diff options
Diffstat (limited to 'grammar/lexer.l')
| -rw-r--r-- | grammar/lexer.l | 46 |
1 files changed, 34 insertions, 12 deletions
diff --git a/grammar/lexer.l b/grammar/lexer.l index 86fd97b4..ce7c34c5 100644 --- a/grammar/lexer.l +++ b/grammar/lexer.l @@ -45,6 +45,8 @@ /* INCL is in $IncludeConfig processing (skip to include file) */ %x LINENO /* LINENO: support for setting the linenumber */ +%x INCALL + /* INCALL: support for the call statement */ %x EXPR /* EXPR is a bit ugly, but we need it to support pre v6-syntax. The problem * is that cfsysline statement start with $..., the same like variables in @@ -96,15 +98,20 @@ int fileno(FILE *stream); /* keywords */ "if" { BEGIN EXPR; return IF; } <EXPR>"then" { BEGIN INITIAL; return THEN; } +<EXPR>";" { BEGIN INITIAL; return ';'; } <EXPR>"or" { return OR; } <EXPR>"and" { return AND; } <EXPR>"not" { return NOT; } +<EXPR>"=" | <EXPR>"," | <EXPR>"*" | <EXPR>"/" | <EXPR>"%" | <EXPR>"+" | +<EXPR>"&" | <EXPR>"-" | +<EXPR>"[" | +<EXPR>"]" | <EXPR>"(" | <EXPR>")" { return yytext[0]; } <EXPR>"==" { return CMP_EQ; } @@ -121,7 +128,7 @@ int fileno(FILE *stream); <EXPR>0[0-7]+ | /* octal number */ <EXPR>0x[0-7a-f] | /* hex number, following rule is dec; strtoll handles all! */ <EXPR>([1-9][0-9]*|0) { yylval.n = strtoll(yytext, NULL, 0); return NUMBER; } -<EXPR>\$[$!]{0,1}[a-z][a-z0-9\-_\.]* { yylval.s = strdup(yytext); return VAR; } +<EXPR>\$[$!]{0,1}[a-z][!a-z0-9\-_\.]* { yylval.s = strdup(yytext); return VAR; } <EXPR>\'([^'\\]|\\['"\\$bntr]|\\x[0-9a-f][0-9a-f]|\\[0-7][0-7][0-7])*\' { yytext[yyleng-1] = '\0'; unescapeStr((uchar*)yytext+1, yyleng-2); @@ -136,14 +143,23 @@ int fileno(FILE *stream); <EXPR>[a-z][a-z0-9_]* { yylval.estr = es_newStrFromCStr(yytext, yyleng); return FUNC; } <EXPR>. { dbgprintf("invalid char in expr: %s\n", yytext); } +<INCALL>[ \t\n] +<INCALL>. { dbgprintf("invalid char in CALL stmt: %s\n", yytext); } +<INCALL>[a-zA-Z][a-zA-Z0-9_\.]* { yylval.estr = es_newStrFromCStr(yytext, yyleng); + BEGIN INITIAL; + return NAME; } "&" { return '&'; } "{" { return '{'; } "}" { return '}'; } -"ruleset" { dbgprintf("RULESET\n"); } +"stop" { return STOP; } +"else" { return ELSE; } +"call" { BEGIN INCALL; return CALL; } +"set" { BEGIN EXPR; return SET; } +"unset" { BEGIN EXPR; return UNSET; } +"continue" { return CONTINUE; } /* line number support because the "preprocessor" combines lines and so needs * to tell us the real source line. */ -"stop" { dbgprintf("STOP\n"); return STOP; } "preprocfilelinenumber(" { BEGIN LINENO; } <LINENO>[0-9]+ { yylineno = atoi(yytext) - 1; } <LINENO>")" { BEGIN INITIAL; } @@ -159,6 +175,8 @@ int fileno(FILE *stream); BEGIN INOBJ; return BEGINOBJ; } "template"[ \n\t]*"(" { yylval.objType = CNFOBJ_TPL; BEGIN INOBJ; return BEGIN_TPL; } +"ruleset"[ \n\t]*"(" { yylval.objType = CNFOBJ_RULESET; + BEGIN INOBJ; return BEGIN_RULESET; } "property"[ \n\t]*"(" { yylval.objType = CNFOBJ_PROPERTY; BEGIN INOBJ; return BEGIN_PROPERTY; } "constant"[ \n\t]*"(" { yylval.objType = CNFOBJ_CONSTANT; @@ -169,24 +187,29 @@ int fileno(FILE *stream); BEGIN INOBJ; return BEGINOBJ; } "action"[ \n\t]*"(" { BEGIN INOBJ; return BEGIN_ACTION; } ^[ \t]*:\$?[a-z\-]+[ ]*,[ ]*!?[a-z]+[ ]*,[ ]*\".*\" { - yylval.s = strdup(yytext); return PROPFILT; } -^[ \t]*[\*a-z][\*a-z]*[0-7]*[\.,][,!=;\.\*a-z0-7]+ { yylval.s = strdup(yytext); return PRIFILT; } + yylval.s = strdup(rmLeadingSpace(yytext)); return PROPFILT; } +^[ \t]*[\*a-z][\*a-z]*[0-7]*[\.,][,!=;\.\*a-z0-7]+ { yylval.s = strdup(rmLeadingSpace(yytext)); return PRIFILT; } "~" | "*" | \-\/[^*][^\n]* | \/[^*][^\n]* | :[a-z0-9]+:[^\n]* | [\|\.\-\@\^?~>][^\n]+ | -[a-z0-9_][a-z0-9_\-\+,;]* { yylval.s = strdup(yytext); - dbgprintf("lex: LEGA ACT: '%s'\n", yytext); - return LEGACY_ACTION; } +[a-z0-9_][a-z0-9_\-\+,;]* { yylval.s = yytext; return LEGACY_ACTION; } <INOBJ>")" { BEGIN INITIAL; return ENDOBJ; } <INOBJ>[a-z][a-z0-9_\.]* { yylval.estr = es_newStrFromCStr(yytext, yyleng); return NAME; } +<INOBJ>"," | +<INOBJ>"[" | +<INOBJ>"]" | <INOBJ>"=" { return(yytext[0]); } <INOBJ>\"([^"\\]|\\['"?\\abfnrtv]|\\[0-7]{1,3})*\" { - yylval.estr = es_newStrFromBuf(yytext+1, yyleng-2); - return VALUE; } + yytext[yyleng-1] = '\0'; + unescapeStr((uchar*)yytext+1, yyleng-2); + yylval.estr = es_newStrFromBuf(yytext+1, strlen(yytext)-1); + return STRING; } + /*yylval.estr = es_newStrFromBuf(yytext+1, yyleng-2); + return VALUE; }*/ "/*" { preCommentState = YY_START; BEGIN COMMENT; } <INOBJ>"/*" { preCommentState = YY_START; BEGIN COMMENT; } <EXPR>"/*" { preCommentState = YY_START; BEGIN COMMENT; } @@ -203,8 +226,7 @@ int fileno(FILE *stream); yylval.s = strdup(yytext); return LEGACY_RULESET; } else { - yylval.s = strdup(yytext); - return CFSYSLINE; + cnfDoCfsysline(strdup(yytext)); } } ![^ \t\n]+[ \t]*$ { yylval.s = strdup(yytext); return BSD_TAG_SELECTOR; } |