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[gawk-diffs] [SCM] gawk branch, master, updated. gawk-4.1.0-988-g723446e


From: Arnold Robbins
Subject: [gawk-diffs] [SCM] gawk branch, master, updated. gawk-4.1.0-988-g723446e
Date: Sun, 23 Nov 2014 18:03:08 +0000

This is an automated email from the git hooks/post-receive script. It was
generated because a ref change was pushed to the repository containing
the project "gawk".

The branch, master has been updated
       via  723446ecab4a6c88ff129d61e360f70bf17a718b (commit)
       via  0b07960513cbb8aa76b6f301b23cf73b5b2019c7 (commit)
       via  2513062a4c89b0b60c3717d506fce841d44d871e (commit)
      from  b15c7145da2b28bdb0f6521428d5f057a7dc8cfb (commit)

Those revisions listed above that are new to this repository have
not appeared on any other notification email; so we list those
revisions in full, below.

- Log -----------------------------------------------------------------
http://git.sv.gnu.org/cgit/gawk.git/commit/?id=723446ecab4a6c88ff129d61e360f70bf17a718b

commit 723446ecab4a6c88ff129d61e360f70bf17a718b
Author: Arnold D. Robbins <address@hidden>
Date:   Sun Nov 23 20:02:53 2014 +0200

    Update doc on environment vars.

diff --git a/NEWS b/NEWS
index b0d0f5f..84505cf 100644
--- a/NEWS
+++ b/NEWS
@@ -9,7 +9,8 @@ Changes from 4.1.x to 4.2.0
 
 1. If not in POSIX mode, changes to ENVIRON are reflected into
    gawk's environment, affecting any programs run by system()
-   or for piped redirections.
+   or for piped redirections. This can also affect built-in routines, such
+   as mktime(), which is typically influenced by the TZ environment variable.
 
 2. The series of numbers returned by rand() should now be "more
    random" than previously.  Gawk's rand() remains repeatable; you will
diff --git a/doc/ChangeLog b/doc/ChangeLog
index 837d76b..fea9d17 100644
--- a/doc/ChangeLog
+++ b/doc/ChangeLog
@@ -1,3 +1,8 @@
+2014-11-23         Arnold D. Robbins     <address@hidden>
+
+       * gawktexi.in: Update that TZ env. var can influnce mktime
+       in running program.  Thanks to Hermann Peifer.
+
 2014-11-19         Arnold D. Robbins     <address@hidden>
 
        * gawktexi.in: Update that RFC 4180 documents CSV data.
diff --git a/doc/gawk.info b/doc/gawk.info
index 56f945f..6ffc5dc 100644
--- a/doc/gawk.info
+++ b/doc/gawk.info
@@ -10328,6 +10328,12 @@ Options::), they are not special:
      `ENVIRON["PATH"]"', which is the search path for finding
      executable programs.
 
+     This can also affect the running `gawk' program, since some of the
+     built-in functions may pay attention to certain environment
+     variables.  The most notable instance of this is `mktime()' (*note
+     Time Functions::), which pays attention the value of the `TZ'
+     environment variable on many systems.
+
      Some operating systems may not have environment variables.  On
      such systems, the `ENVIRON' array is empty (except for
      `ENVIRON["AWKPATH"]' and `ENVIRON["AWKLIBPATH"]'; *note AWKPATH
@@ -32230,9 +32236,9 @@ Index
                                                               (line 143)
 * dark corner, exit statement:           Exit Statement.      (line  30)
 * dark corner, field separators:         Full Line Fields.    (line  22)
-* dark corner, FILENAME variable <1>:    Auto-set.            (line  98)
+* dark corner, FILENAME variable <1>:    Auto-set.            (line 104)
 * dark corner, FILENAME variable:        Getline Notes.       (line  19)
-* dark corner, FNR/NR variables:         Auto-set.            (line 322)
+* dark corner, FNR/NR variables:         Auto-set.            (line 328)
 * dark corner, format-control characters: Control Letters.    (line  18)
 * dark corner, FS as null string:        Single Character Fields.
                                                               (line  20)
@@ -32421,12 +32427,12 @@ Index
                                                               (line  81)
 * differences in awk and gawk, command-line directories: Command-line 
directories.
                                                               (line   6)
-* differences in awk and gawk, ERRNO variable: Auto-set.      (line  82)
+* differences in awk and gawk, ERRNO variable: Auto-set.      (line  88)
 * differences in awk and gawk, error messages: Special FD.    (line  19)
 * differences in awk and gawk, FIELDWIDTHS variable: User-modified.
                                                               (line  37)
 * differences in awk and gawk, FPAT variable: User-modified.  (line  43)
-* differences in awk and gawk, FUNCTAB variable: Auto-set.    (line 124)
+* differences in awk and gawk, FUNCTAB variable: Auto-set.    (line 130)
 * differences in awk and gawk, function arguments (gawk): Calling Built-in.
                                                               (line  16)
 * differences in awk and gawk, getline command: Getline.      (line  19)
@@ -32449,7 +32455,7 @@ Index
                                                               (line 263)
 * differences in awk and gawk, print/printf statements: Format Modifiers.
                                                               (line  13)
-* differences in awk and gawk, PROCINFO array: Auto-set.      (line 138)
+* differences in awk and gawk, PROCINFO array: Auto-set.      (line 144)
 * differences in awk and gawk, read timeouts: Read Timeout.   (line   6)
 * differences in awk and gawk, record separators: awk split records.
                                                               (line 125)
@@ -32459,7 +32465,7 @@ Index
                                                               (line  26)
 * differences in awk and gawk, RS/RT variables: gawk split records.
                                                               (line  58)
-* differences in awk and gawk, RT variable: Auto-set.         (line 273)
+* differences in awk and gawk, RT variable: Auto-set.         (line 279)
 * differences in awk and gawk, single-character fields: Single Character 
Fields.
                                                               (line   6)
 * differences in awk and gawk, split() function: String Functions.
@@ -32467,7 +32473,7 @@ Index
 * differences in awk and gawk, strings:  Scalar Constants.    (line  20)
 * differences in awk and gawk, strings, storing: gawk split records.
                                                               (line  77)
-* differences in awk and gawk, SYMTAB variable: Auto-set.     (line 277)
+* differences in awk and gawk, SYMTAB variable: Auto-set.     (line 283)
 * differences in awk and gawk, TEXTDOMAIN variable: User-modified.
                                                               (line 151)
 * differences in awk and gawk, trunc-mod operation: Arithmetic Ops.
@@ -32508,8 +32514,8 @@ Index
 * dynamically loaded extensions:         Dynamic Extensions.  (line   6)
 * e debugger command (alias for enable): Breakpoint Control.  (line  73)
 * EBCDIC:                                Ordinal Functions.   (line  45)
-* effective group ID of gawk user:       Auto-set.            (line 143)
-* effective user ID of gawk user:        Auto-set.            (line 147)
+* effective group ID of gawk user:       Auto-set.            (line 149)
+* effective user ID of gawk user:        Auto-set.            (line 153)
 * egrep utility <1>:                     Egrep Program.       (line   6)
 * egrep utility:                         Bracket Expressions. (line  26)
 * egrep.awk program:                     Egrep Program.       (line  54)
@@ -32564,13 +32570,13 @@ Index
                                                               (line  11)
 * EREs (Extended Regular Expressions):   Bracket Expressions. (line  26)
 * ERRNO variable <1>:                    TCP/IP Networking.   (line  54)
-* ERRNO variable:                        Auto-set.            (line  82)
+* ERRNO variable:                        Auto-set.            (line  88)
 * ERRNO variable, with BEGINFILE pattern: BEGINFILE/ENDFILE.  (line  26)
 * ERRNO variable, with close() function: Close Files And Pipes.
                                                               (line 141)
 * ERRNO variable, with getline command:  Getline.             (line  19)
 * error handling:                        Special FD.          (line  19)
-* error handling, ERRNO variable and:    Auto-set.            (line  82)
+* error handling, ERRNO variable and:    Auto-set.            (line  88)
 * error output:                          Special FD.          (line   6)
 * escape processing, gsub()/gensub()/sub() functions: Gory Details.
                                                               (line   6)
@@ -32624,7 +32630,7 @@ Index
                                                               (line   6)
 * extension API version:                 Extension Versioning.
                                                               (line   6)
-* extension API, version number:         Auto-set.            (line 240)
+* extension API, version number:         Auto-set.            (line 246)
 * extension example:                     Extension Example.   (line   6)
 * extension registration:                Registration Functions.
                                                               (line   6)
@@ -32705,7 +32711,7 @@ Index
 * file names, distinguishing:            Auto-set.            (line  56)
 * file names, in compatibility mode:     Special Caveats.     (line   9)
 * file names, standard streams in gawk:  Special FD.          (line  48)
-* FILENAME variable <1>:                 Auto-set.            (line  98)
+* FILENAME variable <1>:                 Auto-set.            (line 104)
 * FILENAME variable:                     Reading Files.       (line   6)
 * FILENAME variable, getline, setting with: Getline Notes.    (line  19)
 * filenames, assignments as:             Ignoring Assigns.    (line   6)
@@ -32773,9 +32779,9 @@ Index
 * flush buffered output:                 I/O Functions.       (line  28)
 * fnmatch() extension function:          Extension Sample Fnmatch.
                                                               (line  12)
-* FNR variable <1>:                      Auto-set.            (line 108)
+* FNR variable <1>:                      Auto-set.            (line 114)
 * FNR variable:                          Records.             (line   6)
-* FNR variable, changing:                Auto-set.            (line 322)
+* FNR variable, changing:                Auto-set.            (line 328)
 * for statement:                         For Statement.       (line   6)
 * for statement, looping over arrays:    Scanning an Array.   (line  20)
 * fork() extension function:             Extension Sample Fork.
@@ -32825,7 +32831,7 @@ Index
 * FSF (Free Software Foundation):        Manual History.      (line   6)
 * fts() extension function:              Extension Sample File Functions.
                                                               (line  61)
-* FUNCTAB array:                         Auto-set.            (line 124)
+* FUNCTAB array:                         Auto-set.            (line 130)
 * function calls:                        Function Calls.      (line   6)
 * function calls, indirect:              Indirect Calls.      (line   6)
 * function calls, indirect, @-notation for: Indirect Calls.   (line  47)
@@ -32875,7 +32881,7 @@ Index
 * G-d:                                   Acknowledgments.     (line  94)
 * Garfinkle, Scott:                      Contributors.        (line  34)
 * gawk program, dynamic profiling:       Profiling.           (line 178)
-* gawk version:                          Auto-set.            (line 215)
+* gawk version:                          Auto-set.            (line 221)
 * gawk, ARGIND variable in:              Other Arguments.     (line  15)
 * gawk, awk and <1>:                     This Manual.         (line  14)
 * gawk, awk and:                         Preface.             (line  21)
@@ -32893,7 +32899,7 @@ Index
 * gawk, distribution:                    Distribution contents.
                                                               (line   6)
 * gawk, ERRNO variable in <1>:           TCP/IP Networking.   (line  54)
-* gawk, ERRNO variable in <2>:           Auto-set.            (line  82)
+* gawk, ERRNO variable in <2>:           Auto-set.            (line  88)
 * gawk, ERRNO variable in <3>:           BEGINFILE/ENDFILE.   (line  26)
 * gawk, ERRNO variable in <4>:           Close Files And Pipes.
                                                               (line 141)
@@ -32910,7 +32916,7 @@ Index
 * gawk, FPAT variable in <1>:            User-modified.       (line  43)
 * gawk, FPAT variable in:                Splitting By Content.
                                                               (line  25)
-* gawk, FUNCTAB array in:                Auto-set.            (line 124)
+* gawk, FUNCTAB array in:                Auto-set.            (line 130)
 * gawk, function arguments and:          Calling Built-in.    (line  16)
 * gawk, hexadecimal numbers and:         Nondecimal-numbers.  (line  42)
 * gawk, IGNORECASE variable in <1>:      Array Sorting Functions.
@@ -32942,7 +32948,7 @@ Index
 * gawk, predefined variables and:        Built-in Variables.  (line  14)
 * gawk, PROCINFO array in <1>:           Two-way I/O.         (line  99)
 * gawk, PROCINFO array in <2>:           Time Functions.      (line  47)
-* gawk, PROCINFO array in:               Auto-set.            (line 138)
+* gawk, PROCINFO array in:               Auto-set.            (line 144)
 * gawk, regexp constants and:            Using Constant Regexps.
                                                               (line  28)
 * gawk, regular expressions, case sensitivity: Case-sensitivity.
@@ -32950,14 +32956,14 @@ Index
 * gawk, regular expressions, operators:  GNU Regexp Operators.
                                                               (line   6)
 * gawk, regular expressions, precedence: Regexp Operators.    (line 161)
-* gawk, RT variable in <1>:              Auto-set.            (line 273)
+* gawk, RT variable in <1>:              Auto-set.            (line 279)
 * gawk, RT variable in <2>:              Multiple Line.       (line 129)
 * gawk, RT variable in:                  awk split records.   (line 125)
 * gawk, See Also awk:                    Preface.             (line  34)
 * gawk, source code, obtaining:          Getting.             (line   6)
 * gawk, splitting fields and:            Constant Size.       (line  87)
 * gawk, string-translation functions:    I18N Functions.      (line   6)
-* gawk, SYMTAB array in:                 Auto-set.            (line 277)
+* gawk, SYMTAB array in:                 Auto-set.            (line 283)
 * gawk, TEXTDOMAIN variable in:          User-modified.       (line 151)
 * gawk, timestamps:                      Time Functions.      (line   6)
 * gawk, uses for:                        Preface.             (line  34)
@@ -33049,7 +33055,7 @@ Index
 * Grigera, Juan:                         Contributors.        (line  57)
 * group database, reading:               Group Functions.     (line   6)
 * group file:                            Group Functions.     (line   6)
-* group ID of gawk user:                 Auto-set.            (line 188)
+* group ID of gawk user:                 Auto-set.            (line 194)
 * groups, information about:             Group Functions.     (line   6)
 * gsub <1>:                              String Functions.    (line 140)
 * gsub:                                  Using Constant Regexps.
@@ -33344,7 +33350,7 @@ Index
 * mawk utility <3>:                      Concatenation.       (line  36)
 * mawk utility <4>:                      Getline/Pipe.        (line  62)
 * mawk utility:                          Escape Sequences.    (line 120)
-* maximum precision supported by MPFR library: Auto-set.      (line 229)
+* maximum precision supported by MPFR library: Auto-set.      (line 235)
 * McIlroy, Doug:                         Glossary.            (line 149)
 * McPhee, Patrick:                       Contributors.        (line 100)
 * message object files:                  Explaining gettext.  (line  42)
@@ -33357,7 +33363,7 @@ Index
 * messages from extensions:              Printing Messages.   (line   6)
 * metacharacters in regular expressions: Regexp Operators.    (line   6)
 * metacharacters, escape sequences for:  Escape Sequences.    (line 139)
-* minimum precision supported by MPFR library: Auto-set.      (line 232)
+* minimum precision supported by MPFR library: Auto-set.      (line 238)
 * mktime:                                Time Functions.      (line  25)
 * modifiers, in format specifiers:       Format Modifiers.    (line   6)
 * monetary information, localization:    Explaining gettext.  (line 104)
@@ -33406,7 +33412,7 @@ Index
                                                               (line  47)
 * nexti debugger command:                Debugger Execution Control.
                                                               (line  49)
-* NF variable <1>:                       Auto-set.            (line 113)
+* NF variable <1>:                       Auto-set.            (line 119)
 * NF variable:                           Fields.              (line  33)
 * NF variable, decrementing:             Changing Fields.     (line 107)
 * ni debugger command (alias for nexti): Debugger Execution Control.
@@ -33415,9 +33421,9 @@ Index
 * non-existent array elements:           Reference to Elements.
                                                               (line  23)
 * not Boolean-logic operator:            Boolean Ops.         (line   6)
-* NR variable <1>:                       Auto-set.            (line 133)
+* NR variable <1>:                       Auto-set.            (line 139)
 * NR variable:                           Records.             (line   6)
-* NR variable, changing:                 Auto-set.            (line 322)
+* NR variable, changing:                 Auto-set.            (line 328)
 * null strings <1>:                      Basic Data Typing.   (line  26)
 * null strings <2>:                      Truth Values.        (line   6)
 * null strings <3>:                      Regexp Field Splitting.
@@ -33531,7 +33537,7 @@ Index
 * p debugger command (alias for print):  Viewing And Changing Data.
                                                               (line  36)
 * Papadopoulos, Panos:                   Contributors.        (line 128)
-* parent process ID of gawk process:     Auto-set.            (line 197)
+* parent process ID of gawk process:     Auto-set.            (line 203)
 * parentheses (), in a profile:          Profiling.           (line 146)
 * parentheses (), regexp operator:       Regexp Operators.    (line  81)
 * password file:                         Passwd Functions.    (line  16)
@@ -33697,24 +33703,24 @@ Index
 * printing, unduplicated lines of text:  Uniq Program.        (line   6)
 * printing, user information:            Id Program.          (line   6)
 * private variables:                     Library Names.       (line  11)
-* process group idIDof gawk process:     Auto-set.            (line 191)
-* process ID of gawk process:            Auto-set.            (line 194)
+* process group idIDof gawk process:     Auto-set.            (line 197)
+* process ID of gawk process:            Auto-set.            (line 200)
 * processes, two-way communications with: Two-way I/O.        (line   6)
 * processing data:                       Basic High Level.    (line   6)
 * PROCINFO array <1>:                    Passwd Functions.    (line   6)
 * PROCINFO array <2>:                    Time Functions.      (line  47)
-* PROCINFO array:                        Auto-set.            (line 138)
+* PROCINFO array:                        Auto-set.            (line 144)
 * PROCINFO array, and communications via ptys: Two-way I/O.   (line  99)
 * PROCINFO array, and group membership:  Group Functions.     (line   6)
 * PROCINFO array, and user and group ID numbers: Id Program.  (line  15)
 * PROCINFO array, testing the field splitting: Passwd Functions.
                                                               (line 154)
-* PROCINFO array, uses:                  Auto-set.            (line 250)
+* PROCINFO array, uses:                  Auto-set.            (line 256)
 * PROCINFO, values of sorted_in:         Controlling Scanning.
                                                               (line  26)
 * profiling awk programs:                Profiling.           (line   6)
 * profiling awk programs, dynamically:   Profiling.           (line 178)
-* program identifiers:                   Auto-set.            (line 156)
+* program identifiers:                   Auto-set.            (line 162)
 * program, definition of:                Getting Started.     (line  21)
 * programming conventions, --non-decimal-data option: Nondecimal Data.
                                                               (line  35)
@@ -33872,7 +33878,7 @@ Index
 * right shift:                           Bitwise Functions.   (line  53)
 * right shift, bitwise:                  Bitwise Functions.   (line  32)
 * Ritchie, Dennis:                       Basic Data Typing.   (line  54)
-* RLENGTH variable:                      Auto-set.            (line 260)
+* RLENGTH variable:                      Auto-set.            (line 266)
 * RLENGTH variable, match() function and: String Functions.   (line 228)
 * Robbins, Arnold <1>:                   Future Extensions.   (line   6)
 * Robbins, Arnold <2>:                   Bugs.                (line  70)
@@ -33898,9 +33904,9 @@ Index
 * RS variable:                           awk split records.   (line  12)
 * RS variable, multiline records and:    Multiple Line.       (line  17)
 * rshift:                                Bitwise Functions.   (line  53)
-* RSTART variable:                       Auto-set.            (line 266)
+* RSTART variable:                       Auto-set.            (line 272)
 * RSTART variable, match() function and: String Functions.    (line 228)
-* RT variable <1>:                       Auto-set.            (line 273)
+* RT variable <1>:                       Auto-set.            (line 279)
 * RT variable <2>:                       Multiple Line.       (line 129)
 * RT variable:                           awk split records.   (line 125)
 * Rubin, Paul <1>:                       Contributors.        (line  15)
@@ -33920,7 +33926,7 @@ Index
 * scanning arrays:                       Scanning an Array.   (line   6)
 * scanning multidimensional arrays:      Multiscanning.       (line  11)
 * Schorr, Andrew <1>:                    Contributors.        (line 133)
-* Schorr, Andrew <2>:                    Auto-set.            (line 305)
+* Schorr, Andrew <2>:                    Auto-set.            (line 311)
 * Schorr, Andrew:                        Acknowledgments.     (line  60)
 * Schreiber, Bert:                       Acknowledgments.     (line  38)
 * Schreiber, Rita:                       Acknowledgments.     (line  38)
@@ -34003,7 +34009,7 @@ Index
                                                               (line 106)
 * sidebar, Changing FS Does Not Affect the Fields: Full Line Fields.
                                                               (line  14)
-* sidebar, Changing NR and FNR:          Auto-set.            (line 320)
+* sidebar, Changing NR and FNR:          Auto-set.            (line 326)
 * sidebar, Controlling Output Buffering with system(): I/O Functions.
                                                               (line 138)
 * sidebar, Escape Sequences for Metacharacters: Escape Sequences.
@@ -34165,9 +34171,9 @@ Index
 * substr:                                String Functions.    (line 481)
 * substring:                             String Functions.    (line 481)
 * Sumner, Andrew:                        Other Versions.      (line  68)
-* supplementary groups of gawk process:  Auto-set.            (line 245)
+* supplementary groups of gawk process:  Auto-set.            (line 251)
 * switch statement:                      Switch Statement.    (line   6)
-* SYMTAB array:                          Auto-set.            (line 277)
+* SYMTAB array:                          Auto-set.            (line 283)
 * syntactic ambiguity: /= operator vs. /=.../ regexp constant: Assignment Ops.
                                                               (line 148)
 * system:                                I/O Functions.       (line 106)
@@ -34344,10 +34350,10 @@ Index
 * variables, uninitialized, as array subscripts: Uninitialized Subscripts.
                                                               (line   6)
 * variables, user-defined:               Variables.           (line   6)
-* version of gawk:                       Auto-set.            (line 215)
-* version of gawk extension API:         Auto-set.            (line 240)
-* version of GNU MP library:             Auto-set.            (line 226)
-* version of GNU MPFR library:           Auto-set.            (line 222)
+* version of gawk:                       Auto-set.            (line 221)
+* version of gawk extension API:         Auto-set.            (line 246)
+* version of GNU MP library:             Auto-set.            (line 232)
+* version of GNU MPFR library:           Auto-set.            (line 228)
 * vertical bar (|):                      Regexp Operators.    (line  70)
 * vertical bar (|), | operator (I/O) <1>: Precedence.         (line  65)
 * vertical bar (|), | operator (I/O):    Getline/Pipe.        (line   9)
@@ -34637,359 +34643,359 @@ Node: Built-in Variables431230
 Node: User-modified432363
 Ref: User-modified-Footnote-1440044
 Node: Auto-set440106
-Ref: Auto-set-Footnote-1453478
-Ref: Auto-set-Footnote-2453683
-Node: ARGC and ARGV453739
-Node: Pattern Action Summary457957
-Node: Arrays460384
-Node: Array Basics461713
-Node: Array Intro462557
-Ref: figure-array-elements464521
-Ref: Array Intro-Footnote-1467047
-Node: Reference to Elements467175
-Node: Assigning Elements469627
-Node: Array Example470118
-Node: Scanning an Array471876
-Node: Controlling Scanning474892
-Ref: Controlling Scanning-Footnote-1480088
-Node: Numeric Array Subscripts480404
-Node: Uninitialized Subscripts482589
-Node: Delete484206
-Ref: Delete-Footnote-1486949
-Node: Multidimensional487006
-Node: Multiscanning490103
-Node: Arrays of Arrays491692
-Node: Arrays Summary496451
-Node: Functions498543
-Node: Built-in499416
-Node: Calling Built-in500494
-Node: Numeric Functions502485
-Ref: Numeric Functions-Footnote-1507304
-Ref: Numeric Functions-Footnote-2507661
-Ref: Numeric Functions-Footnote-3507709
-Node: String Functions507981
-Ref: String Functions-Footnote-1531456
-Ref: String Functions-Footnote-2531585
-Ref: String Functions-Footnote-3531833
-Node: Gory Details531920
-Ref: table-sub-escapes533701
-Ref: table-sub-proposed535221
-Ref: table-posix-sub536585
-Ref: table-gensub-escapes538121
-Ref: Gory Details-Footnote-1538953
-Node: I/O Functions539104
-Ref: I/O Functions-Footnote-1546322
-Node: Time Functions546469
-Ref: Time Functions-Footnote-1556957
-Ref: Time Functions-Footnote-2557025
-Ref: Time Functions-Footnote-3557183
-Ref: Time Functions-Footnote-4557294
-Ref: Time Functions-Footnote-5557406
-Ref: Time Functions-Footnote-6557633
-Node: Bitwise Functions557899
-Ref: table-bitwise-ops558461
-Ref: Bitwise Functions-Footnote-1562770
-Node: Type Functions562939
-Node: I18N Functions564090
-Node: User-defined565735
-Node: Definition Syntax566540
-Ref: Definition Syntax-Footnote-1571947
-Node: Function Example572018
-Ref: Function Example-Footnote-1574937
-Node: Function Caveats574959
-Node: Calling A Function575477
-Node: Variable Scope576435
-Node: Pass By Value/Reference579423
-Node: Return Statement582918
-Node: Dynamic Typing585899
-Node: Indirect Calls586828
-Ref: Indirect Calls-Footnote-1598130
-Node: Functions Summary598258
-Node: Library Functions600960
-Ref: Library Functions-Footnote-1604569
-Ref: Library Functions-Footnote-2604712
-Node: Library Names604883
-Ref: Library Names-Footnote-1608337
-Ref: Library Names-Footnote-2608560
-Node: General Functions608646
-Node: Strtonum Function609749
-Node: Assert Function612771
-Node: Round Function616095
-Node: Cliff Random Function617636
-Node: Ordinal Functions618652
-Ref: Ordinal Functions-Footnote-1621715
-Ref: Ordinal Functions-Footnote-2621967
-Node: Join Function622178
-Ref: Join Function-Footnote-1623947
-Node: Getlocaltime Function624147
-Node: Readfile Function627891
-Node: Shell Quoting629861
-Node: Data File Management631262
-Node: Filetrans Function631894
-Node: Rewind Function635950
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+Node: ARGC and ARGV454059
+Node: Pattern Action Summary458277
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+Node: Reference to Elements467495
+Node: Assigning Elements469947
+Node: Array Example470438
+Node: Scanning an Array472196
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+Node: Delete484526
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+Node: Multidimensional487326
+Node: Multiscanning490423
+Node: Arrays of Arrays492012
+Node: Arrays Summary496771
+Node: Functions498863
+Node: Built-in499736
+Node: Calling Built-in500814
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+Ref: table-sub-escapes534021
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+Ref: Time Functions-Footnote-4557614
+Ref: Time Functions-Footnote-5557726
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+Node: Calling A Function575797
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+Node: Return Statement583238
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+Node: Filetrans Function632214
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+Node: Extract Program739757
+Node: Simple Sed747282
+Node: Igawk Program750350
+Ref: Igawk Program-Footnote-1764674
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+Ref: Igawk Program-Footnote-3764997
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+Node: Profiling799684
+Node: Advanced Features Summary807961
+Node: Internationalization809894
+Node: I18N and L10N811374
+Node: Explaining gettext812060
+Ref: Explaining gettext-Footnote-1817085
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+Node: Programmer i18n817434
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+Node: I18N Summary833241
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+Node: Debugging Concepts836043
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+Node: Finding The Bug843266
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+Node: Execution Stack861512
+Node: Debugger Info863149
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+Node: Readline Support872195
+Node: Limitations873087
+Node: Debugging Summary875201
+Node: Arbitrary Precision Arithmetic876369
+Node: Computer Arithmetic877785
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+Ref: Computer Arithmetic-Footnote-1882242
+Node: Math Definitions882299
+Ref: table-ieee-formats885587
+Ref: Math Definitions-Footnote-1886191
+Node: MPFR features886296
+Node: FP Math Caution887967
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+Node: Inexactness of computations889386
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+Node: Errors accumulate892784
+Node: Getting Accuracy894217
+Node: Try To Round896879
+Node: Setting precision897778
+Ref: table-predefined-precision-strings898462
+Node: Setting the rounding mode900251
+Ref: table-gawk-rounding-modes900615
+Ref: Setting the rounding mode-Footnote-1904070
+Node: Arbitrary Precision Integers904249
+Ref: Arbitrary Precision Integers-Footnote-1909148
+Node: POSIX Floating Point Problems909297
+Ref: POSIX Floating Point Problems-Footnote-1913170
+Node: Floating point summary913208
+Node: Dynamic Extensions915402
+Node: Extension Intro916954
+Node: Plugin License918220
+Node: Extension Mechanism Outline919017
+Ref: figure-load-extension919445
+Ref: figure-register-new-function920925
+Ref: figure-call-new-function921929
+Node: Extension API Description923915
+Node: Extension API Functions Introduction925365
+Node: General Data Types930189
+Ref: General Data Types-Footnote-1935928
+Node: Memory Allocation Functions936227
+Ref: Memory Allocation Functions-Footnote-1939066
+Node: Constructor Functions939162
+Node: Registration Functions940896
+Node: Extension Functions941581
+Node: Exit Callback Functions943878
+Node: Extension Version String945126
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+Node: Two-way processors960183
+Node: Printing Messages962387
+Ref: Printing Messages-Footnote-1963463
+Node: Updating `ERRNO'963615
+Node: Requesting Values964355
+Ref: table-value-types-returned965083
+Node: Accessing Parameters966040
+Node: Symbol Table Access967271
+Node: Symbol table by name967785
+Node: Symbol table by cookie969766
+Ref: Symbol table by cookie-Footnote-1973910
+Node: Cached values973973
+Ref: Cached values-Footnote-1977472
+Node: Array Manipulation977563
+Ref: Array Manipulation-Footnote-1978661
+Node: Array Data Types978698
+Ref: Array Data Types-Footnote-1981353
+Node: Array Functions981445
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+Node: Creating Arrays992191
+Node: Extension API Variables996960
+Node: Extension Versioning997596
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+Ref: Internal File Ops-Footnote-11021463
+Node: Using Internal File Ops1021603
+Ref: Using Internal File Ops-Footnote-11023986
+Node: Extension Samples1024259
+Node: Extension Sample File Functions1025785
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+Node: Extension Sample Fork1034914
+Node: Extension Sample Inplace1036129
+Node: Extension Sample Ord1037804
+Node: Extension Sample Readdir1038640
+Ref: table-readdir-file-types1039516
+Node: Extension Sample Revout1040327
+Node: Extension Sample Rev2way1040917
+Node: Extension Sample Read write array1041657
+Node: Extension Sample Readfile1043597
+Node: Extension Sample Time1044692
+Node: Extension Sample API Tests1046041
+Node: gawkextlib1046532
+Node: Extension summary1049169
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+Node: Language History1053568
+Node: V7/SVR3.11055224
+Node: SVR41057405
+Node: POSIX1058850
+Node: BTL1060239
+Node: POSIX/GNU1060973
+Node: Feature History1066597
+Node: Common Extensions1079695
+Node: Ranges and Locales1081019
+Ref: Ranges and Locales-Footnote-11085637
+Ref: Ranges and Locales-Footnote-21085664
+Ref: Ranges and Locales-Footnote-31085898
+Node: Contributors1086119
+Node: History summary1091660
+Node: Installation1093030
+Node: Gawk Distribution1093976
+Node: Getting1094460
+Node: Extracting1095283
+Node: Distribution contents1096918
+Node: Unix Installation1102983
+Node: Quick Installation1103666
+Node: Shell Startup Files1106077
+Node: Additional Configuration Options1107156
+Node: Configuration Philosophy1108895
+Node: Non-Unix Installation1111264
+Node: PC Installation1111722
+Node: PC Binary Installation1113041
+Node: PC Compiling1114889
+Ref: PC Compiling-Footnote-11117910
+Node: PC Testing1118019
+Node: PC Using1119195
+Node: Cygwin1123310
+Node: MSYS1124133
+Node: VMS Installation1124633
+Node: VMS Compilation1125425
+Ref: VMS Compilation-Footnote-11126647
+Node: VMS Dynamic Extensions1126705
+Node: VMS Installation Details1128389
+Node: VMS Running1130641
+Node: VMS GNV1133477
+Node: VMS Old Gawk1134211
+Node: Bugs1134681
+Node: Other Versions1138564
+Node: Installation summary1144986
+Node: Notes1146042
+Node: Compatibility Mode1146907
+Node: Additions1147689
+Node: Accessing The Source1148614
+Node: Adding Code1150050
+Node: New Ports1156215
+Node: Derived Files1160697
+Ref: Derived Files-Footnote-11166172
+Ref: Derived Files-Footnote-21166206
+Ref: Derived Files-Footnote-31166802
+Node: Future Extensions1166916
+Node: Implementation Limitations1167522
+Node: Extension Design1168770
+Node: Old Extension Problems1169924
+Ref: Old Extension Problems-Footnote-11171441
+Node: Extension New Mechanism Goals1171498
+Ref: Extension New Mechanism Goals-Footnote-11174858
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+Node: Extension Future Growth1177155
+Node: Old Extension Mechanism1177991
+Node: Notes summary1179753
+Node: Basic Concepts1180939
+Node: Basic High Level1181620
+Ref: figure-general-flow1181892
+Ref: figure-process-flow1182491
+Ref: Basic High Level-Footnote-11185720
+Node: Basic Data Typing1185905
+Node: Glossary1189233
+Node: Copying1214391
+Node: GNU Free Documentation License1251947
+Node: Index1277083
 
 End Tag Table
diff --git a/doc/gawk.texi b/doc/gawk.texi
index 00f2fa5..7c9beae 100644
--- a/doc/gawk.texi
+++ b/doc/gawk.texi
@@ -14896,6 +14896,12 @@ that it creates.  You should therefore be especially 
careful if you
 modify @code{ENVIRON["PATH"]"}, which is the search path for finding
 executable programs.
 
+This can also affect the running @command{gawk} program, since some of the
+built-in functions may pay attention to certain environment variables.
+The most notable instance of this is @code{mktime()} (@pxref{Time
+Functions}), which pays attention the value of the @env{TZ} environment
+variable on many systems.
+
 Some operating systems may not have environment variables.
 On such systems, the @code{ENVIRON} array is empty (except for
 @address@hidden"AWKPATH"]}} and
diff --git a/doc/gawktexi.in b/doc/gawktexi.in
index 758fe14..391405e 100644
--- a/doc/gawktexi.in
+++ b/doc/gawktexi.in
@@ -14225,6 +14225,12 @@ that it creates.  You should therefore be especially 
careful if you
 modify @code{ENVIRON["PATH"]"}, which is the search path for finding
 executable programs.
 
+This can also affect the running @command{gawk} program, since some of the
+built-in functions may pay attention to certain environment variables.
+The most notable instance of this is @code{mktime()} (@pxref{Time
+Functions}), which pays attention the value of the @env{TZ} environment
+variable on many systems.
+
 Some operating systems may not have environment variables.
 On such systems, the @code{ENVIRON} array is empty (except for
 @address@hidden"AWKPATH"]}} and

http://git.sv.gnu.org/cgit/gawk.git/commit/?id=0b07960513cbb8aa76b6f301b23cf73b5b2019c7

commit 0b07960513cbb8aa76b6f301b23cf73b5b2019c7
Merge: b15c714 2513062
Author: Arnold D. Robbins <address@hidden>
Date:   Sun Nov 23 19:57:09 2014 +0200

    Merge branch 'gawk-4.1-stable'


-----------------------------------------------------------------------

Summary of changes:
 ChangeLog           |    5 +
 NEWS                |    3 +-
 awk.h               |  126 ++++----
 doc/ChangeLog       |    5 +
 doc/gawk.info       |  804 ++++++++++++++++++++++++++-------------------------
 doc/gawk.texi       |    6 +
 doc/gawktexi.in     |    6 +
 extension/ChangeLog |    5 +
 extension/inplace.c |    8 +-
 9 files changed, 503 insertions(+), 465 deletions(-)


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