Merge branch 'master' into feature/regex-type

4 files changed, 417 insertions, 425 deletions

diff --git a/doc/ChangeLog b/doc/ChangeLog
index 0e88c869..4d4b28c7 100644
--- a/doc/ChangeLog
+++ b/doc/ChangeLog
@@ -1,3 +1,17 @@
+2015-04-05         Andrew J. Schorr     <aschorr@telemetry-investments.com>
+
+	* gawktexi.in: Replace http://gawkextlib.sourceforge.net with
+	http://sourceforge.net/projects/gawkextlib, since the former link
+	contains obsolete info.  Update the gawkextlib build instructions
+	to point to http://sourceforge.net/projects/gawkextlib/files for the
+	current info.
+
+2015-04-05         Arnold D. Robbins     <arnold@skeeve.com>
+
+	* gawktexi.in: Fix a figure caption. Thanks to Antonio Colombo
+	for pointing this out.
+	* gawktexi.in: Additional typo fix, also thanks to Antonio.
+
 2015-04-02         Arnold D. Robbins     <arnold@skeeve.com>
 
 	* gawktexi.in, gawk.1, awkcard.in: Name change: div() --> intdiv().
diff --git a/doc/gawk.info b/doc/gawk.info
index 685df45b..8ca85f4a 100644
--- a/doc/gawk.info
+++ b/doc/gawk.info
@@ -9453,7 +9453,7 @@ tasks that would otherwise be difficult or impossible to perform:
      inserting an "input parser"; *note Input Parsers::), you can invoke
      them at this point, before `gawk' has started processing the file.
      (This is a _very_ advanced feature, currently used only by the
-     `gawkextlib' project (http://gawkextlib.sourceforge.net).)
+     `gawkextlib' project (http://sourceforge.net/projects/gawkextlib).)
 
    The `ENDFILE' rule is called when `gawk' has finished processing the
 last record in an input file.  For the last input file, it will be
@@ -10446,8 +10446,8 @@ Options::), they are not special:
      mode, `gawk' does update its own environment when `ENVIRON' is
      changed, thus changing the environment seen by programs that it
      creates.  You should therefore be especially careful if you modify
-     `ENVIRON["PATH"]"', which is the search path for finding
-     executable programs.
+     `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
@@ -26305,19 +26305,13 @@ follows.  First, build and install `gawk':
      make && make check                    Build and check that all is OK
      make install                          Install gawk
 
-   Next, build `gawkextlib' and test it:
-
-     cd .../path/to/gawkextlib-code
-     ./update-autotools                    Generate configure, etc.
-                                           You may have to run this command twice
-     ./configure --with-gawk=/tmp/newgawk  Configure, point at "installed" gawk
-     make && make check                    Build and check that all is OK
-     make install                          Install the extensions
-
-   If you have installed `gawk' in the standard way, then you will
-likely not need the `--with-gawk' option when configuring `gawkextlib'.
-You may need to use the `sudo' utility to install both `gawk' and
-`gawkextlib', depending upon how your system works.
+   Next, go to `http://sourceforge.net/projects/gawkextlib/files' to
+download `gawkextlib' and any extensions that you would like to build.
+The `README' file at that site explains how to build the code.  If you
+installed `gawk' in a non-standard location, you will need to specify
+`./configure --with-gawk=/PATH/TO/GAWK' to find it.  You may need to
+use the `sudo' utility to install both `gawk' and `gawkextlib',
+depending upon how your system works.
 
    If you write an extension that you wish to share with other `gawk'
 users, consider doing so through the `gawkextlib' project.  See the
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 Node: BEGINFILE/ENDFILE405319
-Node: Empty408216
-Node: Using Shell Variables408533
-Node: Action Overview410806
-Node: Statements413132
-Node: If Statement414980
-Node: While Statement416475
-Node: Do Statement418503
-Node: For Statement419651
-Node: Switch Statement422809
-Node: Break Statement425191
-Node: Continue Statement427284
-Node: Next Statement429111
-Node: Nextfile Statement431492
-Node: Exit Statement434120
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-Ref: User-modified-Footnote-1445298
-Node: Auto-set445360
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-Ref: Auto-set-Footnote-2459798
-Node: ARGC and ARGV459854
-Node: Pattern Action Summary464072
-Node: Arrays466505
-Node: Array Basics467834
-Node: Array Intro468678
-Ref: figure-array-elements470615
-Ref: Array Intro-Footnote-1473238
-Node: Reference to Elements473366
-Node: Assigning Elements475828
-Node: Array Example476319
-Node: Scanning an Array478078
-Node: Controlling Scanning481101
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-Node: Numeric Array Subscripts486811
-Node: Uninitialized Subscripts488996
-Node: Delete490613
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-Node: Multidimensional493419
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-Node: Arrays Summary502859
-Node: Functions504950
-Node: Built-in505989
-Node: Calling Built-in507067
-Node: Numeric Functions509062
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-Ref: Numeric Functions-Footnote-3514300
-Node: String Functions514572
-Ref: String Functions-Footnote-1538073
-Ref: String Functions-Footnote-2538202
-Ref: String Functions-Footnote-3538450
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-Ref: table-sub-proposed541833
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-Node: POSIX Floating Point Problems916162
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-Node: Floating point summary920079
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-Node: Output Wrappers962826
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+Node: Math Definitions889069
+Ref: table-ieee-formats892364
+Ref: Math Definitions-Footnote-1892968
+Node: MPFR features893073
+Node: FP Math Caution894744
+Ref: FP Math Caution-Footnote-1895794
+Node: Inexactness of computations896163
+Node: Inexact representation897122
+Node: Comparing FP Values898480
+Node: Errors accumulate899562
+Node: Getting Accuracy900994
+Node: Try To Round903698
+Node: Setting precision904597
+Ref: table-predefined-precision-strings905281
+Node: Setting the rounding mode907110
+Ref: table-gawk-rounding-modes907474
+Ref: Setting the rounding mode-Footnote-1910926
+Node: Arbitrary Precision Integers911105
+Ref: Arbitrary Precision Integers-Footnote-1916021
+Node: POSIX Floating Point Problems916170
+Ref: POSIX Floating Point Problems-Footnote-1920049
+Node: Floating point summary920087
+Node: Dynamic Extensions922274
+Node: Extension Intro923826
+Node: Plugin License925091
+Node: Extension Mechanism Outline925888
+Ref: figure-load-extension926316
+Ref: figure-register-new-function927796
+Ref: figure-call-new-function928800
+Node: Extension API Description930787
+Node: Extension API Functions Introduction932321
+Node: General Data Types937190
+Ref: General Data Types-Footnote-1943090
+Node: Memory Allocation Functions943389
+Ref: Memory Allocation Functions-Footnote-1946228
+Node: Constructor Functions946327
+Node: Registration Functions948066
+Node: Extension Functions948751
+Node: Exit Callback Functions951048
+Node: Extension Version String952296
+Node: Input Parsers952959
+Node: Output Wrappers962834
+Node: Two-way processors967347
+Node: Printing Messages969610
+Ref: Printing Messages-Footnote-1970686
+Node: Updating `ERRNO'970838
+Node: Requesting Values971578
+Ref: table-value-types-returned972305
+Node: Accessing Parameters973262
+Node: Symbol Table Access974496
+Node: Symbol table by name975010
+Node: Symbol table by cookie977030
+Ref: Symbol table by cookie-Footnote-1981175
+Node: Cached values981238
+Ref: Cached values-Footnote-1984734
+Node: Array Manipulation984825
+Ref: Array Manipulation-Footnote-1985915
+Node: Array Data Types985952
+Ref: Array Data Types-Footnote-1988607
+Node: Array Functions988699
+Node: Flattening Arrays992558
+Node: Creating Arrays999460
+Node: Redirection API1004231
+Node: Extension API Variables1007056
+Node: Extension Versioning1007689
+Node: Extension API Informational Variables1009580
+Node: Extension API Boilerplate1010645
+Node: Finding Extensions1014454
+Node: Extension Example1015014
+Node: Internal File Description1015786
+Node: Internal File Ops1019853
+Ref: Internal File Ops-Footnote-11031604
+Node: Using Internal File Ops1031744
+Ref: Using Internal File Ops-Footnote-11034127
+Node: Extension Samples1034400
+Node: Extension Sample File Functions1035928
+Node: Extension Sample Fnmatch1043609
+Node: Extension Sample Fork1045097
+Node: Extension Sample Inplace1046312
+Node: Extension Sample Ord1048398
+Node: Extension Sample Readdir1049234
+Ref: table-readdir-file-types1050111
+Node: Extension Sample Revout1050922
+Node: Extension Sample Rev2way1051511
+Node: Extension Sample Read write array1052251
+Node: Extension Sample Readfile1054191
+Node: Extension Sample Time1055286
+Node: Extension Sample API Tests1056634
+Node: gawkextlib1057125
+Node: Extension summary1059572
+Node: Extension Exercises1063261
+Node: Language History1064757
+Node: V7/SVR3.11066413
+Node: SVR41068566
+Node: POSIX1070000
+Node: BTL1071381
+Node: POSIX/GNU1072112
+Node: Feature History1077951
+Node: Common Extensions1091748
+Node: Ranges and Locales1093120
+Ref: Ranges and Locales-Footnote-11097739
+Ref: Ranges and Locales-Footnote-21097766
+Ref: Ranges and Locales-Footnote-31098001
+Node: Contributors1098222
+Node: History summary1103762
+Node: Installation1105141
+Node: Gawk Distribution1106087
+Node: Getting1106571
+Node: Extracting1107394
+Node: Distribution contents1109031
+Node: Unix Installation1115133
+Node: Quick Installation1115816
+Node: Shell Startup Files1118227
+Node: Additional Configuration Options1119306
+Node: Configuration Philosophy1121110
+Node: Non-Unix Installation1123479
+Node: PC Installation1123937
+Node: PC Binary Installation1125257
+Node: PC Compiling1127105
+Ref: PC Compiling-Footnote-11130126
+Node: PC Testing1130235
+Node: PC Using1131411
+Node: Cygwin1135526
+Node: MSYS1136296
+Node: VMS Installation1136797
+Node: VMS Compilation1137589
+Ref: VMS Compilation-Footnote-11138818
+Node: VMS Dynamic Extensions1138876
+Node: VMS Installation Details1140560
+Node: VMS Running1142811
+Node: VMS GNV1145651
+Node: VMS Old Gawk1146386
+Node: Bugs1146856
+Node: Other Versions1150745
+Node: Installation summary1157179
+Node: Notes1158238
+Node: Compatibility Mode1159103
+Node: Additions1159885
+Node: Accessing The Source1160810
+Node: Adding Code1162245
+Node: New Ports1168402
+Node: Derived Files1172884
+Ref: Derived Files-Footnote-11178359
+Ref: Derived Files-Footnote-21178393
+Ref: Derived Files-Footnote-31178989
+Node: Future Extensions1179103
+Node: Implementation Limitations1179709
+Node: Extension Design1180957
+Node: Old Extension Problems1182111
+Ref: Old Extension Problems-Footnote-11183628
+Node: Extension New Mechanism Goals1183685
+Ref: Extension New Mechanism Goals-Footnote-11187045
+Node: Extension Other Design Decisions1187234
+Node: Extension Future Growth1189342
+Node: Old Extension Mechanism1190178
+Node: Notes summary1191940
+Node: Basic Concepts1193126
+Node: Basic High Level1193807
+Ref: figure-general-flow1194079
+Ref: figure-process-flow1194678
+Ref: Basic High Level-Footnote-11197907
+Node: Basic Data Typing1198092
+Node: Glossary1201420
+Node: Copying1233349
+Node: GNU Free Documentation License1270905
+Node: Index1296041
 
 End Tag Table
diff --git a/doc/gawk.texi b/doc/gawk.texi
index ca378cca..d2d4107d 100644
--- a/doc/gawk.texi
+++ b/doc/gawk.texi
@@ -13640,7 +13640,7 @@ If you have written extensions that modify the record handling (by
 inserting an ``input parser''; @pxref{Input Parsers}), you can invoke
 them at this point, before @command{gawk} has started processing the file.
 (This is a @emph{very} advanced feature, currently used only by the
-@uref{http://gawkextlib.sourceforge.net, @code{gawkextlib} project}.)
+@uref{http://sourceforge.net/projects/gawkextlib, @code{gawkextlib} project}.)
 @end itemize
 
 The @code{ENDFILE} rule is called when @command{gawk} has finished processing
@@ -14928,7 +14928,7 @@ However, beginning with version 4.2, if not in POSIX
 compatibility mode, @command{gawk} does update its own environment when
 @code{ENVIRON} is changed, thus changing the environment seen by programs
 that it creates.  You should therefore be especially careful if you
-modify @code{ENVIRON["PATH"]"}, which is the search path for finding
+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
@@ -15668,10 +15668,10 @@ conceptually, if the element values are eight, @code{"foo"},
 @float Figure,figure-array-elements
 @caption{A contiguous array}
 @ifinfo
-@center @image{array-elements, , , Basic Program Stages, txt}
+@center @image{array-elements, , , A Contiguous Array, txt}
 @end ifinfo
 @ifnotinfo
-@center @image{array-elements, , , Basic Program Stages}
+@center @image{array-elements, , , A Contiguous Array}
 @end ifnotinfo
 @end float
 @end ifnotdocbook
@@ -35353,20 +35353,12 @@ make && make check                    @ii{Build and check that all is OK}
 make install                          @ii{Install gawk}
 @end example
 
-Next, build @code{gawkextlib} and test it:
-
-@example
-cd .../path/to/gawkextlib-code
-./update-autotools                    @ii{Generate configure, etc.}
-                                      @ii{You may have to run this command twice}
-./configure --with-gawk=/tmp/newgawk  @ii{Configure, point at ``installed'' gawk}
-make && make check                    @ii{Build and check that all is OK}
-make install                          @ii{Install the extensions}
-@end example
-
-If you have installed @command{gawk} in the standard way, then you
-will likely not need the @option{--with-gawk} option when configuring
-@code{gawkextlib}.  You may need to use the @command{sudo} utility
+Next, go to @url{http://sourceforge.net/projects/gawkextlib/files} to
+download @code{gawkextlib} and any extensions that you would like to build.
+The @file{README} file at that site explains how to build the code.  If you
+installed @command{gawk} in a non-standard location, you will need to
+specify @code{./configure --with-gawk=@var{/path/to/gawk}} to find it.
+You may need to use the @command{sudo} utility
 to install both @command{gawk} and @code{gawkextlib}, depending upon
 how your system works.
 
diff --git a/doc/gawktexi.in b/doc/gawktexi.in
index 4cd04763..5fe53190 100644
--- a/doc/gawktexi.in
+++ b/doc/gawktexi.in
@@ -12968,7 +12968,7 @@ If you have written extensions that modify the record handling (by
 inserting an ``input parser''; @pxref{Input Parsers}), you can invoke
 them at this point, before @command{gawk} has started processing the file.
 (This is a @emph{very} advanced feature, currently used only by the
-@uref{http://gawkextlib.sourceforge.net, @code{gawkextlib} project}.)
+@uref{http://sourceforge.net/projects/gawkextlib, @code{gawkextlib} project}.)
 @end itemize
 
 The @code{ENDFILE} rule is called when @command{gawk} has finished processing
@@ -14256,7 +14256,7 @@ However, beginning with version 4.2, if not in POSIX
 compatibility mode, @command{gawk} does update its own environment when
 @code{ENVIRON} is changed, thus changing the environment seen by programs
 that it creates.  You should therefore be especially careful if you
-modify @code{ENVIRON["PATH"]"}, which is the search path for finding
+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
@@ -14950,10 +14950,10 @@ conceptually, if the element values are eight, @code{"foo"},
 @float Figure,figure-array-elements
 @caption{A contiguous array}
 @ifinfo
-@center @image{array-elements, , , Basic Program Stages, txt}
+@center @image{array-elements, , , A Contiguous Array, txt}
 @end ifinfo
 @ifnotinfo
-@center @image{array-elements, , , Basic Program Stages}
+@center @image{array-elements, , , A Contiguous Array}
 @end ifnotinfo
 @end float
 @end ifnotdocbook
@@ -34444,20 +34444,12 @@ make && make check                    @ii{Build and check that all is OK}
 make install                          @ii{Install gawk}
 @end example
 
-Next, build @code{gawkextlib} and test it:
-
-@example
-cd .../path/to/gawkextlib-code
-./update-autotools                    @ii{Generate configure, etc.}
-                                      @ii{You may have to run this command twice}
-./configure --with-gawk=/tmp/newgawk  @ii{Configure, point at ``installed'' gawk}
-make && make check                    @ii{Build and check that all is OK}
-make install                          @ii{Install the extensions}
-@end example
-
-If you have installed @command{gawk} in the standard way, then you
-will likely not need the @option{--with-gawk} option when configuring
-@code{gawkextlib}.  You may need to use the @command{sudo} utility
+Next, go to @url{http://sourceforge.net/projects/gawkextlib/files} to
+download @code{gawkextlib} and any extensions that you would like to build.
+The @file{README} file at that site explains how to build the code.  If you
+installed @command{gawk} in a non-standard location, you will need to
+specify @code{./configure --with-gawk=@var{/path/to/gawk}} to find it.
+You may need to use the @command{sudo} utility
 to install both @command{gawk} and @code{gawkextlib}, depending upon
 how your system works.