Merge branch 'gawk-4.1-stable'

1 files changed, 568 insertions, 560 deletions

diff --git a/doc/gawk.info b/doc/gawk.info
index 6ffc5dc1..608325ea 100644
--- a/doc/gawk.info
+++ b/doc/gawk.info
@@ -1342,7 +1342,7 @@ continues to be a pleasure working with this team of fine people.
    Notable code and documentation contributions were made by a number
 of people. *Note Contributors::, for the full list.
 
-   Thanks to Michael Brennan for the Foreword.
+   Thanks to Michael Brennan for the Forewords.
 
    Thanks to Patrice Dumas for the new `makeinfo' program.  Thanks to
 Karl Berry who continues to work to keep the Texinfo markup language
@@ -2539,8 +2539,8 @@ The following list describes options mandated by the POSIX standard:
      applications that pass arguments through the URL; using this
      option prevents a malicious (or other) user from passing in
      options, assignments, or `awk' source code (via `-e') to the CGI
-     application.  This option should be used with `#!' scripts (*note
-     Executable Scripts::), like so:
+     application.(1) This option should be used with `#!' scripts
+     (*note Executable Scripts::), like so:
 
           #! /usr/local/bin/gawk -E
 
@@ -2755,7 +2755,7 @@ you would add these lines to the `.profile' file in your home directory:
      POSIXLY_CORRECT=true
      export POSIXLY_CORRECT
 
-   For a C shell-compatible shell,(1) you would add this line to the
+   For a C shell-compatible shell,(2) you would add this line to the
 `.login' file in your home directory:
 
      setenv POSIXLY_CORRECT true
@@ -2766,7 +2766,12 @@ environments.
 
    ---------- Footnotes ----------
 
-   (1) Not recommended.
+   (1) For more detail, please see Section 4.4 of RFC 3875
+(http://www.ietf.org/rfc/rfc3875). Also see the explanatory note sent
+to the `gawk' bug mailing list
+(http://lists.gnu.org/archive/html/bug-gawk/2014-11/msg00022.html).
+
+   (2) Not recommended.
 
 
 File: gawk.info,  Node: Other Arguments,  Next: Naming Standard Input,  Prev: Options,  Up: Invoking Gawk
@@ -4990,7 +4995,7 @@ which usually prints:
 on an incorrect implementation of `awk', while `gawk' prints the full
 first line of the file, something like:
 
-     root:nSijPlPhZZwgE:0:0:Root:/:
+     root:x:0:0:Root:/:
 
    ---------- Footnotes ----------
 
@@ -5243,7 +5248,7 @@ being used.
 
      NOTE: Some programs export CSV data that contains embedded
      newlines between the double quotes.  `gawk' provides no way to
-     deal with this.  Because no formal specification for CSV data
+     deal with this.  Even though a formal specification for CSV data
      exists, there isn't much more to be done; the `FPAT' mechanism
      provides an elegant solution for the majority of cases, and the
      `gawk' developers are satisfied with that.
@@ -5810,7 +5815,7 @@ in mind:
    * Using `FILENAME' with `getline' (`getline < FILENAME') is likely
      to be a source for confusion.  `awk' opens a separate input stream
      from the current input file.  However, by not using a variable,
-     `$0' and `NR' are still updated.  If you're doing this, it's
+     `$0' and `NF' are still updated.  If you're doing this, it's
      probably by accident, and you should reconsider what it is you're
      trying to accomplish.
 
@@ -5929,7 +5934,7 @@ input to arrive:
      PROCINFO[Service, "READ_TIMEOUT"] = 1000
      while ((Service |& getline) > 0) {
          print $0
-         PROCINFO[S, "READ_TIMEOUT"] -= 100
+         PROCINFO[Service, "READ_TIMEOUT"] -= 100
      }
 
      NOTE: You should not assume that the read operation will block
@@ -15869,7 +15874,7 @@ Login shell
    A few lines representative of `pwcat''s output are as follows:
 
      $ pwcat
-     -| root:3Ov02d5VaUPB6:0:1:Operator:/:/bin/sh
+     -| root:x:0:1:Operator:/:/bin/sh
      -| nobody:*:65534:65534::/:
      -| daemon:*:1:1::/:
      -| sys:*:2:2::/:/bin/csh
@@ -26009,7 +26014,7 @@ provides a number of `gawk' extensions, including one for processing
 XML files.  This is the evolution of the original `xgawk' (XML `gawk')
 project.
 
-   As of this writing, there are five extensions:
+   As of this writing, there are six extensions:
 
    * GD graphics library extension
 
@@ -26020,6 +26025,8 @@ project.
    * MPFR library extension (this provides access to a number of MPFR
      functions which `gawk''s native MPFR support does not)
 
+   * Redis extension
+
    * XML parser extension, using the Expat
      (http://expat.sourceforge.net) XML parsing library
 
@@ -29547,6 +29554,11 @@ Action
      pattern matches an input record, `awk' executes the rule's action.
      Actions are always enclosed in braces.  (*Note Action Overview::.)
 
+Ada
+     A programming language originally defined by the U.S. Department of
+     Defense for embedded programming. It was designed to enforce good
+     Software Engineering practices.
+
 Amazing `awk' Assembler
      Henry Spencer at the University of Toronto wrote a retargetable
      assembler completely as `sed' and `awk' scripts.  It is thousands
@@ -29555,11 +29567,6 @@ Amazing `awk' Assembler
      been better written in another language.  You can get it from
      `http://awk.info/?awk100/aaa'.
 
-Ada
-     A programming language originally defined by the U.S. Department of
-     Defense for embedded programming. It was designed to enforce good
-     Software Engineering practices.
-
 Amazingly Workable Formatter (`awf')
      Henry Spencer at the University of Toronto wrote a formatter that
      accepts a large subset of the `nroff -ms' and `nroff -man'
@@ -31662,7 +31669,7 @@ Index
 * actions, control statements in:        Statements.          (line   6)
 * actions, default:                      Very Simple.         (line  34)
 * actions, empty:                        Very Simple.         (line  39)
-* Ada programming language:              Glossary.            (line  19)
+* Ada programming language:              Glossary.            (line  11)
 * adding, features to gawk:              Adding Code.         (line   6)
 * adding, fields:                        Changing Fields.     (line  53)
 * advanced features, fixed-width data:   Constant Size.       (line   6)
@@ -31680,7 +31687,7 @@ Index
 * algorithms:                            Basic High Level.    (line  68)
 * allocating memory for extensions:      Memory Allocation Functions.
                                                               (line   6)
-* amazing awk assembler (aaa):           Glossary.            (line  11)
+* amazing awk assembler (aaa):           Glossary.            (line  16)
 * amazingly workable formatter (awf):    Glossary.            (line  24)
 * ambiguity, syntactic: /= operator vs. /=.../ regexp constant: Assignment Ops.
                                                               (line 148)
@@ -32611,7 +32618,7 @@ Index
                                                               (line  99)
 * exp:                                   Numeric Functions.   (line  33)
 * expand utility:                        Very Simple.         (line  72)
-* Expat XML parser library:              gawkextlib.          (line  31)
+* Expat XML parser library:              gawkextlib.          (line  33)
 * exponent:                              Numeric Functions.   (line  33)
 * expressions:                           Expressions.         (line   6)
 * expressions, as patterns:              Expression Patterns. (line   6)
@@ -33031,7 +33038,7 @@ Index
 * git utility <2>:                       Accessing The Source.
                                                               (line  10)
 * git utility <3>:                       Other Versions.      (line  29)
-* git utility:                           gawkextlib.          (line  25)
+* git utility:                           gawkextlib.          (line  27)
 * Git, use of for gawk source code:      Derived Files.       (line   6)
 * GNITS mailing list:                    Acknowledgments.     (line  52)
 * GNU awk, See gawk:                     Preface.             (line  51)
@@ -33737,7 +33744,7 @@ Index
 * programming conventions, private variable names: Library Names.
                                                               (line  23)
 * programming language, recipe for:      History.             (line   6)
-* programming languages, Ada:            Glossary.            (line  19)
+* programming languages, Ada:            Glossary.            (line  11)
 * programming languages, data-driven vs. procedural: Getting Started.
                                                               (line  12)
 * programming languages, Java:           Glossary.            (line 379)
@@ -33942,7 +33949,7 @@ Index
 * search paths, for source files:        AWKPATH Variable.    (line   6)
 * searching, files for regular expressions: Egrep Program.    (line   6)
 * searching, for words:                  Dupword Program.     (line   6)
-* sed utility <1>:                       Glossary.            (line  11)
+* sed utility <1>:                       Glossary.            (line  16)
 * sed utility <2>:                       Simple Sed.          (line   6)
 * sed utility:                           Full Line Fields.    (line  22)
 * seeding random number generator:       Numeric Functions.   (line  78)
@@ -34086,7 +34093,7 @@ Index
 * source code, Solaris awk:              Other Versions.      (line 100)
 * source files, search path for:         Programs Exercises.  (line  70)
 * sparse arrays:                         Array Intro.         (line  72)
-* Spencer, Henry:                        Glossary.            (line  11)
+* Spencer, Henry:                        Glossary.            (line  16)
 * split:                                 String Functions.    (line 316)
 * split string into array:               String Functions.    (line 297)
 * split utility:                         Split Program.       (line   6)
@@ -34460,542 +34467,543 @@ Ref: Manual History-Footnote-166946
 Ref: Manual History-Footnote-266987
 Node: How To Contribute67061
 Node: Acknowledgments68190
-Node: Getting Started72994
-Node: Running gawk75427
-Node: One-shot76617
-Node: Read Terminal77865
-Node: Long79892
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-Ref: Executable Scripts-Footnote-184197
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-Node: Quoting86782
-Node: DOS Quoting92306
-Node: Sample Data Files92981
-Node: Very Simple95576
-Node: Two Rules100474
-Node: More Complex102360
-Node: Statements/Lines105222
-Ref: Statements/Lines-Footnote-1109677
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-Node: When110873
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-Ref: AWKPATH Variable-Footnote-2139771
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-Ref: Regexp Operators-Footnote-1170261
-Ref: Regexp Operators-Footnote-2170408
-Node: Bracket Expressions170506
-Ref: table-char-classes172521
-Node: Leftmost Longest175445
-Node: Computed Regexps176747
-Node: GNU Regexp Operators180144
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-Ref: Case-sensitivity-Footnote-1186702
-Ref: Case-sensitivity-Footnote-2186937
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-Ref: gawk split records-Footnote-1200794
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-Ref: Fields-Footnote-1203607
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-Ref: Nonconstant Fields-Footnote-1205936
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-Ref: Full Line Fields-Footnote-1225041
-Ref: Full Line Fields-Footnote-2225087
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-Node: Constant Size227262
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-Ref: Splitting By Content-Footnote-1235842
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-Node: Getline/Coprocess254958
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-Ref: Read Timeout-Footnote-1264801
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-Ref: Special FD-Footnote-1303956
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-Ref: Close Files And Pipes-Footnote-2314790
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-Ref: Scalar Constants-Footnote-1320031
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-Ref: Strings And Numbers-Footnote-1334997
-Node: Locale influences conversions335106
-Ref: table-locale-affects337853
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-Ref: Concatenation-Footnote-1344395
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-Ref: Boolean Ops-Footnote-1370381
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-Ref: Time Functions-Footnote-2557345
-Ref: Time Functions-Footnote-3557503
-Ref: Time Functions-Footnote-4557614
-Ref: Time Functions-Footnote-5557726
-Ref: Time Functions-Footnote-6557953
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-Ref: Library Names-Footnote-2608880
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-Ref: Ordinal Functions-Footnote-2622287
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-Ref: Labels Program-Footnote-1733766
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-Ref: Igawk Program-Footnote-2764875
-Ref: Igawk Program-Footnote-3764997
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-Node: Debugging Summary875201
-Node: Arbitrary Precision Arithmetic876369
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-Node: Inexactness of computations889386
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-Node: Errors accumulate892784
-Node: Getting Accuracy894217
-Node: Try To Round896879
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-Ref: table-predefined-precision-strings898462
-Node: Setting the rounding mode900251
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-Node: POSIX Floating Point Problems909297
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-Node: Floating point summary913208
-Node: Dynamic Extensions915402
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-Node: Plugin License918220
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-Node: Extension API Functions Introduction925365
-Node: General Data Types930189
-Ref: General Data Types-Footnote-1935928
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-Node: Extension Functions941581
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-Node: Two-way processors960183
-Node: Printing Messages962387
-Ref: Printing Messages-Footnote-1963463
-Node: Updating `ERRNO'963615
-Node: Requesting Values964355
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-Node: Accessing Parameters966040
-Node: Symbol Table Access967271
-Node: Symbol table by name967785
-Node: Symbol table by cookie969766
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-Node: Extension API Variables996960
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-Node: Finding Extensions1004394
-Node: Extension Example1004954
-Node: Internal File Description1005726
-Node: Internal File Ops1009793
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-Node: Using Internal File Ops1021603
-Ref: Using Internal File Ops-Footnote-11023986
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 End Tag Table