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-rwxr-xr-xChangeLog172
-rw-r--r--NEWS4
-rw-r--r--awk.h14
-rw-r--r--awkgram.c1551
-rw-r--r--awkgram.y743
-rw-r--r--debug.c56
-rw-r--r--doc/ChangeLog10
-rw-r--r--doc/gawk.info478
-rw-r--r--doc/gawk.texi13
-rw-r--r--doc/gawktexi.in13
-rw-r--r--profile.c307
-rw-r--r--test/ChangeLog8
-rw-r--r--test/profile0.ok2
-rw-r--r--test/profile10.ok12
14 files changed, 2099 insertions, 1284 deletions
diff --git a/ChangeLog b/ChangeLog
index 3da08549..8687af8f 100755
--- a/ChangeLog
+++ b/ChangeLog
@@ -18,6 +18,47 @@
2018-11-11 Arnold D. Robbins <arnold@skeeve.com>
* main.c (usage): Improve output for -Z in the help.
+2018-11-11 Arnold D. Robbins <arnold@skeeve.com>
+
+ * awkgram.y (outer_comment): New variable.
+ (Grammar): More changes. We now get the simple case of leading
+ and trailing comments, but not all the cases.
+
+2018-11-11 Arnold D. Robbins <arnold@skeeve.com>
+
+ * awkgram.y (trailing_comment): New variable.
+ (Grammar): For `action', append both trailing comments. This may
+ change. For `statements', append the value of `trailing_comment'
+ if set. At `statement := l_brace statements rbrace' save
+ trailing_comment from r_brace.
+ (make_braced_statements): Don't append the comment from r_brace
+ to the statement list.
+
+2018-10-30 Arnold D. Robbins <arnold@skeeve.com>
+
+ * awk.h (NODE): New field: sub.nodep.x.cmnt, holds comment for
+ expressions being pretty-printed.
+ * awkgram.y (Grammar): For expression lists, save any comment
+ that came after a comma in the list.
+ * profile.c (pp_push): Accept a fourth argument which is any
+ comment associated with the expression. Either it's there or
+ it's NULL. Save it in the pp_comment field of the node being pushed.
+ (tabs, tabs_len, check_indent_level): Made into static globals.
+ (pprint): Adjust all calls to pp_push(). Fix parenthesization
+ for casts in string lengthes when indenting.
+ (pp_list): If a popped item has a comment, include it and the
+ following indentation in the formatted result.
+
+2018-10-28 Arnold D. Robbins <arnold@skeeve.com>
+
+ * awkgram.y (include_source): Add second parameter to return
+ SRCFILE pointer.
+ (Grammar): For @include, save the comment for later dumping
+ along with the list of include files.
+ (make_include_comment): Removed. No longer used.
+ * profile.c: Update copyright year.
+ (print_include_list): New function.
+ (dump_prog): Call it.
2018-10-24 Arnold D. Robbins <arnold@skeeve.com>
@@ -27,11 +68,121 @@
* config.sub: Updated from GNULIB.
+2018-10-20 Arnold D. Robbins <arnold@skeeve.com>
+
+ * awk.h (SRCFILE): Add comment field for comments on @load statements.
+ * awkgram.y (include_source): Type change to boolean.
+ (load_library): Type change to boolean, additiona parameter to
+ bring the SRCFILE struct up to where we can add the comment into it.
+ (make_include_comment): New function. Not used yet.
+ (Grammar): Add comment for @load statements. Start on preserving
+ @include statements and their comments for eventual inclusion
+ into the pretty-printed code.
+ * profile.c (print_lib_list): Made a little smarter about printing
+ the header and indentation. Print the comment if there is one.
+
+2018-10-17 Arnold D. Robbins <arnold@skeeve.com>
+
+ * awk.h (commenttype): Add FOR_COMMENT.
+ * awkgram.y (Grammar): Handle all the opt_nls cases in
+ regular for statements.
+ * debug.c (print_instruction): Print the comments in Op_K_for.
+ * profile.c (pprint): Handle printing comments.
+
+2018-10-17 Arnold D. Robbins <arnold@skeeve.com>
+
+ * NEWS: Updated.
+ * awkgram.y (Grammar): Distinguish `print' and `print $0' in
+ what gets profiled / pretty-printed.
+ * profile.c (pprint): For case and default, add final newline
+ if there is no comment to print.
+
+2018-10-16 Arnold D. Robbins <arnold@skeeve.com>
+
+ * awkgram.y (Grammar): Improve comment handling for many plain
+ statements. Improve handling for case and default.
+ Handle comments in `for (iggy in foo)' loops.
+ (yylex): After a colon, only allow newline if was part of ?:.
+ (merge_comments): Improve coding so we don't get two newlines
+ at the end of a merged comment.
+ * debug.c (print_instruction): Handle comments for case and default.
+ Simplify printing of comments.
+ * profile.c (pprint): Handle comments for case and default.
+ Remove compiler warning in Op_and/Op_or handling.
+
+2018-10-14 Arnold D. Robbins <arnold@skeeve.com>
+
+ * awkgram.y (Grammar): Add comment handling for do...while.
+ Regularize comments about `else ...'.
+ * debug.c (print_instruction): Improve handling of comments for
+ do-while and switch, and in general.
+ * profile.c (pprint): Revise for do...while.
+
+2018-10-10 Arnold D. Robbins <arnold@skeeve.com>
+
+ * awkgram.y (make_braced_statements): New function.
+ (Grammar): Use it in the right places instead of inline code.
+ * debug.c (print_instruction): For Op_comment, fix type string.
+ * profile.c (pprint): Move tabs and tabs_len to top of function.
+ For Op_and and Op_or, handle comments. Use new check_indent_level
+ for Op_and, Op_or and Op_cond_exp.
+
2018-10-10 Arnold D. Robbins <arnold@skeeve.com>
* debug.c (print_instruction): For Op_comment, use print_func
instead of fprintf to print the comment type.
+2018-10-10 Arnold D. Robbins <arnold@skeeve.com>
+
+ * awkgram.y (Grammar): For statement -> { statements }, fix comment
+ handling. For `if' statement add comment support.
+ * profile.c (pp_print): Print comments associated with `if' and `else'.
+
+2018-10-09 Arnold D. Robbins <arnold@skeeve.com>
+
+ * awkgram.y (Grammar): Fix handling of empty statement (just a semi-
+ colon).
+ (merge_comments): If no chained comment and no second comment,
+ just return early.
+
+2018-10-09 Arnold D. Robbins <arnold@skeeve.com>
+
+ * awk.h (enum commenttype): New enum.
+ (NODE): Add it to sub.val.
+ (EOL_COMMENT, FULL_COMMENT): Replaced with above enum values.
+ * awkgram.y (Grammar): Finish up handling comments in function headers
+ and bodies. Get trailing comments at end of program
+ (get_comment): When doing comments, if we got EOF, push it back so that
+ multiple comments get merged together.
+ (merge_comments): Allow second parameter to be NULL.
+ * profile.c (pp_print): Change to use above enum everywhere. For
+ Op_K_print_rec produce plain `print' instead of `print $0'. Handle
+ comments in ?:. Handle printing function comments.
+ (print_comment): Simplify `after_newline' assignment. Add assertion
+ that chaining is only two deep.
+
+2018-10-06 Arnold D. Robbins <arnold@skeeve.com>
+
+ * awkgram.y (action): Improve handling of comments attached
+ to braces. Helps with function bodies.
+
+2018-10-04 Arnold D. Robbins <arnold@skeeve.com>
+
+ * awkgram.y (merge_comments): Change return type to void. Adjust calls.
+ (Grammar): For action, pull comments out of braces and stick
+ into the list. For function_prologue, get comments from parameters
+ and ending newline, merge, and save. Wherever nls and opt_nls
+ are used, be sure to pass their values up via $$. For various
+ cases that can be empty, explicitly set $$ = NULL.
+ * profile.c (pprint): Get switch working. Get ?: working.
+ (print_comment): Print any chained comment.
+ (pp_func): Start revising.
+
+2018-10-03 Arnold D. Robbins <arnold@skeeve.com>
+
+ * awkgram.y: Range expressions, enable comment stuff.
+ Switch statement: start on comment handling.
+
2018-10-01 Nelson H.F. Beebe <beebe@math.utah.edu>
* custom.h (__builtin_expect): Define for non-GNU compilers.
@@ -61,6 +212,23 @@
2018-09-21 Arnold D. Robbins <arnold@skeeve.com>
+ * awk.h (INSTRUCTION): Add comment field to carry
+ comment around during parsing.
+ * awkgram.y (merge_comments): New function.
+ (split_comment, check_comment, comment, prior_comment,
+ comment_to_save, program_comment, function_comment,
+ block_comment): Removed.
+ (grammar): Remove old code and start passing the comment
+ up via yylval and the newlines in the grammar.
+
+2018-09-21 Arnold D. Robbins <arnold@skeeve.com>
+
+ * awkgram.y: Undo change of 2016-11-28 to make switch
+ head a separate production, in preparation for revamping
+ comment handling.
+
+2018-09-21 Arnold D. Robbins <arnold@skeeve.com>
+
* re.c (make_regexp): Handle backslash at end of
input string. Thanks to Anatoly Trosinenko
<anatoly.trosinenko@gmail.com> for the report.
@@ -1740,6 +1908,10 @@
* dfa.c: Sync with GNULIB. Twice in one day.
+ Unrelated: Start improving profiling comments for switch/case.
+
+ * awkgram.y (switch_head): New production.
+
2016-11-21 Arnold D. Robbins <arnold@skeeve.com>
* dfa.c: Sync with GNULIB.
diff --git a/NEWS b/NEWS
index 7ad4471c..be7b8a48 100644
--- a/NEWS
+++ b/NEWS
@@ -15,6 +15,10 @@ Changes from 4.2.x to 5.0.0
3. The code now makes some stronger assumptions about a C99 environment.
+4. Comment handling in the pretty-printer has been reworked almost completely
+from scratch. As a result, comments in many corner cases that were previously
+lost are now included in the formatted output.
+
Changes from 4.2.1 to 4.2.2
---------------------------
diff --git a/awk.h b/awk.h
index b53674ee..6f0f5163 100644
--- a/awk.h
+++ b/awk.h
@@ -296,6 +296,12 @@ typedef union bucket_item {
} hi;
} BUCKET;
+enum commenttype {
+ EOL_COMMENT = 1,
+ BLOCK_COMMENT,
+ FOR_COMMENT // special case
+};
+
/* string hash table */
#define ahnext hs.next
#define ahname hs.name /* a string index node */
@@ -340,6 +346,7 @@ typedef struct exp_node {
struct exp_node *extra;
void (*aptr)(void);
long xl;
+ void *cmnt; // used by pretty printer
} x;
char *name;
size_t reserved;
@@ -368,6 +375,7 @@ typedef struct exp_node {
wchar_t *wsp;
size_t wslen;
struct exp_node *typre;
+ enum commenttype comtype;
} val;
} sub;
NODETYPE type;
@@ -565,9 +573,7 @@ typedef struct exp_node {
#define alevel sub.nodep.x.xl
/* Op_comment */
-#define comment_type sub.val.idx
-#define EOL_COMMENT 1
-#define FULL_COMMENT 2
+#define comment_type sub.val.comtype
/* --------------------------------lint warning types----------------------------*/
typedef enum lintvals {
@@ -764,6 +770,7 @@ typedef struct exp_instruction {
awk_ext_func_t *exf;
} x;
+ struct exp_instruction *comment;
short source_line;
short pool_size; // memory management in symbol.c
OPCODE opcode;
@@ -1009,6 +1016,7 @@ typedef struct srcfile {
char *lexeme;
char *lexptr_begin;
int lasttok;
+ INSTRUCTION *comment; /* comment on @load line */
} SRCFILE;
// structure for INSTRUCTION pool, needed mainly for debugger
diff --git a/awkgram.c b/awkgram.c
index 3d63f162..71b563a6 100644
--- a/awkgram.c
+++ b/awkgram.c
@@ -65,7 +65,7 @@
/* First part of user prologue. */
-#line 26 "awkgram.y" /* yacc.c:338 */
+#line 47 "awkgram.y" /* yacc.c:338 */
#ifdef GAWKDEBUG
#define YYDEBUG 12
@@ -96,11 +96,13 @@ static int isnoeffect(OPCODE type);
static INSTRUCTION *make_assignable(INSTRUCTION *ip);
static void dumpintlstr(const char *str, size_t len);
static void dumpintlstr2(const char *str1, size_t len1, const char *str2, size_t len2);
-static int include_source(INSTRUCTION *file);
-static int load_library(INSTRUCTION *file);
+static bool include_source(INSTRUCTION *file, void **srcfile_p);
+static bool load_library(INSTRUCTION *file, void **srcfile_p);
static void next_sourcefile(void);
static char *tokexpand(void);
static NODE *set_profile_text(NODE *n, const char *str, size_t len);
+static INSTRUCTION *trailing_comment;
+static INSTRUCTION *outer_comment;
#define instruction(t) bcalloc(t, 1, 0)
@@ -127,8 +129,8 @@ static void check_funcs(void);
static ssize_t read_one_line(int fd, void *buffer, size_t count);
static int one_line_close(int fd);
-static void split_comment(void);
-static void check_comment(void);
+static void merge_comments(INSTRUCTION *c1, INSTRUCTION *c2);
+static INSTRUCTION *make_braced_statements(INSTRUCTION *lbrace, INSTRUCTION *stmts, INSTRUCTION *rbrace);
static void add_sign_to_num(NODE *n, char sign);
static bool at_seen = false;
@@ -195,27 +197,19 @@ static INSTRUCTION *ip_endfile;
static INSTRUCTION *ip_beginfile;
INSTRUCTION *main_beginfile;
-static INSTRUCTION *comment = NULL;
-static INSTRUCTION *prior_comment = NULL;
-static INSTRUCTION *comment_to_save = NULL;
-static INSTRUCTION *program_comment = NULL;
-static INSTRUCTION *function_comment = NULL;
-static INSTRUCTION *block_comment = NULL;
-
-static bool func_first = true;
+static bool func_first = true; // can nuke
static bool first_rule = true;
static inline INSTRUCTION *list_create(INSTRUCTION *x);
static inline INSTRUCTION *list_append(INSTRUCTION *l, INSTRUCTION *x);
static inline INSTRUCTION *list_prepend(INSTRUCTION *l, INSTRUCTION *x);
static inline INSTRUCTION *list_merge(INSTRUCTION *l1, INSTRUCTION *l2);
-static inline INSTRUCTION *add_pending_comment(INSTRUCTION *stmt);
extern double fmod(double x, double y);
#define YYSTYPE INSTRUCTION *
-#line 219 "awkgram.c" /* yacc.c:338 */
+#line 213 "awkgram.c" /* yacc.c:338 */
# ifndef YY_NULLPTR
# if defined __cplusplus
# if 201103L <= __cplusplus
@@ -665,27 +659,27 @@ static const yytype_uint8 yytranslate[] =
/* YYRLINE[YYN] -- Source line where rule number YYN was defined. */
static const yytype_uint16 yyrline[] =
{
- 0, 215, 215, 217, 222, 223, 227, 239, 244, 255,
- 262, 268, 277, 285, 287, 292, 300, 302, 308, 316,
- 326, 356, 370, 384, 392, 403, 415, 417, 419, 425,
- 433, 434, 438, 438, 484, 483, 517, 532, 534, 539,
- 549, 596, 601, 602, 606, 608, 610, 617, 707, 749,
- 791, 904, 911, 918, 929, 939, 949, 959, 971, 988,
- 987, 1001, 1013, 1013, 1112, 1112, 1146, 1177, 1186, 1187,
- 1193, 1194, 1201, 1206, 1218, 1232, 1234, 1242, 1249, 1251,
- 1259, 1268, 1270, 1279, 1280, 1288, 1293, 1293, 1306, 1310,
- 1318, 1319, 1322, 1324, 1329, 1330, 1339, 1340, 1345, 1350,
- 1359, 1361, 1363, 1370, 1371, 1377, 1378, 1383, 1385, 1390,
- 1392, 1400, 1405, 1414, 1415, 1420, 1422, 1427, 1429, 1437,
- 1442, 1450, 1451, 1456, 1463, 1467, 1469, 1471, 1484, 1501,
- 1511, 1518, 1520, 1525, 1527, 1529, 1537, 1539, 1544, 1546,
- 1551, 1553, 1555, 1612, 1614, 1616, 1618, 1620, 1622, 1624,
- 1626, 1640, 1645, 1650, 1675, 1681, 1683, 1685, 1687, 1689,
- 1691, 1696, 1700, 1732, 1740, 1746, 1752, 1765, 1766, 1767,
- 1772, 1777, 1781, 1785, 1800, 1821, 1826, 1863, 1892, 1893,
- 1899, 1900, 1905, 1907, 1914, 1931, 1948, 1950, 1957, 1962,
- 1970, 1980, 1992, 2001, 2005, 2009, 2013, 2017, 2021, 2024,
- 2026, 2030, 2034, 2038
+ 0, 232, 232, 233, 238, 249, 253, 265, 270, 284,
+ 291, 301, 314, 324, 326, 331, 341, 343, 349, 353,
+ 358, 388, 401, 414, 421, 431, 449, 451, 453, 459,
+ 467, 468, 472, 472, 506, 505, 539, 554, 556, 561,
+ 562, 580, 585, 586, 590, 601, 606, 613, 721, 772,
+ 822, 948, 969, 990, 1000, 1010, 1020, 1031, 1044, 1062,
+ 1061, 1075, 1093, 1093, 1191, 1191, 1224, 1254, 1262, 1263,
+ 1269, 1270, 1277, 1282, 1295, 1310, 1312, 1320, 1327, 1329,
+ 1337, 1346, 1348, 1357, 1358, 1366, 1371, 1371, 1384, 1390,
+ 1402, 1406, 1428, 1429, 1435, 1436, 1445, 1446, 1451, 1456,
+ 1473, 1475, 1477, 1484, 1485, 1491, 1492, 1497, 1499, 1506,
+ 1508, 1516, 1521, 1532, 1533, 1538, 1540, 1547, 1549, 1557,
+ 1562, 1572, 1573, 1578, 1585, 1589, 1591, 1593, 1606, 1623,
+ 1633, 1640, 1642, 1647, 1649, 1651, 1659, 1661, 1666, 1668,
+ 1673, 1675, 1677, 1734, 1736, 1738, 1740, 1742, 1744, 1746,
+ 1748, 1762, 1767, 1772, 1797, 1803, 1805, 1807, 1809, 1811,
+ 1813, 1818, 1822, 1854, 1862, 1868, 1874, 1887, 1888, 1889,
+ 1894, 1899, 1903, 1907, 1922, 1943, 1948, 1985, 2014, 2015,
+ 2021, 2022, 2027, 2029, 2036, 2053, 2070, 2072, 2079, 2084,
+ 2092, 2102, 2114, 2123, 2127, 2132, 2136, 2140, 2144, 2149,
+ 2150, 2154, 2158, 2162
};
#endif
@@ -1882,8 +1876,14 @@ yyreduce:
YY_REDUCE_PRINT (yyn);
switch (yyn)
{
- case 3:
-#line 218 "awkgram.y" /* yacc.c:1645 */
+ case 2:
+#line 232 "awkgram.y" /* yacc.c:1645 */
+ { (yyval) = NULL; }
+#line 1883 "awkgram.c" /* yacc.c:1645 */
+ break;
+
+ case 3:
+#line 234 "awkgram.y" /* yacc.c:1645 */
{
rule = 0;
yyerrok;
@@ -1891,16 +1891,31 @@ yyreduce:
#line 1892 "awkgram.c" /* yacc.c:1645 */
break;
+ case 4:
+#line 239 "awkgram.y" /* yacc.c:1645 */
+ {
+ if ((yyvsp[0]) != NULL) {
+ if ((yyvsp[-1]) == NULL) {
+ outer_comment = (yyvsp[0]);
+ } else {
+ trailing_comment = (yyvsp[0]);
+ }
+ }
+ (yyval) = (yyvsp[-1]);
+ }
+#line 1907 "awkgram.c" /* yacc.c:1645 */
+ break;
+
case 5:
-#line 224 "awkgram.y" /* yacc.c:1645 */
+#line 250 "awkgram.y" /* yacc.c:1645 */
{
next_sourcefile();
}
-#line 1900 "awkgram.c" /* yacc.c:1645 */
+#line 1915 "awkgram.c" /* yacc.c:1645 */
break;
case 6:
-#line 228 "awkgram.y" /* yacc.c:1645 */
+#line 254 "awkgram.y" /* yacc.c:1645 */
{
rule = 0;
/*
@@ -1909,20 +1924,20 @@ yyreduce:
*/
/* yyerrok; */
}
-#line 1913 "awkgram.c" /* yacc.c:1645 */
+#line 1928 "awkgram.c" /* yacc.c:1645 */
break;
case 7:
-#line 240 "awkgram.y" /* yacc.c:1645 */
+#line 266 "awkgram.y" /* yacc.c:1645 */
{
(void) append_rule((yyvsp[-1]), (yyvsp[0]));
first_rule = false;
}
-#line 1922 "awkgram.c" /* yacc.c:1645 */
+#line 1937 "awkgram.c" /* yacc.c:1645 */
break;
case 8:
-#line 245 "awkgram.y" /* yacc.c:1645 */
+#line 271 "awkgram.y" /* yacc.c:1645 */
{
if (rule != Rule) {
msg(_("%s blocks must have an action part"), ruletab[rule]);
@@ -1930,119 +1945,125 @@ yyreduce:
} else if ((yyvsp[-1]) == NULL) {
msg(_("each rule must have a pattern or an action part"));
errcount++;
- } else /* pattern rule with non-empty pattern */
+ } else { /* pattern rule with non-empty pattern */
+ if ((yyvsp[0]) != NULL)
+ list_append((yyvsp[-1]), (yyvsp[0]));
(void) append_rule((yyvsp[-1]), NULL);
+ }
}
-#line 1937 "awkgram.c" /* yacc.c:1645 */
+#line 1955 "awkgram.c" /* yacc.c:1645 */
break;
case 9:
-#line 256 "awkgram.y" /* yacc.c:1645 */
+#line 285 "awkgram.y" /* yacc.c:1645 */
{
in_function = NULL;
(void) mk_function((yyvsp[-1]), (yyvsp[0]));
want_param_names = DONT_CHECK;
yyerrok;
}
-#line 1948 "awkgram.c" /* yacc.c:1645 */
+#line 1966 "awkgram.c" /* yacc.c:1645 */
break;
case 10:
-#line 263 "awkgram.y" /* yacc.c:1645 */
+#line 292 "awkgram.y" /* yacc.c:1645 */
{
want_source = false;
at_seen = false;
+ if ((yyvsp[-1]) != NULL && (yyvsp[0]) != NULL) {
+ SRCFILE *s = (SRCFILE *) (yyvsp[-1]);
+ s->comment = (yyvsp[0]);
+ }
yyerrok;
}
-#line 1958 "awkgram.c" /* yacc.c:1645 */
+#line 1980 "awkgram.c" /* yacc.c:1645 */
break;
case 11:
-#line 269 "awkgram.y" /* yacc.c:1645 */
+#line 302 "awkgram.y" /* yacc.c:1645 */
{
want_source = false;
at_seen = false;
+ if ((yyvsp[-1]) != NULL && (yyvsp[0]) != NULL) {
+ SRCFILE *s = (SRCFILE *) (yyvsp[-1]);
+ s->comment = (yyvsp[0]);
+ }
yyerrok;
}
-#line 1968 "awkgram.c" /* yacc.c:1645 */
+#line 1994 "awkgram.c" /* yacc.c:1645 */
break;
case 12:
-#line 278 "awkgram.y" /* yacc.c:1645 */
+#line 315 "awkgram.y" /* yacc.c:1645 */
{
- if (include_source((yyvsp[0])) < 0)
+ void *srcfile = NULL;
+
+ if (! include_source((yyvsp[0]), & srcfile))
YYABORT;
efree((yyvsp[0])->lextok);
bcfree((yyvsp[0]));
- (yyval) = NULL;
+ (yyval) = (INSTRUCTION *) srcfile;
}
-#line 1980 "awkgram.c" /* yacc.c:1645 */
+#line 2008 "awkgram.c" /* yacc.c:1645 */
break;
case 13:
-#line 286 "awkgram.y" /* yacc.c:1645 */
+#line 325 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = NULL; }
-#line 1986 "awkgram.c" /* yacc.c:1645 */
+#line 2014 "awkgram.c" /* yacc.c:1645 */
break;
case 14:
-#line 288 "awkgram.y" /* yacc.c:1645 */
+#line 327 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = NULL; }
-#line 1992 "awkgram.c" /* yacc.c:1645 */
+#line 2020 "awkgram.c" /* yacc.c:1645 */
break;
case 15:
-#line 293 "awkgram.y" /* yacc.c:1645 */
+#line 332 "awkgram.y" /* yacc.c:1645 */
{
- if (load_library((yyvsp[0])) < 0)
+ void *srcfile;
+
+ if (! load_library((yyvsp[0]), & srcfile))
YYABORT;
efree((yyvsp[0])->lextok);
bcfree((yyvsp[0]));
- (yyval) = NULL;
+ (yyval) = (INSTRUCTION *) srcfile;
}
-#line 2004 "awkgram.c" /* yacc.c:1645 */
+#line 2034 "awkgram.c" /* yacc.c:1645 */
break;
case 16:
-#line 301 "awkgram.y" /* yacc.c:1645 */
+#line 342 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = NULL; }
-#line 2010 "awkgram.c" /* yacc.c:1645 */
+#line 2040 "awkgram.c" /* yacc.c:1645 */
break;
case 17:
-#line 303 "awkgram.y" /* yacc.c:1645 */
+#line 344 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = NULL; }
-#line 2016 "awkgram.c" /* yacc.c:1645 */
+#line 2046 "awkgram.c" /* yacc.c:1645 */
break;
case 18:
-#line 308 "awkgram.y" /* yacc.c:1645 */
+#line 349 "awkgram.y" /* yacc.c:1645 */
{
rule = Rule;
- if (comment != NULL) {
- (yyval) = list_create(comment);
- comment = NULL;
- } else
- (yyval) = NULL;
+ (yyval) = NULL;
}
-#line 2029 "awkgram.c" /* yacc.c:1645 */
+#line 2055 "awkgram.c" /* yacc.c:1645 */
break;
case 19:
-#line 317 "awkgram.y" /* yacc.c:1645 */
+#line 354 "awkgram.y" /* yacc.c:1645 */
{
rule = Rule;
- if (comment != NULL) {
- (yyval) = list_prepend((yyvsp[0]), comment);
- comment = NULL;
- } else
- (yyval) = (yyvsp[0]);
}
-#line 2042 "awkgram.c" /* yacc.c:1645 */
+#line 2063 "awkgram.c" /* yacc.c:1645 */
break;
case 20:
-#line 327 "awkgram.y" /* yacc.c:1645 */
+#line 359 "awkgram.y" /* yacc.c:1645 */
{
INSTRUCTION *tp;
@@ -2065,18 +2086,18 @@ yyreduce:
((yyvsp[-3])->nexti + 1)->condpair_left = (yyvsp[-3])->lasti;
((yyvsp[-3])->nexti + 1)->condpair_right = (yyvsp[0])->lasti;
}
- if (comment != NULL) {
- (yyval) = list_append(list_merge(list_prepend((yyvsp[-3]), comment), (yyvsp[0])), tp);
- comment = NULL;
- } else
+ /* Put any comments in front of the range expression */
+ if ((yyvsp[-1]) != NULL)
+ (yyval) = list_append(list_merge(list_prepend((yyvsp[-3]), (yyvsp[-1])), (yyvsp[0])), tp);
+ else
(yyval) = list_append(list_merge((yyvsp[-3]), (yyvsp[0])), tp);
rule = Rule;
}
-#line 2076 "awkgram.c" /* yacc.c:1645 */
+#line 2097 "awkgram.c" /* yacc.c:1645 */
break;
case 21:
-#line 357 "awkgram.y" /* yacc.c:1645 */
+#line 389 "awkgram.y" /* yacc.c:1645 */
{
static int begin_seen = 0;
@@ -2087,14 +2108,13 @@ yyreduce:
(yyvsp[0])->in_rule = rule = BEGIN;
(yyvsp[0])->source_file = source;
- check_comment();
(yyval) = (yyvsp[0]);
}
-#line 2094 "awkgram.c" /* yacc.c:1645 */
+#line 2114 "awkgram.c" /* yacc.c:1645 */
break;
case 22:
-#line 371 "awkgram.y" /* yacc.c:1645 */
+#line 402 "awkgram.y" /* yacc.c:1645 */
{
static int end_seen = 0;
@@ -2105,116 +2125,107 @@ yyreduce:
(yyvsp[0])->in_rule = rule = END;
(yyvsp[0])->source_file = source;
- check_comment();
(yyval) = (yyvsp[0]);
}
-#line 2112 "awkgram.c" /* yacc.c:1645 */
+#line 2131 "awkgram.c" /* yacc.c:1645 */
break;
case 23:
-#line 385 "awkgram.y" /* yacc.c:1645 */
+#line 415 "awkgram.y" /* yacc.c:1645 */
{
func_first = false;
(yyvsp[0])->in_rule = rule = BEGINFILE;
(yyvsp[0])->source_file = source;
- check_comment();
(yyval) = (yyvsp[0]);
}
-#line 2124 "awkgram.c" /* yacc.c:1645 */
+#line 2142 "awkgram.c" /* yacc.c:1645 */
break;
case 24:
-#line 393 "awkgram.y" /* yacc.c:1645 */
+#line 422 "awkgram.y" /* yacc.c:1645 */
{
func_first = false;
(yyvsp[0])->in_rule = rule = ENDFILE;
(yyvsp[0])->source_file = source;
- check_comment();
(yyval) = (yyvsp[0]);
}
-#line 2136 "awkgram.c" /* yacc.c:1645 */
+#line 2153 "awkgram.c" /* yacc.c:1645 */
break;
case 25:
-#line 404 "awkgram.y" /* yacc.c:1645 */
+#line 432 "awkgram.y" /* yacc.c:1645 */
{
- INSTRUCTION *ip;
- if ((yyvsp[-3]) == NULL)
- ip = list_create(instruction(Op_no_op));
- else
- ip = (yyvsp[-3]);
+ INSTRUCTION *ip = make_braced_statements((yyvsp[-4]), (yyvsp[-3]), (yyvsp[-2]));
+
+ if ((yyvsp[-2]) != NULL && (yyvsp[0]) != NULL) {
+ merge_comments((yyvsp[-2]), (yyvsp[0]));
+ trailing_comment = (yyvsp[-2]);
+ } else if ((yyvsp[-2]) != NULL) {
+ trailing_comment = (yyvsp[-2]);
+ } else if ((yyvsp[0]) != NULL) {
+ trailing_comment = (yyvsp[0]);
+ }
+
(yyval) = ip;
}
-#line 2149 "awkgram.c" /* yacc.c:1645 */
+#line 2172 "awkgram.c" /* yacc.c:1645 */
break;
case 26:
-#line 416 "awkgram.y" /* yacc.c:1645 */
+#line 450 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[0]); }
-#line 2155 "awkgram.c" /* yacc.c:1645 */
+#line 2178 "awkgram.c" /* yacc.c:1645 */
break;
case 27:
-#line 418 "awkgram.y" /* yacc.c:1645 */
+#line 452 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[0]); }
-#line 2161 "awkgram.c" /* yacc.c:1645 */
+#line 2184 "awkgram.c" /* yacc.c:1645 */
break;
case 28:
-#line 420 "awkgram.y" /* yacc.c:1645 */
+#line 454 "awkgram.y" /* yacc.c:1645 */
{
yyerror(_("`%s' is a built-in function, it cannot be redefined"),
tokstart);
YYABORT;
}
-#line 2171 "awkgram.c" /* yacc.c:1645 */
+#line 2194 "awkgram.c" /* yacc.c:1645 */
break;
case 29:
-#line 426 "awkgram.y" /* yacc.c:1645 */
+#line 460 "awkgram.y" /* yacc.c:1645 */
{
(yyval) = (yyvsp[0]);
at_seen = false;
}
-#line 2180 "awkgram.c" /* yacc.c:1645 */
+#line 2203 "awkgram.c" /* yacc.c:1645 */
break;
case 32:
-#line 438 "awkgram.y" /* yacc.c:1645 */
+#line 472 "awkgram.y" /* yacc.c:1645 */
{ want_param_names = FUNC_HEADER; }
-#line 2186 "awkgram.c" /* yacc.c:1645 */
+#line 2209 "awkgram.c" /* yacc.c:1645 */
break;
case 33:
-#line 439 "awkgram.y" /* yacc.c:1645 */
+#line 473 "awkgram.y" /* yacc.c:1645 */
{
- /*
- * treat any comments between BOF and the first function
- * definition (with no intervening BEGIN etc block) as
- * program comments. Special kludge: iff there are more
- * than one such comments, treat the last as a function
- * comment.
- */
- if (prior_comment != NULL) {
- comment_to_save = prior_comment;
- prior_comment = NULL;
- } else if (comment != NULL) {
- comment_to_save = comment;
- comment = NULL;
- } else
- comment_to_save = NULL;
-
- if (comment_to_save != NULL && func_first
- && strstr(comment_to_save->memory->stptr, "\n\n") != NULL)
- split_comment();
-
- /* save any other pre-function comment as function comment */
- if (comment_to_save != NULL) {
- function_comment = comment_to_save;
- comment_to_save = NULL;
+ INSTRUCTION *func_comment = NULL;
+ // Merge any comments found in the parameter list with those
+ // following the function header, associate the whole shebang
+ // with the function as one block comment.
+ if ((yyvsp[-2]) != NULL && (yyvsp[-2])->comment != NULL) {
+ if ((yyvsp[0]) != NULL) {
+ merge_comments((yyvsp[-2])->comment, (yyvsp[0]));
+ }
+ func_comment = (yyvsp[-2])->comment;
+ } else if ((yyvsp[0]) != NULL) {
+ func_comment = (yyvsp[0]);
}
- func_first = false;
+
(yyvsp[-6])->source_file = source;
+ (yyvsp[-6])->comment = func_comment;
if (install_function((yyvsp[-5])->lextok, (yyvsp[-6]), (yyvsp[-2])) < 0)
YYABORT;
in_function = (yyvsp[-5])->lextok;
@@ -2224,17 +2235,17 @@ yyreduce:
(yyval) = (yyvsp[-6]);
want_param_names = FUNC_BODY;
}
-#line 2228 "awkgram.c" /* yacc.c:1645 */
+#line 2239 "awkgram.c" /* yacc.c:1645 */
break;
case 34:
-#line 484 "awkgram.y" /* yacc.c:1645 */
+#line 506 "awkgram.y" /* yacc.c:1645 */
{ want_regexp = true; }
-#line 2234 "awkgram.c" /* yacc.c:1645 */
+#line 2245 "awkgram.c" /* yacc.c:1645 */
break;
case 35:
-#line 486 "awkgram.y" /* yacc.c:1645 */
+#line 508 "awkgram.y" /* yacc.c:1645 */
{
NODE *n, *exp;
char *re;
@@ -2263,11 +2274,11 @@ yyreduce:
(yyval)->opcode = Op_match_rec;
(yyval)->memory = n;
}
-#line 2267 "awkgram.c" /* yacc.c:1645 */
+#line 2278 "awkgram.c" /* yacc.c:1645 */
break;
case 36:
-#line 518 "awkgram.y" /* yacc.c:1645 */
+#line 540 "awkgram.y" /* yacc.c:1645 */
{
char *re;
size_t len;
@@ -2280,112 +2291,98 @@ yyreduce:
(yyval)->opcode = Op_push_re;
(yyval)->memory = make_typed_regex(re, len);
}
-#line 2284 "awkgram.c" /* yacc.c:1645 */
+#line 2295 "awkgram.c" /* yacc.c:1645 */
break;
case 37:
-#line 533 "awkgram.y" /* yacc.c:1645 */
+#line 555 "awkgram.y" /* yacc.c:1645 */
{ bcfree((yyvsp[0])); }
-#line 2290 "awkgram.c" /* yacc.c:1645 */
+#line 2301 "awkgram.c" /* yacc.c:1645 */
break;
case 39:
-#line 539 "awkgram.y" /* yacc.c:1645 */
- {
- if (prior_comment != NULL) {
- (yyval) = list_create(prior_comment);
- prior_comment = NULL;
- } else if (comment != NULL) {
- (yyval) = list_create(comment);
- comment = NULL;
- } else
- (yyval) = NULL;
- }
-#line 2305 "awkgram.c" /* yacc.c:1645 */
+#line 561 "awkgram.y" /* yacc.c:1645 */
+ { (yyval) = NULL; }
+#line 2307 "awkgram.c" /* yacc.c:1645 */
break;
case 40:
-#line 550 "awkgram.y" /* yacc.c:1645 */
+#line 563 "awkgram.y" /* yacc.c:1645 */
{
if ((yyvsp[0]) == NULL) {
- if (prior_comment != NULL) {
- (yyval) = list_append((yyvsp[-1]), prior_comment);
- prior_comment = NULL;
- if (comment != NULL) {
- (yyval) = list_append((yyval), comment);
- comment = NULL;
- }
- } else if (comment != NULL) {
- (yyval) = list_append((yyvsp[-1]), comment);
- comment = NULL;
- } else
- (yyval) = (yyvsp[-1]);
+ (yyval) = (yyvsp[-1]);
} else {
add_lint((yyvsp[0]), LINT_no_effect);
if ((yyvsp[-1]) == NULL) {
- if (prior_comment != NULL) {
- (yyval) = list_append((yyvsp[0]), prior_comment);
- prior_comment = NULL;
- if (comment != NULL) {
- (yyval) = list_append((yyval), comment);
- comment = NULL;
- }
- } else if (comment != NULL) {
- (yyval) = list_append((yyvsp[0]), comment);
- comment = NULL;
- } else
- (yyval) = (yyvsp[0]);
+ (yyval) = (yyvsp[0]);
} else {
- if (prior_comment != NULL) {
- list_append((yyvsp[0]), prior_comment);
- prior_comment = NULL;
- if (comment != NULL) {
- list_append((yyvsp[0]), comment);
- comment = NULL;
- }
- } else if (comment != NULL) {
- list_append((yyvsp[0]), comment);
- comment = NULL;
- }
(yyval) = list_merge((yyvsp[-1]), (yyvsp[0]));
}
}
+ if (trailing_comment != NULL) {
+ (yyval) = list_append((yyval), trailing_comment);
+ trailing_comment = NULL;
+ }
yyerrok;
}
-#line 2356 "awkgram.c" /* yacc.c:1645 */
+#line 2329 "awkgram.c" /* yacc.c:1645 */
break;
case 41:
-#line 597 "awkgram.y" /* yacc.c:1645 */
+#line 581 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = NULL; }
-#line 2362 "awkgram.c" /* yacc.c:1645 */
+#line 2335 "awkgram.c" /* yacc.c:1645 */
+ break;
+
+ case 42:
+#line 585 "awkgram.y" /* yacc.c:1645 */
+ { (yyval) = (yyvsp[0]); }
+#line 2341 "awkgram.c" /* yacc.c:1645 */
+ break;
+
+ case 43:
+#line 586 "awkgram.y" /* yacc.c:1645 */
+ { (yyval) = (yyvsp[0]); }
+#line 2347 "awkgram.c" /* yacc.c:1645 */
break;
case 44:
-#line 607 "awkgram.y" /* yacc.c:1645 */
- { (yyval) = NULL; }
-#line 2368 "awkgram.c" /* yacc.c:1645 */
+#line 591 "awkgram.y" /* yacc.c:1645 */
+ {
+ if ((yyvsp[0]) != NULL) {
+ INSTRUCTION *ip;
+
+ merge_comments((yyvsp[0]), NULL);
+ ip = list_create(instruction(Op_no_op));
+ (yyval) = list_append(ip, (yyvsp[0]));
+ } else
+ (yyval) = NULL;
+ }
+#line 2362 "awkgram.c" /* yacc.c:1645 */
break;
case 45:
-#line 609 "awkgram.y" /* yacc.c:1645 */
- { (yyval) = (yyvsp[-1]); }
-#line 2374 "awkgram.c" /* yacc.c:1645 */
+#line 602 "awkgram.y" /* yacc.c:1645 */
+ {
+ trailing_comment = (yyvsp[0]); // NULL or comment
+ (yyval) = make_braced_statements((yyvsp[-2]), (yyvsp[-1]), (yyvsp[0]));
+ }
+#line 2371 "awkgram.c" /* yacc.c:1645 */
break;
case 46:
-#line 611 "awkgram.y" /* yacc.c:1645 */
+#line 607 "awkgram.y" /* yacc.c:1645 */
{
if (do_pretty_print)
(yyval) = list_prepend((yyvsp[0]), instruction(Op_exec_count));
else
(yyval) = (yyvsp[0]);
}
-#line 2385 "awkgram.c" /* yacc.c:1645 */
+#line 2382 "awkgram.c" /* yacc.c:1645 */
break;
case 47:
-#line 618 "awkgram.y" /* yacc.c:1645 */
+#line 614 "awkgram.y" /* yacc.c:1645 */
{
INSTRUCTION *dflt, *curr = NULL, *cexp, *cstmt;
INSTRUCTION *ip, *nextc, *tbreak;
@@ -2403,8 +2400,9 @@ yyreduce:
if ((yyvsp[-2]) != NULL) {
curr = (yyvsp[-2])->nexti;
bcfree((yyvsp[-2])); /* Op_list */
- } /* else
- curr = NULL; */
+ }
+ /* else
+ curr = NULL; */
for (; curr != NULL; curr = nextc) {
INSTRUCTION *caseexp = curr->case_exp;
@@ -2460,26 +2458,43 @@ yyreduce:
ip = (yyvsp[-6]);
if (do_pretty_print) {
+ // first merge comments
+ INSTRUCTION *head_comment = NULL;
+
+ if ((yyvsp[-4]) != NULL && (yyvsp[-3]) != NULL) {
+ merge_comments((yyvsp[-4]), (yyvsp[-3]));
+ head_comment = (yyvsp[-4]);
+ } else if ((yyvsp[-4]) != NULL)
+ head_comment = (yyvsp[-4]);
+ else
+ head_comment = (yyvsp[-3]);
+
+ (yyvsp[-8])->comment = head_comment;
+
(void) list_prepend(ip, (yyvsp[-8]));
(void) list_prepend(ip, instruction(Op_exec_count));
(yyvsp[-8])->target_break = tbreak;
((yyvsp[-8]) + 1)->switch_start = cexp->nexti;
((yyvsp[-8]) + 1)->switch_end = cexp->lasti;
- }/* else
- $1 is NULL */
+ ((yyvsp[-8]) + 1)->switch_end->comment = (yyvsp[0]);
+ }
+ /* else
+ $1 is NULL */
(void) list_append(cexp, dflt);
(void) list_merge(ip, cexp);
+ if ((yyvsp[-1]) != NULL)
+ (void) list_append(cstmt, (yyvsp[-1]));
(yyval) = list_merge(ip, cstmt);
break_allowed--;
fix_break_continue(ip, tbreak, NULL);
}
-#line 2479 "awkgram.c" /* yacc.c:1645 */
+#line 2494 "awkgram.c" /* yacc.c:1645 */
break;
case 48:
-#line 708 "awkgram.y" /* yacc.c:1645 */
+#line 722 "awkgram.y" /* yacc.c:1645 */
{
/*
* -----------------
@@ -2508,8 +2523,17 @@ yyreduce:
(yyvsp[-5])->target_continue = tcont;
((yyvsp[-5]) + 1)->while_body = ip->lasti;
(void) list_prepend(ip, (yyvsp[-5]));
- }/* else
- $1 is NULL */
+ }
+ /* else
+ $1 is NULL */
+
+ if ((yyvsp[-1]) != NULL) {
+ if ((yyvsp[0]) == NULL)
+ (yyvsp[0]) = list_create(instruction(Op_no_op));
+
+ (yyvsp[-1])->memory->comment_type = BLOCK_COMMENT;
+ (yyvsp[0]) = list_prepend((yyvsp[0]), (yyvsp[-1]));
+ }
if ((yyvsp[0]) != NULL)
(void) list_merge(ip, (yyvsp[0]));
@@ -2521,11 +2545,11 @@ yyreduce:
continue_allowed--;
fix_break_continue(ip, tbreak, tcont);
}
-#line 2525 "awkgram.c" /* yacc.c:1645 */
+#line 2549 "awkgram.c" /* yacc.c:1645 */
break;
case 49:
-#line 750 "awkgram.y" /* yacc.c:1645 */
+#line 773 "awkgram.y" /* yacc.c:1645 */
{
/*
* -----------------
@@ -2548,8 +2572,13 @@ yyreduce:
ip = list_merge((yyvsp[-5]), (yyvsp[-2]));
else
ip = list_prepend((yyvsp[-2]), instruction(Op_no_op));
+
+ if ((yyvsp[-6]) != NULL)
+ (void) list_prepend(ip, (yyvsp[-6]));
+
if (do_pretty_print)
(void) list_prepend(ip, instruction(Op_exec_count));
+
(void) list_append(ip, instruction(Op_jmp_true));
ip->lasti->target_jmp = ip->nexti;
(yyval) = list_append(ip, tbreak);
@@ -2564,14 +2593,17 @@ yyreduce:
((yyvsp[-7]) + 1)->doloop_cond = tcont;
(yyval) = list_prepend(ip, (yyvsp[-7]));
bcfree((yyvsp[-4]));
- } /* else
+ if ((yyvsp[0]) != NULL)
+ (yyvsp[-7])->comment = (yyvsp[0]);
+ }
+ /* else
$1 and $4 are NULLs */
}
-#line 2571 "awkgram.c" /* yacc.c:1645 */
+#line 2603 "awkgram.c" /* yacc.c:1645 */
break;
case 50:
-#line 792 "awkgram.y" /* yacc.c:1645 */
+#line 823 "awkgram.y" /* yacc.c:1645 */
{
INSTRUCTION *ip;
char *var_name = (yyvsp[-5])->lextok;
@@ -2584,7 +2616,8 @@ yyreduce:
&& strcmp((yyvsp[0])->nexti->memory->vname, var_name) == 0
) {
- /* Efficiency hack. Recognize the special case of
+ /*
+ * Efficiency hack. Recognize the special case of
*
* for (iggy in foo)
* delete foo[iggy]
@@ -2616,6 +2649,10 @@ yyreduce:
bcfree((yyvsp[-5]));
bcfree((yyvsp[-4]));
bcfree((yyvsp[-3]));
+ if ((yyvsp[-1]) != NULL) {
+ merge_comments((yyvsp[-1]), NULL);
+ (yyvsp[0]) = list_prepend((yyvsp[0]), (yyvsp[-1]));
+ }
(yyval) = (yyvsp[0]);
} else
goto regular_loop;
@@ -2650,8 +2687,9 @@ regular_loop:
(yyvsp[-7])->target_continue = tcont;
(yyvsp[-7])->target_break = tbreak;
(void) list_append(ip, (yyvsp[-7]));
- } /* else
- $1 is NULL */
+ }
+ /* else
+ $1 is NULL */
/* add update_FOO instruction if necessary */
if ((yyvsp[-4])->array_var->type == Node_var && (yyvsp[-4])->array_var->var_update) {
@@ -2672,8 +2710,15 @@ regular_loop:
((yyvsp[-7]) + 1)->forloop_body = ip->lasti;
}
- if ((yyvsp[0]) != NULL)
+ if ((yyvsp[-1]) != NULL)
+ merge_comments((yyvsp[-1]), NULL);
+
+ if ((yyvsp[0]) != NULL) {
+ if ((yyvsp[-1]) != NULL)
+ (yyvsp[0]) = list_prepend((yyvsp[0]), (yyvsp[-1]));
(void) list_merge(ip, (yyvsp[0]));
+ } else if ((yyvsp[-1]) != NULL)
+ (void) list_append(ip, (yyvsp[-1]));
(void) list_append(ip, instruction(Op_jmp));
ip->lasti->target_jmp = (yyvsp[-4]);
@@ -2684,73 +2729,100 @@ regular_loop:
break_allowed--;
continue_allowed--;
}
-#line 2688 "awkgram.c" /* yacc.c:1645 */
+#line 2733 "awkgram.c" /* yacc.c:1645 */
break;
case 51:
-#line 905 "awkgram.y" /* yacc.c:1645 */
+#line 949 "awkgram.y" /* yacc.c:1645 */
{
+ if ((yyvsp[-7]) != NULL) {
+ merge_comments((yyvsp[-7]), NULL);
+ (yyvsp[-11])->comment = (yyvsp[-7]);
+ }
+ if ((yyvsp[-4]) != NULL) {
+ merge_comments((yyvsp[-4]), NULL);
+ if ((yyvsp[-11])->comment == NULL) {
+ (yyvsp[-4])->memory->comment_type = FOR_COMMENT;
+ (yyvsp[-11])->comment = (yyvsp[-4]);
+ } else
+ (yyvsp[-11])->comment->comment = (yyvsp[-4]);
+ }
+ if ((yyvsp[-1]) != NULL)
+ (yyvsp[0]) = list_prepend((yyvsp[0]), (yyvsp[-1]));
(yyval) = mk_for_loop((yyvsp[-11]), (yyvsp[-9]), (yyvsp[-6]), (yyvsp[-3]), (yyvsp[0]));
break_allowed--;
continue_allowed--;
}
-#line 2699 "awkgram.c" /* yacc.c:1645 */
+#line 2758 "awkgram.c" /* yacc.c:1645 */
break;
case 52:
-#line 912 "awkgram.y" /* yacc.c:1645 */
+#line 970 "awkgram.y" /* yacc.c:1645 */
{
+ if ((yyvsp[-6]) != NULL) {
+ merge_comments((yyvsp[-6]), NULL);
+ (yyvsp[-10])->comment = (yyvsp[-6]);
+ }
+ if ((yyvsp[-4]) != NULL) {
+ merge_comments((yyvsp[-4]), NULL);
+ if ((yyvsp[-10])->comment == NULL) {
+ (yyvsp[-4])->memory->comment_type = FOR_COMMENT;
+ (yyvsp[-10])->comment = (yyvsp[-4]);
+ } else
+ (yyvsp[-10])->comment->comment = (yyvsp[-4]);
+ }
+ if ((yyvsp[-1]) != NULL)
+ (yyvsp[0]) = list_prepend((yyvsp[0]), (yyvsp[-1]));
(yyval) = mk_for_loop((yyvsp[-10]), (yyvsp[-8]), (INSTRUCTION *) NULL, (yyvsp[-3]), (yyvsp[0]));
break_allowed--;
continue_allowed--;
}
-#line 2710 "awkgram.c" /* yacc.c:1645 */
+#line 2783 "awkgram.c" /* yacc.c:1645 */
break;
case 53:
-#line 919 "awkgram.y" /* yacc.c:1645 */
+#line 991 "awkgram.y" /* yacc.c:1645 */
{
if (do_pretty_print)
(yyval) = list_prepend((yyvsp[0]), instruction(Op_exec_count));
else
(yyval) = (yyvsp[0]);
- (yyval) = add_pending_comment((yyval));
}
-#line 2722 "awkgram.c" /* yacc.c:1645 */
+#line 2794 "awkgram.c" /* yacc.c:1645 */
break;
case 54:
-#line 930 "awkgram.y" /* yacc.c:1645 */
+#line 1001 "awkgram.y" /* yacc.c:1645 */
{
if (! break_allowed)
error_ln((yyvsp[-1])->source_line,
_("`break' is not allowed outside a loop or switch"));
(yyvsp[-1])->target_jmp = NULL;
(yyval) = list_create((yyvsp[-1]));
- (yyval) = add_pending_comment((yyval));
-
+ if ((yyvsp[0]) != NULL)
+ (yyval) = list_append((yyval), (yyvsp[0]));
}
-#line 2736 "awkgram.c" /* yacc.c:1645 */
+#line 2808 "awkgram.c" /* yacc.c:1645 */
break;
case 55:
-#line 940 "awkgram.y" /* yacc.c:1645 */
+#line 1011 "awkgram.y" /* yacc.c:1645 */
{
if (! continue_allowed)
error_ln((yyvsp[-1])->source_line,
_("`continue' is not allowed outside a loop"));
(yyvsp[-1])->target_jmp = NULL;
(yyval) = list_create((yyvsp[-1]));
- (yyval) = add_pending_comment((yyval));
-
+ if ((yyvsp[0]) != NULL)
+ (yyval) = list_append((yyval), (yyvsp[0]));
}
-#line 2750 "awkgram.c" /* yacc.c:1645 */
+#line 2822 "awkgram.c" /* yacc.c:1645 */
break;
case 56:
-#line 950 "awkgram.y" /* yacc.c:1645 */
+#line 1021 "awkgram.y" /* yacc.c:1645 */
{
/* if inside function (rule = 0), resolve context at run-time */
if (rule && rule != Rule)
@@ -2758,13 +2830,14 @@ regular_loop:
_("`next' used in %s action"), ruletab[rule]);
(yyvsp[-1])->target_jmp = ip_rec;
(yyval) = list_create((yyvsp[-1]));
- (yyval) = add_pending_comment((yyval));
+ if ((yyvsp[0]) != NULL)
+ (yyval) = list_append((yyval), (yyvsp[0]));
}
-#line 2764 "awkgram.c" /* yacc.c:1645 */
+#line 2837 "awkgram.c" /* yacc.c:1645 */
break;
case 57:
-#line 960 "awkgram.y" /* yacc.c:1645 */
+#line 1032 "awkgram.y" /* yacc.c:1645 */
{
/* if inside function (rule = 0), resolve context at run-time */
if (rule == BEGIN || rule == END || rule == ENDFILE)
@@ -2774,13 +2847,14 @@ regular_loop:
(yyvsp[-1])->target_newfile = ip_newfile;
(yyvsp[-1])->target_endfile = ip_endfile;
(yyval) = list_create((yyvsp[-1]));
- (yyval) = add_pending_comment((yyval));
+ if ((yyvsp[0]) != NULL)
+ (yyval) = list_append((yyval), (yyvsp[0]));
}
-#line 2780 "awkgram.c" /* yacc.c:1645 */
+#line 2854 "awkgram.c" /* yacc.c:1645 */
break;
case 58:
-#line 972 "awkgram.y" /* yacc.c:1645 */
+#line 1045 "awkgram.y" /* yacc.c:1645 */
{
/* Initialize the two possible jump targets, the actual target
* is resolved at run-time.
@@ -2794,22 +2868,23 @@ regular_loop:
(yyval)->nexti->memory = dupnode(Nnull_string);
} else
(yyval) = list_append((yyvsp[-1]), (yyvsp[-2]));
- (yyval) = add_pending_comment((yyval));
+ if ((yyvsp[0]) != NULL)
+ (yyval) = list_append((yyval), (yyvsp[0]));
}
-#line 2800 "awkgram.c" /* yacc.c:1645 */
+#line 2875 "awkgram.c" /* yacc.c:1645 */
break;
case 59:
-#line 988 "awkgram.y" /* yacc.c:1645 */
+#line 1062 "awkgram.y" /* yacc.c:1645 */
{
if (! in_function)
yyerror(_("`return' used outside function context"));
}
-#line 2809 "awkgram.c" /* yacc.c:1645 */
+#line 2884 "awkgram.c" /* yacc.c:1645 */
break;
case 60:
-#line 991 "awkgram.y" /* yacc.c:1645 */
+#line 1065 "awkgram.y" /* yacc.c:1645 */
{
if ((yyvsp[-1]) == NULL) {
(yyval) = list_create((yyvsp[-3]));
@@ -2817,20 +2892,31 @@ regular_loop:
(yyval)->nexti->memory = dupnode(Nnull_string);
} else
(yyval) = list_append((yyvsp[-1]), (yyvsp[-3]));
+ if ((yyvsp[0]) != NULL)
+ (yyval) = list_append((yyval), (yyvsp[0]));
+ }
+#line 2899 "awkgram.c" /* yacc.c:1645 */
+ break;
- (yyval) = add_pending_comment((yyval));
+ case 61:
+#line 1076 "awkgram.y" /* yacc.c:1645 */
+ {
+ if ((yyvsp[0]) != NULL)
+ (yyval) = list_append((yyvsp[-1]), (yyvsp[0]));
+ else
+ (yyval) = (yyvsp[-1]);
}
-#line 2824 "awkgram.c" /* yacc.c:1645 */
+#line 2910 "awkgram.c" /* yacc.c:1645 */
break;
case 62:
-#line 1013 "awkgram.y" /* yacc.c:1645 */
+#line 1093 "awkgram.y" /* yacc.c:1645 */
{ in_print = true; in_parens = 0; }
-#line 2830 "awkgram.c" /* yacc.c:1645 */
+#line 2916 "awkgram.c" /* yacc.c:1645 */
break;
case 63:
-#line 1014 "awkgram.y" /* yacc.c:1645 */
+#line 1094 "awkgram.y" /* yacc.c:1645 */
{
/*
* Optimization: plain `print' has no expression list, so $3 is null.
@@ -2838,7 +2924,7 @@ regular_loop:
* which is faster for these two cases.
*/
- if ((yyvsp[-3])->opcode == Op_K_print &&
+ if (do_optimize && (yyvsp[-3])->opcode == Op_K_print &&
((yyvsp[-1]) == NULL
|| ((yyvsp[-1])->lasti->opcode == Op_field_spec
&& (yyvsp[-1])->nexti->nexti->nexti == (yyvsp[-1])->lasti
@@ -2926,19 +3012,18 @@ regular_print:
}
}
}
- (yyval) = add_pending_comment((yyval));
}
-#line 2932 "awkgram.c" /* yacc.c:1645 */
+#line 3017 "awkgram.c" /* yacc.c:1645 */
break;
case 64:
-#line 1112 "awkgram.y" /* yacc.c:1645 */
+#line 1191 "awkgram.y" /* yacc.c:1645 */
{ sub_counter = 0; }
-#line 2938 "awkgram.c" /* yacc.c:1645 */
+#line 3023 "awkgram.c" /* yacc.c:1645 */
break;
case 65:
-#line 1113 "awkgram.y" /* yacc.c:1645 */
+#line 1192 "awkgram.y" /* yacc.c:1645 */
{
char *arr = (yyvsp[-2])->lextok;
@@ -2970,13 +3055,12 @@ regular_print:
(yyvsp[-3])->expr_count = sub_counter;
(yyval) = list_append(list_append((yyvsp[0]), (yyvsp[-2])), (yyvsp[-3]));
}
- (yyval) = add_pending_comment((yyval));
}
-#line 2976 "awkgram.c" /* yacc.c:1645 */
+#line 3060 "awkgram.c" /* yacc.c:1645 */
break;
case 66:
-#line 1151 "awkgram.y" /* yacc.c:1645 */
+#line 1229 "awkgram.y" /* yacc.c:1645 */
{
static bool warned = false;
char *arr = (yyvsp[-1])->lextok;
@@ -3001,57 +3085,55 @@ regular_print:
else if ((yyvsp[-1])->memory == func_table)
fatal(_("`delete' is not allowed with FUNCTAB"));
}
- (yyval) = add_pending_comment((yyval));
}
-#line 3007 "awkgram.c" /* yacc.c:1645 */
+#line 3090 "awkgram.c" /* yacc.c:1645 */
break;
case 67:
-#line 1178 "awkgram.y" /* yacc.c:1645 */
+#line 1255 "awkgram.y" /* yacc.c:1645 */
{
(yyval) = optimize_assignment((yyvsp[0]));
- (yyval) = add_pending_comment((yyval));
}
-#line 3016 "awkgram.c" /* yacc.c:1645 */
+#line 3098 "awkgram.c" /* yacc.c:1645 */
break;
case 68:
-#line 1186 "awkgram.y" /* yacc.c:1645 */
+#line 1262 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = NULL; }
-#line 3022 "awkgram.c" /* yacc.c:1645 */
+#line 3104 "awkgram.c" /* yacc.c:1645 */
break;
case 69:
-#line 1188 "awkgram.y" /* yacc.c:1645 */
+#line 1264 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[0]); }
-#line 3028 "awkgram.c" /* yacc.c:1645 */
+#line 3110 "awkgram.c" /* yacc.c:1645 */
break;
case 70:
-#line 1193 "awkgram.y" /* yacc.c:1645 */
+#line 1269 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = NULL; }
-#line 3034 "awkgram.c" /* yacc.c:1645 */
+#line 3116 "awkgram.c" /* yacc.c:1645 */
break;
case 71:
-#line 1195 "awkgram.y" /* yacc.c:1645 */
+#line 1271 "awkgram.y" /* yacc.c:1645 */
{
if ((yyvsp[-1]) == NULL)
(yyval) = list_create((yyvsp[0]));
else
(yyval) = list_prepend((yyvsp[-1]), (yyvsp[0]));
}
-#line 3045 "awkgram.c" /* yacc.c:1645 */
+#line 3127 "awkgram.c" /* yacc.c:1645 */
break;
case 72:
-#line 1202 "awkgram.y" /* yacc.c:1645 */
+#line 1278 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = NULL; }
-#line 3051 "awkgram.c" /* yacc.c:1645 */
+#line 3133 "awkgram.c" /* yacc.c:1645 */
break;
case 73:
-#line 1207 "awkgram.y" /* yacc.c:1645 */
+#line 1283 "awkgram.y" /* yacc.c:1645 */
{
INSTRUCTION *casestmt = (yyvsp[0]);
if ((yyvsp[0]) == NULL)
@@ -3060,14 +3142,15 @@ regular_print:
(void) list_prepend(casestmt, instruction(Op_exec_count));
(yyvsp[-4])->case_exp = (yyvsp[-3]);
(yyvsp[-4])->case_stmt = casestmt;
+ (yyvsp[-4])->comment = (yyvsp[-1]);
bcfree((yyvsp[-2]));
(yyval) = (yyvsp[-4]);
}
-#line 3067 "awkgram.c" /* yacc.c:1645 */
+#line 3150 "awkgram.c" /* yacc.c:1645 */
break;
case 74:
-#line 1219 "awkgram.y" /* yacc.c:1645 */
+#line 1296 "awkgram.y" /* yacc.c:1645 */
{
INSTRUCTION *casestmt = (yyvsp[0]);
if ((yyvsp[0]) == NULL)
@@ -3076,19 +3159,20 @@ regular_print:
(void) list_prepend(casestmt, instruction(Op_exec_count));
bcfree((yyvsp[-2]));
(yyvsp[-3])->case_stmt = casestmt;
+ (yyvsp[-3])->comment = (yyvsp[-1]);
(yyval) = (yyvsp[-3]);
}
-#line 3082 "awkgram.c" /* yacc.c:1645 */
+#line 3166 "awkgram.c" /* yacc.c:1645 */
break;
case 75:
-#line 1233 "awkgram.y" /* yacc.c:1645 */
+#line 1311 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[0]); }
-#line 3088 "awkgram.c" /* yacc.c:1645 */
+#line 3172 "awkgram.c" /* yacc.c:1645 */
break;
case 76:
-#line 1235 "awkgram.y" /* yacc.c:1645 */
+#line 1313 "awkgram.y" /* yacc.c:1645 */
{
NODE *n = (yyvsp[0])->memory;
(void) force_number(n);
@@ -3096,28 +3180,28 @@ regular_print:
bcfree((yyvsp[-1]));
(yyval) = (yyvsp[0]);
}
-#line 3100 "awkgram.c" /* yacc.c:1645 */
+#line 3184 "awkgram.c" /* yacc.c:1645 */
break;
case 77:
-#line 1243 "awkgram.y" /* yacc.c:1645 */
+#line 1321 "awkgram.y" /* yacc.c:1645 */
{
NODE *n = (yyvsp[0])->lasti->memory;
bcfree((yyvsp[-1]));
add_sign_to_num(n, '+');
(yyval) = (yyvsp[0]);
}
-#line 3111 "awkgram.c" /* yacc.c:1645 */
+#line 3195 "awkgram.c" /* yacc.c:1645 */
break;
case 78:
-#line 1250 "awkgram.y" /* yacc.c:1645 */
+#line 1328 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[0]); }
-#line 3117 "awkgram.c" /* yacc.c:1645 */
+#line 3201 "awkgram.c" /* yacc.c:1645 */
break;
case 79:
-#line 1252 "awkgram.y" /* yacc.c:1645 */
+#line 1330 "awkgram.y" /* yacc.c:1645 */
{
if ((yyvsp[0])->memory->type == Node_regex)
(yyvsp[0])->opcode = Op_push_re;
@@ -3125,57 +3209,57 @@ regular_print:
(yyvsp[0])->opcode = Op_push;
(yyval) = (yyvsp[0]);
}
-#line 3129 "awkgram.c" /* yacc.c:1645 */
+#line 3213 "awkgram.c" /* yacc.c:1645 */
break;
case 80:
-#line 1260 "awkgram.y" /* yacc.c:1645 */
+#line 1338 "awkgram.y" /* yacc.c:1645 */
{
assert(((yyvsp[0])->memory->flags & REGEX) == REGEX);
(yyvsp[0])->opcode = Op_push_re;
(yyval) = (yyvsp[0]);
}
-#line 3139 "awkgram.c" /* yacc.c:1645 */
+#line 3223 "awkgram.c" /* yacc.c:1645 */
break;
case 81:
-#line 1269 "awkgram.y" /* yacc.c:1645 */
+#line 1347 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[0]); }
-#line 3145 "awkgram.c" /* yacc.c:1645 */
+#line 3229 "awkgram.c" /* yacc.c:1645 */
break;
case 82:
-#line 1271 "awkgram.y" /* yacc.c:1645 */
+#line 1349 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[0]); }
-#line 3151 "awkgram.c" /* yacc.c:1645 */
+#line 3235 "awkgram.c" /* yacc.c:1645 */
break;
case 84:
-#line 1281 "awkgram.y" /* yacc.c:1645 */
+#line 1359 "awkgram.y" /* yacc.c:1645 */
{
(yyval) = (yyvsp[-1]);
}
-#line 3159 "awkgram.c" /* yacc.c:1645 */
+#line 3243 "awkgram.c" /* yacc.c:1645 */
break;
case 85:
-#line 1288 "awkgram.y" /* yacc.c:1645 */
+#line 1366 "awkgram.y" /* yacc.c:1645 */
{
in_print = false;
in_parens = 0;
(yyval) = NULL;
}
-#line 3169 "awkgram.c" /* yacc.c:1645 */
+#line 3253 "awkgram.c" /* yacc.c:1645 */
break;
case 86:
-#line 1293 "awkgram.y" /* yacc.c:1645 */
+#line 1371 "awkgram.y" /* yacc.c:1645 */
{ in_print = false; in_parens = 0; }
-#line 3175 "awkgram.c" /* yacc.c:1645 */
+#line 3259 "awkgram.c" /* yacc.c:1645 */
break;
case 87:
-#line 1294 "awkgram.y" /* yacc.c:1645 */
+#line 1372 "awkgram.y" /* yacc.c:1645 */
{
if ((yyvsp[-2])->redir_type == redirect_twoway
&& (yyvsp[0])->lasti->opcode == Op_K_getline_redir
@@ -3185,139 +3269,197 @@ regular_print:
lintwarn(_("concatenation as I/O `>' redirection target is ambiguous"));
(yyval) = list_prepend((yyvsp[0]), (yyvsp[-2]));
}
-#line 3189 "awkgram.c" /* yacc.c:1645 */
+#line 3273 "awkgram.c" /* yacc.c:1645 */
break;
case 88:
-#line 1307 "awkgram.y" /* yacc.c:1645 */
+#line 1385 "awkgram.y" /* yacc.c:1645 */
{
+ if ((yyvsp[-1]) != NULL)
+ (yyvsp[-5])->comment = (yyvsp[-1]);
(yyval) = mk_condition((yyvsp[-3]), (yyvsp[-5]), (yyvsp[0]), NULL, NULL);
}
-#line 3197 "awkgram.c" /* yacc.c:1645 */
+#line 3283 "awkgram.c" /* yacc.c:1645 */
break;
case 89:
-#line 1312 "awkgram.y" /* yacc.c:1645 */
+#line 1392 "awkgram.y" /* yacc.c:1645 */
{
+ if ((yyvsp[-4]) != NULL)
+ (yyvsp[-8])->comment = (yyvsp[-4]);
+ if ((yyvsp[-1]) != NULL)
+ (yyvsp[-2])->comment = (yyvsp[-1]);
(yyval) = mk_condition((yyvsp[-6]), (yyvsp[-8]), (yyvsp[-3]), (yyvsp[-2]), (yyvsp[0]));
}
-#line 3205 "awkgram.c" /* yacc.c:1645 */
+#line 3295 "awkgram.c" /* yacc.c:1645 */
+ break;
+
+ case 90:
+#line 1403 "awkgram.y" /* yacc.c:1645 */
+ {
+ (yyval) = (yyvsp[0]);
+ }
+#line 3303 "awkgram.c" /* yacc.c:1645 */
+ break;
+
+ case 91:
+#line 1407 "awkgram.y" /* yacc.c:1645 */
+ {
+ if ((yyvsp[-1]) != NULL && (yyvsp[0]) != NULL) {
+ if ((yyvsp[-1])->memory->comment_type == EOL_COMMENT) {
+ assert((yyvsp[0])->memory->comment_type == BLOCK_COMMENT);
+ (yyvsp[-1])->comment = (yyvsp[0]); // chain them
+ } else {
+ merge_comments((yyvsp[-1]), (yyvsp[0]));
+ }
+
+ (yyval) = (yyvsp[-1]);
+ } else if ((yyvsp[-1]) != NULL) {
+ (yyval) = (yyvsp[-1]);
+ } else if ((yyvsp[0]) != NULL) {
+ (yyval) = (yyvsp[0]);
+ } else
+ (yyval) = NULL;
+ }
+#line 3325 "awkgram.c" /* yacc.c:1645 */
+ break;
+
+ case 92:
+#line 1428 "awkgram.y" /* yacc.c:1645 */
+ { (yyval) = NULL; }
+#line 3331 "awkgram.c" /* yacc.c:1645 */
+ break;
+
+ case 93:
+#line 1430 "awkgram.y" /* yacc.c:1645 */
+ { (yyval) = (yyvsp[0]); }
+#line 3337 "awkgram.c" /* yacc.c:1645 */
break;
case 94:
-#line 1329 "awkgram.y" /* yacc.c:1645 */
+#line 1435 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = NULL; }
-#line 3211 "awkgram.c" /* yacc.c:1645 */
+#line 3343 "awkgram.c" /* yacc.c:1645 */
break;
case 95:
-#line 1331 "awkgram.y" /* yacc.c:1645 */
+#line 1437 "awkgram.y" /* yacc.c:1645 */
{
bcfree((yyvsp[-1]));
(yyval) = (yyvsp[0]);
}
-#line 3220 "awkgram.c" /* yacc.c:1645 */
+#line 3352 "awkgram.c" /* yacc.c:1645 */
break;
case 96:
-#line 1339 "awkgram.y" /* yacc.c:1645 */
+#line 1445 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = NULL; }
-#line 3226 "awkgram.c" /* yacc.c:1645 */
+#line 3358 "awkgram.c" /* yacc.c:1645 */
break;
case 97:
-#line 1341 "awkgram.y" /* yacc.c:1645 */
+#line 1447 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[0]); }
-#line 3232 "awkgram.c" /* yacc.c:1645 */
+#line 3364 "awkgram.c" /* yacc.c:1645 */
break;
case 98:
-#line 1346 "awkgram.y" /* yacc.c:1645 */
+#line 1452 "awkgram.y" /* yacc.c:1645 */
{
(yyvsp[0])->param_count = 0;
(yyval) = list_create((yyvsp[0]));
}
-#line 3241 "awkgram.c" /* yacc.c:1645 */
+#line 3373 "awkgram.c" /* yacc.c:1645 */
break;
case 99:
-#line 1351 "awkgram.y" /* yacc.c:1645 */
+#line 1457 "awkgram.y" /* yacc.c:1645 */
{
if ((yyvsp[-2]) != NULL && (yyvsp[0]) != NULL) {
- (yyvsp[0])->param_count = (yyvsp[-2])->lasti->param_count + 1;
+ (yyvsp[0])->param_count = (yyvsp[-2])->lasti->param_count + 1;
(yyval) = list_append((yyvsp[-2]), (yyvsp[0]));
yyerrok;
+
+ // newlines are allowed after commas, catch any comments
+ if ((yyvsp[-1]) != NULL) {
+ if ((yyvsp[-2])->comment != NULL)
+ merge_comments((yyvsp[-2])->comment, (yyvsp[-1]));
+ else
+ (yyvsp[-2])->comment = (yyvsp[-1]);
+ }
} else
(yyval) = NULL;
}
-#line 3254 "awkgram.c" /* yacc.c:1645 */
+#line 3394 "awkgram.c" /* yacc.c:1645 */
break;
case 100:
-#line 1360 "awkgram.y" /* yacc.c:1645 */
+#line 1474 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = NULL; }
-#line 3260 "awkgram.c" /* yacc.c:1645 */
+#line 3400 "awkgram.c" /* yacc.c:1645 */
break;
case 101:
-#line 1362 "awkgram.y" /* yacc.c:1645 */
+#line 1476 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[-1]); }
-#line 3266 "awkgram.c" /* yacc.c:1645 */
+#line 3406 "awkgram.c" /* yacc.c:1645 */
break;
case 102:
-#line 1364 "awkgram.y" /* yacc.c:1645 */
+#line 1478 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[-2]); }
-#line 3272 "awkgram.c" /* yacc.c:1645 */
+#line 3412 "awkgram.c" /* yacc.c:1645 */
break;
case 103:
-#line 1370 "awkgram.y" /* yacc.c:1645 */
+#line 1484 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = NULL; }
-#line 3278 "awkgram.c" /* yacc.c:1645 */
+#line 3418 "awkgram.c" /* yacc.c:1645 */
break;
case 104:
-#line 1372 "awkgram.y" /* yacc.c:1645 */
+#line 1486 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[0]); }
-#line 3284 "awkgram.c" /* yacc.c:1645 */
+#line 3424 "awkgram.c" /* yacc.c:1645 */
break;
case 105:
-#line 1377 "awkgram.y" /* yacc.c:1645 */
+#line 1491 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = NULL; }
-#line 3290 "awkgram.c" /* yacc.c:1645 */
+#line 3430 "awkgram.c" /* yacc.c:1645 */
break;
case 106:
-#line 1379 "awkgram.y" /* yacc.c:1645 */
+#line 1493 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[0]); }
-#line 3296 "awkgram.c" /* yacc.c:1645 */
+#line 3436 "awkgram.c" /* yacc.c:1645 */
break;
case 107:
-#line 1384 "awkgram.y" /* yacc.c:1645 */
+#line 1498 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = mk_expression_list(NULL, (yyvsp[0])); }
-#line 3302 "awkgram.c" /* yacc.c:1645 */
+#line 3442 "awkgram.c" /* yacc.c:1645 */
break;
case 108:
-#line 1386 "awkgram.y" /* yacc.c:1645 */
+#line 1500 "awkgram.y" /* yacc.c:1645 */
{
+ if ((yyvsp[-1]) != NULL)
+ (yyvsp[-2])->lasti->comment = (yyvsp[-1]);
(yyval) = mk_expression_list((yyvsp[-2]), (yyvsp[0]));
yyerrok;
}
-#line 3311 "awkgram.c" /* yacc.c:1645 */
+#line 3453 "awkgram.c" /* yacc.c:1645 */
break;
case 109:
-#line 1391 "awkgram.y" /* yacc.c:1645 */
+#line 1507 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = NULL; }
-#line 3317 "awkgram.c" /* yacc.c:1645 */
+#line 3459 "awkgram.c" /* yacc.c:1645 */
break;
case 110:
-#line 1393 "awkgram.y" /* yacc.c:1645 */
+#line 1509 "awkgram.y" /* yacc.c:1645 */
{
/*
* Returning the expression list instead of NULL lets
@@ -3325,62 +3467,66 @@ regular_print:
*/
(yyval) = (yyvsp[-1]);
}
-#line 3329 "awkgram.c" /* yacc.c:1645 */
+#line 3471 "awkgram.c" /* yacc.c:1645 */
break;
case 111:
-#line 1401 "awkgram.y" /* yacc.c:1645 */
+#line 1517 "awkgram.y" /* yacc.c:1645 */
{
/* Ditto */
(yyval) = mk_expression_list((yyvsp[-2]), (yyvsp[0]));
}
-#line 3338 "awkgram.c" /* yacc.c:1645 */
+#line 3480 "awkgram.c" /* yacc.c:1645 */
break;
case 112:
-#line 1406 "awkgram.y" /* yacc.c:1645 */
+#line 1522 "awkgram.y" /* yacc.c:1645 */
{
/* Ditto */
+ if ((yyvsp[-1]) != NULL)
+ (yyvsp[-2])->lasti->comment = (yyvsp[-1]);
(yyval) = (yyvsp[-2]);
}
-#line 3347 "awkgram.c" /* yacc.c:1645 */
+#line 3491 "awkgram.c" /* yacc.c:1645 */
break;
case 113:
-#line 1414 "awkgram.y" /* yacc.c:1645 */
+#line 1532 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = NULL; }
-#line 3353 "awkgram.c" /* yacc.c:1645 */
+#line 3497 "awkgram.c" /* yacc.c:1645 */
break;
case 114:
-#line 1416 "awkgram.y" /* yacc.c:1645 */
+#line 1534 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[0]); }
-#line 3359 "awkgram.c" /* yacc.c:1645 */
+#line 3503 "awkgram.c" /* yacc.c:1645 */
break;
case 115:
-#line 1421 "awkgram.y" /* yacc.c:1645 */
+#line 1539 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = mk_expression_list(NULL, (yyvsp[0])); }
-#line 3365 "awkgram.c" /* yacc.c:1645 */
+#line 3509 "awkgram.c" /* yacc.c:1645 */
break;
case 116:
-#line 1423 "awkgram.y" /* yacc.c:1645 */
+#line 1541 "awkgram.y" /* yacc.c:1645 */
{
+ if ((yyvsp[-1]) != NULL)
+ (yyvsp[-2])->lasti->comment = (yyvsp[-1]);
(yyval) = mk_expression_list((yyvsp[-2]), (yyvsp[0]));
yyerrok;
}
-#line 3374 "awkgram.c" /* yacc.c:1645 */
+#line 3520 "awkgram.c" /* yacc.c:1645 */
break;
case 117:
-#line 1428 "awkgram.y" /* yacc.c:1645 */
+#line 1548 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = NULL; }
-#line 3380 "awkgram.c" /* yacc.c:1645 */
+#line 3526 "awkgram.c" /* yacc.c:1645 */
break;
case 118:
-#line 1430 "awkgram.y" /* yacc.c:1645 */
+#line 1550 "awkgram.y" /* yacc.c:1645 */
{
/*
* Returning the expression list instead of NULL lets
@@ -3388,72 +3534,74 @@ regular_print:
*/
(yyval) = (yyvsp[-1]);
}
-#line 3392 "awkgram.c" /* yacc.c:1645 */
+#line 3538 "awkgram.c" /* yacc.c:1645 */
break;
case 119:
-#line 1438 "awkgram.y" /* yacc.c:1645 */
+#line 1558 "awkgram.y" /* yacc.c:1645 */
{
/* Ditto */
(yyval) = mk_expression_list((yyvsp[-2]), (yyvsp[0]));
}
-#line 3401 "awkgram.c" /* yacc.c:1645 */
+#line 3547 "awkgram.c" /* yacc.c:1645 */
break;
case 120:
-#line 1443 "awkgram.y" /* yacc.c:1645 */
+#line 1563 "awkgram.y" /* yacc.c:1645 */
{
/* Ditto */
+ if ((yyvsp[-1]) != NULL)
+ (yyvsp[-2])->comment = (yyvsp[-1]);
(yyval) = (yyvsp[-2]);
}
-#line 3410 "awkgram.c" /* yacc.c:1645 */
+#line 3558 "awkgram.c" /* yacc.c:1645 */
break;
case 121:
-#line 1450 "awkgram.y" /* yacc.c:1645 */
+#line 1572 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[0]); }
-#line 3416 "awkgram.c" /* yacc.c:1645 */
+#line 3564 "awkgram.c" /* yacc.c:1645 */
break;
case 122:
-#line 1451 "awkgram.y" /* yacc.c:1645 */
+#line 1573 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = list_create((yyvsp[0])); }
-#line 3422 "awkgram.c" /* yacc.c:1645 */
+#line 3570 "awkgram.c" /* yacc.c:1645 */
break;
case 123:
-#line 1457 "awkgram.y" /* yacc.c:1645 */
+#line 1579 "awkgram.y" /* yacc.c:1645 */
{
if (do_lint && (yyvsp[0])->lasti->opcode == Op_match_rec)
lintwarn_ln((yyvsp[-1])->source_line,
_("regular expression on right of assignment"));
(yyval) = mk_assignment((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1]));
}
-#line 3433 "awkgram.c" /* yacc.c:1645 */
+#line 3581 "awkgram.c" /* yacc.c:1645 */
break;
case 124:
-#line 1464 "awkgram.y" /* yacc.c:1645 */
+#line 1586 "awkgram.y" /* yacc.c:1645 */
{
(yyval) = mk_assignment((yyvsp[-2]), list_create((yyvsp[0])), (yyvsp[-1]));
}
-#line 3441 "awkgram.c" /* yacc.c:1645 */
+#line 3589 "awkgram.c" /* yacc.c:1645 */
break;
case 125:
-#line 1468 "awkgram.y" /* yacc.c:1645 */
+#line 1590 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = mk_boolean((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3447 "awkgram.c" /* yacc.c:1645 */
+#line 3595 "awkgram.c" /* yacc.c:1645 */
break;
case 126:
-#line 1470 "awkgram.y" /* yacc.c:1645 */
+#line 1592 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = mk_boolean((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3453 "awkgram.c" /* yacc.c:1645 */
+#line 3601 "awkgram.c" /* yacc.c:1645 */
break;
case 127:
-#line 1472 "awkgram.y" /* yacc.c:1645 */
+#line 1594 "awkgram.y" /* yacc.c:1645 */
{
if ((yyvsp[-2])->lasti->opcode == Op_match_rec)
warning_ln((yyvsp[-1])->source_line,
@@ -3466,11 +3614,11 @@ regular_print:
bcfree((yyvsp[0]));
(yyval) = list_append((yyvsp[-2]), (yyvsp[-1]));
}
-#line 3470 "awkgram.c" /* yacc.c:1645 */
+#line 3618 "awkgram.c" /* yacc.c:1645 */
break;
case 128:
-#line 1485 "awkgram.y" /* yacc.c:1645 */
+#line 1607 "awkgram.y" /* yacc.c:1645 */
{
if ((yyvsp[-2])->lasti->opcode == Op_match_rec)
warning_ln((yyvsp[-1])->source_line,
@@ -3487,11 +3635,11 @@ regular_print:
(yyval) = list_append(list_merge((yyvsp[-2]), (yyvsp[0])), (yyvsp[-1]));
}
}
-#line 3491 "awkgram.c" /* yacc.c:1645 */
+#line 3639 "awkgram.c" /* yacc.c:1645 */
break;
case 129:
-#line 1502 "awkgram.y" /* yacc.c:1645 */
+#line 1624 "awkgram.y" /* yacc.c:1645 */
{
if (do_lint_old)
warning_ln((yyvsp[-1])->source_line,
@@ -3501,91 +3649,91 @@ regular_print:
(yyvsp[-1])->expr_count = 1;
(yyval) = list_append(list_merge((yyvsp[-2]), (yyvsp[0])), (yyvsp[-1]));
}
-#line 3505 "awkgram.c" /* yacc.c:1645 */
+#line 3653 "awkgram.c" /* yacc.c:1645 */
break;
case 130:
-#line 1512 "awkgram.y" /* yacc.c:1645 */
+#line 1634 "awkgram.y" /* yacc.c:1645 */
{
if (do_lint && (yyvsp[0])->lasti->opcode == Op_match_rec)
lintwarn_ln((yyvsp[-1])->source_line,
_("regular expression on right of comparison"));
(yyval) = list_append(list_merge((yyvsp[-2]), (yyvsp[0])), (yyvsp[-1]));
}
-#line 3516 "awkgram.c" /* yacc.c:1645 */
+#line 3664 "awkgram.c" /* yacc.c:1645 */
break;
case 131:
-#line 1519 "awkgram.y" /* yacc.c:1645 */
+#line 1641 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = mk_condition((yyvsp[-4]), (yyvsp[-3]), (yyvsp[-2]), (yyvsp[-1]), (yyvsp[0])); }
-#line 3522 "awkgram.c" /* yacc.c:1645 */
+#line 3670 "awkgram.c" /* yacc.c:1645 */
break;
case 132:
-#line 1521 "awkgram.y" /* yacc.c:1645 */
+#line 1643 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[0]); }
-#line 3528 "awkgram.c" /* yacc.c:1645 */
+#line 3676 "awkgram.c" /* yacc.c:1645 */
break;
case 133:
-#line 1526 "awkgram.y" /* yacc.c:1645 */
+#line 1648 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[0]); }
-#line 3534 "awkgram.c" /* yacc.c:1645 */
+#line 3682 "awkgram.c" /* yacc.c:1645 */
break;
case 134:
-#line 1528 "awkgram.y" /* yacc.c:1645 */
+#line 1650 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[0]); }
-#line 3540 "awkgram.c" /* yacc.c:1645 */
+#line 3688 "awkgram.c" /* yacc.c:1645 */
break;
case 135:
-#line 1530 "awkgram.y" /* yacc.c:1645 */
+#line 1652 "awkgram.y" /* yacc.c:1645 */
{
(yyvsp[0])->opcode = Op_assign_quotient;
(yyval) = (yyvsp[0]);
}
-#line 3549 "awkgram.c" /* yacc.c:1645 */
+#line 3697 "awkgram.c" /* yacc.c:1645 */
break;
case 136:
-#line 1538 "awkgram.y" /* yacc.c:1645 */
+#line 1660 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[0]); }
-#line 3555 "awkgram.c" /* yacc.c:1645 */
+#line 3703 "awkgram.c" /* yacc.c:1645 */
break;
case 137:
-#line 1540 "awkgram.y" /* yacc.c:1645 */
+#line 1662 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[0]); }
-#line 3561 "awkgram.c" /* yacc.c:1645 */
+#line 3709 "awkgram.c" /* yacc.c:1645 */
break;
case 138:
-#line 1545 "awkgram.y" /* yacc.c:1645 */
+#line 1667 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[0]); }
-#line 3567 "awkgram.c" /* yacc.c:1645 */
+#line 3715 "awkgram.c" /* yacc.c:1645 */
break;
case 139:
-#line 1547 "awkgram.y" /* yacc.c:1645 */
+#line 1669 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[0]); }
-#line 3573 "awkgram.c" /* yacc.c:1645 */
+#line 3721 "awkgram.c" /* yacc.c:1645 */
break;
case 140:
-#line 1552 "awkgram.y" /* yacc.c:1645 */
+#line 1674 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[0]); }
-#line 3579 "awkgram.c" /* yacc.c:1645 */
+#line 3727 "awkgram.c" /* yacc.c:1645 */
break;
case 141:
-#line 1554 "awkgram.y" /* yacc.c:1645 */
+#line 1676 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[0]); }
-#line 3585 "awkgram.c" /* yacc.c:1645 */
+#line 3733 "awkgram.c" /* yacc.c:1645 */
break;
case 142:
-#line 1556 "awkgram.y" /* yacc.c:1645 */
+#line 1678 "awkgram.y" /* yacc.c:1645 */
{
int count = 2;
bool is_simple_var = false;
@@ -3639,47 +3787,47 @@ regular_print:
max_args = count;
}
}
-#line 3643 "awkgram.c" /* yacc.c:1645 */
+#line 3791 "awkgram.c" /* yacc.c:1645 */
break;
case 144:
-#line 1615 "awkgram.y" /* yacc.c:1645 */
+#line 1737 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3649 "awkgram.c" /* yacc.c:1645 */
+#line 3797 "awkgram.c" /* yacc.c:1645 */
break;
case 145:
-#line 1617 "awkgram.y" /* yacc.c:1645 */
+#line 1739 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3655 "awkgram.c" /* yacc.c:1645 */
+#line 3803 "awkgram.c" /* yacc.c:1645 */
break;
case 146:
-#line 1619 "awkgram.y" /* yacc.c:1645 */
+#line 1741 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3661 "awkgram.c" /* yacc.c:1645 */
+#line 3809 "awkgram.c" /* yacc.c:1645 */
break;
case 147:
-#line 1621 "awkgram.y" /* yacc.c:1645 */
+#line 1743 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3667 "awkgram.c" /* yacc.c:1645 */
+#line 3815 "awkgram.c" /* yacc.c:1645 */
break;
case 148:
-#line 1623 "awkgram.y" /* yacc.c:1645 */
+#line 1745 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3673 "awkgram.c" /* yacc.c:1645 */
+#line 3821 "awkgram.c" /* yacc.c:1645 */
break;
case 149:
-#line 1625 "awkgram.y" /* yacc.c:1645 */
+#line 1747 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3679 "awkgram.c" /* yacc.c:1645 */
+#line 3827 "awkgram.c" /* yacc.c:1645 */
break;
case 150:
-#line 1627 "awkgram.y" /* yacc.c:1645 */
+#line 1749 "awkgram.y" /* yacc.c:1645 */
{
/*
* In BEGINFILE/ENDFILE, allow `getline [var] < file'
@@ -3693,29 +3841,29 @@ regular_print:
_("non-redirected `getline' undefined inside END action"));
(yyval) = mk_getline((yyvsp[-2]), (yyvsp[-1]), (yyvsp[0]), redirect_input);
}
-#line 3697 "awkgram.c" /* yacc.c:1645 */
+#line 3845 "awkgram.c" /* yacc.c:1645 */
break;
case 151:
-#line 1641 "awkgram.y" /* yacc.c:1645 */
+#line 1763 "awkgram.y" /* yacc.c:1645 */
{
(yyvsp[0])->opcode = Op_postincrement;
(yyval) = mk_assignment((yyvsp[-1]), NULL, (yyvsp[0]));
}
-#line 3706 "awkgram.c" /* yacc.c:1645 */
+#line 3854 "awkgram.c" /* yacc.c:1645 */
break;
case 152:
-#line 1646 "awkgram.y" /* yacc.c:1645 */
+#line 1768 "awkgram.y" /* yacc.c:1645 */
{
(yyvsp[0])->opcode = Op_postdecrement;
(yyval) = mk_assignment((yyvsp[-1]), NULL, (yyvsp[0]));
}
-#line 3715 "awkgram.c" /* yacc.c:1645 */
+#line 3863 "awkgram.c" /* yacc.c:1645 */
break;
case 153:
-#line 1651 "awkgram.y" /* yacc.c:1645 */
+#line 1773 "awkgram.y" /* yacc.c:1645 */
{
if (do_lint_old) {
warning_ln((yyvsp[-1])->source_line,
@@ -3735,64 +3883,64 @@ regular_print:
(yyval) = list_append(list_merge(t, (yyvsp[0])), (yyvsp[-1]));
}
}
-#line 3739 "awkgram.c" /* yacc.c:1645 */
+#line 3887 "awkgram.c" /* yacc.c:1645 */
break;
case 154:
-#line 1676 "awkgram.y" /* yacc.c:1645 */
+#line 1798 "awkgram.y" /* yacc.c:1645 */
{
(yyval) = mk_getline((yyvsp[-1]), (yyvsp[0]), (yyvsp[-3]), (yyvsp[-2])->redir_type);
bcfree((yyvsp[-2]));
}
-#line 3748 "awkgram.c" /* yacc.c:1645 */
+#line 3896 "awkgram.c" /* yacc.c:1645 */
break;
case 155:
-#line 1682 "awkgram.y" /* yacc.c:1645 */
+#line 1804 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3754 "awkgram.c" /* yacc.c:1645 */
+#line 3902 "awkgram.c" /* yacc.c:1645 */
break;
case 156:
-#line 1684 "awkgram.y" /* yacc.c:1645 */
+#line 1806 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3760 "awkgram.c" /* yacc.c:1645 */
+#line 3908 "awkgram.c" /* yacc.c:1645 */
break;
case 157:
-#line 1686 "awkgram.y" /* yacc.c:1645 */
+#line 1808 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3766 "awkgram.c" /* yacc.c:1645 */
+#line 3914 "awkgram.c" /* yacc.c:1645 */
break;
case 158:
-#line 1688 "awkgram.y" /* yacc.c:1645 */
+#line 1810 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3772 "awkgram.c" /* yacc.c:1645 */
+#line 3920 "awkgram.c" /* yacc.c:1645 */
break;
case 159:
-#line 1690 "awkgram.y" /* yacc.c:1645 */
+#line 1812 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3778 "awkgram.c" /* yacc.c:1645 */
+#line 3926 "awkgram.c" /* yacc.c:1645 */
break;
case 160:
-#line 1692 "awkgram.y" /* yacc.c:1645 */
+#line 1814 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = mk_binary((yyvsp[-2]), (yyvsp[0]), (yyvsp[-1])); }
-#line 3784 "awkgram.c" /* yacc.c:1645 */
+#line 3932 "awkgram.c" /* yacc.c:1645 */
break;
case 161:
-#line 1697 "awkgram.y" /* yacc.c:1645 */
+#line 1819 "awkgram.y" /* yacc.c:1645 */
{
(yyval) = list_create((yyvsp[0]));
}
-#line 3792 "awkgram.c" /* yacc.c:1645 */
+#line 3940 "awkgram.c" /* yacc.c:1645 */
break;
case 162:
-#line 1701 "awkgram.y" /* yacc.c:1645 */
+#line 1823 "awkgram.y" /* yacc.c:1645 */
{
if ((yyvsp[0])->opcode == Op_match_rec) {
(yyvsp[0])->opcode = Op_nomatch;
@@ -3824,11 +3972,11 @@ regular_print:
}
}
}
-#line 3828 "awkgram.c" /* yacc.c:1645 */
+#line 3976 "awkgram.c" /* yacc.c:1645 */
break;
case 163:
-#line 1733 "awkgram.y" /* yacc.c:1645 */
+#line 1855 "awkgram.y" /* yacc.c:1645 */
{
// Always include. Allows us to lint warn on
// print "foo" > "bar" 1
@@ -3836,31 +3984,31 @@ regular_print:
// print "foo" > ("bar" 1)
(yyval) = list_append((yyvsp[-1]), bcalloc(Op_parens, 1, sourceline));
}
-#line 3840 "awkgram.c" /* yacc.c:1645 */
+#line 3988 "awkgram.c" /* yacc.c:1645 */
break;
case 164:
-#line 1741 "awkgram.y" /* yacc.c:1645 */
+#line 1863 "awkgram.y" /* yacc.c:1645 */
{
(yyval) = snode((yyvsp[-1]), (yyvsp[-3]));
if ((yyval) == NULL)
YYABORT;
}
-#line 3850 "awkgram.c" /* yacc.c:1645 */
+#line 3998 "awkgram.c" /* yacc.c:1645 */
break;
case 165:
-#line 1747 "awkgram.y" /* yacc.c:1645 */
+#line 1869 "awkgram.y" /* yacc.c:1645 */
{
(yyval) = snode((yyvsp[-1]), (yyvsp[-3]));
if ((yyval) == NULL)
YYABORT;
}
-#line 3860 "awkgram.c" /* yacc.c:1645 */
+#line 4008 "awkgram.c" /* yacc.c:1645 */
break;
case 166:
-#line 1753 "awkgram.y" /* yacc.c:1645 */
+#line 1875 "awkgram.y" /* yacc.c:1645 */
{
static bool warned = false;
@@ -3873,45 +4021,45 @@ regular_print:
if ((yyval) == NULL)
YYABORT;
}
-#line 3877 "awkgram.c" /* yacc.c:1645 */
+#line 4025 "awkgram.c" /* yacc.c:1645 */
break;
case 169:
-#line 1768 "awkgram.y" /* yacc.c:1645 */
+#line 1890 "awkgram.y" /* yacc.c:1645 */
{
(yyvsp[-1])->opcode = Op_preincrement;
(yyval) = mk_assignment((yyvsp[0]), NULL, (yyvsp[-1]));
}
-#line 3886 "awkgram.c" /* yacc.c:1645 */
+#line 4034 "awkgram.c" /* yacc.c:1645 */
break;
case 170:
-#line 1773 "awkgram.y" /* yacc.c:1645 */
+#line 1895 "awkgram.y" /* yacc.c:1645 */
{
(yyvsp[-1])->opcode = Op_predecrement;
(yyval) = mk_assignment((yyvsp[0]), NULL, (yyvsp[-1]));
}
-#line 3895 "awkgram.c" /* yacc.c:1645 */
+#line 4043 "awkgram.c" /* yacc.c:1645 */
break;
case 171:
-#line 1778 "awkgram.y" /* yacc.c:1645 */
+#line 1900 "awkgram.y" /* yacc.c:1645 */
{
(yyval) = list_create((yyvsp[0]));
}
-#line 3903 "awkgram.c" /* yacc.c:1645 */
+#line 4051 "awkgram.c" /* yacc.c:1645 */
break;
case 172:
-#line 1782 "awkgram.y" /* yacc.c:1645 */
+#line 1904 "awkgram.y" /* yacc.c:1645 */
{
(yyval) = list_create((yyvsp[0]));
}
-#line 3911 "awkgram.c" /* yacc.c:1645 */
+#line 4059 "awkgram.c" /* yacc.c:1645 */
break;
case 173:
-#line 1786 "awkgram.y" /* yacc.c:1645 */
+#line 1908 "awkgram.y" /* yacc.c:1645 */
{
if ((yyvsp[0])->lasti->opcode == Op_push_i
&& ((yyvsp[0])->lasti->memory->flags & STRING) == 0
@@ -3926,11 +4074,11 @@ regular_print:
(yyval) = list_append((yyvsp[0]), (yyvsp[-1]));
}
}
-#line 3930 "awkgram.c" /* yacc.c:1645 */
+#line 4078 "awkgram.c" /* yacc.c:1645 */
break;
case 174:
-#line 1801 "awkgram.y" /* yacc.c:1645 */
+#line 1923 "awkgram.y" /* yacc.c:1645 */
{
if ((yyvsp[0])->lasti->opcode == Op_push_i
&& ((yyvsp[0])->lasti->memory->flags & STRING) == 0
@@ -3948,20 +4096,20 @@ regular_print:
(yyval) = list_append((yyvsp[0]), (yyvsp[-1]));
}
}
-#line 3952 "awkgram.c" /* yacc.c:1645 */
+#line 4100 "awkgram.c" /* yacc.c:1645 */
break;
case 175:
-#line 1822 "awkgram.y" /* yacc.c:1645 */
+#line 1944 "awkgram.y" /* yacc.c:1645 */
{
func_use((yyvsp[0])->lasti->func_name, FUNC_USE);
(yyval) = (yyvsp[0]);
}
-#line 3961 "awkgram.c" /* yacc.c:1645 */
+#line 4109 "awkgram.c" /* yacc.c:1645 */
break;
case 176:
-#line 1827 "awkgram.y" /* yacc.c:1645 */
+#line 1949 "awkgram.y" /* yacc.c:1645 */
{
/* indirect function call */
INSTRUCTION *f, *t;
@@ -3995,11 +4143,11 @@ regular_print:
(yyval) = list_prepend((yyvsp[0]), t);
at_seen = false;
}
-#line 3999 "awkgram.c" /* yacc.c:1645 */
+#line 4147 "awkgram.c" /* yacc.c:1645 */
break;
case 177:
-#line 1864 "awkgram.y" /* yacc.c:1645 */
+#line 1986 "awkgram.y" /* yacc.c:1645 */
{
NODE *n;
@@ -4024,49 +4172,49 @@ regular_print:
(yyval) = list_append(t, (yyvsp[-3]));
}
}
-#line 4028 "awkgram.c" /* yacc.c:1645 */
+#line 4176 "awkgram.c" /* yacc.c:1645 */
break;
case 178:
-#line 1892 "awkgram.y" /* yacc.c:1645 */
+#line 2014 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = NULL; }
-#line 4034 "awkgram.c" /* yacc.c:1645 */
+#line 4182 "awkgram.c" /* yacc.c:1645 */
break;
case 179:
-#line 1894 "awkgram.y" /* yacc.c:1645 */
+#line 2016 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[0]); }
-#line 4040 "awkgram.c" /* yacc.c:1645 */
+#line 4188 "awkgram.c" /* yacc.c:1645 */
break;
case 180:
-#line 1899 "awkgram.y" /* yacc.c:1645 */
+#line 2021 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = NULL; }
-#line 4046 "awkgram.c" /* yacc.c:1645 */
+#line 4194 "awkgram.c" /* yacc.c:1645 */
break;
case 181:
-#line 1901 "awkgram.y" /* yacc.c:1645 */
+#line 2023 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[-1]); }
-#line 4052 "awkgram.c" /* yacc.c:1645 */
+#line 4200 "awkgram.c" /* yacc.c:1645 */
break;
case 182:
-#line 1906 "awkgram.y" /* yacc.c:1645 */
+#line 2028 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[0]); }
-#line 4058 "awkgram.c" /* yacc.c:1645 */
+#line 4206 "awkgram.c" /* yacc.c:1645 */
break;
case 183:
-#line 1908 "awkgram.y" /* yacc.c:1645 */
+#line 2030 "awkgram.y" /* yacc.c:1645 */
{
(yyval) = list_merge((yyvsp[-1]), (yyvsp[0]));
}
-#line 4066 "awkgram.c" /* yacc.c:1645 */
+#line 4214 "awkgram.c" /* yacc.c:1645 */
break;
case 184:
-#line 1915 "awkgram.y" /* yacc.c:1645 */
+#line 2037 "awkgram.y" /* yacc.c:1645 */
{
INSTRUCTION *ip = (yyvsp[0])->lasti;
int count = ip->sub_count; /* # of SUBSEP-seperated expressions */
@@ -4080,11 +4228,11 @@ regular_print:
sub_counter++; /* count # of dimensions */
(yyval) = (yyvsp[0]);
}
-#line 4084 "awkgram.c" /* yacc.c:1645 */
+#line 4232 "awkgram.c" /* yacc.c:1645 */
break;
case 185:
-#line 1932 "awkgram.y" /* yacc.c:1645 */
+#line 2054 "awkgram.y" /* yacc.c:1645 */
{
INSTRUCTION *t = (yyvsp[-1]);
if ((yyvsp[-1]) == NULL) {
@@ -4098,31 +4246,31 @@ regular_print:
(yyvsp[0])->sub_count = count_expressions(&t, false);
(yyval) = list_append(t, (yyvsp[0]));
}
-#line 4102 "awkgram.c" /* yacc.c:1645 */
+#line 4250 "awkgram.c" /* yacc.c:1645 */
break;
case 186:
-#line 1949 "awkgram.y" /* yacc.c:1645 */
+#line 2071 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[0]); }
-#line 4108 "awkgram.c" /* yacc.c:1645 */
+#line 4256 "awkgram.c" /* yacc.c:1645 */
break;
case 187:
-#line 1951 "awkgram.y" /* yacc.c:1645 */
+#line 2073 "awkgram.y" /* yacc.c:1645 */
{
(yyval) = list_merge((yyvsp[-1]), (yyvsp[0]));
}
-#line 4116 "awkgram.c" /* yacc.c:1645 */
+#line 4264 "awkgram.c" /* yacc.c:1645 */
break;
case 188:
-#line 1958 "awkgram.y" /* yacc.c:1645 */
+#line 2080 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[-1]); }
-#line 4122 "awkgram.c" /* yacc.c:1645 */
+#line 4270 "awkgram.c" /* yacc.c:1645 */
break;
case 189:
-#line 1963 "awkgram.y" /* yacc.c:1645 */
+#line 2085 "awkgram.y" /* yacc.c:1645 */
{
char *var_name = (yyvsp[0])->lextok;
@@ -4130,22 +4278,22 @@ regular_print:
(yyvsp[0])->memory = variable((yyvsp[0])->source_line, var_name, Node_var_new);
(yyval) = list_create((yyvsp[0]));
}
-#line 4134 "awkgram.c" /* yacc.c:1645 */
+#line 4282 "awkgram.c" /* yacc.c:1645 */
break;
case 190:
-#line 1971 "awkgram.y" /* yacc.c:1645 */
+#line 2093 "awkgram.y" /* yacc.c:1645 */
{
char *arr = (yyvsp[-1])->lextok;
(yyvsp[-1])->memory = variable((yyvsp[-1])->source_line, arr, Node_var_new);
(yyvsp[-1])->opcode = Op_push_array;
(yyval) = list_prepend((yyvsp[0]), (yyvsp[-1]));
}
-#line 4145 "awkgram.c" /* yacc.c:1645 */
+#line 4293 "awkgram.c" /* yacc.c:1645 */
break;
case 191:
-#line 1981 "awkgram.y" /* yacc.c:1645 */
+#line 2103 "awkgram.y" /* yacc.c:1645 */
{
INSTRUCTION *ip = (yyvsp[0])->nexti;
if (ip->opcode == Op_push
@@ -4157,73 +4305,85 @@ regular_print:
} else
(yyval) = (yyvsp[0]);
}
-#line 4161 "awkgram.c" /* yacc.c:1645 */
+#line 4309 "awkgram.c" /* yacc.c:1645 */
break;
case 192:
-#line 1993 "awkgram.y" /* yacc.c:1645 */
+#line 2115 "awkgram.y" /* yacc.c:1645 */
{
(yyval) = list_append((yyvsp[-1]), (yyvsp[-2]));
if ((yyvsp[0]) != NULL)
mk_assignment((yyvsp[-1]), NULL, (yyvsp[0]));
}
-#line 4171 "awkgram.c" /* yacc.c:1645 */
+#line 4319 "awkgram.c" /* yacc.c:1645 */
break;
case 193:
-#line 2002 "awkgram.y" /* yacc.c:1645 */
+#line 2124 "awkgram.y" /* yacc.c:1645 */
{
(yyvsp[0])->opcode = Op_postincrement;
}
-#line 4179 "awkgram.c" /* yacc.c:1645 */
+#line 4327 "awkgram.c" /* yacc.c:1645 */
break;
case 194:
-#line 2006 "awkgram.y" /* yacc.c:1645 */
+#line 2128 "awkgram.y" /* yacc.c:1645 */
{
(yyvsp[0])->opcode = Op_postdecrement;
}
-#line 4187 "awkgram.c" /* yacc.c:1645 */
+#line 4335 "awkgram.c" /* yacc.c:1645 */
break;
case 195:
-#line 2009 "awkgram.y" /* yacc.c:1645 */
+#line 2132 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = NULL; }
-#line 4193 "awkgram.c" /* yacc.c:1645 */
+#line 4341 "awkgram.c" /* yacc.c:1645 */
+ break;
+
+ case 196:
+#line 2136 "awkgram.y" /* yacc.c:1645 */
+ { (yyval) = (yyvsp[0]); }
+#line 4347 "awkgram.c" /* yacc.c:1645 */
break;
case 197:
-#line 2017 "awkgram.y" /* yacc.c:1645 */
- { yyerrok; }
-#line 4199 "awkgram.c" /* yacc.c:1645 */
+#line 2140 "awkgram.y" /* yacc.c:1645 */
+ { (yyval) = (yyvsp[0]); yyerrok; }
+#line 4353 "awkgram.c" /* yacc.c:1645 */
break;
case 198:
-#line 2021 "awkgram.y" /* yacc.c:1645 */
+#line 2144 "awkgram.y" /* yacc.c:1645 */
{ yyerrok; }
-#line 4205 "awkgram.c" /* yacc.c:1645 */
+#line 4359 "awkgram.c" /* yacc.c:1645 */
+ break;
+
+ case 199:
+#line 2149 "awkgram.y" /* yacc.c:1645 */
+ { (yyval) = NULL; }
+#line 4365 "awkgram.c" /* yacc.c:1645 */
break;
case 201:
-#line 2030 "awkgram.y" /* yacc.c:1645 */
+#line 2154 "awkgram.y" /* yacc.c:1645 */
{ yyerrok; }
-#line 4211 "awkgram.c" /* yacc.c:1645 */
+#line 4371 "awkgram.c" /* yacc.c:1645 */
break;
case 202:
-#line 2034 "awkgram.y" /* yacc.c:1645 */
+#line 2158 "awkgram.y" /* yacc.c:1645 */
{ (yyval) = (yyvsp[0]); yyerrok; }
-#line 4217 "awkgram.c" /* yacc.c:1645 */
+#line 4377 "awkgram.c" /* yacc.c:1645 */
break;
case 203:
-#line 2038 "awkgram.y" /* yacc.c:1645 */
- { yyerrok; }
-#line 4223 "awkgram.c" /* yacc.c:1645 */
+#line 2162 "awkgram.y" /* yacc.c:1645 */
+ { (yyval) = (yyvsp[0]); yyerrok; }
+#line 4383 "awkgram.c" /* yacc.c:1645 */
break;
-#line 4227 "awkgram.c" /* yacc.c:1645 */
+#line 4387 "awkgram.c" /* yacc.c:1645 */
default: break;
}
/* User semantic actions sometimes alter yychar, and that requires
@@ -4450,7 +4610,7 @@ yyreturn:
#endif
return yyresult;
}
-#line 2040 "awkgram.y" /* yacc.c:1903 */
+#line 2164 "awkgram.y" /* yacc.c:1903 */
struct token {
@@ -4529,8 +4689,8 @@ static const struct token tokentab[] = {
{"exp", Op_builtin, LEX_BUILTIN, A(1), do_exp, MPF(exp)},
{"fflush", Op_builtin, LEX_BUILTIN, A(0)|A(1), do_fflush, 0},
{"for", Op_K_for, LEX_FOR, BREAK|CONTINUE, 0, 0},
-{"func", Op_func, LEX_FUNCTION, NOT_POSIX|NOT_OLD, 0, 0},
-{"function",Op_func, LEX_FUNCTION, NOT_OLD, 0, 0},
+{"func", Op_func, LEX_FUNCTION, NOT_POSIX|NOT_OLD, 0, 0},
+{"function", Op_func, LEX_FUNCTION, NOT_OLD, 0, 0},
{"gensub", Op_sub_builtin, LEX_BUILTIN, GAWKX|A(3)|A(4), 0, 0},
{"getline", Op_K_getline_redir, LEX_GETLINE, NOT_OLD, 0, 0},
{"gsub", Op_sub_builtin, LEX_BUILTIN, NOT_OLD|A(2)|A(3), 0, 0},
@@ -4889,11 +5049,18 @@ mk_program()
cp = end_block;
else
cp = list_merge(begin_block, end_block);
- if (program_comment != NULL) {
- (void) list_prepend(cp, program_comment);
+
+
+ if (outer_comment != NULL) {
+ (void) list_prepend(cp, outer_comment);
+ outer_comment = NULL;
}
- if (comment != NULL)
- (void) list_append(cp, comment);
+
+ if (trailing_comment != NULL) {
+ (void) list_append(cp, trailing_comment);
+ trailing_comment = NULL;
+ }
+
(void) list_append(cp, ip_atexit);
(void) list_append(cp, instruction(Op_stop));
@@ -4926,12 +5093,6 @@ mk_program()
if (begin_block != NULL)
cp = list_merge(begin_block, cp);
- if (program_comment != NULL) {
- (void) list_prepend(cp, program_comment);
- }
- if (comment != NULL) {
- (void) list_append(cp, comment);
- }
(void) list_append(cp, ip_atexit);
(void) list_append(cp, instruction(Op_stop));
@@ -4939,10 +5100,6 @@ out:
/* delete the Op_list, not needed */
tmp = cp->nexti;
bcfree(cp);
- /* these variables are not used again but zap them anyway. */
- comment = NULL;
- function_comment = NULL;
- program_comment = NULL;
return tmp;
#undef begin_block
@@ -5117,33 +5274,35 @@ add_srcfile(enum srctype stype, char *src, SRCFILE *thisfile, bool *already_incl
/* include_source --- read program from source included using `@include' */
-static int
-include_source(INSTRUCTION *file)
+static bool
+include_source(INSTRUCTION *file, void **srcfile_p)
{
SRCFILE *s;
char *src = file->lextok;
int errcode;
bool already_included;
+ *srcfile_p = NULL;
+
if (do_traditional || do_posix) {
error_ln(file->source_line, _("@include is a gawk extension"));
- return -1;
+ return false;
}
if (strlen(src) == 0) {
if (do_lint)
lintwarn_ln(file->source_line, _("empty filename after @include"));
- return 0;
+ return true;
}
s = add_srcfile(SRC_INC, src, sourcefile, &already_included, &errcode);
if (s == NULL) {
if (already_included)
- return 0;
+ return true;
error_ln(file->source_line,
_("can't open source file `%s' for reading (%s)"),
src, errcode ? strerror(errcode) : _("reason unknown"));
- return -1;
+ return false;
}
/* save scanner state for the current sourcefile */
@@ -5162,42 +5321,46 @@ include_source(INSTRUCTION *file)
lasttok = 0;
lexeof = false;
eof_warned = false;
- return 0;
+ *srcfile_p = (void *) s;
+ return true;
}
/* load_library --- load a shared library */
-static int
-load_library(INSTRUCTION *file)
+static bool
+load_library(INSTRUCTION *file, void **srcfile_p)
{
SRCFILE *s;
char *src = file->lextok;
int errcode;
bool already_included;
+ *srcfile_p = NULL;
+
if (do_traditional || do_posix) {
error_ln(file->source_line, _("@load is a gawk extension"));
- return -1;
+ return false;
}
if (strlen(src) == 0) {
if (do_lint)
lintwarn_ln(file->source_line, _("empty filename after @load"));
- return 0;
+ return true;
}
s = add_srcfile(SRC_EXTLIB, src, sourcefile, &already_included, &errcode);
if (s == NULL) {
if (already_included)
- return 0;
+ return true;
error_ln(file->source_line,
_("can't open shared library `%s' for reading (%s)"),
src, errcode ? strerror(errcode) : _("reason unknown"));
- return -1;
+ return false;
}
load_ext(s->fullpath);
- return 0;
+ *srcfile_p = (void *) s;
+ return true;
}
/* next_sourcefile --- read program from the next source in srcfiles */
@@ -5605,37 +5768,23 @@ pushback(void)
(! lexeof && lexptr && lexptr > lexptr_begin ? lexptr-- : lexptr);
}
-/* check_comment --- check for block comment */
-
-void
-check_comment(void)
-{
- if (comment != NULL) {
- if (first_rule) {
- program_comment = comment;
- } else
- block_comment = comment;
- comment = NULL;
- }
- first_rule = false;
-}
-
/*
* get_comment --- collect comment text.
* Flag = EOL_COMMENT for end-of-line comments.
- * Flag = FULL_COMMENT for self-contained comments.
+ * Flag = BLOCK_COMMENT for self-contained comments.
*/
-int
-get_comment(int flag)
+static int
+get_comment(enum commenttype flag, INSTRUCTION **comment_instruction)
{
int c;
int sl;
+ char *p1;
+ char *p2;
+
tok = tokstart;
tokadd('#');
sl = sourceline;
- char *p1;
- char *p2;
while (true) {
while ((c = nextc(false)) != '\n' && c != END_FILE) {
@@ -5671,9 +5820,6 @@ get_comment(int flag)
break;
}
- if (comment != NULL)
- prior_comment = comment;
-
/* remove any trailing blank lines (consecutive \n) from comment */
p1 = tok - 1;
p2 = tok - 2;
@@ -5683,49 +5829,18 @@ get_comment(int flag)
tok--;
}
- comment = bcalloc(Op_comment, 1, sl);
- comment->source_file = source;
- comment->memory = make_str_node(tokstart, tok - tokstart, 0);
- comment->memory->comment_type = flag;
+ (*comment_instruction) = bcalloc(Op_comment, 1, sl);
+ (*comment_instruction)->source_file = source;
+ (*comment_instruction)->memory = make_str_node(tokstart, tok - tokstart, 0);
+ (*comment_instruction)->memory->comment_type = flag;
return c;
}
-/* split_comment --- split initial comment text into program and function parts */
-
-static void
-split_comment(void)
-{
- char *p;
- int l;
- NODE *n;
-
- p = comment_to_save->memory->stptr;
- l = comment_to_save->memory->stlen - 3;
- /* have at least two comments so split at last blank line (\n\n) */
- while (l >= 0) {
- if (p[l] == '\n' && p[l+1] == '\n') {
- function_comment = comment_to_save;
- n = function_comment->memory;
- function_comment->memory = make_string(p + l + 2, n->stlen - l - 2);
- /* create program comment */
- program_comment = bcalloc(Op_comment, 1, sourceline);
- program_comment->source_file = comment_to_save->source_file;
- p[l + 2] = 0;
- program_comment->memory = make_str_node(p, l + 2, 0);
- comment_to_save = NULL;
- freenode(n);
- break;
- }
- else
- l--;
- }
-}
-
/* allow_newline --- allow newline after &&, ||, ? and : */
static void
-allow_newline(void)
+allow_newline(INSTRUCTION **new_comment)
{
int c;
@@ -5737,8 +5852,8 @@ allow_newline(void)
}
if (c == '#') {
if (do_pretty_print && ! do_profile) {
- /* collect comment byte code iff doing pretty print but not profiling. */
- c = get_comment(EOL_COMMENT);
+ /* collect comment byte code iff doing pretty print but not profiling. */
+ c = get_comment(EOL_COMMENT, new_comment);
} else {
while ((c = nextc(false)) != '\n' && c != END_FILE)
continue;
@@ -5805,6 +5920,7 @@ yylex(void)
bool intlstr = false;
AWKNUM d;
bool collecting_typed_regexp = false;
+ static int qm_col_count = 0;
#define GET_INSTRUCTION(op) bcalloc(op, 1, sourceline)
@@ -5969,18 +6085,25 @@ retry:
return lasttok = NEWLINE;
case '#': /* it's a comment */
+ yylval = NULL;
if (do_pretty_print && ! do_profile) {
/*
* Collect comment byte code iff doing pretty print
* but not profiling.
*/
+ INSTRUCTION *new_comment;
+
if (lasttok == NEWLINE || lasttok == 0)
- c = get_comment(FULL_COMMENT);
+ c = get_comment(BLOCK_COMMENT, & new_comment);
else
- c = get_comment(EOL_COMMENT);
+ c = get_comment(EOL_COMMENT, & new_comment);
- if (c == END_FILE)
- return lasttok = NEWLINE_EOF;
+ yylval = new_comment;
+
+ if (c == END_FILE) {
+ pushback();
+ return lasttok = NEWLINE;
+ }
} else {
while ((c = nextc(false)) != '\n') {
if (c == END_FILE)
@@ -6009,7 +6132,10 @@ retry:
* Use it at your own risk. We think it's a bad idea, which
* is why it's not on by default.
*/
+ yylval = NULL;
if (! do_traditional) {
+ INSTRUCTION *new_comment;
+
/* strip trailing white-space and/or comment */
while ((c = nextc(true)) == ' ' || c == '\t' || c == '\r')
continue;
@@ -6021,9 +6147,11 @@ retry:
lintwarn(
_("use of `\\ #...' line continuation is not portable"));
}
- if (do_pretty_print && ! do_profile)
- c = get_comment(EOL_COMMENT);
- else {
+ if (do_pretty_print && ! do_profile) {
+ c = get_comment(EOL_COMMENT, & new_comment);
+ yylval = new_comment;
+ return lasttok = c;
+ } else {
while ((c = nextc(false)) != '\n')
if (c == END_FILE)
break;
@@ -6044,11 +6172,19 @@ retry:
}
break;
- case ':':
case '?':
+ qm_col_count++;
+ // fall through
+ case ':':
yylval = GET_INSTRUCTION(Op_cond_exp);
- if (! do_posix)
- allow_newline();
+ if (c == ':' && qm_col_count > 0) {
+ if (do_posix) {
+ INSTRUCTION *new_comment = NULL;
+ allow_newline(& new_comment);
+ yylval->comment = new_comment;
+ }
+ qm_col_count--;
+ }
return lasttok = c;
/*
@@ -6470,7 +6606,10 @@ retry:
case '&':
if ((c = nextc(true)) == '&') {
yylval = GET_INSTRUCTION(Op_and);
- allow_newline();
+ INSTRUCTION *new_comment = NULL;
+ allow_newline(& new_comment);
+ yylval->comment = new_comment;
+
return lasttok = LEX_AND;
}
pushback();
@@ -6480,11 +6619,15 @@ retry:
case '|':
if ((c = nextc(true)) == '|') {
yylval = GET_INSTRUCTION(Op_or);
- allow_newline();
+ INSTRUCTION *new_comment = NULL;
+ allow_newline(& new_comment);
+ yylval->comment = new_comment;
+
return lasttok = LEX_OR;
} else if (! do_traditional && c == '&') {
yylval = GET_INSTRUCTION(Op_symbol);
yylval->redir_type = redirect_twoway;
+
return lasttok = (in_print && in_parens == 0 ? IO_OUT : IO_IN);
}
pushback();
@@ -6674,8 +6817,11 @@ out:
yylval->lextok = tokkey;
#define SMART_ALECK 1
- if (SMART_ALECK && do_lint
- && ! goto_warned && strcasecmp(tokkey, "goto") == 0) {
+ if (SMART_ALECK
+ && do_lint
+ && ! goto_warned
+ && tolower(tokkey[0]) == 'g'
+ && strcasecmp(tokkey, "goto") == 0) {
goto_warned = true;
lintwarn(_("`goto' considered harmful!"));
}
@@ -7146,15 +7292,8 @@ mk_function(INSTRUCTION *fi, INSTRUCTION *def)
thisfunc = fi->func_body;
assert(thisfunc != NULL);
- /* add any pre-function comment to start of action for profile.c */
-
- if (function_comment != NULL) {
- function_comment->source_line = 0;
- (void) list_prepend(def, function_comment);
- function_comment = NULL;
- }
-
- /* add an implicit return at end;
+ /*
+ * Add an implicit return at end;
* also used by 'return' command in debugger
*/
@@ -7865,12 +8004,7 @@ append_rule(INSTRUCTION *pattern, INSTRUCTION *action)
(rp + 1)->lasti = action->lasti;
(rp + 2)->first_line = pattern->source_line;
(rp + 2)->last_line = lastline;
- if (block_comment != NULL) {
- ip = list_prepend(list_prepend(action, block_comment), rp);
- block_comment = NULL;
- } else
- ip = list_prepend(action, rp);
-
+ ip = list_prepend(action, rp);
} else {
rp = bcalloc(Op_rule, 3, 0);
rp->in_rule = Rule;
@@ -8275,8 +8409,9 @@ mk_for_loop(INSTRUCTION *forp, INSTRUCTION *init, INSTRUCTION *cond,
forp->target_break = tbreak;
forp->target_continue = tcont;
ret = list_prepend(ret, forp);
- } /* else
- forp is NULL */
+ }
+ /* else
+ forp is NULL */
return ret;
}
@@ -8490,26 +8625,6 @@ list_merge(INSTRUCTION *l1, INSTRUCTION *l2)
return l1;
}
-/* add_pending_comment --- add a pending comment to a statement */
-
-static inline INSTRUCTION *
-add_pending_comment(INSTRUCTION *stmt)
-{
- INSTRUCTION *ret = stmt;
-
- if (prior_comment != NULL) {
- if (function_comment != prior_comment)
- ret = list_append(stmt, prior_comment);
- prior_comment = NULL;
- } else if (comment != NULL && comment->memory->comment_type == EOL_COMMENT) {
- if (function_comment != comment)
- ret = list_append(stmt, comment);
- comment = NULL;
- }
-
- return ret;
-}
-
/* See if name is a special token. */
int
@@ -8749,3 +8864,91 @@ set_profile_text(NODE *n, const char *str, size_t len)
return n;
}
+
+/*
+ * merge_comments --- merge c2 into c1 and free c2 if successful.
+ * Allow c2 to be NULL, in which case just merged chained
+ * comments in c1.
+ */
+
+static void
+merge_comments(INSTRUCTION *c1, INSTRUCTION *c2)
+{
+ assert(c1->opcode == Op_comment);
+
+ if (c1->comment == NULL && c2 == NULL) // nothing to do
+ return;
+
+ size_t total = c1->memory->stlen;
+ if (c1->comment != NULL)
+ total += 1 /* \n */ + c1->comment->memory->stlen;
+
+ if (c2 != NULL) {
+ assert(c2->opcode == Op_comment);
+ total += 1 /* \n */ + c2->memory->stlen;
+ if (c2->comment != NULL)
+ total += c2->comment->memory->stlen + 1;
+ }
+
+ char *buffer;
+ emalloc(buffer, char *, total + 1, "merge_comments");
+
+ strcpy(buffer, c1->memory->stptr);
+ if (c1->comment != NULL) {
+ strcat(buffer, "\n");
+ strcat(buffer, c1->comment->memory->stptr);
+ }
+
+ if (c2 != NULL) {
+ strcat(buffer, "\n");
+ strcat(buffer, c2->memory->stptr);
+ if (c2->comment != NULL) {
+ strcat(buffer, "\n");
+ strcat(buffer, c2->comment->memory->stptr);
+ }
+
+ unref(c2->memory);
+ if (c2->comment != NULL) {
+ unref(c2->comment->memory);
+ bcfree(c2->comment);
+ c2->comment = NULL;
+ }
+ bcfree(c2);
+ }
+
+ c1->memory->comment_type = BLOCK_COMMENT;
+ free(c1->memory->stptr);
+ c1->memory->stptr = buffer;
+ c1->memory->stlen = strlen(buffer);
+
+ // now free everything else
+ if (c1->comment != NULL) {
+ unref(c1->comment->memory);
+ bcfree(c1->comment);
+ c1->comment = NULL;
+ }
+}
+
+/* make_braced_statements --- handle `l_brace statements r_brace' with comments */
+
+static INSTRUCTION *
+make_braced_statements(INSTRUCTION *lbrace, INSTRUCTION *stmts, INSTRUCTION *rbrace)
+{
+ INSTRUCTION *ip;
+
+ if (stmts == NULL)
+ ip = list_create(instruction(Op_no_op));
+ else
+ ip = stmts;
+
+ if (lbrace != NULL) {
+ INSTRUCTION *comment2 = lbrace->comment;
+ if (comment2 != NULL) {
+ ip = list_prepend(ip, comment2);
+ lbrace->comment = NULL;
+ }
+ ip = list_prepend(ip, lbrace);
+ }
+
+ return ip;
+}
diff --git a/awkgram.y b/awkgram.y
index 1afad27e..55b4eb8a 100644
--- a/awkgram.y
+++ b/awkgram.y
@@ -1,4 +1,25 @@
/*
+TODO:
+-- Handle comments outside blocks
+-- Put together a big test file
+DONE:
+-- Get comments from all instances of nls
+-- After , in parameter list
+-- After ? and :
+-- switch statement
+-- After , in a range expression in a pattern
+-- After && and ||
+-- case part of switch statement
+-- for(;;) statement
+-- for(iggy in foo) statement
+-- Comments after commas in expressions lists in print/f and function calls
+-- Handle EOL comments on a closing right brace
+-- Get comments from all instances of opt_nls
+-- Get comments from all instances of l_brace
+-- Get comments from all instances of r_brace
+-- Review statement lists and handling of statement_term
+*/
+/*
* awkgram.y --- yacc/bison parser
*/
@@ -53,11 +74,13 @@ static int isnoeffect(OPCODE type);
static INSTRUCTION *make_assignable(INSTRUCTION *ip);
static void dumpintlstr(const char *str, size_t len);
static void dumpintlstr2(const char *str1, size_t len1, const char *str2, size_t len2);
-static int include_source(INSTRUCTION *file);
-static int load_library(INSTRUCTION *file);
+static bool include_source(INSTRUCTION *file, void **srcfile_p);
+static bool load_library(INSTRUCTION *file, void **srcfile_p);
static void next_sourcefile(void);
static char *tokexpand(void);
static NODE *set_profile_text(NODE *n, const char *str, size_t len);
+static INSTRUCTION *trailing_comment;
+static INSTRUCTION *outer_comment;
#define instruction(t) bcalloc(t, 1, 0)
@@ -84,8 +107,8 @@ static void check_funcs(void);
static ssize_t read_one_line(int fd, void *buffer, size_t count);
static int one_line_close(int fd);
-static void split_comment(void);
-static void check_comment(void);
+static void merge_comments(INSTRUCTION *c1, INSTRUCTION *c2);
+static INSTRUCTION *make_braced_statements(INSTRUCTION *lbrace, INSTRUCTION *stmts, INSTRUCTION *rbrace);
static void add_sign_to_num(NODE *n, char sign);
static bool at_seen = false;
@@ -152,21 +175,13 @@ static INSTRUCTION *ip_endfile;
static INSTRUCTION *ip_beginfile;
INSTRUCTION *main_beginfile;
-static INSTRUCTION *comment = NULL;
-static INSTRUCTION *prior_comment = NULL;
-static INSTRUCTION *comment_to_save = NULL;
-static INSTRUCTION *program_comment = NULL;
-static INSTRUCTION *function_comment = NULL;
-static INSTRUCTION *block_comment = NULL;
-
-static bool func_first = true;
+static bool func_first = true; // can nuke
static bool first_rule = true;
static inline INSTRUCTION *list_create(INSTRUCTION *x);
static inline INSTRUCTION *list_append(INSTRUCTION *l, INSTRUCTION *x);
static inline INSTRUCTION *list_prepend(INSTRUCTION *l, INSTRUCTION *x);
static inline INSTRUCTION *list_merge(INSTRUCTION *l1, INSTRUCTION *l2);
-static inline INSTRUCTION *add_pending_comment(INSTRUCTION *stmt);
extern double fmod(double x, double y);
@@ -214,12 +229,23 @@ extern double fmod(double x, double y);
program
: /* empty */
+ { $$ = NULL; }
| program rule
{
rule = 0;
yyerrok;
}
| program nls
+ {
+ if ($2 != NULL) {
+ if ($1 == NULL) {
+ outer_comment = $2;
+ } else {
+ trailing_comment = $2;
+ }
+ }
+ $$ = $1;
+ }
| program LEX_EOF
{
next_sourcefile();
@@ -249,8 +275,11 @@ rule
} else if ($1 == NULL) {
msg(_("each rule must have a pattern or an action part"));
errcount++;
- } else /* pattern rule with non-empty pattern */
+ } else { /* pattern rule with non-empty pattern */
+ if ($2 != NULL)
+ list_append($1, $2);
(void) append_rule($1, NULL);
+ }
}
| function_prologue action
{
@@ -263,12 +292,20 @@ rule
{
want_source = false;
at_seen = false;
+ if ($3 != NULL && $4 != NULL) {
+ SRCFILE *s = (SRCFILE *) $3;
+ s->comment = $4;
+ }
yyerrok;
}
| '@' LEX_LOAD library statement_term
{
want_source = false;
at_seen = false;
+ if ($3 != NULL && $4 != NULL) {
+ SRCFILE *s = (SRCFILE *) $3;
+ s->comment = $4;
+ }
yyerrok;
}
;
@@ -276,11 +313,13 @@ rule
source
: FILENAME
{
- if (include_source($1) < 0)
+ void *srcfile = NULL;
+
+ if (! include_source($1, & srcfile))
YYABORT;
efree($1->lextok);
bcfree($1);
- $$ = NULL;
+ $$ = (INSTRUCTION *) srcfile;
}
| FILENAME error
{ $$ = NULL; }
@@ -291,11 +330,13 @@ source
library
: FILENAME
{
- if (load_library($1) < 0)
+ void *srcfile;
+
+ if (! load_library($1, & srcfile))
YYABORT;
efree($1->lextok);
bcfree($1);
- $$ = NULL;
+ $$ = (INSTRUCTION *) srcfile;
}
| FILENAME error
{ $$ = NULL; }
@@ -307,20 +348,11 @@ pattern
: /* empty */
{
rule = Rule;
- if (comment != NULL) {
- $$ = list_create(comment);
- comment = NULL;
- } else
- $$ = NULL;
+ $$ = NULL;
}
| exp
{
rule = Rule;
- if (comment != NULL) {
- $$ = list_prepend($1, comment);
- comment = NULL;
- } else
- $$ = $1;
}
| exp ',' opt_nls exp
@@ -346,10 +378,10 @@ pattern
($1->nexti + 1)->condpair_left = $1->lasti;
($1->nexti + 1)->condpair_right = $4->lasti;
}
- if (comment != NULL) {
- $$ = list_append(list_merge(list_prepend($1, comment), $4), tp);
- comment = NULL;
- } else
+ /* Put any comments in front of the range expression */
+ if ($3 != NULL)
+ $$ = list_append(list_merge(list_prepend($1, $3), $4), tp);
+ else
$$ = list_append(list_merge($1, $4), tp);
rule = Rule;
}
@@ -364,7 +396,6 @@ pattern
$1->in_rule = rule = BEGIN;
$1->source_file = source;
- check_comment();
$$ = $1;
}
| LEX_END
@@ -378,7 +409,6 @@ pattern
$1->in_rule = rule = END;
$1->source_file = source;
- check_comment();
$$ = $1;
}
| LEX_BEGINFILE
@@ -386,7 +416,6 @@ pattern
func_first = false;
$1->in_rule = rule = BEGINFILE;
$1->source_file = source;
- check_comment();
$$ = $1;
}
| LEX_ENDFILE
@@ -394,7 +423,6 @@ pattern
func_first = false;
$1->in_rule = rule = ENDFILE;
$1->source_file = source;
- check_comment();
$$ = $1;
}
;
@@ -402,11 +430,17 @@ pattern
action
: l_brace statements r_brace opt_semi opt_nls
{
- INSTRUCTION *ip;
- if ($2 == NULL)
- ip = list_create(instruction(Op_no_op));
- else
- ip = $2;
+ INSTRUCTION *ip = make_braced_statements($1, $2, $3);
+
+ if ($3 != NULL && $5 != NULL) {
+ merge_comments($3, $5);
+ trailing_comment = $3;
+ } else if ($3 != NULL) {
+ trailing_comment = $3;
+ } else if ($5 != NULL) {
+ trailing_comment = $5;
+ }
+
$$ = ip;
}
;
@@ -437,33 +471,21 @@ lex_builtin
function_prologue
: LEX_FUNCTION func_name '(' { want_param_names = FUNC_HEADER; } opt_param_list r_paren opt_nls
{
- /*
- * treat any comments between BOF and the first function
- * definition (with no intervening BEGIN etc block) as
- * program comments. Special kludge: iff there are more
- * than one such comments, treat the last as a function
- * comment.
- */
- if (prior_comment != NULL) {
- comment_to_save = prior_comment;
- prior_comment = NULL;
- } else if (comment != NULL) {
- comment_to_save = comment;
- comment = NULL;
- } else
- comment_to_save = NULL;
-
- if (comment_to_save != NULL && func_first
- && strstr(comment_to_save->memory->stptr, "\n\n") != NULL)
- split_comment();
-
- /* save any other pre-function comment as function comment */
- if (comment_to_save != NULL) {
- function_comment = comment_to_save;
- comment_to_save = NULL;
+ INSTRUCTION *func_comment = NULL;
+ // Merge any comments found in the parameter list with those
+ // following the function header, associate the whole shebang
+ // with the function as one block comment.
+ if ($5 != NULL && $5->comment != NULL) {
+ if ($7 != NULL) {
+ merge_comments($5->comment, $7);
+ }
+ func_comment = $5->comment;
+ } else if ($7 != NULL) {
+ func_comment = $7;
}
- func_first = false;
+
$1->source_file = source;
+ $1->comment = func_comment;
if (install_function($2->lextok, $1, $5) < 0)
YYABORT;
in_function = $2->lextok;
@@ -536,61 +558,23 @@ a_slash
statements
: /* empty */
- {
- if (prior_comment != NULL) {
- $$ = list_create(prior_comment);
- prior_comment = NULL;
- } else if (comment != NULL) {
- $$ = list_create(comment);
- comment = NULL;
- } else
- $$ = NULL;
- }
+ { $$ = NULL; }
| statements statement
{
if ($2 == NULL) {
- if (prior_comment != NULL) {
- $$ = list_append($1, prior_comment);
- prior_comment = NULL;
- if (comment != NULL) {
- $$ = list_append($$, comment);
- comment = NULL;
- }
- } else if (comment != NULL) {
- $$ = list_append($1, comment);
- comment = NULL;
- } else
- $$ = $1;
+ $$ = $1;
} else {
add_lint($2, LINT_no_effect);
if ($1 == NULL) {
- if (prior_comment != NULL) {
- $$ = list_append($2, prior_comment);
- prior_comment = NULL;
- if (comment != NULL) {
- $$ = list_append($$, comment);
- comment = NULL;
- }
- } else if (comment != NULL) {
- $$ = list_append($2, comment);
- comment = NULL;
- } else
- $$ = $2;
+ $$ = $2;
} else {
- if (prior_comment != NULL) {
- list_append($2, prior_comment);
- prior_comment = NULL;
- if (comment != NULL) {
- list_append($2, comment);
- comment = NULL;
- }
- } else if (comment != NULL) {
- list_append($2, comment);
- comment = NULL;
- }
$$ = list_merge($1, $2);
}
}
+ if (trailing_comment != NULL) {
+ $$ = list_append($$, trailing_comment);
+ trailing_comment = NULL;
+ }
yyerrok;
}
| statements error
@@ -598,15 +582,27 @@ statements
;
statement_term
- : nls
- | semi opt_nls
+ : nls { $$ = $1; }
+ | semi opt_nls { $$ = $2; }
;
statement
: semi opt_nls
- { $$ = NULL; }
+ {
+ if ($2 != NULL) {
+ INSTRUCTION *ip;
+
+ merge_comments($2, NULL);
+ ip = list_create(instruction(Op_no_op));
+ $$ = list_append(ip, $2);
+ } else
+ $$ = NULL;
+ }
| l_brace statements r_brace
- { $$ = $2; }
+ {
+ trailing_comment = $3; // NULL or comment
+ $$ = make_braced_statements($1, $2, $3);
+ }
| if_statement
{
if (do_pretty_print)
@@ -632,8 +628,9 @@ statement
if ($7 != NULL) {
curr = $7->nexti;
bcfree($7); /* Op_list */
- } /* else
- curr = NULL; */
+ }
+ /* else
+ curr = NULL; */
for (; curr != NULL; curr = nextc) {
INSTRUCTION *caseexp = curr->case_exp;
@@ -689,16 +686,33 @@ statement
ip = $3;
if (do_pretty_print) {
+ // first merge comments
+ INSTRUCTION *head_comment = NULL;
+
+ if ($5 != NULL && $6 != NULL) {
+ merge_comments($5, $6);
+ head_comment = $5;
+ } else if ($5 != NULL)
+ head_comment = $5;
+ else
+ head_comment = $6;
+
+ $1->comment = head_comment;
+
(void) list_prepend(ip, $1);
(void) list_prepend(ip, instruction(Op_exec_count));
$1->target_break = tbreak;
($1 + 1)->switch_start = cexp->nexti;
($1 + 1)->switch_end = cexp->lasti;
- }/* else
- $1 is NULL */
+ ($1 + 1)->switch_end->comment = $9;
+ }
+ /* else
+ $1 is NULL */
(void) list_append(cexp, dflt);
(void) list_merge(ip, cexp);
+ if ($8 != NULL)
+ (void) list_append(cstmt, $8);
$$ = list_merge(ip, cstmt);
break_allowed--;
@@ -733,8 +747,17 @@ statement
$1->target_continue = tcont;
($1 + 1)->while_body = ip->lasti;
(void) list_prepend(ip, $1);
- }/* else
- $1 is NULL */
+ }
+ /* else
+ $1 is NULL */
+
+ if ($5 != NULL) {
+ if ($6 == NULL)
+ $6 = list_create(instruction(Op_no_op));
+
+ $5->memory->comment_type = BLOCK_COMMENT;
+ $6 = list_prepend($6, $5);
+ }
if ($6 != NULL)
(void) list_merge(ip, $6);
@@ -769,8 +792,13 @@ statement
ip = list_merge($3, $6);
else
ip = list_prepend($6, instruction(Op_no_op));
+
+ if ($2 != NULL)
+ (void) list_prepend(ip, $2);
+
if (do_pretty_print)
(void) list_prepend(ip, instruction(Op_exec_count));
+
(void) list_append(ip, instruction(Op_jmp_true));
ip->lasti->target_jmp = ip->nexti;
$$ = list_append(ip, tbreak);
@@ -785,7 +813,10 @@ statement
($1 + 1)->doloop_cond = tcont;
$$ = list_prepend(ip, $1);
bcfree($4);
- } /* else
+ if ($8 != NULL)
+ $1->comment = $8;
+ }
+ /* else
$1 and $4 are NULLs */
}
| LEX_FOR '(' NAME LEX_IN simple_variable r_paren opt_nls statement
@@ -801,7 +832,8 @@ statement
&& strcmp($8->nexti->memory->vname, var_name) == 0
) {
- /* Efficiency hack. Recognize the special case of
+ /*
+ * Efficiency hack. Recognize the special case of
*
* for (iggy in foo)
* delete foo[iggy]
@@ -833,6 +865,10 @@ statement
bcfree($3);
bcfree($4);
bcfree($5);
+ if ($7 != NULL) {
+ merge_comments($7, NULL);
+ $8 = list_prepend($8, $7);
+ }
$$ = $8;
} else
goto regular_loop;
@@ -867,8 +903,9 @@ regular_loop:
$1->target_continue = tcont;
$1->target_break = tbreak;
(void) list_append(ip, $1);
- } /* else
- $1 is NULL */
+ }
+ /* else
+ $1 is NULL */
/* add update_FOO instruction if necessary */
if ($4->array_var->type == Node_var && $4->array_var->var_update) {
@@ -889,8 +926,15 @@ regular_loop:
($1 + 1)->forloop_body = ip->lasti;
}
- if ($8 != NULL)
+ if ($7 != NULL)
+ merge_comments($7, NULL);
+
+ if ($8 != NULL) {
+ if ($7 != NULL)
+ $8 = list_prepend($8, $7);
(void) list_merge(ip, $8);
+ } else if ($7 != NULL)
+ (void) list_append(ip, $7);
(void) list_append(ip, instruction(Op_jmp));
ip->lasti->target_jmp = $4;
@@ -903,6 +947,20 @@ regular_loop:
}
| LEX_FOR '(' opt_simple_stmt semi opt_nls exp semi opt_nls opt_simple_stmt r_paren opt_nls statement
{
+ if ($5 != NULL) {
+ merge_comments($5, NULL);
+ $1->comment = $5;
+ }
+ if ($8 != NULL) {
+ merge_comments($8, NULL);
+ if ($1->comment == NULL) {
+ $8->memory->comment_type = FOR_COMMENT;
+ $1->comment = $8;
+ } else
+ $1->comment->comment = $8;
+ }
+ if ($11 != NULL)
+ $12 = list_prepend($12, $11);
$$ = mk_for_loop($1, $3, $6, $9, $12);
break_allowed--;
@@ -910,6 +968,20 @@ regular_loop:
}
| LEX_FOR '(' opt_simple_stmt semi opt_nls semi opt_nls opt_simple_stmt r_paren opt_nls statement
{
+ if ($5 != NULL) {
+ merge_comments($5, NULL);
+ $1->comment = $5;
+ }
+ if ($7 != NULL) {
+ merge_comments($7, NULL);
+ if ($1->comment == NULL) {
+ $7->memory->comment_type = FOR_COMMENT;
+ $1->comment = $7;
+ } else
+ $1->comment->comment = $7;
+ }
+ if ($10 != NULL)
+ $11 = list_prepend($11, $10);
$$ = mk_for_loop($1, $3, (INSTRUCTION *) NULL, $8, $11);
break_allowed--;
@@ -921,7 +993,6 @@ regular_loop:
$$ = list_prepend($1, instruction(Op_exec_count));
else
$$ = $1;
- $$ = add_pending_comment($$);
}
;
@@ -933,8 +1004,8 @@ non_compound_stmt
_("`break' is not allowed outside a loop or switch"));
$1->target_jmp = NULL;
$$ = list_create($1);
- $$ = add_pending_comment($$);
-
+ if ($2 != NULL)
+ $$ = list_append($$, $2);
}
| LEX_CONTINUE statement_term
{
@@ -943,8 +1014,8 @@ non_compound_stmt
_("`continue' is not allowed outside a loop"));
$1->target_jmp = NULL;
$$ = list_create($1);
- $$ = add_pending_comment($$);
-
+ if ($2 != NULL)
+ $$ = list_append($$, $2);
}
| LEX_NEXT statement_term
{
@@ -954,7 +1025,8 @@ non_compound_stmt
_("`next' used in %s action"), ruletab[rule]);
$1->target_jmp = ip_rec;
$$ = list_create($1);
- $$ = add_pending_comment($$);
+ if ($2 != NULL)
+ $$ = list_append($$, $2);
}
| LEX_NEXTFILE statement_term
{
@@ -966,7 +1038,8 @@ non_compound_stmt
$1->target_newfile = ip_newfile;
$1->target_endfile = ip_endfile;
$$ = list_create($1);
- $$ = add_pending_comment($$);
+ if ($2 != NULL)
+ $$ = list_append($$, $2);
}
| LEX_EXIT opt_exp statement_term
{
@@ -982,7 +1055,8 @@ non_compound_stmt
$$->nexti->memory = dupnode(Nnull_string);
} else
$$ = list_append($2, $1);
- $$ = add_pending_comment($$);
+ if ($3 != NULL)
+ $$ = list_append($$, $3);
}
| LEX_RETURN
{
@@ -995,10 +1069,16 @@ non_compound_stmt
$$->nexti->memory = dupnode(Nnull_string);
} else
$$ = list_append($3, $1);
-
- $$ = add_pending_comment($$);
+ if ($4 != NULL)
+ $$ = list_append($$, $4);
}
| simple_stmt statement_term
+ {
+ if ($2 != NULL)
+ $$ = list_append($1, $2);
+ else
+ $$ = $1;
+ }
;
/*
@@ -1018,7 +1098,7 @@ simple_stmt
* which is faster for these two cases.
*/
- if ($1->opcode == Op_K_print &&
+ if (do_optimize && $1->opcode == Op_K_print &&
($3 == NULL
|| ($3->lasti->opcode == Op_field_spec
&& $3->nexti->nexti->nexti == $3->lasti
@@ -1106,7 +1186,6 @@ regular_print:
}
}
}
- $$ = add_pending_comment($$);
}
| LEX_DELETE NAME { sub_counter = 0; } delete_subscript_list
@@ -1141,7 +1220,6 @@ regular_print:
$1->expr_count = sub_counter;
$$ = list_append(list_append($4, $2), $1);
}
- $$ = add_pending_comment($$);
}
| LEX_DELETE '(' NAME ')'
/*
@@ -1172,12 +1250,10 @@ regular_print:
else if ($3->memory == func_table)
fatal(_("`delete' is not allowed with FUNCTAB"));
}
- $$ = add_pending_comment($$);
}
| exp
{
$$ = optimize_assignment($1);
- $$ = add_pending_comment($$);
}
;
@@ -1212,6 +1288,7 @@ case_statement
(void) list_prepend(casestmt, instruction(Op_exec_count));
$1->case_exp = $2;
$1->case_stmt = casestmt;
+ $1->comment = $4;
bcfree($3);
$$ = $1;
}
@@ -1224,6 +1301,7 @@ case_statement
(void) list_prepend(casestmt, instruction(Op_exec_count));
bcfree($2);
$1->case_stmt = casestmt;
+ $1->comment = $3;
$$ = $1;
}
;
@@ -1305,23 +1383,51 @@ output_redir
if_statement
: LEX_IF '(' exp r_paren opt_nls statement
{
+ if ($5 != NULL)
+ $1->comment = $5;
$$ = mk_condition($3, $1, $6, NULL, NULL);
}
| LEX_IF '(' exp r_paren opt_nls statement
LEX_ELSE opt_nls statement
{
+ if ($5 != NULL)
+ $1->comment = $5;
+ if ($8 != NULL)
+ $7->comment = $8;
$$ = mk_condition($3, $1, $6, $7, $9);
}
;
nls
: NEWLINE
+ {
+ $$ = $1;
+ }
| nls NEWLINE
+ {
+ if ($1 != NULL && $2 != NULL) {
+ if ($1->memory->comment_type == EOL_COMMENT) {
+ assert($2->memory->comment_type == BLOCK_COMMENT);
+ $1->comment = $2; // chain them
+ } else {
+ merge_comments($1, $2);
+ }
+
+ $$ = $1;
+ } else if ($1 != NULL) {
+ $$ = $1;
+ } else if ($2 != NULL) {
+ $$ = $2;
+ } else
+ $$ = NULL;
+ }
;
opt_nls
: /* empty */
+ { $$ = NULL; }
| nls
+ { $$ = $1; }
;
input_redir
@@ -1350,9 +1456,17 @@ param_list
| param_list comma NAME
{
if ($1 != NULL && $3 != NULL) {
- $3->param_count = $1->lasti->param_count + 1;
+ $3->param_count = $1->lasti->param_count + 1;
$$ = list_append($1, $3);
yyerrok;
+
+ // newlines are allowed after commas, catch any comments
+ if ($2 != NULL) {
+ if ($1->comment != NULL)
+ merge_comments($1->comment, $2);
+ else
+ $1->comment = $2;
+ }
} else
$$ = NULL;
}
@@ -1384,6 +1498,8 @@ expression_list
{ $$ = mk_expression_list(NULL, $1); }
| expression_list comma exp
{
+ if ($2 != NULL)
+ $1->lasti->comment = $2;
$$ = mk_expression_list($1, $3);
yyerrok;
}
@@ -1405,6 +1521,8 @@ expression_list
| expression_list comma error
{
/* Ditto */
+ if ($2 != NULL)
+ $1->lasti->comment = $2;
$$ = $1;
}
;
@@ -1421,6 +1539,8 @@ fcall_expression_list
{ $$ = mk_expression_list(NULL, $1); }
| fcall_expression_list comma fcall_exp
{
+ if ($2 != NULL)
+ $1->lasti->comment = $2;
$$ = mk_expression_list($1, $3);
yyerrok;
}
@@ -1442,6 +1562,8 @@ fcall_expression_list
| fcall_expression_list comma error
{
/* Ditto */
+ if ($2 != NULL)
+ $1->comment = $2;
$$ = $1;
}
;
@@ -2006,15 +2128,16 @@ opt_incdec
{
$1->opcode = Op_postdecrement;
}
- | /* empty */ { $$ = NULL; }
+ | /* empty */
+ { $$ = NULL; }
;
l_brace
- : '{' opt_nls
+ : '{' opt_nls { $$ = $2; }
;
r_brace
- : '}' opt_nls { yyerrok; }
+ : '}' opt_nls { $$ = $2; yyerrok; }
;
r_paren
@@ -2023,6 +2146,7 @@ r_paren
opt_semi
: /* empty */
+ { $$ = NULL; }
| semi
;
@@ -2035,7 +2159,7 @@ colon
;
comma
- : ',' opt_nls { yyerrok; }
+ : ',' opt_nls { $$ = $2; yyerrok; }
;
%%
@@ -2115,8 +2239,8 @@ static const struct token tokentab[] = {
{"exp", Op_builtin, LEX_BUILTIN, A(1), do_exp, MPF(exp)},
{"fflush", Op_builtin, LEX_BUILTIN, A(0)|A(1), do_fflush, 0},
{"for", Op_K_for, LEX_FOR, BREAK|CONTINUE, 0, 0},
-{"func", Op_func, LEX_FUNCTION, NOT_POSIX|NOT_OLD, 0, 0},
-{"function",Op_func, LEX_FUNCTION, NOT_OLD, 0, 0},
+{"func", Op_func, LEX_FUNCTION, NOT_POSIX|NOT_OLD, 0, 0},
+{"function", Op_func, LEX_FUNCTION, NOT_OLD, 0, 0},
{"gensub", Op_sub_builtin, LEX_BUILTIN, GAWKX|A(3)|A(4), 0, 0},
{"getline", Op_K_getline_redir, LEX_GETLINE, NOT_OLD, 0, 0},
{"gsub", Op_sub_builtin, LEX_BUILTIN, NOT_OLD|A(2)|A(3), 0, 0},
@@ -2475,11 +2599,18 @@ mk_program()
cp = end_block;
else
cp = list_merge(begin_block, end_block);
- if (program_comment != NULL) {
- (void) list_prepend(cp, program_comment);
+
+
+ if (outer_comment != NULL) {
+ (void) list_prepend(cp, outer_comment);
+ outer_comment = NULL;
+ }
+
+ if (trailing_comment != NULL) {
+ (void) list_append(cp, trailing_comment);
+ trailing_comment = NULL;
}
- if (comment != NULL)
- (void) list_append(cp, comment);
+
(void) list_append(cp, ip_atexit);
(void) list_append(cp, instruction(Op_stop));
@@ -2512,12 +2643,6 @@ mk_program()
if (begin_block != NULL)
cp = list_merge(begin_block, cp);
- if (program_comment != NULL) {
- (void) list_prepend(cp, program_comment);
- }
- if (comment != NULL) {
- (void) list_append(cp, comment);
- }
(void) list_append(cp, ip_atexit);
(void) list_append(cp, instruction(Op_stop));
@@ -2525,10 +2650,6 @@ out:
/* delete the Op_list, not needed */
tmp = cp->nexti;
bcfree(cp);
- /* these variables are not used again but zap them anyway. */
- comment = NULL;
- function_comment = NULL;
- program_comment = NULL;
return tmp;
#undef begin_block
@@ -2703,33 +2824,35 @@ add_srcfile(enum srctype stype, char *src, SRCFILE *thisfile, bool *already_incl
/* include_source --- read program from source included using `@include' */
-static int
-include_source(INSTRUCTION *file)
+static bool
+include_source(INSTRUCTION *file, void **srcfile_p)
{
SRCFILE *s;
char *src = file->lextok;
int errcode;
bool already_included;
+ *srcfile_p = NULL;
+
if (do_traditional || do_posix) {
error_ln(file->source_line, _("@include is a gawk extension"));
- return -1;
+ return false;
}
if (strlen(src) == 0) {
if (do_lint)
lintwarn_ln(file->source_line, _("empty filename after @include"));
- return 0;
+ return true;
}
s = add_srcfile(SRC_INC, src, sourcefile, &already_included, &errcode);
if (s == NULL) {
if (already_included)
- return 0;
+ return true;
error_ln(file->source_line,
_("can't open source file `%s' for reading (%s)"),
src, errcode ? strerror(errcode) : _("reason unknown"));
- return -1;
+ return false;
}
/* save scanner state for the current sourcefile */
@@ -2748,42 +2871,46 @@ include_source(INSTRUCTION *file)
lasttok = 0;
lexeof = false;
eof_warned = false;
- return 0;
+ *srcfile_p = (void *) s;
+ return true;
}
/* load_library --- load a shared library */
-static int
-load_library(INSTRUCTION *file)
+static bool
+load_library(INSTRUCTION *file, void **srcfile_p)
{
SRCFILE *s;
char *src = file->lextok;
int errcode;
bool already_included;
+ *srcfile_p = NULL;
+
if (do_traditional || do_posix) {
error_ln(file->source_line, _("@load is a gawk extension"));
- return -1;
+ return false;
}
if (strlen(src) == 0) {
if (do_lint)
lintwarn_ln(file->source_line, _("empty filename after @load"));
- return 0;
+ return true;
}
s = add_srcfile(SRC_EXTLIB, src, sourcefile, &already_included, &errcode);
if (s == NULL) {
if (already_included)
- return 0;
+ return true;
error_ln(file->source_line,
_("can't open shared library `%s' for reading (%s)"),
src, errcode ? strerror(errcode) : _("reason unknown"));
- return -1;
+ return false;
}
load_ext(s->fullpath);
- return 0;
+ *srcfile_p = (void *) s;
+ return true;
}
/* next_sourcefile --- read program from the next source in srcfiles */
@@ -3191,37 +3318,23 @@ pushback(void)
(! lexeof && lexptr && lexptr > lexptr_begin ? lexptr-- : lexptr);
}
-/* check_comment --- check for block comment */
-
-void
-check_comment(void)
-{
- if (comment != NULL) {
- if (first_rule) {
- program_comment = comment;
- } else
- block_comment = comment;
- comment = NULL;
- }
- first_rule = false;
-}
-
/*
* get_comment --- collect comment text.
* Flag = EOL_COMMENT for end-of-line comments.
- * Flag = FULL_COMMENT for self-contained comments.
+ * Flag = BLOCK_COMMENT for self-contained comments.
*/
-int
-get_comment(int flag)
+static int
+get_comment(enum commenttype flag, INSTRUCTION **comment_instruction)
{
int c;
int sl;
+ char *p1;
+ char *p2;
+
tok = tokstart;
tokadd('#');
sl = sourceline;
- char *p1;
- char *p2;
while (true) {
while ((c = nextc(false)) != '\n' && c != END_FILE) {
@@ -3257,9 +3370,6 @@ get_comment(int flag)
break;
}
- if (comment != NULL)
- prior_comment = comment;
-
/* remove any trailing blank lines (consecutive \n) from comment */
p1 = tok - 1;
p2 = tok - 2;
@@ -3269,49 +3379,18 @@ get_comment(int flag)
tok--;
}
- comment = bcalloc(Op_comment, 1, sl);
- comment->source_file = source;
- comment->memory = make_str_node(tokstart, tok - tokstart, 0);
- comment->memory->comment_type = flag;
+ (*comment_instruction) = bcalloc(Op_comment, 1, sl);
+ (*comment_instruction)->source_file = source;
+ (*comment_instruction)->memory = make_str_node(tokstart, tok - tokstart, 0);
+ (*comment_instruction)->memory->comment_type = flag;
return c;
}
-/* split_comment --- split initial comment text into program and function parts */
-
-static void
-split_comment(void)
-{
- char *p;
- int l;
- NODE *n;
-
- p = comment_to_save->memory->stptr;
- l = comment_to_save->memory->stlen - 3;
- /* have at least two comments so split at last blank line (\n\n) */
- while (l >= 0) {
- if (p[l] == '\n' && p[l+1] == '\n') {
- function_comment = comment_to_save;
- n = function_comment->memory;
- function_comment->memory = make_string(p + l + 2, n->stlen - l - 2);
- /* create program comment */
- program_comment = bcalloc(Op_comment, 1, sourceline);
- program_comment->source_file = comment_to_save->source_file;
- p[l + 2] = 0;
- program_comment->memory = make_str_node(p, l + 2, 0);
- comment_to_save = NULL;
- freenode(n);
- break;
- }
- else
- l--;
- }
-}
-
/* allow_newline --- allow newline after &&, ||, ? and : */
static void
-allow_newline(void)
+allow_newline(INSTRUCTION **new_comment)
{
int c;
@@ -3323,8 +3402,8 @@ allow_newline(void)
}
if (c == '#') {
if (do_pretty_print && ! do_profile) {
- /* collect comment byte code iff doing pretty print but not profiling. */
- c = get_comment(EOL_COMMENT);
+ /* collect comment byte code iff doing pretty print but not profiling. */
+ c = get_comment(EOL_COMMENT, new_comment);
} else {
while ((c = nextc(false)) != '\n' && c != END_FILE)
continue;
@@ -3391,6 +3470,7 @@ yylex(void)
bool intlstr = false;
AWKNUM d;
bool collecting_typed_regexp = false;
+ static int qm_col_count = 0;
#define GET_INSTRUCTION(op) bcalloc(op, 1, sourceline)
@@ -3555,18 +3635,25 @@ retry:
return lasttok = NEWLINE;
case '#': /* it's a comment */
+ yylval = NULL;
if (do_pretty_print && ! do_profile) {
/*
* Collect comment byte code iff doing pretty print
* but not profiling.
*/
+ INSTRUCTION *new_comment;
+
if (lasttok == NEWLINE || lasttok == 0)
- c = get_comment(FULL_COMMENT);
+ c = get_comment(BLOCK_COMMENT, & new_comment);
else
- c = get_comment(EOL_COMMENT);
+ c = get_comment(EOL_COMMENT, & new_comment);
- if (c == END_FILE)
- return lasttok = NEWLINE_EOF;
+ yylval = new_comment;
+
+ if (c == END_FILE) {
+ pushback();
+ return lasttok = NEWLINE;
+ }
} else {
while ((c = nextc(false)) != '\n') {
if (c == END_FILE)
@@ -3595,7 +3682,10 @@ retry:
* Use it at your own risk. We think it's a bad idea, which
* is why it's not on by default.
*/
+ yylval = NULL;
if (! do_traditional) {
+ INSTRUCTION *new_comment;
+
/* strip trailing white-space and/or comment */
while ((c = nextc(true)) == ' ' || c == '\t' || c == '\r')
continue;
@@ -3607,9 +3697,11 @@ retry:
lintwarn(
_("use of `\\ #...' line continuation is not portable"));
}
- if (do_pretty_print && ! do_profile)
- c = get_comment(EOL_COMMENT);
- else {
+ if (do_pretty_print && ! do_profile) {
+ c = get_comment(EOL_COMMENT, & new_comment);
+ yylval = new_comment;
+ return lasttok = c;
+ } else {
while ((c = nextc(false)) != '\n')
if (c == END_FILE)
break;
@@ -3630,11 +3722,19 @@ retry:
}
break;
- case ':':
case '?':
+ qm_col_count++;
+ // fall through
+ case ':':
yylval = GET_INSTRUCTION(Op_cond_exp);
- if (! do_posix)
- allow_newline();
+ if (c == ':' && qm_col_count > 0) {
+ if (do_posix) {
+ INSTRUCTION *new_comment = NULL;
+ allow_newline(& new_comment);
+ yylval->comment = new_comment;
+ }
+ qm_col_count--;
+ }
return lasttok = c;
/*
@@ -4056,7 +4156,10 @@ retry:
case '&':
if ((c = nextc(true)) == '&') {
yylval = GET_INSTRUCTION(Op_and);
- allow_newline();
+ INSTRUCTION *new_comment = NULL;
+ allow_newline(& new_comment);
+ yylval->comment = new_comment;
+
return lasttok = LEX_AND;
}
pushback();
@@ -4066,11 +4169,15 @@ retry:
case '|':
if ((c = nextc(true)) == '|') {
yylval = GET_INSTRUCTION(Op_or);
- allow_newline();
+ INSTRUCTION *new_comment = NULL;
+ allow_newline(& new_comment);
+ yylval->comment = new_comment;
+
return lasttok = LEX_OR;
} else if (! do_traditional && c == '&') {
yylval = GET_INSTRUCTION(Op_symbol);
yylval->redir_type = redirect_twoway;
+
return lasttok = (in_print && in_parens == 0 ? IO_OUT : IO_IN);
}
pushback();
@@ -4260,8 +4367,11 @@ out:
yylval->lextok = tokkey;
#define SMART_ALECK 1
- if (SMART_ALECK && do_lint
- && ! goto_warned && strcasecmp(tokkey, "goto") == 0) {
+ if (SMART_ALECK
+ && do_lint
+ && ! goto_warned
+ && tolower(tokkey[0]) == 'g'
+ && strcasecmp(tokkey, "goto") == 0) {
goto_warned = true;
lintwarn(_("`goto' considered harmful!"));
}
@@ -4732,15 +4842,8 @@ mk_function(INSTRUCTION *fi, INSTRUCTION *def)
thisfunc = fi->func_body;
assert(thisfunc != NULL);
- /* add any pre-function comment to start of action for profile.c */
-
- if (function_comment != NULL) {
- function_comment->source_line = 0;
- (void) list_prepend(def, function_comment);
- function_comment = NULL;
- }
-
- /* add an implicit return at end;
+ /*
+ * Add an implicit return at end;
* also used by 'return' command in debugger
*/
@@ -5451,12 +5554,7 @@ append_rule(INSTRUCTION *pattern, INSTRUCTION *action)
(rp + 1)->lasti = action->lasti;
(rp + 2)->first_line = pattern->source_line;
(rp + 2)->last_line = lastline;
- if (block_comment != NULL) {
- ip = list_prepend(list_prepend(action, block_comment), rp);
- block_comment = NULL;
- } else
- ip = list_prepend(action, rp);
-
+ ip = list_prepend(action, rp);
} else {
rp = bcalloc(Op_rule, 3, 0);
rp->in_rule = Rule;
@@ -5861,8 +5959,9 @@ mk_for_loop(INSTRUCTION *forp, INSTRUCTION *init, INSTRUCTION *cond,
forp->target_break = tbreak;
forp->target_continue = tcont;
ret = list_prepend(ret, forp);
- } /* else
- forp is NULL */
+ }
+ /* else
+ forp is NULL */
return ret;
}
@@ -6076,26 +6175,6 @@ list_merge(INSTRUCTION *l1, INSTRUCTION *l2)
return l1;
}
-/* add_pending_comment --- add a pending comment to a statement */
-
-static inline INSTRUCTION *
-add_pending_comment(INSTRUCTION *stmt)
-{
- INSTRUCTION *ret = stmt;
-
- if (prior_comment != NULL) {
- if (function_comment != prior_comment)
- ret = list_append(stmt, prior_comment);
- prior_comment = NULL;
- } else if (comment != NULL && comment->memory->comment_type == EOL_COMMENT) {
- if (function_comment != comment)
- ret = list_append(stmt, comment);
- comment = NULL;
- }
-
- return ret;
-}
-
/* See if name is a special token. */
int
@@ -6335,3 +6414,91 @@ set_profile_text(NODE *n, const char *str, size_t len)
return n;
}
+
+/*
+ * merge_comments --- merge c2 into c1 and free c2 if successful.
+ * Allow c2 to be NULL, in which case just merged chained
+ * comments in c1.
+ */
+
+static void
+merge_comments(INSTRUCTION *c1, INSTRUCTION *c2)
+{
+ assert(c1->opcode == Op_comment);
+
+ if (c1->comment == NULL && c2 == NULL) // nothing to do
+ return;
+
+ size_t total = c1->memory->stlen;
+ if (c1->comment != NULL)
+ total += 1 /* \n */ + c1->comment->memory->stlen;
+
+ if (c2 != NULL) {
+ assert(c2->opcode == Op_comment);
+ total += 1 /* \n */ + c2->memory->stlen;
+ if (c2->comment != NULL)
+ total += c2->comment->memory->stlen + 1;
+ }
+
+ char *buffer;
+ emalloc(buffer, char *, total + 1, "merge_comments");
+
+ strcpy(buffer, c1->memory->stptr);
+ if (c1->comment != NULL) {
+ strcat(buffer, "\n");
+ strcat(buffer, c1->comment->memory->stptr);
+ }
+
+ if (c2 != NULL) {
+ strcat(buffer, "\n");
+ strcat(buffer, c2->memory->stptr);
+ if (c2->comment != NULL) {
+ strcat(buffer, "\n");
+ strcat(buffer, c2->comment->memory->stptr);
+ }
+
+ unref(c2->memory);
+ if (c2->comment != NULL) {
+ unref(c2->comment->memory);
+ bcfree(c2->comment);
+ c2->comment = NULL;
+ }
+ bcfree(c2);
+ }
+
+ c1->memory->comment_type = BLOCK_COMMENT;
+ free(c1->memory->stptr);
+ c1->memory->stptr = buffer;
+ c1->memory->stlen = strlen(buffer);
+
+ // now free everything else
+ if (c1->comment != NULL) {
+ unref(c1->comment->memory);
+ bcfree(c1->comment);
+ c1->comment = NULL;
+ }
+}
+
+/* make_braced_statements --- handle `l_brace statements r_brace' with comments */
+
+static INSTRUCTION *
+make_braced_statements(INSTRUCTION *lbrace, INSTRUCTION *stmts, INSTRUCTION *rbrace)
+{
+ INSTRUCTION *ip;
+
+ if (stmts == NULL)
+ ip = list_create(instruction(Op_no_op));
+ else
+ ip = stmts;
+
+ if (lbrace != NULL) {
+ INSTRUCTION *comment2 = lbrace->comment;
+ if (comment2 != NULL) {
+ ip = list_prepend(ip, comment2);
+ lbrace->comment = NULL;
+ }
+ ip = list_prepend(ip, lbrace);
+ }
+
+ return ip;
+}
diff --git a/debug.c b/debug.c
index b24a8db6..6c6a59f5 100644
--- a/debug.c
+++ b/debug.c
@@ -3807,7 +3807,12 @@ print_instruction(INSTRUCTION *pc, Func_print print_func, FILE *fp, int in_dump)
break;
case Op_K_do:
- print_func(fp, "[doloop_cond = %p] [target_break = %p]\n", (pc+1)->doloop_cond, pc->target_break);
+ print_func(fp, "[doloop_cond = %p] [target_break = %p]", (pc+1)->doloop_cond, pc->target_break);
+ if (pc->comment)
+ print_func(fp, " [comment = %p]", pc->comment);
+ print_func(fp, "\n");
+ if (pc->comment)
+ print_instruction(pc->comment, print_func, fp, in_dump);
break;
case Op_K_for:
@@ -3815,15 +3820,44 @@ print_instruction(INSTRUCTION *pc, Func_print print_func, FILE *fp, int in_dump)
/* fall through */
case Op_K_arrayfor:
print_func(fp, "[forloop_body = %p] ", (pc+1)->forloop_body);
- print_func(fp, "[target_break = %p] [target_continue = %p]\n", pc->target_break, pc->target_continue);
+ print_func(fp, "[target_break = %p] [target_continue = %p]", pc->target_break, pc->target_continue);
+ if (pc->comment != NULL) {
+ print_func(fp, " [comment = %p]\n", (pc)->comment);
+ print_instruction(pc->comment, print_func, fp, in_dump);
+ } else
+ print_func(fp, "\n");
break;
case Op_K_switch:
+ {
+ bool need_newline = false;
print_func(fp, "[switch_start = %p] [switch_end = %p]\n", (pc+1)->switch_start, (pc+1)->switch_end);
+ if (pc->comment || (pc+1)->switch_end->comment)
+ print_func(fp, "%*s", noffset, "");
+ if (pc->comment) {
+ print_func(fp, "[start_comment = %p]", pc->comment);
+ need_newline = true;
+ }
+ if ((pc+1)->switch_end->comment) {
+ print_func(fp, "[end_comment = %p]", (pc + 1)->switch_end->comment);
+ need_newline = true;
+ }
+ if (need_newline)
+ print_func(fp, "\n");
+ if (pc->comment)
+ print_instruction(pc->comment, print_func, fp, in_dump);
+ if ((pc+1)->switch_end->comment)
+ print_instruction((pc+1)->switch_end->comment, print_func, fp, in_dump);
+ }
break;
case Op_K_default:
- print_func(fp, "[stmt_start = %p] [stmt_end = %p]\n", pc->stmt_start, pc->stmt_end);
+ print_func(fp, "[stmt_start = %p] [stmt_end = %p]", pc->stmt_start, pc->stmt_end);
+ if (pc->comment) {
+ print_func(fp, " [comment = %p]\n", pc->comment);
+ print_instruction(pc->comment, print_func, fp, in_dump);
+ } else
+ print_func(fp, "\n");
break;
case Op_var_update:
@@ -3915,8 +3949,13 @@ print_instruction(INSTRUCTION *pc, Func_print print_func, FILE *fp, int in_dump)
break;
case Op_K_case:
- print_func(fp, "[target_jmp = %p] [match_exp = %s]\n",
+ print_func(fp, "[target_jmp = %p] [match_exp = %s]",
pc->target_jmp, (pc + 1)->match_exp ? "true" : "false");
+ if (pc->comment) {
+ print_func(fp, " [comment = %p]\n", pc->comment);
+ print_instruction(pc->comment, print_func, fp, in_dump);
+ } else
+ print_func(fp, "\n");
break;
case Op_arrayfor_incr:
@@ -4032,9 +4071,14 @@ print_instruction(INSTRUCTION *pc, Func_print print_func, FILE *fp, int in_dump)
case Op_comment:
print_memory(pc->memory, func, print_func, fp);
- print_func(fp, " [comment_type = %s]\n",
+ print_func(fp, " [comment_type = %s]",
pc->memory->comment_type == EOL_COMMENT ?
- "EOL" : "FULL");
+ "EOL" : "BLOCK");
+ if (pc->comment) {
+ print_func(fp, " [comment = %p]\n", pc->comment);
+ print_instruction(pc->comment, print_func, fp, in_dump);
+ } else
+ print_func(fp, "\n");
break;
case Op_push_i:
diff --git a/doc/ChangeLog b/doc/ChangeLog
index 98448839..2875d9a8 100644
--- a/doc/ChangeLog
+++ b/doc/ChangeLog
@@ -8,6 +8,10 @@
* gawktexi.in): Small typo fixes. Thanks to Antonio
Giovanni Colombo for pointing them out.
+2018-11-01 Arnold D. Robbins <arnold@skeeve.com>
+
+ * gawktexi.in (Profiling): Review and update.
+
2018-10-30 Arnold D. Robbins <arnold@skeeve.com>
* gawktexi.in (Arrays of Arrays): Typo fix in code. Thanks to Alto Tom
@@ -25,6 +29,12 @@
Communications Guidelines, with URL.
* texinfo.tex: Updated from GNULIB.
+2018-10-17 Arnold D. Robbins <arnold@skeeve.com>
+
+ * gawktexi.in (Profiling): Revise example for pattern without
+ action and note that the profiler distinguishes `print' and
+ `print $0'.
+
2018-09-23 Arnold D. Robbins <arnold@skeeve.com>
* gawktexi.in (Extracting): Note that patch levels above
diff --git a/doc/gawk.info b/doc/gawk.info
index 6f5c2a31..e059a12e 100644
--- a/doc/gawk.info
+++ b/doc/gawk.info
@@ -20772,7 +20772,8 @@ output. They are as follows:
structure of the program and the precedence rules. For example,
'(3 + 5) * 4' means add three and five, then multiply the total by
four. However, '3 + 5 * 4' has no parentheses, and means '3 + (5 *
- 4)'.
+ 4)'. However, explicit parentheses in the source program are
+ retained.
* Parentheses are used around the arguments to 'print' and 'printf'
only when the 'print' or 'printf' statement is followed by a
@@ -20794,10 +20795,11 @@ representation. Also, things such as:
come out as:
/foo/ {
- print $0
+ print
}
-which is correct, but possibly unexpected.
+which is correct, but possibly unexpected. (If a program uses both
+'print $0' and plain 'print', that distinction is retained.)
Besides creating profiles when a program has completed, 'gawk' can
produce a profile while it is running. This is useful if your 'awk'
@@ -20853,7 +20855,10 @@ without any execution counts.
profiling, and that created when pretty-printing. Pretty-printed output
preserves the original comments that were in the program, although their
placement may not correspond exactly to their original locations in the
-source code.(1)
+source code. However, no comments should be lost. Also, 'gawk' does
+the best it can to preserve the distinction between comments at the end
+of a statement and comments on lines by themselves. This isn't always
+perfect, though.
However, as a deliberate design decision, profiling output _omits_
the original program's comments. This allows you to focus on the
@@ -20873,14 +20878,6 @@ disable 'gawk''s default optimizations.
constants; if you used an octal or hexadecimal value in your source
code, it will appear that way in the output.
- ---------- Footnotes ----------
-
- (1) 'gawk' does the best it can to preserve the distinction between
-comments at the end of a statement and comments on lines by themselves.
-Due to implementation constraints, it does not always do so correctly,
-particularly for 'switch' statements. The 'gawk' maintainers hope to
-improve this in a subsequent release.
-

File: gawk.info, Node: Advanced Features Summary, Prev: Profiling, Up: Advanced Features
@@ -34156,7 +34153,7 @@ Index
* dump debugger command: Miscellaneous Debugger Commands.
(line 9)
* dupword.awk program: Dupword Program. (line 31)
-* dynamic profiling: Profiling. (line 177)
+* dynamic profiling: Profiling. (line 179)
* dynamically loaded extensions: Dynamic Extensions. (line 6)
* e debugger command (alias for enable): Breakpoint Control. (line 73)
* EBCDIC: Ordinal Functions. (line 45)
@@ -34545,7 +34542,7 @@ Index
* G., Daniel Richard: Acknowledgments. (line 60)
* G., Daniel Richard <1>: Maintainers. (line 14)
* Garfinkle, Scott: Contributors. (line 35)
-* gawk program, dynamic profiling: Profiling. (line 177)
+* gawk program, dynamic profiling: Profiling. (line 179)
* gawk version: Auto-set. (line 241)
* gawk, ARGIND variable in: Other Arguments. (line 15)
* gawk, awk and: Preface. (line 21)
@@ -34750,7 +34747,7 @@ Index
* history expansion, in debugger: Readline Support. (line 6)
* histsort.awk program: History Sorting. (line 25)
* Hughes, Phil: Acknowledgments. (line 43)
-* HUP signal, for dynamic profiling: Profiling. (line 209)
+* HUP signal, for dynamic profiling: Profiling. (line 211)
* hyphen (-), - operator: Precedence. (line 51)
* hyphen (-), - operator <1>: Precedence. (line 57)
* hyphen (-), -- operator: Increment Ops. (line 48)
@@ -34832,7 +34829,7 @@ Index
* installing gawk: Installation. (line 6)
* instruction tracing, in debugger: Debugger Info. (line 90)
* int: Numeric Functions. (line 24)
-* INT signal (MS-Windows): Profiling. (line 212)
+* INT signal (MS-Windows): Profiling. (line 214)
* integer array indices: Numeric Array Subscripts.
(line 31)
* integers, arbitrary precision: Arbitrary Precision Integers.
@@ -34888,7 +34885,7 @@ Index
* Kernighan, Brian <8>: Other Versions. (line 13)
* Kernighan, Brian <9>: Basic Data Typing. (line 54)
* Kernighan, Brian <10>: Glossary. (line 204)
-* kill command, dynamic profiling: Profiling. (line 186)
+* kill command, dynamic profiling: Profiling. (line 188)
* Knights, jedi: Undocumented. (line 6)
* Kwok, Conrad: Contributors. (line 35)
* l debugger command (alias for list): Miscellaneous Debugger Commands.
@@ -35402,7 +35399,7 @@ Index
* PROCINFO, values of sorted_in: Controlling Scanning.
(line 26)
* profiling awk programs: Profiling. (line 6)
-* profiling awk programs, dynamically: Profiling. (line 177)
+* profiling awk programs, dynamically: Profiling. (line 179)
* program identifiers: Auto-set. (line 193)
* program, definition of: Getting Started. (line 21)
* programming conventions, --non-decimal-data option: Nondecimal Data.
@@ -35439,7 +35436,7 @@ Index
* QuikTrim Awk: Other Versions. (line 135)
* quit debugger command: Miscellaneous Debugger Commands.
(line 100)
-* QUIT signal (MS-Windows): Profiling. (line 212)
+* QUIT signal (MS-Windows): Profiling. (line 214)
* quoting in gawk command lines: Long. (line 26)
* quoting in gawk command lines, tricks for: Quoting. (line 91)
* quoting, for small awk programs: Comments. (line 27)
@@ -35729,15 +35726,15 @@ Index
(line 130)
* sidebar, Using \n in Bracket Expressions of Dynamic Regexps: Computed Regexps.
(line 58)
-* SIGHUP signal, for dynamic profiling: Profiling. (line 209)
-* SIGINT signal (MS-Windows): Profiling. (line 212)
-* signals, HUP/SIGHUP, for profiling: Profiling. (line 209)
-* signals, INT/SIGINT (MS-Windows): Profiling. (line 212)
-* signals, QUIT/SIGQUIT (MS-Windows): Profiling. (line 212)
-* signals, USR1/SIGUSR1, for profiling: Profiling. (line 186)
+* SIGHUP signal, for dynamic profiling: Profiling. (line 211)
+* SIGINT signal (MS-Windows): Profiling. (line 214)
+* signals, HUP/SIGHUP, for profiling: Profiling. (line 211)
+* signals, INT/SIGINT (MS-Windows): Profiling. (line 214)
+* signals, QUIT/SIGQUIT (MS-Windows): Profiling. (line 214)
+* signals, USR1/SIGUSR1, for profiling: Profiling. (line 188)
* signature program: Signature Program. (line 6)
-* SIGQUIT signal (MS-Windows): Profiling. (line 212)
-* SIGUSR1 signal, for dynamic profiling: Profiling. (line 186)
+* SIGQUIT signal (MS-Windows): Profiling. (line 214)
+* SIGUSR1 signal, for dynamic profiling: Profiling. (line 188)
* silent debugger command: Debugger Execution Control.
(line 10)
* sin: Numeric Functions. (line 75)
@@ -36017,7 +36014,7 @@ Index
* user-modifiable variables: User-modified. (line 6)
* users, information about, printing: Id Program. (line 6)
* users, information about, retrieving: Passwd Functions. (line 16)
-* USR1 signal, for dynamic profiling: Profiling. (line 186)
+* USR1 signal, for dynamic profiling: Profiling. (line 188)
* values, numeric: Basic Data Typing. (line 13)
* values, string: Basic Data Typing. (line 13)
* variable assignments and input files: Other Arguments. (line 26)
@@ -36485,218 +36482,217 @@ Ref: Two-way I/O-Footnote-1835647
Ref: Two-way I/O-Footnote-2835834
Node: TCP/IP Networking835916
Node: Profiling839034
-Ref: Profiling-Footnote-1847706
-Node: Advanced Features Summary848029
-Node: Internationalization849873
-Node: I18N and L10N851353
-Node: Explaining gettext852040
-Ref: Explaining gettext-Footnote-1857932
-Ref: Explaining gettext-Footnote-2858117
-Node: Programmer i18n858282
-Ref: Programmer i18n-Footnote-1863231
-Node: Translator i18n863280
-Node: String Extraction864074
-Ref: String Extraction-Footnote-1865206
-Node: Printf Ordering865292
-Ref: Printf Ordering-Footnote-1868078
-Node: I18N Portability868142
-Ref: I18N Portability-Footnote-1870598
-Node: I18N Example870661
-Ref: I18N Example-Footnote-1873467
-Node: Gawk I18N873540
-Node: I18N Summary874185
-Node: Debugger875526
-Node: Debugging876549
-Node: Debugging Concepts876990
-Node: Debugging Terms878799
-Node: Awk Debugging881374
-Node: Sample Debugging Session882280
-Node: Debugger Invocation882814
-Node: Finding The Bug884200
-Node: List of Debugger Commands890678
-Node: Breakpoint Control892011
-Node: Debugger Execution Control895705
-Node: Viewing And Changing Data899067
-Node: Execution Stack902441
-Node: Debugger Info904078
-Node: Miscellaneous Debugger Commands908149
-Node: Readline Support913211
-Node: Limitations914107
-Node: Debugging Summary916216
-Node: Arbitrary Precision Arithmetic917495
-Node: Computer Arithmetic918980
-Ref: table-numeric-ranges922746
-Ref: table-floating-point-ranges923239
-Ref: Computer Arithmetic-Footnote-1923897
-Node: Math Definitions923954
-Ref: table-ieee-formats927270
-Ref: Math Definitions-Footnote-1927873
-Node: MPFR features927978
-Node: FP Math Caution929696
-Ref: FP Math Caution-Footnote-1930768
-Node: Inexactness of computations931137
-Node: Inexact representation932097
-Node: Comparing FP Values933457
-Node: Errors accumulate934698
-Node: Getting Accuracy936131
-Node: Try To Round938841
-Node: Setting precision939740
-Ref: table-predefined-precision-strings940437
-Node: Setting the rounding mode942267
-Ref: table-gawk-rounding-modes942641
-Ref: Setting the rounding mode-Footnote-1946572
-Node: Arbitrary Precision Integers946751
-Ref: Arbitrary Precision Integers-Footnote-1949926
-Node: Checking for MPFR950075
-Node: POSIX Floating Point Problems951549
-Ref: POSIX Floating Point Problems-Footnote-1955834
-Node: Floating point summary955872
-Node: Dynamic Extensions958062
-Node: Extension Intro959615
-Node: Plugin License960881
-Node: Extension Mechanism Outline961678
-Ref: figure-load-extension962117
-Ref: figure-register-new-function963682
-Ref: figure-call-new-function964774
-Node: Extension API Description966836
-Node: Extension API Functions Introduction968478
-Node: General Data Types974018
-Ref: General Data Types-Footnote-1982379
-Node: Memory Allocation Functions982678
-Ref: Memory Allocation Functions-Footnote-1986888
-Node: Constructor Functions986987
-Node: Registration Functions990573
-Node: Extension Functions991258
-Node: Exit Callback Functions996473
-Node: Extension Version String997723
-Node: Input Parsers998386
-Node: Output Wrappers1011107
-Node: Two-way processors1015619
-Node: Printing Messages1017884
-Ref: Printing Messages-Footnote-11019055
-Node: Updating ERRNO1019208
-Node: Requesting Values1019947
-Ref: table-value-types-returned1020684
-Node: Accessing Parameters1021620
-Node: Symbol Table Access1022855
-Node: Symbol table by name1023367
-Node: Symbol table by cookie1025156
-Ref: Symbol table by cookie-Footnote-11029341
-Node: Cached values1029405
-Ref: Cached values-Footnote-11032941
-Node: Array Manipulation1033094
-Ref: Array Manipulation-Footnote-11034185
-Node: Array Data Types1034222
-Ref: Array Data Types-Footnote-11036880
-Node: Array Functions1036972
-Node: Flattening Arrays1041470
-Node: Creating Arrays1048446
-Node: Redirection API1053213
-Node: Extension API Variables1056046
-Node: Extension Versioning1056757
-Ref: gawk-api-version1057186
-Node: Extension GMP/MPFR Versioning1058917
-Node: Extension API Informational Variables1060545
-Node: Extension API Boilerplate1061618
-Node: Changes from API V11065592
-Node: Finding Extensions1067164
-Node: Extension Example1067723
-Node: Internal File Description1068521
-Node: Internal File Ops1072601
-Ref: Internal File Ops-Footnote-11083951
-Node: Using Internal File Ops1084091
-Ref: Using Internal File Ops-Footnote-11086474
-Node: Extension Samples1086748
-Node: Extension Sample File Functions1088277
-Node: Extension Sample Fnmatch1095926
-Node: Extension Sample Fork1097413
-Node: Extension Sample Inplace1098631
-Node: Extension Sample Ord1101848
-Node: Extension Sample Readdir1102684
-Ref: table-readdir-file-types1103573
-Node: Extension Sample Revout1104378
-Node: Extension Sample Rev2way1104967
-Node: Extension Sample Read write array1105707
-Node: Extension Sample Readfile1107649
-Node: Extension Sample Time1108744
-Node: Extension Sample API Tests1110092
-Node: gawkextlib1110584
-Node: Extension summary1113502
-Node: Extension Exercises1117204
-Node: Language History1118702
-Node: V7/SVR3.11120358
-Node: SVR41122510
-Node: POSIX1123944
-Node: BTL1125324
-Node: POSIX/GNU1126053
-Node: Feature History1131831
-Node: Common Extensions1147690
-Node: Ranges and Locales1148973
-Ref: Ranges and Locales-Footnote-11153589
-Ref: Ranges and Locales-Footnote-21153616
-Ref: Ranges and Locales-Footnote-31153851
-Node: Contributors1154072
-Node: History summary1160017
-Node: Installation1161397
-Node: Gawk Distribution1162341
-Node: Getting1162825
-Node: Extracting1163788
-Node: Distribution contents1165426
-Node: Unix Installation1171906
-Node: Quick Installation1172588
-Node: Shell Startup Files1175002
-Node: Additional Configuration Options1176091
-Node: Configuration Philosophy1178256
-Node: Non-Unix Installation1180625
-Node: PC Installation1181085
-Node: PC Binary Installation1181923
-Node: PC Compiling1182358
-Node: PC Using1183475
-Node: Cygwin1186690
-Node: MSYS1187789
-Node: VMS Installation1188290
-Node: VMS Compilation1189081
-Ref: VMS Compilation-Footnote-11190310
-Node: VMS Dynamic Extensions1190368
-Node: VMS Installation Details1192053
-Node: VMS Running1194306
-Node: VMS GNV1198585
-Node: VMS Old Gawk1199320
-Node: Bugs1199791
-Node: Bug address1200454
-Node: Usenet1203436
-Node: Maintainers1204440
-Node: Other Versions1205701
-Node: Installation summary1212259
-Node: Notes1213461
-Node: Compatibility Mode1214255
-Node: Additions1215037
-Node: Accessing The Source1215962
-Node: Adding Code1217399
-Node: New Ports1223618
-Node: Derived Files1228106
-Ref: Derived Files-Footnote-11233752
-Ref: Derived Files-Footnote-21233787
-Ref: Derived Files-Footnote-31234385
-Node: Future Extensions1234499
-Node: Implementation Limitations1235157
-Node: Extension Design1236340
-Node: Old Extension Problems1237484
-Ref: Old Extension Problems-Footnote-11239002
-Node: Extension New Mechanism Goals1239059
-Ref: Extension New Mechanism Goals-Footnote-11242423
-Node: Extension Other Design Decisions1242612
-Node: Extension Future Growth1244725
-Node: Notes summary1245561
-Node: Basic Concepts1246736
-Node: Basic High Level1247417
-Ref: figure-general-flow1247699
-Ref: figure-process-flow1248384
-Ref: Basic High Level-Footnote-11251685
-Node: Basic Data Typing1251870
-Node: Glossary1255198
-Node: Copying1287036
-Node: GNU Free Documentation License1324579
-Node: Index1349699
+Node: Advanced Features Summary848039
+Node: Internationalization849883
+Node: I18N and L10N851363
+Node: Explaining gettext852050
+Ref: Explaining gettext-Footnote-1857942
+Ref: Explaining gettext-Footnote-2858127
+Node: Programmer i18n858292
+Ref: Programmer i18n-Footnote-1863241
+Node: Translator i18n863290
+Node: String Extraction864084
+Ref: String Extraction-Footnote-1865216
+Node: Printf Ordering865302
+Ref: Printf Ordering-Footnote-1868088
+Node: I18N Portability868152
+Ref: I18N Portability-Footnote-1870608
+Node: I18N Example870671
+Ref: I18N Example-Footnote-1873477
+Node: Gawk I18N873550
+Node: I18N Summary874195
+Node: Debugger875536
+Node: Debugging876559
+Node: Debugging Concepts877000
+Node: Debugging Terms878809
+Node: Awk Debugging881384
+Node: Sample Debugging Session882290
+Node: Debugger Invocation882824
+Node: Finding The Bug884210
+Node: List of Debugger Commands890688
+Node: Breakpoint Control892021
+Node: Debugger Execution Control895715
+Node: Viewing And Changing Data899077
+Node: Execution Stack902451
+Node: Debugger Info904088
+Node: Miscellaneous Debugger Commands908159
+Node: Readline Support913221
+Node: Limitations914117
+Node: Debugging Summary916226
+Node: Arbitrary Precision Arithmetic917505
+Node: Computer Arithmetic918990
+Ref: table-numeric-ranges922756
+Ref: table-floating-point-ranges923249
+Ref: Computer Arithmetic-Footnote-1923907
+Node: Math Definitions923964
+Ref: table-ieee-formats927280
+Ref: Math Definitions-Footnote-1927883
+Node: MPFR features927988
+Node: FP Math Caution929706
+Ref: FP Math Caution-Footnote-1930778
+Node: Inexactness of computations931147
+Node: Inexact representation932107
+Node: Comparing FP Values933467
+Node: Errors accumulate934708
+Node: Getting Accuracy936141
+Node: Try To Round938851
+Node: Setting precision939750
+Ref: table-predefined-precision-strings940447
+Node: Setting the rounding mode942277
+Ref: table-gawk-rounding-modes942651
+Ref: Setting the rounding mode-Footnote-1946582
+Node: Arbitrary Precision Integers946761
+Ref: Arbitrary Precision Integers-Footnote-1949936
+Node: Checking for MPFR950085
+Node: POSIX Floating Point Problems951559
+Ref: POSIX Floating Point Problems-Footnote-1955844
+Node: Floating point summary955882
+Node: Dynamic Extensions958072
+Node: Extension Intro959625
+Node: Plugin License960891
+Node: Extension Mechanism Outline961688
+Ref: figure-load-extension962127
+Ref: figure-register-new-function963692
+Ref: figure-call-new-function964784
+Node: Extension API Description966846
+Node: Extension API Functions Introduction968488
+Node: General Data Types974028
+Ref: General Data Types-Footnote-1982389
+Node: Memory Allocation Functions982688
+Ref: Memory Allocation Functions-Footnote-1986898
+Node: Constructor Functions986997
+Node: Registration Functions990583
+Node: Extension Functions991268
+Node: Exit Callback Functions996483
+Node: Extension Version String997733
+Node: Input Parsers998396
+Node: Output Wrappers1011117
+Node: Two-way processors1015629
+Node: Printing Messages1017894
+Ref: Printing Messages-Footnote-11019065
+Node: Updating ERRNO1019218
+Node: Requesting Values1019957
+Ref: table-value-types-returned1020694
+Node: Accessing Parameters1021630
+Node: Symbol Table Access1022865
+Node: Symbol table by name1023377
+Node: Symbol table by cookie1025166
+Ref: Symbol table by cookie-Footnote-11029351
+Node: Cached values1029415
+Ref: Cached values-Footnote-11032951
+Node: Array Manipulation1033104
+Ref: Array Manipulation-Footnote-11034195
+Node: Array Data Types1034232
+Ref: Array Data Types-Footnote-11036890
+Node: Array Functions1036982
+Node: Flattening Arrays1041480
+Node: Creating Arrays1048456
+Node: Redirection API1053223
+Node: Extension API Variables1056056
+Node: Extension Versioning1056767
+Ref: gawk-api-version1057196
+Node: Extension GMP/MPFR Versioning1058927
+Node: Extension API Informational Variables1060555
+Node: Extension API Boilerplate1061628
+Node: Changes from API V11065602
+Node: Finding Extensions1067174
+Node: Extension Example1067733
+Node: Internal File Description1068531
+Node: Internal File Ops1072611
+Ref: Internal File Ops-Footnote-11083961
+Node: Using Internal File Ops1084101
+Ref: Using Internal File Ops-Footnote-11086484
+Node: Extension Samples1086758
+Node: Extension Sample File Functions1088287
+Node: Extension Sample Fnmatch1095936
+Node: Extension Sample Fork1097423
+Node: Extension Sample Inplace1098641
+Node: Extension Sample Ord1101858
+Node: Extension Sample Readdir1102694
+Ref: table-readdir-file-types1103583
+Node: Extension Sample Revout1104388
+Node: Extension Sample Rev2way1104977
+Node: Extension Sample Read write array1105717
+Node: Extension Sample Readfile1107659
+Node: Extension Sample Time1108754
+Node: Extension Sample API Tests1110102
+Node: gawkextlib1110594
+Node: Extension summary1113512
+Node: Extension Exercises1117214
+Node: Language History1118712
+Node: V7/SVR3.11120368
+Node: SVR41122520
+Node: POSIX1123954
+Node: BTL1125334
+Node: POSIX/GNU1126063
+Node: Feature History1131841
+Node: Common Extensions1147700
+Node: Ranges and Locales1148983
+Ref: Ranges and Locales-Footnote-11153599
+Ref: Ranges and Locales-Footnote-21153626
+Ref: Ranges and Locales-Footnote-31153861
+Node: Contributors1154082
+Node: History summary1160027
+Node: Installation1161407
+Node: Gawk Distribution1162351
+Node: Getting1162835
+Node: Extracting1163798
+Node: Distribution contents1165436
+Node: Unix Installation1171916
+Node: Quick Installation1172598
+Node: Shell Startup Files1175012
+Node: Additional Configuration Options1176101
+Node: Configuration Philosophy1178266
+Node: Non-Unix Installation1180635
+Node: PC Installation1181095
+Node: PC Binary Installation1181933
+Node: PC Compiling1182368
+Node: PC Using1183485
+Node: Cygwin1186700
+Node: MSYS1187799
+Node: VMS Installation1188300
+Node: VMS Compilation1189091
+Ref: VMS Compilation-Footnote-11190320
+Node: VMS Dynamic Extensions1190378
+Node: VMS Installation Details1192063
+Node: VMS Running1194316
+Node: VMS GNV1198595
+Node: VMS Old Gawk1199330
+Node: Bugs1199801
+Node: Bug address1200464
+Node: Usenet1203446
+Node: Maintainers1204450
+Node: Other Versions1205711
+Node: Installation summary1212269
+Node: Notes1213471
+Node: Compatibility Mode1214265
+Node: Additions1215047
+Node: Accessing The Source1215972
+Node: Adding Code1217409
+Node: New Ports1223628
+Node: Derived Files1228116
+Ref: Derived Files-Footnote-11233762
+Ref: Derived Files-Footnote-21233797
+Ref: Derived Files-Footnote-31234395
+Node: Future Extensions1234509
+Node: Implementation Limitations1235167
+Node: Extension Design1236350
+Node: Old Extension Problems1237494
+Ref: Old Extension Problems-Footnote-11239012
+Node: Extension New Mechanism Goals1239069
+Ref: Extension New Mechanism Goals-Footnote-11242433
+Node: Extension Other Design Decisions1242622
+Node: Extension Future Growth1244735
+Node: Notes summary1245571
+Node: Basic Concepts1246746
+Node: Basic High Level1247427
+Ref: figure-general-flow1247709
+Ref: figure-process-flow1248394
+Ref: Basic High Level-Footnote-11251695
+Node: Basic Data Typing1251880
+Node: Glossary1255208
+Node: Copying1287046
+Node: GNU Free Documentation License1324589
+Node: Index1349709

End Tag Table
diff --git a/doc/gawk.texi b/doc/gawk.texi
index 9b890fe6..22358d1e 100644
--- a/doc/gawk.texi
+++ b/doc/gawk.texi
@@ -29097,6 +29097,7 @@ of the program and the precedence rules.
For example, @samp{(3 + 5) * 4} means add three and five, then multiply
the total by four. However, @samp{3 + 5 * 4} has no parentheses, and
means @samp{3 + (5 * 4)}.
+However, explicit parentheses in the source program are retained.
@ignore
@item
@@ -29135,12 +29136,14 @@ come out as:
@example
/foo/ @{
- print $0
+ print
@}
@end example
@noindent
which is correct, but possibly unexpected.
+(If a program uses both @samp{print $0} and plain
+@samp{print}, that distinction is retained.)
@cindex profiling @command{awk} programs, dynamically
@cindex @command{gawk} program, dynamic profiling
@@ -29225,12 +29228,10 @@ There is a significant difference between the output created when
profiling, and that created when pretty-printing. Pretty-printed output
preserves the original comments that were in the program, although their
placement may not correspond exactly to their original locations in the
-source code.@footnote{@command{gawk} does the best it can to preserve
+source code. However, no comments should be lost.
+Also, @command{gawk} does the best it can to preserve
the distinction between comments at the end of a statement and comments
-on lines by themselves. Due to implementation constraints, it does not
-always do so correctly, particularly for @code{switch} statements. The
-@command{gawk} maintainers hope to improve this in a subsequent
-release.}
+on lines by themselves. This isn't always perfect, though.
However, as a deliberate design decision, profiling output @emph{omits}
the original program's comments. This allows you to focus on the
diff --git a/doc/gawktexi.in b/doc/gawktexi.in
index f4bf9860..3484cde2 100644
--- a/doc/gawktexi.in
+++ b/doc/gawktexi.in
@@ -28110,6 +28110,7 @@ of the program and the precedence rules.
For example, @samp{(3 + 5) * 4} means add three and five, then multiply
the total by four. However, @samp{3 + 5 * 4} has no parentheses, and
means @samp{3 + (5 * 4)}.
+However, explicit parentheses in the source program are retained.
@ignore
@item
@@ -28148,12 +28149,14 @@ come out as:
@example
/foo/ @{
- print $0
+ print
@}
@end example
@noindent
which is correct, but possibly unexpected.
+(If a program uses both @samp{print $0} and plain
+@samp{print}, that distinction is retained.)
@cindex profiling @command{awk} programs, dynamically
@cindex @command{gawk} program, dynamic profiling
@@ -28238,12 +28241,10 @@ There is a significant difference between the output created when
profiling, and that created when pretty-printing. Pretty-printed output
preserves the original comments that were in the program, although their
placement may not correspond exactly to their original locations in the
-source code.@footnote{@command{gawk} does the best it can to preserve
+source code. However, no comments should be lost.
+Also, @command{gawk} does the best it can to preserve
the distinction between comments at the end of a statement and comments
-on lines by themselves. Due to implementation constraints, it does not
-always do so correctly, particularly for @code{switch} statements. The
-@command{gawk} maintainers hope to improve this in a subsequent
-release.}
+on lines by themselves. This isn't always perfect, though.
However, as a deliberate design decision, profiling output @emph{omits}
the original program's comments. This allows you to focus on the
diff --git a/profile.c b/profile.c
index ac08a61d..5494b170 100644
--- a/profile.c
+++ b/profile.c
@@ -3,7 +3,7 @@
*/
/*
- * Copyright (C) 1999-2017 the Free Software Foundation, Inc.
+ * Copyright (C) 1999-2018 the Free Software Foundation, Inc.
*
* This file is part of GAWK, the GNU implementation of the
* AWK Programming Language.
@@ -37,7 +37,7 @@ static char *pp_typed_regex(const char *in_str, size_t len, int delim);
static bool is_binary(int type);
static bool is_scalar(int type);
static int prec_level(int type);
-static void pp_push(int type, char *s, int flag);
+static void pp_push(int type, char *s, int flag, INSTRUCTION *comment);
static NODE *pp_pop(void);
static void print_comment(INSTRUCTION *pc, long in);
const char *redir2str(int redirtype);
@@ -45,6 +45,7 @@ const char *redir2str(int redirtype);
#define pp_str vname
#define pp_len sub.nodep.reserved
#define pp_next rnode
+#define pp_comment sub.nodep.x.cmnt
#define DONT_FREE 1
#define CAN_FREE 2
@@ -60,6 +61,15 @@ static FILE *prof_fp; /* where to send the profile */
static long indent_level = 0;
+static const char tabs[] = "\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t";
+static const size_t tabs_len = sizeof(tabs) - 1;
+
+#define check_indent_level() \
+ if (indent_level + 1 > tabs_len) \
+ /* We're allowed to be snarky, occasionally. */ \
+ fatal(_("Program indentation level too deep. Consider refactoring your code"));
+
+
#define SPACEOVER 0
#define NO_PPRINT_FLAGS 0
@@ -159,7 +169,7 @@ indent_out(void)
/* pp_push --- push a pretty printed string onto the stack */
static void
-pp_push(int type, char *s, int flag)
+pp_push(int type, char *s, int flag, INSTRUCTION *comment)
{
NODE *n;
getnode(n);
@@ -168,6 +178,7 @@ pp_push(int type, char *s, int flag)
n->flags = flag;
n->type = type;
n->pp_next = pp_stack;
+ n->pp_comment = comment;
pp_stack = n;
}
@@ -238,9 +249,9 @@ pprint(INSTRUCTION *startp, INSTRUCTION *endp, int flags)
if (rule != Rule) {
/* Allow for pre-non-rule-block comment */
- if (pc->nexti != (pc +1)->firsti
+ if (pc->nexti != (pc+1)->firsti
&& pc->nexti->opcode == Op_comment
- && pc->nexti->memory->comment_type == FULL_COMMENT)
+ && pc->nexti->memory->comment_type == BLOCK_COMMENT)
print_comment(pc->nexti, -1);
ip1 = (pc + 1)->firsti;
ip2 = (pc + 1)->lasti;
@@ -302,9 +313,9 @@ pprint(INSTRUCTION *startp, INSTRUCTION *endp, int flags)
case Op_push_i:
m = pc->memory;
if (m == Nnull_string) /* optional return or exit value; don't print 0 or "" */
- pp_push(pc->opcode, m->stptr, DONT_FREE);
+ pp_push(pc->opcode, m->stptr, DONT_FREE, pc->comment);
else if ((m->flags & NUMBER) != 0)
- pp_push(pc->opcode, pp_number(m), CAN_FREE);
+ pp_push(pc->opcode, pp_number(m), CAN_FREE, pc->comment);
else {
str = pp_string(m->stptr, m->stlen, '"');
if ((m->flags & INTLSTR) != 0) {
@@ -312,13 +323,13 @@ pprint(INSTRUCTION *startp, INSTRUCTION *endp, int flags)
str = pp_group3("_", tmp, "");
efree(tmp);
}
- pp_push(pc->opcode, str, CAN_FREE);
+ pp_push(pc->opcode, str, CAN_FREE, pc->comment);
}
break;
case Op_store_var:
if (pc->initval != NULL)
- pp_push(Op_push_i, pp_node(pc->initval), CAN_FREE);
+ pp_push(Op_push_i, pp_node(pc->initval), CAN_FREE, pc->comment);
/* fall through */
case Op_store_sub:
case Op_assign_concat:
@@ -331,14 +342,14 @@ pprint(INSTRUCTION *startp, INSTRUCTION *endp, int flags)
m = pc->memory;
switch (m->type) {
case Node_param_list:
- pp_push(pc->opcode, func_params[m->param_cnt].param, DONT_FREE);
+ pp_push(pc->opcode, func_params[m->param_cnt].param, DONT_FREE, pc->comment);
break;
case Node_var:
case Node_var_new:
case Node_var_array:
if (m->vname != NULL)
- pp_push(pc->opcode, m->vname, DONT_FREE);
+ pp_push(pc->opcode, m->vname, DONT_FREE, pc->comment);
else
fatal(_("internal error: %s with null vname"),
nodetype2str(m->type));
@@ -390,7 +401,7 @@ cleanup:
str = pp_group3(t1->pp_str, tmp, "");
efree(tmp);
pp_free(t1);
- pp_push(pc->opcode, str, CAN_FREE);
+ pp_push(pc->opcode, str, CAN_FREE, pc->comment);
break;
case Op_and:
@@ -399,10 +410,24 @@ cleanup:
t2 = pp_pop();
t1 = pp_pop();
parenthesize(pc->opcode, t1, t2);
- str = pp_group3(t1->pp_str, op2str(pc->opcode), t2->pp_str);
+ if (pc->comment == NULL)
+ str = pp_group3(t1->pp_str, op2str(pc->opcode), t2->pp_str);
+ else {
+ check_indent_level();
+
+ size_t len = strlen(t1->pp_str)
+ + strlen(op2str(pc->opcode)) + strlen(t2->pp_str) // foo && bar
+ + indent_level + 1 // indent
+ + pc->comment->memory->stlen + 3; // tab comment
+
+ emalloc(str, char *, len, "pprint");
+ sprintf(str, "%s%s%s%.*s %s", t1->pp_str, op2str(pc->opcode),
+ pc->comment->memory->stptr,
+ (int) (indent_level + 1), tabs, t2->pp_str);
+ }
pp_free(t1);
pp_free(t2);
- pp_push(pc->opcode, str, CAN_FREE);
+ pp_push(pc->opcode, str, CAN_FREE, pc->comment);
pc = pc->target_jmp;
break;
@@ -424,14 +449,14 @@ cleanup:
str = pp_group3(t1->pp_str, op2str(pc->opcode), tmp);
efree(tmp);
pp_free(t1);
- pp_push(pc->opcode, str, CAN_FREE);
+ pp_push(pc->opcode, str, CAN_FREE, pc->comment);
break;
case Op_parens:
t1 = pp_pop();
str = pp_group3("(", t1->pp_str, ")");
pp_free(t1);
- pp_push(pc->opcode, str, CAN_FREE);
+ pp_push(pc->opcode, str, CAN_FREE, pc->comment);
break;
case Op_plus:
@@ -452,7 +477,7 @@ cleanup:
str = pp_group3(t1->pp_str, op2str(pc->opcode), t2->pp_str);
pp_free(t1);
pp_free(t2);
- pp_push(pc->opcode, str, CAN_FREE);
+ pp_push(pc->opcode, str, CAN_FREE, pc->comment);
break;
case Op_preincrement:
@@ -465,7 +490,7 @@ cleanup:
else
str = pp_group3(t1->pp_str, op2str(pc->opcode), "");
pp_free(t1);
- pp_push(pc->opcode, str, CAN_FREE);
+ pp_push(pc->opcode, str, CAN_FREE, pc->comment);
break;
case Op_field_spec:
@@ -483,7 +508,7 @@ cleanup:
/* optypes table (eval.c) includes space after ! */
str = pp_group3(op2str(pc->opcode), t1->pp_str, "");
pp_free(t1);
- pp_push(pc->opcode, str, CAN_FREE);
+ pp_push(pc->opcode, str, CAN_FREE, pc->comment);
break;
case Op_assign:
@@ -498,7 +523,7 @@ cleanup:
str = pp_group3(t2->pp_str, op2str(pc->opcode), t1->pp_str);
pp_free(t2);
pp_free(t1);
- pp_push(pc->opcode, str, CAN_FREE);
+ pp_push(pc->opcode, str, CAN_FREE, pc->comment);
break;
case Op_store_field:
@@ -515,7 +540,7 @@ cleanup:
case Op_concat:
str = pp_concat(pc->expr_count);
- pp_push(Op_concat, str, CAN_FREE);
+ pp_push(Op_concat, str, CAN_FREE, pc->comment);
break;
case Op_K_delete:
@@ -560,7 +585,7 @@ cleanup:
pp_free(t2);
}
pp_free(t1);
- pp_push(Op_in_array, str, CAN_FREE);
+ pp_push(Op_in_array, str, CAN_FREE, pc->comment);
}
break;
@@ -595,7 +620,7 @@ cleanup:
tmp = pp_list(pc->expr_count, "()", ", ");
str = pp_group3(fname, tmp, "");
efree(tmp);
- pp_push(Op_sub_builtin, str, CAN_FREE);
+ pp_push(Op_sub_builtin, str, CAN_FREE, pc->comment);
}
break;
@@ -614,7 +639,7 @@ cleanup:
efree(tmp);
} else
str = pp_group3(fname, "()", "");
- pp_push(Op_builtin, str, CAN_FREE);
+ pp_push(Op_builtin, str, CAN_FREE, pc->comment);
} else
fatal(_("internal error: builtin with null fname"));
}
@@ -624,7 +649,8 @@ cleanup:
case Op_K_printf:
case Op_K_print_rec:
if (pc->opcode == Op_K_print_rec)
- tmp = pp_group3(" ", op2str(Op_field_spec), "0");
+ // instead of `print $0', just `print'
+ tmp = strdup("");
else if (pc->redir_type != 0)
tmp = pp_list(pc->expr_count, "()", ", ");
else {
@@ -660,7 +686,7 @@ cleanup:
assert((pc->memory->flags & REGEX) != 0);
str = pp_typed_regex(pc->memory->stptr, pc->memory->stlen, '/');
}
- pp_push(pc->opcode, str, CAN_FREE);
+ pp_push(pc->opcode, str, CAN_FREE, pc->comment);
}
break;
@@ -692,7 +718,7 @@ cleanup:
efree(restr);
}
pp_free(t1);
- pp_push(pc->opcode, str, CAN_FREE);
+ pp_push(pc->opcode, str, CAN_FREE, pc->comment);
}
break;
@@ -720,7 +746,7 @@ cleanup:
pp_free(t2);
} else
str = tmp;
- pp_push(pc->opcode, str, CAN_FREE);
+ pp_push(pc->opcode, str, CAN_FREE, pc->comment);
break;
case Op_indirect_func_call:
@@ -745,7 +771,7 @@ cleanup:
t1 = pp_pop(); /* indirect var */
pp_free(t1);
}
- pp_push(pc->opcode, str, CAN_FREE);
+ pp_push(pc->opcode, str, CAN_FREE, pc->comment);
}
break;
@@ -786,7 +812,7 @@ cleanup:
str = pp_group3(t1->pp_str, ", ", t2->pp_str);
pp_free(t1);
pp_free(t2);
- pp_push(Op_line_range, str, CAN_FREE);
+ pp_push(Op_line_range, str, CAN_FREE, pc->comment);
pc = ip1->condpair_right;
break;
@@ -820,13 +846,34 @@ cleanup:
indent(SPACEOVER);
t1 = pp_pop();
fprintf(prof_fp, "} %s (%s)", op2str(Op_K_while), t1->pp_str);
+ if (pc->comment)
+ fprintf(prof_fp, "\t%s", pc->comment->memory->stptr);
+ else {
+ end_line(pc->target_break);
+ skip_comment = true;
+ }
pp_free(t1);
- end_line(pc->target_break);
- skip_comment = true;
pc = pc->target_break;
break;
case Op_K_for:
+ {
+ INSTRUCTION *comment1 = NULL, *comment2 = NULL;
+
+ if (pc->comment != NULL) {
+ comment1 = pc->comment;
+ pc->comment = NULL;
+ if (comment1 != NULL && comment1->comment != NULL) {
+ comment2 = comment1->comment;
+ comment1->comment = NULL;
+ }
+ if (comment2 == NULL && comment1->memory->comment_type == FOR_COMMENT) {
+ comment2 = comment1;
+ comment2->memory->comment_type = EOL_COMMENT;
+ comment1 = NULL;
+ }
+ }
+
ip1 = pc + 1;
indent(ip1->forloop_body->exec_count);
fprintf(prof_fp, "%s (", op2str(pc->opcode));
@@ -834,12 +881,19 @@ cleanup:
/* If empty for looop header, print it a little more nicely. */
if ( pc->nexti->opcode == Op_no_op
&& ip1->forloop_cond == pc->nexti
- && pc->target_continue->opcode == Op_jmp) {
+ && pc->target_continue->opcode == Op_jmp
+ && comment1 == NULL && comment2 == NULL) {
fprintf(prof_fp, ";;");
} else {
pprint(pc->nexti, ip1->forloop_cond, IN_FOR_HEADER);
fprintf(prof_fp, "; ");
+ if (comment1 != NULL) {
+ print_comment(comment1, 0);
+ indent(ip1->forloop_body->exec_count);
+ indent(1);
+ }
+
if (ip1->forloop_cond->opcode == Op_no_op &&
ip1->forloop_cond->nexti == ip1->forloop_body)
fprintf(prof_fp, "; ");
@@ -850,6 +904,12 @@ cleanup:
pp_free(t1);
}
+ if (comment2 != NULL) {
+ print_comment(comment2, 0);
+ indent(ip1->forloop_body->exec_count);
+ indent(1);
+ }
+
pprint(pc->target_continue, pc->target_break, IN_FOR_HEADER);
}
fprintf(prof_fp, ") {");
@@ -863,6 +923,7 @@ cleanup:
end_line(pc->target_break);
skip_comment = true;
pc = pc->target_break;
+ }
break;
case Op_K_arrayfor:
@@ -901,10 +962,14 @@ cleanup:
pprint(pc->nexti, ip1->switch_start, NO_PPRINT_FLAGS);
t1 = pp_pop();
fprintf(prof_fp, "%s) {\n", t1->pp_str);
+ if (pc->comment)
+ print_comment(pc->comment, 0);
pp_free(t1);
pprint(ip1->switch_start, ip1->switch_end, NO_PPRINT_FLAGS);
indent(SPACEOVER);
fprintf(prof_fp, "}\n");
+ if (ip1->switch_end->comment)
+ print_comment(ip1->switch_end->comment, 0);
pc = pc->target_break;
break;
@@ -914,13 +979,20 @@ cleanup:
if (pc->opcode == Op_K_case) {
t1 = pp_pop();
fprintf(prof_fp, "%s %s:", op2str(pc->opcode), t1->pp_str);
- pc = end_line(pc);
pp_free(t1);
- } else {
+ } else
fprintf(prof_fp, "%s:", op2str(pc->opcode));
- pc = end_line(pc);
- }
+
indent_in();
+ if (pc->comment != NULL) {
+ if (pc->comment->memory->comment_type == EOL_COMMENT)
+ fprintf(prof_fp, "\t%s", pc->comment->memory->stptr);
+ else {
+ fprintf(prof_fp, "\n");
+ print_comment(pc->comment, indent_level);
+ }
+ } else
+ fprintf(prof_fp, "\n");
pprint(pc->stmt_start->nexti, pc->stmt_end->nexti, NO_PPRINT_FLAGS);
indent_out();
break;
@@ -937,6 +1009,8 @@ cleanup:
fprintf(prof_fp, " # %ld", ip1->exec_count);
ip1 = end_line(ip1);
indent_in();
+ if (pc->comment != NULL)
+ print_comment(pc->comment, indent_level);
pprint(ip1->nexti, pc->branch_else, NO_PPRINT_FLAGS);
indent_out();
pc = pc->branch_else;
@@ -944,7 +1018,7 @@ cleanup:
indent(SPACEOVER);
fprintf(prof_fp, "}");
if (pc->nexti->nexti->opcode != Op_comment
- || pc->nexti->nexti->memory->comment_type == FULL_COMMENT)
+ || pc->nexti->nexti->memory->comment_type == BLOCK_COMMENT)
fprintf(prof_fp, "\n");
/* else
It will be printed at the top. */
@@ -980,6 +1054,8 @@ cleanup:
end_line(pc);
skip_comment = true;
indent_in();
+ if (pc->comment != NULL)
+ print_comment(pc->comment, indent_level);
pprint(pc->nexti, pc->branch_end, NO_PPRINT_FLAGS);
indent_out();
indent(SPACEOVER);
@@ -999,6 +1075,9 @@ cleanup:
{
NODE *f, *t, *cond;
size_t len;
+ INSTRUCTION *qm_comment = NULL, *colon_comment = NULL;
+
+ qm_comment = pc->comment;
pprint(pc->nexti, pc->branch_if, NO_PPRINT_FLAGS);
ip1 = pc->branch_if;
@@ -1006,6 +1085,7 @@ cleanup:
ip1 = pc->branch_else->nexti;
pc = ip1->nexti;
+ colon_comment = pc->comment;
assert(pc->opcode == Op_cond_exp);
pprint(pc->nexti, pc->branch_end, NO_PPRINT_FLAGS);
@@ -1013,14 +1093,77 @@ cleanup:
t = pp_pop();
cond = pp_pop();
- len = f->pp_len + t->pp_len + cond->pp_len + 12;
- emalloc(str, char *, len, "pprint");
- sprintf(str, "%s ? %s : %s", cond->pp_str, t->pp_str, f->pp_str);
+ /*
+ * This stuff handles comments that come after a ?, :, or both.
+ * Allowing newlines after ? and : is a gawk extension.
+ * Theoretically this is fragile, since ?: expressions can be nested.
+ * In practice, it's not, since if there was a comment following ? or :
+ * in the original code, then it wasn't nested.
+ */
+
+ len = f->pp_len + t->pp_len + cond->pp_len + 12;
+ if (qm_comment == NULL && colon_comment == NULL) {
+ // easy case
+ emalloc(str, char *, len, "pprint");
+ sprintf(str, "%s ? %s : %s", cond->pp_str, t->pp_str, f->pp_str);
+ } else if (qm_comment != NULL && colon_comment != NULL) {
+ check_indent_level();
+ len += qm_comment->memory->stlen + // comments
+ colon_comment->memory->stlen +
+ 2 * (indent_level + 1) + 3 + // indentation
+ t->pp_len + 6;
+ emalloc(str, char *, len, "pprint");
+ sprintf(str,
+ "%s ? %s" // cond ? comment
+ "%.*s %s" // indent true-part
+ " : %s" // : comment
+ "%.*s %s", // indent false-part
+ cond->pp_str, // condition
+ qm_comment->memory->stptr, // comment
+ (int) (indent_level + 1), tabs, // indent
+ t->pp_str, // true part
+ colon_comment->memory->stptr, // comment
+ (int) (indent_level + 1), tabs, // indent
+ f->pp_str // false part
+ );
+ } else if (qm_comment != NULL) {
+ check_indent_level();
+ len += qm_comment->memory->stlen + // comment
+ 1 * (indent_level + 1) + 3 + // indentation
+ t->pp_len + 3;
+ emalloc(str, char *, len, "pprint");
+ sprintf(str,
+ "%s ? %s" // cond ? comment
+ "%.*s %s" // indent true-part
+ " : %s", // : false-part
+ cond->pp_str, // condition
+ qm_comment->memory->stptr, // comment
+ (int) (indent_level + 1), tabs, // indent
+ t->pp_str, // true part
+ f->pp_str // false part
+ );
+ } else {
+ check_indent_level();
+ len += colon_comment->memory->stlen + // comment
+ 1 * (indent_level + 1) + 3 + // indentation
+ t->pp_len + 3;
+ emalloc(str, char *, len, "pprint");
+ sprintf(str,
+ "%s ? %s" // cond ? true-part
+ " : %s" // : comment
+ "%.*s %s", // indent false-part
+ cond->pp_str, // condition
+ t->pp_str, // true part
+ colon_comment->memory->stptr, // comment
+ (int) (indent_level + 1), tabs, // indent
+ f->pp_str // false part
+ );
+ }
pp_free(cond);
pp_free(t);
pp_free(f);
- pp_push(Op_cond_exp, str, CAN_FREE);
+ pp_push(Op_cond_exp, str, CAN_FREE, pc->comment);
pc = pc->branch_end;
}
break;
@@ -1065,7 +1208,7 @@ end_line(INSTRUCTION *ip)
return ret;
}
-/* pp_string_fp --- printy print a string to the fp */
+/* pp_string_fp --- pretty print a string to the fp */
/*
* This routine concentrates string pretty printing in one place,
@@ -1124,17 +1267,59 @@ print_lib_list(FILE *prof_fp)
{
SRCFILE *s;
static bool printed_header = false;
+ const char *indent = "";
+ bool found = false;
+
+ if (do_profile)
+ indent = "\t";
for (s = srcfiles->next; s != srcfiles; s = s->next) {
if (s->stype == SRC_EXTLIB) {
+ if (do_profile && ! printed_header) {
+ printed_header = true;
+ fprintf(prof_fp, _("%s# Loaded extensions (-l and/or @load)\n\n"), indent);
+ }
+ found = true;
+ fprintf(prof_fp, "%s@load \"%s\"", indent, s->src);
+ if (s->comment != NULL) {
+ fprintf(prof_fp, "\t");
+ print_comment(s->comment, indent_level + 1);
+ } else
+ fprintf(prof_fp, "\n");
+ }
+ }
+ if (found) /* we found some */
+ fprintf(prof_fp, "\n");
+}
+
+/* print_include_list --- print a list of all files included */
+
+static void
+print_include_list(FILE *prof_fp)
+{
+ SRCFILE *s;
+ static bool printed_header = false;
+ bool found = false;
+
+ if (do_profile)
+ return;
+
+ for (s = srcfiles->next; s != srcfiles; s = s->next) {
+ if (s->stype == SRC_INC) {
if (! printed_header) {
printed_header = true;
- fprintf(prof_fp, _("\t# Loaded extensions (-l and/or @load)\n\n"));
+ fprintf(prof_fp, _("\n# Included files (-i and/or @include)\n\n"));
}
- fprintf(prof_fp, "\t@load \"%s\"\n", s->src);
+ found = true;
+ fprintf(prof_fp, "# @include \"%s\"", s->src);
+ if (s->comment != NULL) {
+ fprintf(prof_fp, "\t");
+ print_comment(s->comment, indent_level + 1);
+ } else
+ fprintf(prof_fp, "\n");
}
}
- if (printed_header) /* we found some */
+ if (found) /* we found some */
fprintf(prof_fp, "\n");
}
@@ -1158,8 +1343,13 @@ print_comment(INSTRUCTION* pc, long in)
after_newline = false;
}
putc(*text, prof_fp);
- if (*text == '\n')
- after_newline = true;
+ after_newline = (*text == '\n');
+ }
+
+ if (pc->comment) {
+ // chaining should only be two deep
+ assert(pc->comment->comment == NULL);
+ print_comment(pc->comment, in);
}
}
@@ -1181,6 +1371,7 @@ dump_prog(INSTRUCTION *code)
fprintf(prof_fp, _("\t# gawk profile, created %s\n"), ctime(& now));
print_lib_list(prof_fp);
pprint(code, NULL, NO_PPRINT_FLAGS);
+ print_include_list(prof_fp);
}
/* prec_level --- return the precedence of an operator, for paren tests */
@@ -1535,6 +1726,7 @@ pp_list(int nargs, const char *paren, const char *delim)
size_t len;
size_t delimlen;
int i;
+ INSTRUCTION *comment = NULL;
if (pp_args == NULL) {
npp_args = nargs;
@@ -1552,12 +1744,17 @@ pp_list(int nargs, const char *paren, const char *delim)
for (i = 1; i <= nargs; i++) {
r = pp_args[i] = pp_pop();
len += r->pp_len + delimlen;
+ if (r->pp_comment != NULL) {
+ comment = (INSTRUCTION *) r->pp_comment;
+ len += comment->memory->stlen + indent_level + 1; // comment\n ident
+ }
}
if (paren != NULL) {
assert(strlen(paren) == 2);
len += 2;
}
}
+ comment = NULL;
emalloc(str, char *, len + 1, "pp_list");
s = str;
@@ -1573,6 +1770,14 @@ pp_list(int nargs, const char *paren, const char *delim)
memcpy(s, delim, delimlen);
s += delimlen;
}
+ if (r->pp_comment != NULL) {
+ check_indent_level();
+ comment = (INSTRUCTION *) r->pp_comment;
+ memcpy(s, comment->memory->stptr, comment->memory->stlen);
+ s += comment->memory->stlen;
+ memcpy(s, tabs, indent_level + 1);
+ s += indent_level + 1;
+ }
r = pp_args[i];
memcpy(s, r->pp_str, r->pp_len);
s += r->pp_len;
@@ -1736,10 +1941,8 @@ pp_func(INSTRUCTION *pc, void *data ATTRIBUTE_UNUSED)
fprintf(prof_fp, "\n");
/* print any function comment */
- if (fp->opcode == Op_comment && fp->source_line == 0) {
- print_comment(fp, -1); /* -1 ==> don't indent */
- fp = fp->nexti;
- }
+ if (pc->comment != NULL)
+ print_comment(pc->comment, -1); /* -1 ==> don't indent */
indent(pc->nexti->exec_count);
fprintf(prof_fp, "%s %s(", op2str(Op_K_function), func->vname);
diff --git a/test/ChangeLog b/test/ChangeLog
index 36599fdd..918d695b 100644
--- a/test/ChangeLog
+++ b/test/ChangeLog
@@ -9,6 +9,14 @@
* Makefile.am (EXTRA_DIST): New test: typedregex4.
* typedregex4.awk, typedregex4.ok: New files.
+2018-11-11 Arnold D. Robbins <arnold@skeeve.com>
+
+ * profile10.ok: Updated after code change.
+
+2018-10-14 Arnold D. Robbins <arnold@skeeve.com>
+
+ * profile0.ok: Updated after code change.
+
2018-10-10 Arnold D. Robbins <arnold@skeeve.com>
* Makefile.am (profile1): Add minus to ignore errors on final
diff --git a/test/profile0.ok b/test/profile0.ok
index 2e3c5728..42c464ba 100644
--- a/test/profile0.ok
+++ b/test/profile0.ok
@@ -1,6 +1,6 @@
# Rule(s)
2 NR == 1 { # 1
- 1 print $0
+ 1 print
}
diff --git a/test/profile10.ok b/test/profile10.ok
index 13f0b67b..0f77bd38 100644
--- a/test/profile10.ok
+++ b/test/profile10.ok
@@ -17,14 +17,12 @@ BEGIN { # Comment 0
print "MNO" # Comment 16
} # Comment 17
switch (q) {
- case "a":
- # Comment 18
+ # Comment 18
+ case "a": # Comment 19
case "b":
- # Comment 19
- break # Comment 20
- # Comment 21
- default:
- # Comment 22
+ # Comment 20
+ break # Comment 21
+ default: # Comment 22
break # Comment 23
}
# Comment 24
generated by cgit v1.2.3 (git 2.25.1) at 2025-05-06 22:03:03 +0000