Merge branch 'master' into non-fatal-io

15 files changed, 1286 insertions, 1163 deletions

diff --git a/ChangeLog b/ChangeLog
index 35d73180..c75a913f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2014-12-24         Arnold D. Robbins     <arnold@skeeve.com>
+
+	* profile.c (pprint): Be sure to set ip2 in all paths
+	through the code. Thanks to GCC 4.9 for the warning.
+
 2014-12-20         Arnold D. Robbins     <arnold@skeeve.com>
 
 	Enable non-fatal output on per-file or global basis,
diff --git a/doc/ChangeLog b/doc/ChangeLog
index cf320744..e6b14381 100644
--- a/doc/ChangeLog
+++ b/doc/ChangeLog
@@ -1,3 +1,11 @@
+2014-12-24         Arnold D. Robbins     <arnold@skeeve.com>
+
+	* gawktexi.in: Add one more paragraph to new foreword.
+	* gawktexi.in: Fix exponentiation in TeX mode. Thanks to
+	Marco Curreli by way of Antonio Giovanni.
+
+	* texinfo.tex: Updated.
+
 2014-12-12         Arnold D. Robbins     <arnold@skeeve.com>
 
 	* gawktexi.in: Minor fix.
diff --git a/doc/gawk.info b/doc/gawk.info
index 8e5e6b29..37494e64 100644
--- a/doc/gawk.info
+++ b/doc/gawk.info
@@ -798,6 +798,9 @@ module loads the C/C++ module as a dynamic plug-in.  *note Dynamic
 Extensions::, has all the details, and as expected, many examples to
 help you learn the ins and outs.
 
+   I enjoy programming in AWK and had fun (re)reading this book.  I
+think you will too.
+
      Michael Brennan
      Author of `mawk'
      October 2014
@@ -31999,7 +32002,7 @@ Index
 * Brennan, Michael <2>:                  Simple Sed.          (line  25)
 * Brennan, Michael <3>:                  Delete.              (line  56)
 * Brennan, Michael <4>:                  Acknowledgments.     (line  78)
-* Brennan, Michael <5>:                  Foreword4.           (line  30)
+* Brennan, Michael <5>:                  Foreword4.           (line  33)
 * Brennan, Michael:                      Foreword3.           (line  84)
 * Brian Kernighan's awk <1>:             I/O Functions.       (line  43)
 * Brian Kernighan's awk <2>:             Gory Details.        (line  19)
@@ -34452,558 +34455,558 @@ Tag Table:
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+Node: Field Separators212394
+Node: Default Field Splitting215099
+Node: Regexp Field Splitting216216
+Node: Single Character Fields219566
+Node: Command Line Field Separator220625
+Node: Full Line Fields223837
+Ref: Full Line Fields-Footnote-1225354
+Ref: Full Line Fields-Footnote-2225400
+Node: Field Splitting Summary225501
+Node: Constant Size227575
+Node: Splitting By Content232164
+Ref: Splitting By Content-Footnote-1236158
+Node: Multiple Line236321
+Ref: Multiple Line-Footnote-1242207
+Node: Getline242386
+Node: Plain Getline244598
+Node: Getline/Variable247238
+Node: Getline/File248386
+Node: Getline/Variable/File249770
+Ref: Getline/Variable/File-Footnote-1251373
+Node: Getline/Pipe251460
+Node: Getline/Variable/Pipe254143
+Node: Getline/Coprocess255274
+Node: Getline/Variable/Coprocess256526
+Node: Getline Notes257265
+Node: Getline Summary260057
+Ref: table-getline-variants260469
+Node: Read Timeout261298
+Ref: Read Timeout-Footnote-1265123
+Node: Command-line directories265181
+Node: Input Summary266086
+Node: Input Exercises269387
+Node: Printing270115
+Node: Print271892
+Node: Print Examples273349
+Node: Output Separators276128
+Node: OFMT278146
+Node: Printf279500
+Node: Basic Printf280285
+Node: Control Letters281855
+Node: Format Modifiers285838
+Node: Printf Examples291847
+Node: Redirection294333
+Node: Special FD301174
+Ref: Special FD-Footnote-1304334
+Node: Special Files304408
+Node: Other Inherited Files305025
+Node: Special Network306025
+Node: Special Caveats306887
+Node: Close Files And Pipes307838
+Ref: Close Files And Pipes-Footnote-1315020
+Ref: Close Files And Pipes-Footnote-2315168
+Node: Output Summary315318
+Node: Output Exercises316316
+Node: Expressions316996
+Node: Values318181
+Node: Constants318859
+Node: Scalar Constants319550
+Ref: Scalar Constants-Footnote-1320409
+Node: Nondecimal-numbers320659
+Node: Regexp Constants323677
+Node: Using Constant Regexps324202
+Node: Variables327345
+Node: Using Variables328000
+Node: Assignment Options329911
+Node: Conversion331786
+Node: Strings And Numbers332310
+Ref: Strings And Numbers-Footnote-1335375
+Node: Locale influences conversions335484
+Ref: table-locale-affects338231
+Node: All Operators338819
+Node: Arithmetic Ops339449
+Node: Concatenation341954
+Ref: Concatenation-Footnote-1344773
+Node: Assignment Ops344879
+Ref: table-assign-ops349858
+Node: Increment Ops351130
+Node: Truth Values and Conditions354568
+Node: Truth Values355653
+Node: Typing and Comparison356702
+Node: Variable Typing357512
+Node: Comparison Operators361165
+Ref: table-relational-ops361575
+Node: POSIX String Comparison365070
+Ref: POSIX String Comparison-Footnote-1366142
+Node: Boolean Ops366280
+Ref: Boolean Ops-Footnote-1370759
+Node: Conditional Exp370850
+Node: Function Calls372577
+Node: Precedence376457
+Node: Locales380118
+Node: Expressions Summary381750
+Node: Patterns and Actions384310
+Node: Pattern Overview385430
+Node: Regexp Patterns387109
+Node: Expression Patterns387652
+Node: Ranges391362
+Node: BEGIN/END394468
+Node: Using BEGIN/END395229
+Ref: Using BEGIN/END-Footnote-1397963
+Node: I/O And BEGIN/END398069
+Node: BEGINFILE/ENDFILE400383
+Node: Empty403284
+Node: Using Shell Variables403601
+Node: Action Overview405874
+Node: Statements408200
+Node: If Statement410048
+Node: While Statement411543
+Node: Do Statement413572
+Node: For Statement414716
+Node: Switch Statement417873
+Node: Break Statement420255
+Node: Continue Statement422296
+Node: Next Statement424123
+Node: Nextfile Statement426504
+Node: Exit Statement429134
+Node: Built-in Variables431537
+Node: User-modified432670
+Ref: User-modified-Footnote-1440351
+Node: Auto-set440413
+Ref: Auto-set-Footnote-1454105
+Ref: Auto-set-Footnote-2454310
+Node: ARGC and ARGV454366
+Node: Pattern Action Summary458584
+Node: Arrays461011
+Node: Array Basics462340
+Node: Array Intro463184
+Ref: figure-array-elements465148
+Ref: Array Intro-Footnote-1467674
+Node: Reference to Elements467802
+Node: Assigning Elements470254
+Node: Array Example470745
+Node: Scanning an Array472503
+Node: Controlling Scanning475519
+Ref: Controlling Scanning-Footnote-1480715
+Node: Numeric Array Subscripts481031
+Node: Uninitialized Subscripts483216
+Node: Delete484833
+Ref: Delete-Footnote-1487576
+Node: Multidimensional487633
+Node: Multiscanning490730
+Node: Arrays of Arrays492319
+Node: Arrays Summary497078
+Node: Functions499170
+Node: Built-in500069
+Node: Calling Built-in501147
+Node: Numeric Functions503138
+Ref: Numeric Functions-Footnote-1507957
+Ref: Numeric Functions-Footnote-2508314
+Ref: Numeric Functions-Footnote-3508362
+Node: String Functions508634
+Ref: String Functions-Footnote-1532109
+Ref: String Functions-Footnote-2532238
+Ref: String Functions-Footnote-3532486
+Node: Gory Details532573
+Ref: table-sub-escapes534354
+Ref: table-sub-proposed535874
+Ref: table-posix-sub537238
+Ref: table-gensub-escapes538774
+Ref: Gory Details-Footnote-1539606
+Node: I/O Functions539757
+Ref: I/O Functions-Footnote-1546975
+Node: Time Functions547122
+Ref: Time Functions-Footnote-1557610
+Ref: Time Functions-Footnote-2557678
+Ref: Time Functions-Footnote-3557836
+Ref: Time Functions-Footnote-4557947
+Ref: Time Functions-Footnote-5558059
+Ref: Time Functions-Footnote-6558286
+Node: Bitwise Functions558552
+Ref: table-bitwise-ops559114
+Ref: Bitwise Functions-Footnote-1563423
+Node: Type Functions563592
+Node: I18N Functions564743
+Node: User-defined566388
+Node: Definition Syntax567193
+Ref: Definition Syntax-Footnote-1572600
+Node: Function Example572671
+Ref: Function Example-Footnote-1575590
+Node: Function Caveats575612
+Node: Calling A Function576130
+Node: Variable Scope577088
+Node: Pass By Value/Reference580076
+Node: Return Statement583571
+Node: Dynamic Typing586552
+Node: Indirect Calls587481
+Ref: Indirect Calls-Footnote-1598783
+Node: Functions Summary598911
+Node: Library Functions601613
+Ref: Library Functions-Footnote-1605222
+Ref: Library Functions-Footnote-2605365
+Node: Library Names605536
+Ref: Library Names-Footnote-1608990
+Ref: Library Names-Footnote-2609213
+Node: General Functions609299
+Node: Strtonum Function610402
+Node: Assert Function613424
+Node: Round Function616748
+Node: Cliff Random Function618289
+Node: Ordinal Functions619305
+Ref: Ordinal Functions-Footnote-1622368
+Ref: Ordinal Functions-Footnote-2622620
+Node: Join Function622831
+Ref: Join Function-Footnote-1624600
+Node: Getlocaltime Function624800
+Node: Readfile Function628544
+Node: Shell Quoting630514
+Node: Data File Management631915
+Node: Filetrans Function632547
+Node: Rewind Function636603
+Node: File Checking637990
+Ref: File Checking-Footnote-1639322
+Node: Empty Files639523
+Node: Ignoring Assigns641502
+Node: Getopt Function643053
+Ref: Getopt Function-Footnote-1654515
+Node: Passwd Functions654715
+Ref: Passwd Functions-Footnote-1663552
+Node: Group Functions663640
+Ref: Group Functions-Footnote-1671534
+Node: Walking Arrays671747
+Node: Library Functions Summary673350
+Node: Library Exercises674751
+Node: Sample Programs676031
+Node: Running Examples676801
+Node: Clones677529
+Node: Cut Program678753
+Node: Egrep Program688472
+Ref: Egrep Program-Footnote-1695970
+Node: Id Program696080
+Node: Split Program699725
+Ref: Split Program-Footnote-1703173
+Node: Tee Program703301
+Node: Uniq Program706090
+Node: Wc Program713509
+Ref: Wc Program-Footnote-1717759
+Node: Miscellaneous Programs717853
+Node: Dupword Program719066
+Node: Alarm Program721097
+Node: Translate Program725901
+Ref: Translate Program-Footnote-1730466
+Node: Labels Program730736
+Ref: Labels Program-Footnote-1734087
+Node: Word Sorting734171
+Node: History Sorting738242
+Node: Extract Program740078
+Node: Simple Sed747603
+Node: Igawk Program750671
+Ref: Igawk Program-Footnote-1764995
+Ref: Igawk Program-Footnote-2765196
+Ref: Igawk Program-Footnote-3765318
+Node: Anagram Program765433
+Node: Signature Program768490
+Node: Programs Summary769737
+Node: Programs Exercises770930
+Ref: Programs Exercises-Footnote-1775061
+Node: Advanced Features775152
+Node: Nondecimal Data777100
+Node: Array Sorting778690
+Node: Controlling Array Traversal779387
+Ref: Controlling Array Traversal-Footnote-1787720
+Node: Array Sorting Functions787838
+Ref: Array Sorting Functions-Footnote-1791727
+Node: Two-way I/O791923
+Ref: Two-way I/O-Footnote-1796868
+Ref: Two-way I/O-Footnote-2797054
+Node: TCP/IP Networking797136
+Node: Profiling800009
+Node: Advanced Features Summary808286
+Node: Internationalization810219
+Node: I18N and L10N811699
+Node: Explaining gettext812385
+Ref: Explaining gettext-Footnote-1817410
+Ref: Explaining gettext-Footnote-2817594
+Node: Programmer i18n817759
+Ref: Programmer i18n-Footnote-1822625
+Node: Translator i18n822674
+Node: String Extraction823468
+Ref: String Extraction-Footnote-1824599
+Node: Printf Ordering824685
+Ref: Printf Ordering-Footnote-1827471
+Node: I18N Portability827535
+Ref: I18N Portability-Footnote-1829990
+Node: I18N Example830053
+Ref: I18N Example-Footnote-1832856
+Node: Gawk I18N832928
+Node: I18N Summary833566
+Node: Debugger834905
+Node: Debugging835927
+Node: Debugging Concepts836368
+Node: Debugging Terms838221
+Node: Awk Debugging840793
+Node: Sample Debugging Session841687
+Node: Debugger Invocation842207
+Node: Finding The Bug843591
+Node: List of Debugger Commands850066
+Node: Breakpoint Control851399
+Node: Debugger Execution Control855095
+Node: Viewing And Changing Data858459
+Node: Execution Stack861837
+Node: Debugger Info863474
+Node: Miscellaneous Debugger Commands867491
+Node: Readline Support872520
+Node: Limitations873412
+Node: Debugging Summary875526
+Node: Arbitrary Precision Arithmetic876694
+Node: Computer Arithmetic878110
+Ref: table-numeric-ranges881708
+Ref: Computer Arithmetic-Footnote-1882567
+Node: Math Definitions882624
+Ref: table-ieee-formats885912
+Ref: Math Definitions-Footnote-1886516
+Node: MPFR features886621
+Node: FP Math Caution888292
+Ref: FP Math Caution-Footnote-1889342
+Node: Inexactness of computations889711
+Node: Inexact representation890670
+Node: Comparing FP Values892027
+Node: Errors accumulate893109
+Node: Getting Accuracy894542
+Node: Try To Round897204
+Node: Setting precision898103
+Ref: table-predefined-precision-strings898787
+Node: Setting the rounding mode900576
+Ref: table-gawk-rounding-modes900940
+Ref: Setting the rounding mode-Footnote-1904395
+Node: Arbitrary Precision Integers904574
+Ref: Arbitrary Precision Integers-Footnote-1909473
+Node: POSIX Floating Point Problems909622
+Ref: POSIX Floating Point Problems-Footnote-1913495
+Node: Floating point summary913533
+Node: Dynamic Extensions915727
+Node: Extension Intro917279
+Node: Plugin License918545
+Node: Extension Mechanism Outline919342
+Ref: figure-load-extension919770
+Ref: figure-register-new-function921250
+Ref: figure-call-new-function922254
+Node: Extension API Description924240
+Node: Extension API Functions Introduction925690
+Node: General Data Types930514
+Ref: General Data Types-Footnote-1936253
+Node: Memory Allocation Functions936552
+Ref: Memory Allocation Functions-Footnote-1939391
+Node: Constructor Functions939487
+Node: Registration Functions941221
+Node: Extension Functions941906
+Node: Exit Callback Functions944203
+Node: Extension Version String945451
+Node: Input Parsers946116
+Node: Output Wrappers955995
+Node: Two-way processors960510
+Node: Printing Messages962714
+Ref: Printing Messages-Footnote-1963790
+Node: Updating `ERRNO'963942
+Node: Requesting Values964682
+Ref: table-value-types-returned965410
+Node: Accessing Parameters966367
+Node: Symbol Table Access967598
+Node: Symbol table by name968112
+Node: Symbol table by cookie970093
+Ref: Symbol table by cookie-Footnote-1974237
+Node: Cached values974300
+Ref: Cached values-Footnote-1977799
+Node: Array Manipulation977890
+Ref: Array Manipulation-Footnote-1978988
+Node: Array Data Types979025
+Ref: Array Data Types-Footnote-1981680
+Node: Array Functions981772
+Node: Flattening Arrays985626
+Node: Creating Arrays992518
+Node: Extension API Variables997289
+Node: Extension Versioning997925
+Node: Extension API Informational Variables999826
+Node: Extension API Boilerplate1000891
+Node: Finding Extensions1004700
+Node: Extension Example1005260
+Node: Internal File Description1006032
+Node: Internal File Ops1010099
+Ref: Internal File Ops-Footnote-11021769
+Node: Using Internal File Ops1021909
+Ref: Using Internal File Ops-Footnote-11024292
+Node: Extension Samples1024565
+Node: Extension Sample File Functions1026091
+Node: Extension Sample Fnmatch1033729
+Node: Extension Sample Fork1035220
+Node: Extension Sample Inplace1036435
+Node: Extension Sample Ord1038110
+Node: Extension Sample Readdir1038946
+Ref: table-readdir-file-types1039822
+Node: Extension Sample Revout1040633
+Node: Extension Sample Rev2way1041223
+Node: Extension Sample Read write array1041963
+Node: Extension Sample Readfile1043903
+Node: Extension Sample Time1044998
+Node: Extension Sample API Tests1046347
+Node: gawkextlib1046838
+Node: Extension summary1049496
+Node: Extension Exercises1053185
+Node: Language History1053907
+Node: V7/SVR3.11055563
+Node: SVR41057744
+Node: POSIX1059189
+Node: BTL1060578
+Node: POSIX/GNU1061312
+Node: Feature History1066936
+Node: Common Extensions1080034
+Node: Ranges and Locales1081358
+Ref: Ranges and Locales-Footnote-11085976
+Ref: Ranges and Locales-Footnote-21086003
+Ref: Ranges and Locales-Footnote-31086237
+Node: Contributors1086458
+Node: History summary1091999
+Node: Installation1093369
+Node: Gawk Distribution1094315
+Node: Getting1094799
+Node: Extracting1095622
+Node: Distribution contents1097257
+Node: Unix Installation1103322
+Node: Quick Installation1104005
+Node: Shell Startup Files1106416
+Node: Additional Configuration Options1107495
+Node: Configuration Philosophy1109234
+Node: Non-Unix Installation1111603
+Node: PC Installation1112061
+Node: PC Binary Installation1113380
+Node: PC Compiling1115228
+Ref: PC Compiling-Footnote-11118249
+Node: PC Testing1118358
+Node: PC Using1119534
+Node: Cygwin1123649
+Node: MSYS1124472
+Node: VMS Installation1124972
+Node: VMS Compilation1125764
+Ref: VMS Compilation-Footnote-11126986
+Node: VMS Dynamic Extensions1127044
+Node: VMS Installation Details1128728
+Node: VMS Running1130980
+Node: VMS GNV1133816
+Node: VMS Old Gawk1134550
+Node: Bugs1135020
+Node: Other Versions1138903
+Node: Installation summary1145331
+Node: Notes1146387
+Node: Compatibility Mode1147252
+Node: Additions1148034
+Node: Accessing The Source1148959
+Node: Adding Code1150395
+Node: New Ports1156560
+Node: Derived Files1161042
+Ref: Derived Files-Footnote-11166517
+Ref: Derived Files-Footnote-21166551
+Ref: Derived Files-Footnote-31167147
+Node: Future Extensions1167261
+Node: Implementation Limitations1167867
+Node: Extension Design1169115
+Node: Old Extension Problems1170269
+Ref: Old Extension Problems-Footnote-11171786
+Node: Extension New Mechanism Goals1171843
+Ref: Extension New Mechanism Goals-Footnote-11175203
+Node: Extension Other Design Decisions1175392
+Node: Extension Future Growth1177500
+Node: Old Extension Mechanism1178336
+Node: Notes summary1180098
+Node: Basic Concepts1181284
+Node: Basic High Level1181965
+Ref: figure-general-flow1182237
+Ref: figure-process-flow1182836
+Ref: Basic High Level-Footnote-11186065
+Node: Basic Data Typing1186250
+Node: Glossary1189578
+Node: Copying1214736
+Node: GNU Free Documentation License1252292
+Node: Index1277428
 
 End Tag Table
diff --git a/doc/gawk.texi b/doc/gawk.texi
index 4b6e68c1..1c3c0f78 100644
--- a/doc/gawk.texi
+++ b/doc/gawk.texi
@@ -1270,6 +1270,9 @@ the C/C++ module as a dynamic plug-in.
 has all the
 details, and as expected, many examples to help you learn the ins and outs.
 
+I enjoy programming in AWK and had fun (re)reading this book.
+I think you will too.
+
 @ifnotdocbook
 @cindex Brennan, Michael
 @display
@@ -11843,7 +11846,7 @@ The post-increment @samp{foo++} is nearly the same as writing @samp{(foo
 not necessarily equal @code{foo}.  But the difference is minute as
 long as you stick to numbers that are fairly small (less than
 @iftex
-@math{10^12}).
+@math{10^{12}}).
 @end iftex
 @ifnottex
 @ifnotdocbook
diff --git a/doc/gawktexi.in b/doc/gawktexi.in
index f330e8e0..8bdf1a70 100644
--- a/doc/gawktexi.in
+++ b/doc/gawktexi.in
@@ -1265,6 +1265,9 @@ the C/C++ module as a dynamic plug-in.
 has all the
 details, and as expected, many examples to help you learn the ins and outs.
 
+I enjoy programming in AWK and had fun (re)reading this book.
+I think you will too.
+
 @ifnotdocbook
 @cindex Brennan, Michael
 @display
@@ -11230,7 +11233,7 @@ The post-increment @samp{foo++} is nearly the same as writing @samp{(foo
 not necessarily equal @code{foo}.  But the difference is minute as
 long as you stick to numbers that are fairly small (less than
 @iftex
-@math{10^12}).
+@math{10^{12}}).
 @end iftex
 @ifnottex
 @ifnotdocbook
diff --git a/doc/texinfo.tex b/doc/texinfo.tex
index 7506dffb..370d4505 100644
--- a/doc/texinfo.tex
+++ b/doc/texinfo.tex
@@ -3,7 +3,7 @@
 % Load plain if necessary, i.e., if running under initex.
 \expandafter\ifx\csname fmtname\endcsname\relax\input plain\fi
 %
-\def\texinfoversion{2014-03-18.17}
+\def\texinfoversion{2014-12-03.16}
 %
 % Copyright 1985, 1986, 1988, 1990, 1991, 1992, 1993, 1994, 1995,
 % 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
@@ -96,7 +96,9 @@
 \let\ptexraggedright=\raggedright
 \let\ptexrbrace=\}
 \let\ptexslash=\/
+\let\ptexsp=\sp
 \let\ptexstar=\*
+\let\ptexsup=\sup
 \let\ptext=\t
 \let\ptextop=\top
 {\catcode`\'=\active \global\let\ptexquoteright'}% active in plain's math mode
@@ -1010,24 +1012,15 @@ where each line of input produces a line of output.}
 % paragraph.
 %
 \gdef\dosuppressfirstparagraphindent{%
-  \gdef\indent{%
-    \restorefirstparagraphindent
-    \indent
-  }%
-  \gdef\noindent{%
-    \restorefirstparagraphindent
-    \noindent
-  }%
-  \global\everypar = {%
-    \kern -\parindent
-    \restorefirstparagraphindent
-  }%
+  \gdef\indent  {\restorefirstparagraphindent \indent}%
+  \gdef\noindent{\restorefirstparagraphindent \noindent}%
+  \global\everypar = {\kern -\parindent \restorefirstparagraphindent}%
 }
-
+%
 \gdef\restorefirstparagraphindent{%
-  \global \let \indent = \ptexindent
-  \global \let \noindent = \ptexnoindent
-  \global \everypar = {}%
+  \global\let\indent = \ptexindent
+  \global\let\noindent = \ptexnoindent
+  \global\everypar = {}%
 }
 
 
@@ -2090,12 +2083,9 @@ end
  \endgroup
 }
 
-
 % In order for the font changes to affect most math symbols and letters,
-% we have to define the \textfont of the standard families.  Since
-% texinfo doesn't allow for producing subscripts and superscripts except
-% in the main text, we don't bother to reset \scriptfont and
-% \scriptscriptfont (which would also require loading a lot more fonts).
+% we have to define the \textfont of the standard families.  We don't
+% bother to reset \scriptfont and \scriptscriptfont; awaiting user need.
 %
 \def\resetmathfonts{%
   \textfont0=\tenrm \textfont1=\teni \textfont2=\tensy
@@ -2109,8 +2099,8 @@ end
 % \tenSTYLE to set the current font.
 %
 % Each font-changing command also sets the names \lsize (one size lower)
-% and \lllsize (three sizes lower).  These relative commands are used in
-% the LaTeX logo and acronyms.
+% and \lllsize (three sizes lower).  These relative commands are used
+% in, e.g., the LaTeX logo and acronyms.
 %
 % This all needs generalizing, badly.
 %
@@ -2146,7 +2136,7 @@ end
   \let\tenttsl=\secttsl
   \def\curfontsize{sec}%
   \def\lsize{subsec}\def\lllsize{reduced}%
-  \resetmathfonts \setleading{16pt}}
+  \resetmathfonts \setleading{17pt}}
 \def\subsecfonts{%
   \let\tenrm=\ssecrm \let\tenit=\ssecit \let\tensl=\ssecsl
   \let\tenbf=\ssecbf \let\tentt=\ssectt \let\smallcaps=\ssecsc
@@ -2851,6 +2841,8 @@ end
   \let\v=\check
   \let\~=\tilde
   \let\dotaccent=\dot
+  % have to provide another name for sup operator
+  \let\mathopsup=\sup
   $\finishmath
 }
 \def\finishmath#1{#1$\endgroup}  % Close the group opened by \tex.
@@ -2874,6 +2866,18 @@ end
   }
 }
 
+% for @sub and @sup, if in math mode, just do a normal sub/superscript.
+% If in text, use math to place as sub/superscript, but switch
+% into text mode, with smaller fonts.  This is a different font than the
+% one used for real math sub/superscripts (8pt vs. 7pt), but let's not
+% fix it (significant additions to font machinery) until someone notices.
+%
+\def\sub{\ifmmode \expandafter\sb \else \expandafter\finishsub\fi}
+\def\finishsub#1{$\sb{\hbox{\selectfonts\lllsize #1}}$}%
+%
+\def\sup{\ifmmode \expandafter\ptexsp \else \expandafter\finishsup\fi}
+\def\finishsup#1{$\ptexsp{\hbox{\selectfonts\lllsize #1}}$}%
+
 % ctrl is no longer a Texinfo command, but leave this definition for fun.
 \def\ctrl #1{{\tt \rawbackslash \hat}#1}
 
@@ -5739,13 +5743,16 @@ end
 %
 % #1 is the text, #2 is the section type (Ynumbered, Ynothing,
 % Yappendix, Yomitfromtoc), #3 the chapter number.
+% Not used for @heading series.
 %
 % To test against our argument.
 \def\Ynothingkeyword{Ynothing}
-\def\Yomitfromtockeyword{Yomitfromtoc}
 \def\Yappendixkeyword{Yappendix}
+\def\Yomitfromtockeyword{Yomitfromtoc}
 %
 \def\chapmacro#1#2#3{%
+  \checkenv{}% chapters, etc., should not start inside an environment.
+  %
   % Insert the first mark before the heading break (see notes for \domark).
   \let\prevchapterdefs=\lastchapterdefs
   \let\prevsectiondefs=\lastsectiondefs
@@ -5798,6 +5805,7 @@ end
   %
   {%
     \chapfonts \rmisbold
+    \let\footnote=\errfootnoteheading % give better error message
     %
     % Have to define \lastsection before calling \donoderef, because the
     % xref code eventually uses it.  On the other hand, it has to be called
@@ -5891,22 +5899,29 @@ end
 
 % Print any size, any type, section title.
 %
-% #1 is the text, #2 is the section level (sec/subsec/subsubsec), #3 is
-% the section type for xrefs (Ynumbered, Ynothing, Yappendix), #4 is the
-% section number.
+% #1 is the text of the title,
+% #2 is the section level (sec/subsec/subsubsec),
+% #3 is the section type (Ynumbered, Ynothing, Yappendix, Yomitfromtoc),
+% #4 is the section number.
 %
 \def\seckeyword{sec}
 %
 \def\sectionheading#1#2#3#4{%
   {%
-    \checkenv{}% should not be in an environment.
+    \def\sectionlevel{#2}%
+    \def\temptype{#3}%
+    %
+    % It is ok for the @heading series commands to appear inside an
+    % environment (it's been historically allowed, though the logic is
+    % dubious), but not the others.
+    \ifx\temptype\Yomitfromtockeyword\else
+      \checkenv{}% non-@*heading should not be in an environment.
+    \fi
+    \let\footnote=\errfootnoteheading
     %
     % Switch to the right set of fonts.
     \csname #2fonts\endcsname \rmisbold
     %
-    \def\sectionlevel{#2}%
-    \def\temptype{#3}%
-    %
     % Insert first mark before the heading break (see notes for \domark).
     \let\prevsectiondefs=\lastsectiondefs
     \ifx\temptype\Ynothingkeyword
@@ -6333,6 +6348,7 @@ end
   % other math active characters (just in case), to plain's definitions.
   \mathactive
   %
+  % Inverse of the list at the beginning of the file.
   \let\b=\ptexb
   \let\bullet=\ptexbullet
   \let\c=\ptexc
@@ -6348,7 +6364,9 @@ end
   \let\+=\tabalign
   \let\}=\ptexrbrace
   \let\/=\ptexslash
+  \let\sp=\ptexsp
   \let\*=\ptexstar
+  %\let\sup=\ptexsup % do not redefine, we want @sup to work in math mode
   \let\t=\ptext
   \expandafter \let\csname top\endcsname=\ptextop  % we've made it outer
   \let\frenchspacing=\plainfrenchspacing
@@ -7414,7 +7432,6 @@ end
 %
 % \anythingelse will almost certainly be an error of some kind.
 
-
 % \mbodybackslash is the definition of \ in @macro bodies.
 % It maps \foo\ => \csname macarg.foo\endcsname => #N
 % where N is the macro parameter number.
@@ -7523,8 +7540,7 @@ end
 % the catcode regime underwhich the body was input).
 %
 % If you compile with TeX (not eTeX), and you have macros with 10 or more
-% arguments, you need that no macro has more than 256 arguments, otherwise an
-% error is produced.
+% arguments, no macro can have more than 256 arguments (else error).
 \def\parsemargdef#1;{%
   \paramno=0\def\paramlist{}%
   \let\hash\relax
@@ -8359,9 +8375,6 @@ end
 %
 % Auto-number footnotes.  Otherwise like plain.
 \gdef\footnote{%
-  \let\indent=\ptexindent
-  \let\noindent=\ptexnoindent
-  %
   \global\advance\footnoteno by \@ne
   \edef\thisfootno{$^{\the\footnoteno}$}%
   %
@@ -8388,7 +8401,7 @@ end
   %
   % Nested footnotes are not supported in TeX, that would take a lot
   % more work.  (\startsavinginserts does not suffice.)
-  \let\footnote=\errfootnote
+  \let\footnote=\errfootnotenest
   %
   % We want to typeset this text as a normal paragraph, even if the
   % footnote reference occurs in (for example) a display environment.
@@ -8427,12 +8440,17 @@ end
 }
 }%end \catcode `\@=11
 
-\def\errfootnote{%
+\def\errfootnotenest{%
   \errhelp=\EMsimple
   \errmessage{Nested footnotes not supported in texinfo.tex,
     even though they work in makeinfo; sorry}
 }
 
+\def\errfootnoteheading{%
+  \errhelp=\EMsimple
+  \errmessage{Footnotes in chapters, sections, etc., are not supported}
+}
+
 % In case a @footnote appears in a vbox, save the footnote text and create
 % the real \insert just after the vbox finished.  Otherwise, the insertion
 % would be lost.
@@ -8856,20 +8874,20 @@ end
 {
   \catcode`\_ = \active
   \globaldefs=1
-\parseargdef\documentlanguage{\begingroup
-  \let_=\normalunderscore  % normal _ character for filenames
+\parseargdef\documentlanguage{%
   \tex % read txi-??.tex file in plain TeX.
     % Read the file by the name they passed if it exists.
+    \let_ = \normalunderscore  % normal _ character for filename test
     \openin 1 txi-#1.tex
     \ifeof 1
-      \documentlanguagetrywithoutunderscore{#1_\finish}%
+      \documentlanguagetrywithoutunderscore #1_\finish
     \else
       \globaldefs = 1  % everything in the txi-LL files needs to persist
       \input txi-#1.tex
     \fi
     \closein 1
   \endgroup % end raw TeX
-\endgroup}
+}
 %
 % If they passed de_DE, and txi-de_DE.tex doesn't exist,
 % try txi-de.tex.
@@ -9279,6 +9297,18 @@ directory should work if nowhere else does.}
   \UTFviiiLoop
 \endgroup
 
+\def\globallet{\global\let} % save some \expandafter's below
+
+% @U{xxxx} to produce U+xxxx, if we support it.
+\def\U#1{%
+  \expandafter\ifx\csname uni:#1\endcsname \relax
+    \errhelp = \EMsimple	
+    \errmessage{Unicode character U+#1 not supported, sorry}%
+  \else
+    \csname uni:#1\endcsname
+  \fi
+}
+
 \begingroup
   \catcode`\"=12
   \catcode`\<=12
@@ -9287,7 +9317,6 @@ directory should work if nowhere else does.}
   \catcode`\;=12
   \catcode`\!=12
   \catcode`\~=13
-
   \gdef\DeclareUnicodeCharacter#1#2{%
     \countUTFz = "#1\relax
     %\wlog{\space\space defining Unicode char U+#1 (decimal \the\countUTFz)}%
@@ -9302,6 +9331,8 @@ directory should work if nowhere else does.}
       \expandafter\expandafter\expandafter\expandafter
        \expandafter\expandafter\expandafter
        \gdef\UTFviiiTmp{#2}%
+      % define an additional control sequence for this code point.
+      \expandafter\globallet\csname uni:#1\endcsname \UTFviiiTmp
     \endgroup}
 
   \gdef\parseXMLCharref{%
diff --git a/po/it.po b/po/it.po
index a5578723..12305a74 100644
--- a/po/it.po
+++ b/po/it.po
@@ -5,9 +5,9 @@
 msgid ""
 msgstr ""
 "Project-Id-Version: GNU Awk 4.0.73, API: 0.0\n"
-"Report-Msgid-Bugs-To: arnold@skeeve.com\n"
-"POT-Creation-Date: 2014-04-08 19:23+0300\n"
-"PO-Revision-Date: 2014-06-14 17:50+0100\n"
+"Report-Msgid-Bugs-To: bug-gawk@gnu.org\n"
+"POT-Creation-Date: 2014-12-14 21:30+0100\n"
+"PO-Revision-Date: 2014-12-14 22:10+0100\n"
 "Last-Translator: Antonio Colombo <azc100@gmail.com>\n"
 "Language-Team: Italian <it@li.org>\n"
 "Language: it\n"
@@ -34,9 +34,9 @@ msgstr "tentativo di usare il parametro scalare `%s' come un vettore"
 msgid "attempt to use scalar `%s' as an array"
 msgstr "tentativo di usare scalare '%s' come vettore"
 
-#: array.c:409 array.c:576 builtin.c:85 builtin.c:1615 builtin.c:1661
-#: builtin.c:1674 builtin.c:2102 builtin.c:2116 eval.c:1122 eval.c:1126
-#: eval.c:1531
+#: array.c:409 array.c:576 builtin.c:85 builtin.c:1600 builtin.c:1646
+#: builtin.c:1659 builtin.c:2086 builtin.c:2100 eval.c:1150 eval.c:1154
+#: eval.c:1559
 #, c-format
 msgid "attempt to use array `%s' in a scalar context"
 msgstr "tentativo di usare vettore `%s' in un contesto scalare"
@@ -95,412 +95,412 @@ msgstr ""
 "asorti: non consentito un primo argomento che sia un sottovettore del "
 "secondo argomento"
 
-#: array.c:1314
+#: array.c:1313
 #, c-format
 msgid "`%s' is invalid as a function name"
 msgstr "`%s' non è un nome funzione valido"
 
-#: array.c:1318
+#: array.c:1317
 #, c-format
 msgid "sort comparison function `%s' is not defined"
 msgstr "funzione di confronto del sort `%s' non definita"
 
-#: awkgram.y:233
+#: awkgram.y:241
 #, c-format
 msgid "%s blocks must have an action part"
 msgstr "blocchi %s richiedono una `azione'"
 
-#: awkgram.y:236
+#: awkgram.y:244
 msgid "each rule must have a pattern or an action part"
 msgstr "ogni regola deve avere una parte `espressione' o una parte `azione'"
 
-#: awkgram.y:325 awkgram.y:336
+#: awkgram.y:354 awkgram.y:368
 msgid "old awk does not support multiple `BEGIN' or `END' rules"
 msgstr "il vecchio awk non supporta più di una regola `BEGIN' o `END'"
 
-#: awkgram.y:373
+#: awkgram.y:412
 #, c-format
 msgid "`%s' is a built-in function, it cannot be redefined"
 msgstr "`%s' è una funzione interna, non si può ridefinire"
 
-#: awkgram.y:419
+#: awkgram.y:474
 msgid "regexp constant `//' looks like a C++ comment, but is not"
 msgstr "espressione regolare costante `//' sembra un commento C++, ma non lo è"
 
-#: awkgram.y:423
+#: awkgram.y:478
 #, c-format
 msgid "regexp constant `/%s/' looks like a C comment, but is not"
 msgstr "espressione regolare costante `/%s/' sembra un commento C, ma non lo è"
 
-#: awkgram.y:515
+#: awkgram.y:590
 #, c-format
 msgid "duplicate case values in switch body: %s"
 msgstr "valori di `case' doppi all'interno di uno `switch': %s"
 
-#: awkgram.y:536
+#: awkgram.y:611
 msgid "duplicate `default' detected in switch body"
 msgstr "valori di default doppi all'interno di uno `switch'"
 
-#: awkgram.y:796 awkgram.y:3723
+#: awkgram.y:871 awkgram.y:3948
 msgid "`break' is not allowed outside a loop or switch"
 msgstr "`break' non consentito fuori da un ciclo o da uno `switch'"
 
-#: awkgram.y:805 awkgram.y:3715
+#: awkgram.y:880 awkgram.y:3940
 msgid "`continue' is not allowed outside a loop"
 msgstr "`continue' non consentito fuori da un un ciclo"
 
-#: awkgram.y:815
+#: awkgram.y:890
 #, c-format
 msgid "`next' used in %s action"
 msgstr "`next' usato in `azione' %s"
 
-#: awkgram.y:824
+#: awkgram.y:899
 #, c-format
 msgid "`nextfile' used in %s action"
 msgstr "`nextfile' usato in `azione' %s"
 
-#: awkgram.y:848
+#: awkgram.y:923
 msgid "`return' used outside function context"
 msgstr "`return' usato fuori da una funzione"
 
-#: awkgram.y:922
+#: awkgram.y:997
 msgid "plain `print' in BEGIN or END rule should probably be `print \"\"'"
 msgstr "`print' da solo in BEGIN o END dovrebbe forse essere `print \"\"'"
 
-#: awkgram.y:988 awkgram.y:1037
+#: awkgram.y:1063 awkgram.y:1112
 msgid "`delete' is not allowed with SYMTAB"
 msgstr "`delete' non consentito in SYMTAB"
 
-#: awkgram.y:990 awkgram.y:1039
+#: awkgram.y:1065 awkgram.y:1114
 msgid "`delete' is not allowed with FUNCTAB"
 msgstr "`delete' non consentito in FUNCTAB"
 
-#: awkgram.y:1024 awkgram.y:1028
+#: awkgram.y:1099 awkgram.y:1103
 msgid "`delete(array)' is a non-portable tawk extension"
 msgstr "`delete(array)' è un'estensione tawk non-portabile"
 
-#: awkgram.y:1149
+#: awkgram.y:1224
 msgid "multistage two-way pipelines don't work"
 msgstr "`pipeline' multistadio bidirezionali non funzionano"
 
-#: awkgram.y:1264
+#: awkgram.y:1339
 msgid "regular expression on right of assignment"
 msgstr "espressione regolare usata per assegnare un valore"
 
-#: awkgram.y:1275
+#: awkgram.y:1350
 msgid "regular expression on left of `~' or `!~' operator"
 msgstr "espressione regolare prima di operatore `~' o `!~'"
 
-#: awkgram.y:1291 awkgram.y:1442
+#: awkgram.y:1366 awkgram.y:1508
 msgid "old awk does not support the keyword `in' except after `for'"
 msgstr "il vecchio awk non supporta la parola-chiave `in' se non dopo `for'"
 
-#: awkgram.y:1301
+#: awkgram.y:1376
 msgid "regular expression on right of comparison"
 msgstr "espressione regolare a destra in un confronto"
 
-#: awkgram.y:1417
+#: awkgram.y:1488
 #, c-format
-msgid "`getline var' invalid inside `%s' rule"
-msgstr "`getline var' invalida all'interno della regola `%s'"
+msgid "non-redirected `getline' invalid inside `%s' rule"
+msgstr "`getline' non ridiretta invalida all'interno della regola `%s'"
 
-#: awkgram.y:1420
-#, c-format
-msgid "`getline' invalid inside `%s' rule"
-msgstr "`getline' invalida all'interno della regola `%s'"
-
-#: awkgram.y:1425
+#: awkgram.y:1491
 msgid "non-redirected `getline' undefined inside END action"
 msgstr "`getline' non ri-diretta indefinita dentro `azione' END"
 
-#: awkgram.y:1444
+#: awkgram.y:1510
 msgid "old awk does not support multidimensional arrays"
 msgstr "il vecchio awk non supporta vettori multidimensionali"
 
-#: awkgram.y:1541
+#: awkgram.y:1607
 msgid "call of `length' without parentheses is not portable"
 msgstr "chiamata a `length' senza parentesi non portabile"
 
-#: awkgram.y:1607
+#: awkgram.y:1673
 msgid "indirect function calls are a gawk extension"
 msgstr "chiamate a funzione indirette sono un'estensione gawk"
 
-#: awkgram.y:1620
+#: awkgram.y:1686
 #, c-format
 msgid "can not use special variable `%s' for indirect function call"
 msgstr ""
 "non riesco a usare la variabile speciale `%s' come parametro indiretto di "
 "funzione"
 
-#: awkgram.y:1698
+#: awkgram.y:1764
 msgid "invalid subscript expression"
 msgstr "espressione indice invalida"
 
-#: awkgram.y:2048 awkgram.y:2068 gawkapi.c:206 gawkapi.c:224 msg.c:126
+#: awkgram.y:2111 awkgram.y:2131 gawkapi.c:206 gawkapi.c:224 msg.c:126
 msgid "warning: "
 msgstr "attenzione: "
 
-#: awkgram.y:2066 gawkapi.c:192 gawkapi.c:221 msg.c:158
+#: awkgram.y:2129 gawkapi.c:192 gawkapi.c:221 msg.c:158
 msgid "fatal: "
 msgstr "fatale: "
 
-#: awkgram.y:2116
+#: awkgram.y:2179
 msgid "unexpected newline or end of string"
 msgstr "carattere 'a capo' o fine stringa non previsti"
 
-#: awkgram.y:2383 awkgram.y:2459 awkgram.y:2682 debug.c:523 debug.c:539
-#: debug.c:2812 debug.c:5055
+#: awkgram.y:2470 awkgram.y:2546 awkgram.y:2769 debug.c:523 debug.c:539
+#: debug.c:2812 debug.c:5056
 #, c-format
 msgid "can't open source file `%s' for reading (%s)"
 msgstr "non riesco ad aprire file sorgente `%s' in lettura (%s)"
 
-#: awkgram.y:2384 awkgram.y:2509
+#: awkgram.y:2471 awkgram.y:2596
 #, c-format
 msgid "can't open shared library `%s' for reading (%s)"
 msgstr "non riesco ad aprire shared library `%s' in lettura (%s)"
 
-#: awkgram.y:2386 awkgram.y:2460 awkgram.y:2510 builtin.c:135 debug.c:5206
+#: awkgram.y:2473 awkgram.y:2547 awkgram.y:2597 builtin.c:135 debug.c:5207
 msgid "reason unknown"
 msgstr "ragione indeterminata"
 
-#: awkgram.y:2395 awkgram.y:2419
+#: awkgram.y:2482 awkgram.y:2506
 #, c-format
 msgid "can't include `%s' and use it as a program file"
 msgstr "non riesco a includere `%s' per usarlo come file di programma"
 
-#: awkgram.y:2408
+#: awkgram.y:2495
 #, c-format
 msgid "already included source file `%s'"
 msgstr "file sorgente `%s' già incluso"
 
-#: awkgram.y:2409
+#: awkgram.y:2496
 #, c-format
 msgid "already loaded shared library `%s'"
 msgstr "shared library `%s' già inclusa"
 
-#: awkgram.y:2444
+#: awkgram.y:2531
 msgid "@include is a gawk extension"
 msgstr "@include è un'estensione gawk"
 
-#: awkgram.y:2450
+#: awkgram.y:2537
 msgid "empty filename after @include"
 msgstr "nome-file mancante dopo @include"
 
-#: awkgram.y:2494
+#: awkgram.y:2581
 msgid "@load is a gawk extension"
 msgstr "@load è un'estensione gawk"
 
-#: awkgram.y:2500
+#: awkgram.y:2587
 msgid "empty filename after @load"
 msgstr "nome-file mancante dopo @include"
 
-#: awkgram.y:2634
+#: awkgram.y:2721
 msgid "empty program text on command line"
 msgstr "programma nullo sulla riga comandi"
 
-#: awkgram.y:2749
+#: awkgram.y:2836
 #, c-format
 msgid "can't read sourcefile `%s' (%s)"
 msgstr "non riesco a leggere file sorgente `%s' (%s)"
 
-#: awkgram.y:2760
+#: awkgram.y:2847
 #, c-format
 msgid "source file `%s' is empty"
 msgstr "file sorgente `%s' vuoto"
 
-#: awkgram.y:2937
+#: awkgram.y:2906
+#, c-format
+msgid "PEBKAC error: invalid character '\\%03o' in source code"
+msgstr "errore PEBKAC: carattere invalido '\\%03o' nel codice sorgente"
+
+#: awkgram.y:3142
 msgid "source file does not end in newline"
 msgstr "file sorgente non termina con carattere 'a capo'"
 
-#: awkgram.y:3042
+#: awkgram.y:3247
 msgid "unterminated regexp ends with `\\' at end of file"
 msgstr "espressione regolare non completata termina con `\\' a fine file"
 
-#: awkgram.y:3066
+#: awkgram.y:3271
 #, c-format
 msgid "%s: %d: tawk regex modifier `/.../%c' doesn't work in gawk"
 msgstr ""
 "%s: %d: modificatore di espressione regolare tawk `/.../%c' non valido in "
 "gawk"
 
-#: awkgram.y:3070
+#: awkgram.y:3275
 #, c-format
 msgid "tawk regex modifier `/.../%c' doesn't work in gawk"
 msgstr "modificatore di espressione regolare tawk `/.../%c' non valido in gawk"
 
-#: awkgram.y:3077
+#: awkgram.y:3282
 msgid "unterminated regexp"
 msgstr "espressione regolare non completata"
 
-#: awkgram.y:3081
+#: awkgram.y:3286
 msgid "unterminated regexp at end of file"
 msgstr "espressione regolare non completata a fine file"
 
-#: awkgram.y:3140
+#: awkgram.y:3357
 msgid "use of `\\ #...' line continuation is not portable"
 msgstr "uso di `\\ #...' continuazione riga non portabile"
 
-#: awkgram.y:3156
+#: awkgram.y:3377
 msgid "backslash not last character on line"
 msgstr "'\\' non è l'ultimo carattere della riga"
 
-#: awkgram.y:3217
+#: awkgram.y:3438
 msgid "POSIX does not allow operator `**='"
 msgstr "POSIX non permette l'operatore `**='"
 
-#: awkgram.y:3219
+#: awkgram.y:3440
 msgid "old awk does not support operator `**='"
 msgstr "il vecchio awk non supporta l'operatore `**='"
 
-#: awkgram.y:3228
+#: awkgram.y:3449
 msgid "POSIX does not allow operator `**'"
 msgstr "POSIX non permette l'operatore `**'"
 
-#: awkgram.y:3230
+#: awkgram.y:3451
 msgid "old awk does not support operator `**'"
 msgstr "il vecchio awk non supporta l'operatore `**'"
 
-#: awkgram.y:3265
+#: awkgram.y:3486
 msgid "operator `^=' is not supported in old awk"
 msgstr "l'operatore `^=' non è supportato nel vecchio awk"
 
-#: awkgram.y:3273
+#: awkgram.y:3494
 msgid "operator `^' is not supported in old awk"
 msgstr "l'operatore `^' non è supportato nel vecchio awk"
 
-#: awkgram.y:3366 awkgram.y:3382 command.y:1178
+#: awkgram.y:3591 awkgram.y:3607 command.y:1180
 msgid "unterminated string"
 msgstr "stringa non terminata"
 
-#: awkgram.y:3603
+#: awkgram.y:3828
 #, c-format
 msgid "invalid char '%c' in expression"
 msgstr "carattere '%c' non valido in un'espressione"
 
-#: awkgram.y:3650
+#: awkgram.y:3875
 #, c-format
 msgid "`%s' is a gawk extension"
 msgstr "`%s' è un'estensione gawk"
 
-#: awkgram.y:3655
+#: awkgram.y:3880
 #, c-format
 msgid "POSIX does not allow `%s'"
 msgstr "POSIX non permette `%s'"
 
-#: awkgram.y:3663
+#: awkgram.y:3888
 #, c-format
 msgid "`%s' is not supported in old awk"
 msgstr "`%s' non è supportato nel vecchio awk"
 
-#: awkgram.y:3753
+#: awkgram.y:3978
 msgid "`goto' considered harmful!\n"
 msgstr "`goto' considerato pericoloso!\n"
 
-#: awkgram.y:3787
+#: awkgram.y:4012
 #, c-format
 msgid "%d is invalid as number of arguments for %s"
 msgstr "%d non valido come numero di argomenti per %s"
 
-#: awkgram.y:3822
+#: awkgram.y:4047
 #, c-format
 msgid "%s: string literal as last arg of substitute has no effect"
 msgstr "%s: una stringa come ultimo argomento di `substitute' non ha effetto"
 
-#: awkgram.y:3827
+#: awkgram.y:4052
 #, c-format
 msgid "%s third parameter is not a changeable object"
 msgstr "il terzo parametro di '%s'  non è un oggetto modificabile"
 
-#: awkgram.y:3910 awkgram.y:3913
+#: awkgram.y:4144 awkgram.y:4147
 msgid "match: third argument is a gawk extension"
 msgstr "match: il terzo argomento è un'estensione gawk"
 
-#: awkgram.y:3967 awkgram.y:3970
+#: awkgram.y:4201 awkgram.y:4204
 msgid "close: second argument is a gawk extension"
 msgstr "close: il secondo argomento è un'estensione gawk"
 
-#: awkgram.y:3982
+#: awkgram.y:4216
 msgid "use of dcgettext(_\"...\") is incorrect: remove leading underscore"
 msgstr ""
 "uso scorretto di dcgettext(_\"...\"): togliere il carattere '_' iniziale"
 
-#: awkgram.y:3997
+#: awkgram.y:4231
 msgid "use of dcngettext(_\"...\") is incorrect: remove leading underscore"
 msgstr ""
 "uso scorretto di dcngettext(_\"...\"): togliere il carattere '_' iniziale"
 
-#: awkgram.y:4016
+#: awkgram.y:4250
 msgid "index: regexp constant as second argument is not allowed"
 msgstr "index: espressione regolare come secondo argomento non consentita"
 
-#: awkgram.y:4069
+#: awkgram.y:4303
 #, c-format
 msgid "function `%s': parameter `%s' shadows global variable"
 msgstr "funzione `%s': parametro `%s' nasconde variabile globale"
 
-#: awkgram.y:4126 debug.c:4041 debug.c:4084 debug.c:5204
+#: awkgram.y:4360 debug.c:4042 debug.c:4085 debug.c:5205
 #, c-format
 msgid "could not open `%s' for writing (%s)"
 msgstr "non riesco ad aprire `%s' in scrittura (%s)"
 
-#: awkgram.y:4127
+#: awkgram.y:4361
 msgid "sending variable list to standard error"
 msgstr "mando lista variabili a 'standard error'"
 
-#: awkgram.y:4135
+#: awkgram.y:4369
 #, c-format
 msgid "%s: close failed (%s)"
 msgstr "%s: `close' non riuscita (%s)"
 
-#: awkgram.y:4160
+#: awkgram.y:4394
 msgid "shadow_funcs() called twice!"
 msgstr "shadow_funcs() chiamata due volte!"
 
-#: awkgram.y:4168
+#: awkgram.y:4402
 msgid "there were shadowed variables."
 msgstr "c'erano variabili nascoste."
 
-#: awkgram.y:4239
+#: awkgram.y:4481
 #, c-format
 msgid "function name `%s' previously defined"
 msgstr "funzione di nome `%s' definita in precedenza"
 
-#: awkgram.y:4285
+#: awkgram.y:4527
 #, c-format
 msgid "function `%s': can't use function name as parameter name"
 msgstr ""
 "funzione `%s': non è possibile usare nome della funzione come nome parametro"
 
-#: awkgram.y:4288
+#: awkgram.y:4530
 #, c-format
 msgid "function `%s': can't use special variable `%s' as a function parameter"
 msgstr ""
 "funzione `%s': non è possibile usare la variabile speciale `%s' come "
 "parametro di funzione"
 
-#: awkgram.y:4296
+#: awkgram.y:4538
 #, c-format
 msgid "function `%s': parameter #%d, `%s', duplicates parameter #%d"
 msgstr "funzione `%s': parametro #%d, `%s', duplica parametro #%d"
 
-#: awkgram.y:4383 awkgram.y:4389
+#: awkgram.y:4625 awkgram.y:4631
 #, c-format
 msgid "function `%s' called but never defined"
 msgstr "funzione `%s' chiamata ma mai definita"
 
-#: awkgram.y:4393
+#: awkgram.y:4635
 #, c-format
 msgid "function `%s' defined but never called directly"
 msgstr "funzione `%s' definita ma mai chiamata direttamente"
 
-#: awkgram.y:4425
+#: awkgram.y:4667
 #, c-format
 msgid "regexp constant for parameter #%d yields boolean value"
 msgstr ""
 "espressione regolare di valore costante per parametro #%d genera valore "
 "booleano"
 
-#: awkgram.y:4484
+#: awkgram.y:4726
 #, c-format
 msgid ""
 "function `%s' called with space between name and `(',\n"
@@ -509,23 +509,23 @@ msgstr ""
 "funzione `%s' chiamata con spazio tra il nome e `(',\n"
 "o usata come variabile o vettore"
 
-#: awkgram.y:4720
+#: awkgram.y:4962
 msgid "division by zero attempted"
 msgstr "tentativo di dividere per zero"
 
-#: awkgram.y:4729
+#: awkgram.y:4971
 #, c-format
 msgid "division by zero attempted in `%%'"
 msgstr "tentativo di dividere per zero in `%%'"
 
-#: awkgram.y:5049
+#: awkgram.y:5294
 msgid ""
 "cannot assign a value to the result of a field post-increment expression"
 msgstr ""
 "impossibile assegnare un valore al risultato di un'espressione di post-"
 "incremento di un campo"
 
-#: awkgram.y:5052
+#: awkgram.y:5297
 #, c-format
 msgid "invalid target of assignment (opcode %s)"
 msgstr "destinazione di assegnazione non valida (codice operativo %s)"
@@ -541,7 +541,7 @@ msgstr "standard output"
 
 #: builtin.c:148
 msgid "exp: received non-numeric argument"
-msgstr "exp: argomento non-numerico"
+msgstr "exp: l'argomento ricevuto non è numerico"
 
 #: builtin.c:154
 #, c-format
@@ -566,189 +566,198 @@ msgstr ""
 msgid "fflush: `%s' is not an open file, pipe or co-process"
 msgstr "fflush: `%s' non è un file aperto, una `pipe' o un co-processo"
 
-#: builtin.c:362
+#: builtin.c:351
 msgid "index: received non-string first argument"
-msgstr "index: il primo argomento non è una stringa"
+msgstr "index: il primo argomento ricevuto non è una stringa"
 
-#: builtin.c:364
+#: builtin.c:353
 msgid "index: received non-string second argument"
-msgstr "index: il secondo argomento non è una stringa"
+msgstr "index: il secondo argomento ricevuto non è una stringa"
 
-#: builtin.c:488 mpfr.c:757
+#: builtin.c:466 mpfr.c:777
 msgid "int: received non-numeric argument"
-msgstr "int: argomento non-numerico"
+msgstr "int: l'argomento ricevuto non è numerico"
 
-#: builtin.c:525
+#: builtin.c:503
 msgid "length: received array argument"
-msgstr "length: l'argomento fornito è un vettore"
+msgstr "length: l'argomento ricevuto è un vettore"
 
-#: builtin.c:528
+#: builtin.c:506
 msgid "`length(array)' is a gawk extension"
 msgstr "`length(array)' è un'estensione gawk"
 
-#: builtin.c:544
+#: builtin.c:522
 msgid "length: received non-string argument"
-msgstr "length: l'argomento non è una stringa"
+msgstr "length: l'argomento ricevuto non è una stringa"
 
-#: builtin.c:575
+#: builtin.c:551
 msgid "log: received non-numeric argument"
-msgstr "log: argomento non-numerico"
+msgstr "log: l'argomento ricevuto non è numerico"
 
-#: builtin.c:578
+#: builtin.c:554
 #, c-format
 msgid "log: received negative argument %g"
-msgstr "log: argomento negativo %g"
+msgstr "log: argomento ricevuto negativo %g"
 
-#: builtin.c:776 builtin.c:781
+#: builtin.c:752 builtin.c:757
 msgid "fatal: must use `count$' on all formats or none"
-msgstr "fatale: `count$' va usato per ogni `format' o per nessuno"
+msgstr "fatale: `count$' va usato per tutti i formati o per nessuno"
 
-#: builtin.c:851
+#: builtin.c:827
 #, c-format
 msgid "field width is ignored for `%%' specifier"
 msgstr "larghezza campo ignorata per la specifica `%%'"
 
-#: builtin.c:853
+#: builtin.c:829
 #, c-format
 msgid "precision is ignored for `%%' specifier"
 msgstr "precisione ignorata per la specifica `%%'"
 
-#: builtin.c:855
+#: builtin.c:831
 #, c-format
 msgid "field width and precision are ignored for `%%' specifier"
 msgstr "larghezza campo e precisone ignorate per la specifica `%%'"
 
-#: builtin.c:906
+#: builtin.c:882
 msgid "fatal: `$' is not permitted in awk formats"
-msgstr "fatale: operatore `$' non consentito nei `format' awk"
+msgstr "fatale: operatore `$' non consentito nei formati awk"
 
-#: builtin.c:915
+#: builtin.c:891
 msgid "fatal: arg count with `$' must be > 0"
 msgstr "fatale: numero argomenti con `$' dev'essere > 0"
 
-#: builtin.c:919
+#: builtin.c:895
 #, c-format
 msgid "fatal: arg count %ld greater than total number of supplied arguments"
 msgstr "fatale: numero argomenti %ld > del numero totale argomenti specificati"
 
-#: builtin.c:923
+#: builtin.c:899
 msgid "fatal: `$' not permitted after period in format"
-msgstr "fatale: `$' non consentito dopo il punto in un `format'"
+msgstr "fatale: `$' non consentito dopo il punto in un formato"
 
-#: builtin.c:939
+#: builtin.c:915
 msgid "fatal: no `$' supplied for positional field width or precision"
 msgstr "fatale: manca `$' per i campi posizionali larghezza o precisione"
 
-#: builtin.c:1009
+#: builtin.c:985
 msgid "`l' is meaningless in awk formats; ignored"
-msgstr "`l' non ha senso nei `format' awk; ignorato"
+msgstr "`l' non ha senso nei formati awk; ignorato"
 
-#: builtin.c:1013
+#: builtin.c:989
 msgid "fatal: `l' is not permitted in POSIX awk formats"
-msgstr "fatale: `l' non consentito nei `format' POSIX awk"
+msgstr "fatale: `l' non consentito nei formati POSIX awk"
 
-#: builtin.c:1026
+#: builtin.c:1002
 msgid "`L' is meaningless in awk formats; ignored"
-msgstr "`L' non ha senso nei `format' awk; ignorato"
+msgstr "`L' non ha senso nei formati awk; ignorato"
 
-#: builtin.c:1030
+#: builtin.c:1006
 msgid "fatal: `L' is not permitted in POSIX awk formats"
-msgstr "`L' non ha senso nei `format' awk; ignorato"
+msgstr "fatale: `L' non consentito nei formati POSIX awk"
 
-#: builtin.c:1043
+#: builtin.c:1019
 msgid "`h' is meaningless in awk formats; ignored"
-msgstr "`h' non ha senso nei `format' awk; ignorato"
+msgstr "`h' non ha senso nei formati awk; ignorato"
 
-#: builtin.c:1047
+#: builtin.c:1023
 msgid "fatal: `h' is not permitted in POSIX awk formats"
-msgstr "fatale: `h' non consentito nei `format' POSIX awk"
+msgstr "fatale: `h' non consentito nei formati POSIX awk"
+
+#: builtin.c:1049
+#, c-format
+msgid "[s]printf: value %g is too big for %%c format"
+msgstr "[s]printf: valore %g troppo elevato per il formato %%c"
 
-#: builtin.c:1463
+#: builtin.c:1062
+#, c-format
+msgid "[s]printf: value %g is not a valid wide character"
+msgstr "[s]printf: valore %g non è un carattere multibyte valido "
+
+#: builtin.c:1448
 #, c-format
 msgid "[s]printf: value %g is out of range for `%%%c' format"
-msgstr "[s]printf: valore %g fuori intervallo per il `format' `%%%c'"
+msgstr "[s]printf: valore %g fuori intervallo per il formato `%%%c'"
 
-#: builtin.c:1561
+#: builtin.c:1546
 #, c-format
 msgid "ignoring unknown format specifier character `%c': no argument converted"
-msgstr ""
-"carattere di `format' sconosciuto `%c' ignorato: nessun argomento convertito"
+msgstr "carattere di formato ignoto `%c' ignorato: nessun argomento convertito"
 
-#: builtin.c:1566
+#: builtin.c:1551
 msgid "fatal: not enough arguments to satisfy format string"
 msgstr ""
 "fatale: argomenti in numero minore di quelli richiesti dalla stringa di "
-"`format'"
+"formato"
 
-#: builtin.c:1568
+#: builtin.c:1553
 msgid "^ ran out for this one"
 msgstr "^ esauriti a questo punto"
 
-#: builtin.c:1575
+#: builtin.c:1560
 msgid "[s]printf: format specifier does not have control letter"
-msgstr "[s]printf: specifica di `format' senza un carattere di controllo"
+msgstr "[s]printf: specifica di formato senza un carattere di controllo"
 
-#: builtin.c:1578
+#: builtin.c:1563
 msgid "too many arguments supplied for format string"
-msgstr "troppi argomenti specificati per questa stringa di `format'"
+msgstr "troppi argomenti specificati per questa stringa di formato"
 
-#: builtin.c:1634
+#: builtin.c:1619
 msgid "sprintf: no arguments"
 msgstr "sprintf: nessun argomento"
 
-#: builtin.c:1657 builtin.c:1668
+#: builtin.c:1642 builtin.c:1653
 msgid "printf: no arguments"
 msgstr "printf: nessun argomento"
 
-#: builtin.c:1711
+#: builtin.c:1696
 msgid "sqrt: received non-numeric argument"
-msgstr "sqrt: argomento non-numerico"
+msgstr "sqrt: l'argomento ricevuto non è numerico"
 
-#: builtin.c:1715
+#: builtin.c:1700
 #, c-format
 msgid "sqrt: called with negative argument %g"
 msgstr "sqrt: chiamata con argomento negativo %g"
 
-#: builtin.c:1746
+#: builtin.c:1731
 #, c-format
 msgid "substr: length %g is not >= 1"
 msgstr "substr: lunghezza %g non >= 1"
 
-#: builtin.c:1748
+#: builtin.c:1733
 #, c-format
 msgid "substr: length %g is not >= 0"
 msgstr "substr: lunghezza %g non >= 0"
 
-#: builtin.c:1755
+#: builtin.c:1747
 #, c-format
 msgid "substr: non-integer length %g will be truncated"
 msgstr "substr: lunghezza non intera %g: sarà troncata"
 
-#: builtin.c:1760
+#: builtin.c:1752
 #, c-format
 msgid "substr: length %g too big for string indexing, truncating to %g"
 msgstr "substr: lunghezza %g troppo elevata per indice stringa, tronco a %g"
 
-#: builtin.c:1772
+#: builtin.c:1764
 #, c-format
 msgid "substr: start index %g is invalid, using 1"
 msgstr "substr: indice di partenza %g non valido, uso 1"
 
-#: builtin.c:1777
+#: builtin.c:1769
 #, c-format
 msgid "substr: non-integer start index %g will be truncated"
 msgstr "substr: indice di partenza non intero %g: sarà troncato"
 
-#: builtin.c:1802
+#: builtin.c:1792
 msgid "substr: source string is zero length"
 msgstr "substr: stringa di partenza lunga zero"
 
-#: builtin.c:1818
+#: builtin.c:1806
 #, c-format
 msgid "substr: start index %g is past end of string"
 msgstr "substr: indice di partenza %g oltre la fine della stringa"
 
-#: builtin.c:1826
+#: builtin.c:1814
 #, c-format
 msgid ""
 "substr: length %g at start index %g exceeds length of first argument (%lu)"
@@ -756,191 +765,213 @@ msgstr ""
 "substr: lunghezza %g all'indice di partenza %g supera la lunghezza del primo "
 "argomento (%lu)"
 
-#: builtin.c:1900
+#: builtin.c:1884
 msgid "strftime: format value in PROCINFO[\"strftime\"] has numeric type"
 msgstr ""
-"strftime: il valore del `format' in PROCINFO[\"strftime\"] è di tipo numerico"
+"strftime: il valore del formato in PROCINFO[\"strftime\"] è di tipo numerico"
 
-#: builtin.c:1923
+#: builtin.c:1907
 msgid "strftime: received non-numeric second argument"
-msgstr "strftime: secondo argomento non-numerico"
+msgstr "strftime: il secondo argomento ricevuto non è numerico"
 
-#: builtin.c:1927
+#: builtin.c:1911
 msgid "strftime: second argument less than 0 or too big for time_t"
-msgstr "strftime: secondo argomento < 0 o troppo elevato per time_t"
+msgstr "strftime: il secondo argomento è < 0 o troppo elevato per time_t"
 
-#: builtin.c:1934
+#: builtin.c:1918
 msgid "strftime: received non-string first argument"
-msgstr "strftime: il primo argomento non è una stringa"
+msgstr "strftime: il primo argomento ricevuto non è una stringa"
 
-#: builtin.c:1941
+#: builtin.c:1925
 msgid "strftime: received empty format string"
-msgstr "strftime: `format' è una stringa nulla"
+msgstr "strftime: il formato ricevuto è una stringa nulla"
 
-#: builtin.c:2007
+#: builtin.c:1991
 msgid "mktime: received non-string argument"
-msgstr "mktime: l'argomento non è una stringa"
+msgstr "mktime: l'argomento ricevuto non è una stringa"
 
-#: builtin.c:2024
+#: builtin.c:2008
 msgid "mktime: at least one of the values is out of the default range"
 msgstr "mktime: almeno un valore è fuori dall'intervallo di default"
 
-#: builtin.c:2059
+#: builtin.c:2043
 msgid "'system' function not allowed in sandbox mode"
 msgstr "funzione 'system' non consentita in modo `sandbox'"
 
-#: builtin.c:2064
+#: builtin.c:2048
 msgid "system: received non-string argument"
-msgstr "system: l'argomento non è una stringa"
+msgstr "system: l'argomento ricevuto non è una stringa"
 
-#: builtin.c:2184
+#: builtin.c:2168
 #, c-format
 msgid "reference to uninitialized field `$%d'"
 msgstr "riferimento a variabile non inizializzata `$%d'"
 
-#: builtin.c:2271
+#: builtin.c:2253
 msgid "tolower: received non-string argument"
-msgstr "tolower: l'argomento non è una stringa"
+msgstr "tolower: l'argomento ricevuto non è una stringa"
 
-#: builtin.c:2305
+#: builtin.c:2284
 msgid "toupper: received non-string argument"
-msgstr "toupper: l'argomento non è una stringa"
+msgstr "toupper: l'argomento ricevuto non è una stringa"
 
-#: builtin.c:2341 mpfr.c:672
+#: builtin.c:2317 mpfr.c:679
 msgid "atan2: received non-numeric first argument"
-msgstr "atan2: primo argomento non-numerico"
+msgstr "atan2: il primo argomento ricevuto non è numerico"
 
-#: builtin.c:2343 mpfr.c:674
+#: builtin.c:2319 mpfr.c:681
 msgid "atan2: received non-numeric second argument"
-msgstr "atan2: secondo argomento non-numerico"
+msgstr "atan2: il secondo argomento ricevuto non è numerico"
 
-#: builtin.c:2362
+#: builtin.c:2338
 msgid "sin: received non-numeric argument"
-msgstr "sin: argomento non-numerico"
+msgstr "sin: l'argomento ricevuto non è numerico"
 
-#: builtin.c:2378
+#: builtin.c:2354
 msgid "cos: received non-numeric argument"
-msgstr "cos: argomento non-numerico"
+msgstr "cos: l'argomento ricevuto non è numerico"
 
-#: builtin.c:2431 mpfr.c:1156
+#: builtin.c:2468 mpfr.c:1176
 msgid "srand: received non-numeric argument"
-msgstr "srand: argomento non-numerico"
+msgstr "srand: l'argomento ricevuto non è numerico"
 
-#: builtin.c:2462
+#: builtin.c:2499
 msgid "match: third argument is not an array"
 msgstr "match: terzo argomento non-vettoriale"
 
-#: builtin.c:2734
-msgid "gensub: third argument of 0 treated as 1"
-msgstr "gensub: il terzo argomento è 0, trattato come 1"
+#: builtin.c:2760
+#, c-format
+msgid "gensub: third argument `%.*s' treated as 1"
+msgstr "gensub: il terzo argomento `%.*s' trattato come 1"
+
+#: builtin.c:2775
+#, c-format
+msgid "gensub: third argument %g treated as 1"
+msgstr "gensub: il terzo argomento %g trattato come 1"
 
-#: builtin.c:3030
+#: builtin.c:3075
 msgid "lshift: received non-numeric first argument"
-msgstr "lshift: primo argomento non-numerico"
+msgstr "lshift: il primo argomento ricevuto non è numerico"
 
-#: builtin.c:3032
+#: builtin.c:3077
 msgid "lshift: received non-numeric second argument"
-msgstr "lshift: secondo argomento non-numerico"
+msgstr "lshift: il secondo argomento ricevuto non è numerico"
 
-#: builtin.c:3038
+#: builtin.c:3083
 #, c-format
 msgid "lshift(%f, %f): negative values will give strange results"
 msgstr "lshift(%f, %f): valori negativi daranno risultati strani"
 
-#: builtin.c:3040
+#: builtin.c:3085
 #, c-format
 msgid "lshift(%f, %f): fractional values will be truncated"
 msgstr "lshift(%f, %f): valori decimali saranno troncati"
 
-#: builtin.c:3042
+#: builtin.c:3087
 #, c-format
 msgid "lshift(%f, %f): too large shift value will give strange results"
 msgstr "lshift(%f, %f): valori troppo alti daranno risultati strani"
 
-#: builtin.c:3067
+#: builtin.c:3112
 msgid "rshift: received non-numeric first argument"
-msgstr "rshift: primo argomento ricevuto non-numerico"
+msgstr "rshift: il primo argomento ricevuto non è numerico"
 
-#: builtin.c:3069
+#: builtin.c:3114
 msgid "rshift: received non-numeric second argument"
-msgstr "rshift: secondo argomento non-numerico"
+msgstr "rshift: il secondo argomento ricevuto non è numerico"
 
-#: builtin.c:3075
+#: builtin.c:3120
 #, c-format
 msgid "rshift(%f, %f): negative values will give strange results"
 msgstr "rshift(%f, %f): valori negativi daranno risultati strani"
 
-#: builtin.c:3077
+#: builtin.c:3122
 #, c-format
 msgid "rshift(%f, %f): fractional values will be truncated"
 msgstr "rshift(%f, %f): valori decimali saranno troncati"
 
-#: builtin.c:3079
+#: builtin.c:3124
 #, c-format
 msgid "rshift(%f, %f): too large shift value will give strange results"
 msgstr "rshift(%f, %f): valori troppo alti daranno risultati strani"
 
-#: builtin.c:3104 mpfr.c:968
+#: builtin.c:3149 mpfr.c:988
 msgid "and: called with less than two arguments"
 msgstr "and: chiamata con meno di due argomenti"
 
-#: builtin.c:3109
+#: builtin.c:3154
 #, c-format
 msgid "and: argument %d is non-numeric"
-msgstr "and: argomento %d non-numerico"
+msgstr "and: l'argomento %d non è numerico"
 
-#: builtin.c:3113
+#: builtin.c:3158
 #, c-format
 msgid "and: argument %d negative value %g will give strange results"
 msgstr "and: argomento %d, valore negativo %g darà risultati strani"
 
-#: builtin.c:3136 mpfr.c:1000
+#: builtin.c:3181 mpfr.c:1020
 msgid "or: called with less than two arguments"
 msgstr "or: chiamata con meno di due argomenti"
 
-#: builtin.c:3141
+#: builtin.c:3186
 #, c-format
 msgid "or: argument %d is non-numeric"
-msgstr "or: argomento %d non-numerico"
+msgstr "or: l'argomento %d non è numerico"
 
-#: builtin.c:3145
+#: builtin.c:3190
 #, c-format
 msgid "or: argument %d negative value %g will give strange results"
 msgstr "or: argomento %d, valore negativo %g darà risultati strani"
 
-#: builtin.c:3167 mpfr.c:1031
+#: builtin.c:3212 mpfr.c:1051
 msgid "xor: called with less than two arguments"
 msgstr "xor: chiamata con meno di due argomenti"
 
-#: builtin.c:3173
+#: builtin.c:3218
 #, c-format
 msgid "xor: argument %d is non-numeric"
-msgstr "xor: argomento %d non-numerico"
+msgstr "xor: l'argomento %d non è numerico"
 
-#: builtin.c:3177
+#: builtin.c:3222
 #, c-format
 msgid "xor: argument %d negative value %g will give strange results"
 msgstr "xor: argomento %d, valore negativo %g darà risultati strani"
 
-#: builtin.c:3202 mpfr.c:787
+#: builtin.c:3247 mpfr.c:807
 msgid "compl: received non-numeric argument"
-msgstr "compl: argomento non-numerico"
+msgstr "compl: l'argomento ricevuto non è numerico"
 
-#: builtin.c:3208
+#: builtin.c:3253
 #, c-format
 msgid "compl(%f): negative value will give strange results"
 msgstr "compl(%f): valore negativo, darà risultati strani"
 
-#: builtin.c:3210
+#: builtin.c:3255
 #, c-format
 msgid "compl(%f): fractional value will be truncated"
 msgstr "compl(%f): valori decimali saranno troncati"
 
-#: builtin.c:3379
+#: builtin.c:3424
 #, c-format
 msgid "dcgettext: `%s' is not a valid locale category"
 msgstr "dcgettext: `%s' non è una categoria `locale' valida"
 
+#: builtin.c:3611 mpfr.c:1209
+msgid "div: third argument is not an array"
+msgstr "div: terzo argomento non-vettoriale"
+
+#: builtin.c:3619 mpfr.c:1217
+msgid "div: received non-numeric first argument"
+msgstr "div: il primo argomento ricevuto non è numerico"
+
+#: builtin.c:3621 mpfr.c:1219
+msgid "div: received non-numeric second argument"
+msgstr "div: il secondo argomento ricevuto non è numerico"
+
+#: builtin.c:3630 mpfr.c:1253
+msgid "div: division by zero attempted"
+msgstr "div: tentativo di dividere per zero"
+
 #: command.y:225
 #, c-format
 msgid "Type (g)awk statement(s). End with the command \"end\"\n"
@@ -1167,7 +1198,7 @@ msgstr "print var [var] - stampa valore di variabile/i o vettore/i."
 
 #: command.y:865
 msgid "printf format, [arg], ... - formatted output."
-msgstr "printf format, [arg], ... - output secondo formato specificato."
+msgstr "printf format, [arg], ... - output secondo formato."
 
 #: command.y:867
 msgid "quit - exit debugger."
@@ -1228,8 +1259,8 @@ msgid ""
 "until [[filename:]N|function] - execute until program reaches a different "
 "line or line N within current frame."
 msgstr ""
-"until [[nome-file:]N|funzione] - esegui finché il programma arriva una "
-"riga differente, o alla riga N nell'elemento di stack corrente."
+"until [[nome-file:]N|funzione] - esegui finché il programma arriva una riga "
+"differente, o alla riga N nell'elemento di stack corrente."
 
 #: command.y:895
 msgid "unwatch [N] - remove variable(s) from watch list."
@@ -1243,40 +1274,48 @@ msgstr "up [N] - spostati di N elementi dello stack verso l'alto."
 msgid "watch var - set a watchpoint for a variable."
 msgstr "watch var - imposta un watchpoint per una variabile."
 
-#: command.y:1011 debug.c:401 msg.c:135
+#: command.y:901
+msgid ""
+"where [N] - (same as backtrace) print trace of all or N innermost (outermost "
+"if N < 0) frames."
+msgstr ""
+"dove [N] - (equivalente a backtrace) stampa tracia di tutti gli elementi o "
+"degli N più interni (più esterni se N <0)"
+
+#: command.y:1013 debug.c:401 msg.c:135
 #, c-format
 msgid "error: "
 msgstr "errore: "
 
-#: command.y:1051
+#: command.y:1053
 #, c-format
 msgid "can't read command (%s)\n"
 msgstr "non riesco a leggere comando (%s)\n"
 
-#: command.y:1065
+#: command.y:1067
 #, c-format
 msgid "can't read command (%s)"
 msgstr "non riesco a leggere comando (%s)"
 
-#: command.y:1116
+#: command.y:1118
 msgid "invalid character in command"
 msgstr "carattere non valido nel comando"
 
-#: command.y:1152
+#: command.y:1154
 #, c-format
 msgid "unknown command - \"%.*s\", try help"
 msgstr "comando sconosciuto - \"%.*s\", vedere help"
 
-#: command.y:1222
+#: command.y:1224
 #, c-format
 msgid "%s"
 msgstr "%s"
 
-#: command.y:1284
+#: command.y:1286
 msgid "invalid character"
 msgstr "carattere non valido"
 
-#: command.y:1455
+#: command.y:1457
 #, c-format
 msgid "undefined command: %s\n"
 msgstr "comando non definito: %s\n"
@@ -1488,17 +1527,17 @@ msgstr "[\"%s\"] non presente nel vettore `%s\n"
 msgid "`%s[\"%s\"]' is not an array\n"
 msgstr "`%s[\"%s\"]' non è un vettore\n"
 
-#: debug.c:1236 debug.c:4964
+#: debug.c:1236 debug.c:4965
 #, c-format
 msgid "`%s' is not a scalar variable"
 msgstr "`%s' non è una variabile scalare"
 
-#: debug.c:1258 debug.c:4994
+#: debug.c:1258 debug.c:4995
 #, c-format
 msgid "attempt to use array `%s[\"%s\"]' in a scalar context"
 msgstr "tentativo di usare vettore `%s[\"%s\"]' in un contesto scalare"
 
-#: debug.c:1280 debug.c:5005
+#: debug.c:1280 debug.c:5006
 #, c-format
 msgid "attempt to use scalar `%s[\"%s\"]' as array"
 msgstr "tentativo di usare scalare `%s[\"%s\"]' come vettore"
@@ -1776,99 +1815,99 @@ msgstr "'finish' not significativo per salti non-locali '%s'\n"
 msgid "'until' not meaningful with non-local jump '%s'\n"
 msgstr "'until' not significativo per salti non-locali '%s'\n"
 
-#: debug.c:4185
+#: debug.c:4186
 msgid "\t------[Enter] to continue or q [Enter] to quit------"
 msgstr "\t------[Invio] per continuare o q [Invio] per uscire------"
 
-#: debug.c:4186
+#: debug.c:4187
 msgid "q"
 msgstr "q"
 
-#: debug.c:5001
+#: debug.c:5002
 #, c-format
 msgid "[\"%s\"] not in array `%s'"
 msgstr "[\"%s\"] non presente nel vettore `%s'"
 
-#: debug.c:5207
+#: debug.c:5208
 #, c-format
 msgid "sending output to stdout\n"
 msgstr "output inviato a stdout\n"
 
-#: debug.c:5247
+#: debug.c:5248
 msgid "invalid number"
 msgstr "numero non valido"
 
-#: debug.c:5381
+#: debug.c:5382
 #, c-format
 msgid "`%s' not allowed in current context; statement ignored"
 msgstr "`%s' non consentito nel contesto corrente; istruzione ignorata"
 
-#: debug.c:5389
+#: debug.c:5390
 msgid "`return' not allowed in current context; statement ignored"
 msgstr "`return' non consentito nel contesto corrente; istruzione ignorata"
 
-#: debug.c:5590
+#: debug.c:5605
 #, c-format
 msgid "No symbol `%s' in current context"
 msgstr "Simbolo `%s' non esiste nel contesto corrente"
 
-#: dfa.c:1118 dfa.c:1121 dfa.c:1142 dfa.c:1150 dfa.c:1162 dfa.c:1197
-#: dfa.c:1206 dfa.c:1209 dfa.c:1214 dfa.c:1228 dfa.c:1275
+#: dfa.c:1051 dfa.c:1054 dfa.c:1073 dfa.c:1083 dfa.c:1095 dfa.c:1131
+#: dfa.c:1140 dfa.c:1143 dfa.c:1148 dfa.c:1162 dfa.c:1210
 msgid "unbalanced ["
 msgstr "[ non chiusa"
 
-#: dfa.c:1174
+#: dfa.c:1107
 msgid "invalid character class"
 msgstr "character class non valida"
 
-#: dfa.c:1316
+#: dfa.c:1253
 msgid "character class syntax is [[:space:]], not [:space:]"
 msgstr "sintassi character class è [[:spazio:]], non [:spazio:]"
 
-#: dfa.c:1366
+#: dfa.c:1315
 msgid "unfinished \\ escape"
 msgstr "sequenza escape \\ non completa"
 
-#: dfa.c:1513 regcomp.c:161
-msgid "Invalid content of \\{\\}"
-msgstr "Contenuto di \\{\\} non valido"
+#: dfa.c:1462
+msgid "invalid content of \\{\\}"
+msgstr "contenuto di \\{\\} non valido"
 
-#: dfa.c:1516 regcomp.c:176
-msgid "Regular expression too big"
-msgstr "Espressione regolare troppo complessa"
+#: dfa.c:1465
+msgid "regular expression too big"
+msgstr "espressione regolare troppo complessa"
 
-#: dfa.c:1936
+#: dfa.c:1900
 msgid "unbalanced ("
 msgstr "( non chiusa"
 
-#: dfa.c:2062
+#: dfa.c:2026
 msgid "no syntax specified"
 msgstr "nessuna sintassi specificata"
 
-#: dfa.c:2070
+#: dfa.c:2034
 msgid "unbalanced )"
 msgstr ") non aperta"
 
-#: eval.c:394
+#: eval.c:397
 #, c-format
 msgid "unknown nodetype %d"
 msgstr "tipo nodo sconosciuto %d"
 
-#: eval.c:405 eval.c:419
+#: eval.c:408 eval.c:422
 #, c-format
 msgid "unknown opcode %d"
 msgstr "codice operativo sconosciuto %d"
 
-#: eval.c:416
+#: eval.c:419
 #, c-format
 msgid "opcode %s not an operator or keyword"
 msgstr "codice operativo %s non è un operatore o una parola chiave"
 
-#: eval.c:472
+#: eval.c:475
 msgid "buffer overflow in genflags2str"
 msgstr "superamento limiti buffer in 'genflags2str'"
 
-#: eval.c:675
+#: eval.c:677
 #, c-format
 msgid ""
 "\n"
@@ -1879,216 +1918,216 @@ msgstr ""
 "\t# `Stack' (Pila) Chiamate Funzione:\n"
 "\n"
 
-#: eval.c:704
+#: eval.c:706
 msgid "`IGNORECASE' is a gawk extension"
 msgstr "`IGNORECASE' è un'estensione gawk"
 
-#: eval.c:736
+#: eval.c:738
 msgid "`BINMODE' is a gawk extension"
 msgstr "`BINMODE' è un'estensione gawk"
 
-#: eval.c:794
+#: eval.c:796
 #, c-format
 msgid "BINMODE value `%s' is invalid, treated as 3"
 msgstr "valore di BINMODE `%s' non valido, considerato come 3"
 
-#: eval.c:885
+#: eval.c:913
 #, c-format
 msgid "bad `%sFMT' specification `%s'"
 msgstr "specificazione invalida `%sFMT' `%s'"
 
-#: eval.c:969
+#: eval.c:997
 msgid "turning off `--lint' due to assignment to `LINT'"
 msgstr "disabilito `--lint' a causa di assegnamento a `LINT'"
 
-#: eval.c:1147
+#: eval.c:1175
 #, c-format
 msgid "reference to uninitialized argument `%s'"
 msgstr "riferimento ad argomento non inizializzato `%s'"
 
-#: eval.c:1148
+#: eval.c:1176
 #, c-format
 msgid "reference to uninitialized variable `%s'"
 msgstr "riferimento a variabile non inizializzata `%s'"
 
-#: eval.c:1166
+#: eval.c:1194
 msgid "attempt to field reference from non-numeric value"
 msgstr "tentativo di riferimento a un campo da valore non-numerico"
 
-#: eval.c:1168
+#: eval.c:1196
 msgid "attempt to field reference from null string"
 msgstr "tentativo di riferimento a un campo da una stringa nulla"
 
-#: eval.c:1176
+#: eval.c:1204
 #, c-format
 msgid "attempt to access field %ld"
 msgstr "tentativo di accedere al campo %ld"
 
-#: eval.c:1185
+#: eval.c:1213
 #, c-format
 msgid "reference to uninitialized field `$%ld'"
 msgstr "riferimento a campo non inizializzato `$%ld'"
 
-#: eval.c:1272
+#: eval.c:1300
 #, c-format
 msgid "function `%s' called with more arguments than declared"
 msgstr "funzione `%s' chiamata con più argomenti di quelli previsti"
 
-#: eval.c:1473
+#: eval.c:1501
 #, c-format
 msgid "unwind_stack: unexpected type `%s'"
 msgstr "unwind_stack: tipo non previsto `%s'"
 
-#: eval.c:1569
+#: eval.c:1597
 msgid "division by zero attempted in `/='"
 msgstr "divisione per zero tentata in `/='"
 
-#: eval.c:1576
+#: eval.c:1604
 #, c-format
 msgid "division by zero attempted in `%%='"
 msgstr "divisione per zero tentata in `%%='"
 
-#: ext.c:89 ext.c:171
+#: ext.c:65 ext.c:147
 msgid "extensions are not allowed in sandbox mode"
 msgstr "le estensioni non sono consentite in modo `sandbox'"
 
-#: ext.c:92
+#: ext.c:68
 msgid "-l / @load are gawk extensions"
 msgstr "-l / @load sono estensioni gawk"
 
-#: ext.c:95
+#: ext.c:71
 msgid "load_ext: received NULL lib_name"
-msgstr "load_ext: nome libreria ricevuto è NULL"
+msgstr "load_ext: il nome libreria ricevuto è NULL"
 
-#: ext.c:98
+#: ext.c:74
 #, c-format
 msgid "load_ext: cannot open library `%s' (%s)\n"
 msgstr "load_ext: non riesco ad aprire libreria `%s' (%s)\n"
 
-#: ext.c:104
+#: ext.c:80
 #, c-format
 msgid ""
 "load_ext: library `%s': does not define `plugin_is_GPL_compatible' (%s)\n"
 msgstr ""
 "load_ext: libreria `%s': non definisce `plugin_is_GPL_compatible' (%s)\n"
 
-#: ext.c:110
+#: ext.c:86
 #, c-format
 msgid "load_ext: library `%s': cannot call function `%s' (%s)\n"
 msgstr "load_ext: libreria `%s': non riesco a chiamare funzione `%s' (%s)\n"
 
-#: ext.c:114
+#: ext.c:90
 #, c-format
 msgid "load_ext: library `%s' initialization routine `%s' failed\n"
 msgstr ""
 "load_ext: libreria `%s' routine di inizializzazione `%s' non riuscita\n"
 
-#: ext.c:174
+#: ext.c:150
 msgid "`extension' is a gawk extension"
 msgstr "`extension' è un'estensione gawk"
 
-#: ext.c:177
+#: ext.c:153
 msgid "extension: received NULL lib_name"
-msgstr "extension: nome libreria ricevuto è NULL"
+msgstr "extension: il nome libreria ricevuto è NULL"
 
-#: ext.c:180
+#: ext.c:156
 #, c-format
 msgid "extension: cannot open library `%s' (%s)"
 msgstr "extension: non riesco ad aprire libreria `%s' (%s)"
 
-#: ext.c:186
+#: ext.c:162
 #, c-format
 msgid ""
 "extension: library `%s': does not define `plugin_is_GPL_compatible' (%s)"
 msgstr ""
 "extension: libreria `%s': non definisce `plugin_is_GPL_compatible' (%s)"
 
-#: ext.c:190
+#: ext.c:166
 #, c-format
 msgid "extension: library `%s': cannot call function `%s' (%s)"
 msgstr "extension: libreria `%s': non riesco a chiamare funzione `%s' (%s)"
 
-#: ext.c:221
+#: ext.c:197
 msgid "make_builtin: missing function name"
 msgstr "make_builtin: manca nome di funzione"
 
-#: ext.c:236
+#: ext.c:212
 #, c-format
 msgid "make_builtin: can't redefine function `%s'"
 msgstr "make_builtin: non riesco a ridefinire funzione `%s'"
 
-#: ext.c:240
+#: ext.c:216
 #, c-format
 msgid "make_builtin: function `%s' already defined"
 msgstr "make_builtin: funzione `%s' già definita"
 
-#: ext.c:244
+#: ext.c:220
 #, c-format
 msgid "make_builtin: function name `%s' previously defined"
 msgstr "make_builtin: funzione di nome `%s' definita in precedenza"
 
-#: ext.c:246
+#: ext.c:222
 #, c-format
 msgid "make_builtin: can't use gawk built-in `%s' as function name"
 msgstr ""
 "make_builtin: nome funzione interna gawk `%s' non ammesso come nome funzione"
 
-#: ext.c:249 ext.c:304
+#: ext.c:225 ext.c:280
 #, c-format
 msgid "make_builtin: negative argument count for function `%s'"
 msgstr "make_builtin: contatore argomenti negativo per la funzione `%s'"
 
-#: ext.c:276
+#: ext.c:252
 msgid "extension: missing function name"
 msgstr "extension: manca nome di funzione"
 
-#: ext.c:279 ext.c:283
+#: ext.c:255 ext.c:259
 #, c-format
 msgid "extension: illegal character `%c' in function name `%s'"
 msgstr "extension: carattere non ammesso `%c' nel nome di funzione `%s'"
 
-#: ext.c:291
+#: ext.c:267
 #, c-format
 msgid "extension: can't redefine function `%s'"
 msgstr "extension: non riesco a ridefinire funzione `%s'"
 
-#: ext.c:295
+#: ext.c:271
 #, c-format
 msgid "extension: function `%s' already defined"
 msgstr "extension: funzione `%s' già definita"
 
-#: ext.c:299
+#: ext.c:275
 #, c-format
 msgid "extension: function name `%s' previously defined"
 msgstr "extension: funzione di nome `%s' definita in precedenza"
 
-#: ext.c:301
+#: ext.c:277
 #, c-format
 msgid "extension: can't use gawk built-in `%s' as function name"
 msgstr ""
 "extension: nome funzione interna gawk `%s' non ammesso come nome funzione"
 
-#: ext.c:375
+#: ext.c:351
 #, c-format
 msgid "function `%s' defined to take no more than %d argument(s)"
 msgstr "funzione `%s' definita per avere al massimo %d argomenti(o)"
 
-#: ext.c:378
+#: ext.c:354
 #, c-format
 msgid "function `%s': missing argument #%d"
 msgstr "funzione `%s': manca argomento #%d"
 
-#: ext.c:395
+#: ext.c:371
 #, c-format
 msgid "function `%s': argument #%d: attempt to use scalar as an array"
 msgstr "funzione `%s': argomento #%d: tentativo di usare scalare come vettore"
 
-#: ext.c:399
+#: ext.c:375
 #, c-format
 msgid "function `%s': argument #%d: attempt to use array as a scalar"
 msgstr "funzione `%s': argomento #%d: tentativo di usare vettore come scalare"
 
-#: ext.c:413
+#: ext.c:389
 msgid "dynamic loading of library not supported"
 msgstr "caricamento dinamico di libreria non supportato"
 
@@ -2232,7 +2271,7 @@ msgstr "wait: chiamata con troppi argomenti"
 msgid "inplace_begin: in-place editing already active"
 msgstr "inplace_begin: modifica in-place già attiva"
 
-#: extension/inplace.c:133 extension/inplace.c:207
+#: extension/inplace.c:133 extension/inplace.c:210
 #, c-format
 msgid "inplace_begin: expects 2 arguments but called with %d"
 msgstr "inplace_begin: 2 argumenti richiesti, ma chiamata con %d"
@@ -2263,56 +2302,56 @@ msgstr "inplace_begin: `%s' non è un file regolare"
 msgid "inplace_begin: mkstemp(`%s') failed (%s)"
 msgstr "inplace_begin: mkstemp(`%s') non riuscita (%s)"
 
-#: extension/inplace.c:178
+#: extension/inplace.c:181
 #, c-format
 msgid "inplace_begin: chmod failed (%s)"
 msgstr "inplace_begin: chmod non riuscita (%s)"
 
-#: extension/inplace.c:185
+#: extension/inplace.c:188
 #, c-format
 msgid "inplace_begin: dup(stdout) failed (%s)"
 msgstr "inplace_begin: dup(stdout) non riuscita (%s)"
 
-#: extension/inplace.c:188
+#: extension/inplace.c:191
 #, c-format
 msgid "inplace_begin: dup2(%d, stdout) failed (%s)"
 msgstr "inplace_begin: dup2(%d, stdout) non riuscita (%s)"
 
-#: extension/inplace.c:191
+#: extension/inplace.c:194
 #, c-format
 msgid "inplace_begin: close(%d) failed (%s)"
 msgstr "inplace_begin: close(%d) non riuscita (%s)"
 
-#: extension/inplace.c:210
+#: extension/inplace.c:213
 msgid "inplace_end: cannot retrieve 1st argument as a string filename"
 msgstr ""
 "inplace_end: non riesco a trovare il 1° argomento come stringa nome-file"
 
-#: extension/inplace.c:217
+#: extension/inplace.c:220
 msgid "inplace_end: in-place editing not active"
 msgstr "inplace_end: modifica in-place non attiva"
 
-#: extension/inplace.c:223
+#: extension/inplace.c:226
 #, c-format
 msgid "inplace_end: dup2(%d, stdout) failed (%s)"
 msgstr "inplace_end: dup2(%d, stdout) non riuscita (%s)"
 
-#: extension/inplace.c:226
+#: extension/inplace.c:229
 #, c-format
 msgid "inplace_end: close(%d) failed (%s)"
 msgstr "inplace_end: close(%d) non riuscita (%s)"
 
-#: extension/inplace.c:230
+#: extension/inplace.c:233
 #, c-format
 msgid "inplace_end: fsetpos(stdout) failed (%s)"
 msgstr "inplace_end: fsetpos(stdout) non riuscita (%s)"
 
-#: extension/inplace.c:243
+#: extension/inplace.c:246
 #, c-format
 msgid "inplace_end: link(`%s', `%s') failed (%s)"
 msgstr "inplace_end: link(`%s', `%s') non riuscita (%s)"
 
-#: extension/inplace.c:253
+#: extension/inplace.c:256
 #, c-format
 msgid "inplace_end: rename(`%s', `%s') failed (%s)"
 msgstr "inplace_end: rename(`%s', `%s') non riuscito (%s)"
@@ -2426,90 +2465,90 @@ msgstr "sleep: l'argomento è negativo"
 msgid "sleep: not supported on this platform"
 msgstr "sleep: non supportato in questa architettura"
 
-#: field.c:345
+#: field.c:346
 msgid "NF set to negative value"
 msgstr "NF impostato a un valore negativo"
 
-#: field.c:971 field.c:978 field.c:982
+#: field.c:958 field.c:965 field.c:969
 msgid "split: fourth argument is a gawk extension"
 msgstr "split: il quarto argomento è un'estensione gawk"
 
-#: field.c:975
+#: field.c:962
 msgid "split: fourth argument is not an array"
 msgstr "split: quarto argomento non-vettoriale"
 
-#: field.c:989
+#: field.c:976
 msgid "split: second argument is not an array"
 msgstr "split: secondo argomento non-vettoriale"
 
-#: field.c:993
+#: field.c:980
 msgid "split: cannot use the same array for second and fourth args"
 msgstr ""
 "split: non si può usare un unico vettore come secondo e quarto argomento"
 
-#: field.c:998
+#: field.c:985
 msgid "split: cannot use a subarray of second arg for fourth arg"
 msgstr ""
 "split: non consentito un quarto argomento che sia un sottovettore del "
 "secondo argomento"
 
-#: field.c:1001
+#: field.c:988
 msgid "split: cannot use a subarray of fourth arg for second arg"
 msgstr ""
 "split: non consentito un secondo argomento che sia un sottovettore del "
 "quarto argomento"
 
-#: field.c:1032
+#: field.c:1019
 msgid "split: null string for third arg is a gawk extension"
 msgstr "split: la stringa nulla come terzo arg. è un'estensione gawk"
 
-#: field.c:1072
+#: field.c:1059
 msgid "patsplit: fourth argument is not an array"
 msgstr "patsplit: secondo argomento non-vettoriale"
 
-#: field.c:1077
+#: field.c:1064
 msgid "patsplit: second argument is not an array"
 msgstr "patsplit: secondo argomento non-vettoriale"
 
-#: field.c:1083
+#: field.c:1070
 msgid "patsplit: third argument must be non-null"
 msgstr "patsplit: il terzo argomento non può essere nullo"
 
-#: field.c:1087
+#: field.c:1074
 msgid "patsplit: cannot use the same array for second and fourth args"
 msgstr ""
 "patsplit: non si può usare un unico vettore come secondo e quarto argomento"
 
-#: field.c:1092
+#: field.c:1079
 msgid "patsplit: cannot use a subarray of second arg for fourth arg"
 msgstr ""
 "patsplit: non consentito un quarto argomento che sia un sottovettore del "
 "secondo argomento"
 
-#: field.c:1095
+#: field.c:1082
 msgid "patsplit: cannot use a subarray of fourth arg for second arg"
 msgstr ""
 "patsplit: non consentito un secondo argomento che sia un sottovettore del "
 "quarto argomento"
 
-#: field.c:1133
+#: field.c:1120
 msgid "`FIELDWIDTHS' is a gawk extension"
 msgstr "`FIELDWIDTHS' è un'estensione gawk"
 
-#: field.c:1197
+#: field.c:1184
 #, c-format
 msgid "invalid FIELDWIDTHS value, near `%s'"
 msgstr "valore di FIELDWIDTHS non valido, vicino a `%s'"
 
-#: field.c:1270
+#: field.c:1257
 msgid "null string for `FS' is a gawk extension"
 msgstr "la stringa nulla usata come `FS' è un'estensione gawk"
 
-#: field.c:1274
+#: field.c:1261
 msgid "old awk does not support regexps as value of `FS'"
 msgstr "il vecchio awk non supporta espressioni come valori di `FS'"
 
-#: field.c:1393
+#: field.c:1380
 msgid "`FPAT' is a gawk extension"
 msgstr "`FPAT' è un'estensione gawk"
 
@@ -2525,20 +2564,20 @@ msgstr "node_to_awk_value: ricevuto nodo nullo"
 msgid "node_to_awk_value: received null val"
 msgstr "node_to_awk_value: ricevuto valore nullo"
 
-#: gawkapi.c:807
+#: gawkapi.c:810
 msgid "remove_element: received null array"
 msgstr "remove_element: ricevuto vettore nullo"
 
-#: gawkapi.c:810
+#: gawkapi.c:813
 msgid "remove_element: received null subscript"
 msgstr "remove_element: ricevuto indice nullo"
 
-#: gawkapi.c:947
+#: gawkapi.c:950
 #, c-format
 msgid "api_flatten_array: could not convert index %d\n"
 msgstr "api_flatten_array: non sono riuscito a convertire l'indice %d\n"
 
-#: gawkapi.c:952
+#: gawkapi.c:955
 #, c-format
 msgid "api_flatten_array: could not convert value %d\n"
 msgstr "api_flatten_array: non sono riuscito a convertire il valore %d\n"
@@ -2598,293 +2637,275 @@ msgstr "%s: l'opzione '-W %s' non ammette un argomento\n"
 msgid "%s: option '-W %s' requires an argument\n"
 msgstr "%s: l'opzione '-W %s' richiede un argomento\n"
 
-#: io.c:392
+#: io.c:423
 #, c-format
 msgid "command line argument `%s' is a directory: skipped"
-msgstr "l'argomento in linea comando `%s' è una directory: saltato"
+msgstr "l'argomento in riga comando `%s' è una directory: ignorata"
 
-#: io.c:395 io.c:513
+#: io.c:426 io.c:544
 #, c-format
 msgid "cannot open file `%s' for reading (%s)"
 msgstr "non riesco ad aprire file `%s' in lettura (%s)"
 
-#: io.c:640
+#: io.c:671
 #, c-format
 msgid "close of fd %d (`%s') failed (%s)"
 msgstr "chiusura di fd %d (`%s') non riuscita (%s)"
 
-#: io.c:716
+#: io.c:749
 msgid "redirection not allowed in sandbox mode"
 msgstr "ri-direzione non consentita in modo `sandbox'"
 
-#: io.c:750
+#: io.c:783
 #, c-format
 msgid "expression in `%s' redirection only has numeric value"
 msgstr "espressione nella ri-direzione `%s' ha solo un valore numerico"
 
-#: io.c:756
+#: io.c:789
 #, c-format
 msgid "expression for `%s' redirection has null string value"
 msgstr "espressione nella ri-direzione `%s' ha per valore la stringa nulla"
 
-#: io.c:761
+#: io.c:794
 #, c-format
 msgid "filename `%s' for `%s' redirection may be result of logical expression"
 msgstr ""
 "nome-file `%s' per la ri-direzione `%s' può essere il risultato di una "
 "espressione logica"
 
-#: io.c:809
+#: io.c:842
 #, c-format
 msgid "unnecessary mixing of `>' and `>>' for file `%.*s'"
 msgstr "mistura non necessaria di `>' e `>>' per il file `%.*s'"
 
-#: io.c:863
+#: io.c:896
 #, c-format
 msgid "can't open pipe `%s' for output (%s)"
 msgstr "non riesco ad aprire `pipe' `%s' in scrittura (%s)"
 
-#: io.c:873
+#: io.c:906
 #, c-format
 msgid "can't open pipe `%s' for input (%s)"
 msgstr "non riesco ad aprire `pipe' `%s' in lettura (%s)"
 
-#: io.c:904
+#: io.c:937
 #, c-format
 msgid "can't open two way pipe `%s' for input/output (%s)"
 msgstr ""
 "non riesco ad aprire `pipe' bidirezionale `%s' in lettura/scrittura (%s)"
 
-#: io.c:986
+#: io.c:1019
 #, c-format
 msgid "can't redirect from `%s' (%s)"
 msgstr "non riesco a ri-dirigere da `%s' (%s)"
 
-#: io.c:989
+#: io.c:1022
 #, c-format
 msgid "can't redirect to `%s' (%s)"
 msgstr "non riesco a ri-dirigere a `%s' (%s)"
 
-#: io.c:1040
+#: io.c:1073
 msgid ""
 "reached system limit for open files: starting to multiplex file descriptors"
 msgstr ""
 "numero massimo consentito di file aperti raggiunto: comincio a riutilizzare "
 "i descrittori di file"
 
-#: io.c:1056
+#: io.c:1089
 #, c-format
 msgid "close of `%s' failed (%s)."
 msgstr "chiusura di `%s' non riuscita (%s)."
 
-#: io.c:1064
+#: io.c:1097
 msgid "too many pipes or input files open"
 msgstr "troppe `pipe' o file di input aperti"
 
-#: io.c:1086
+#: io.c:1119
 msgid "close: second argument must be `to' or `from'"
 msgstr "close: il secondo argomento deve essere `a' o `da'"
 
-#: io.c:1103
+#: io.c:1136
 #, c-format
 msgid "close: `%.*s' is not an open file, pipe or co-process"
 msgstr "close: `%.*s' non è un file aperto, una `pipe' o un co-processo"
 
-#: io.c:1108
+#: io.c:1141
 msgid "close of redirection that was never opened"
 msgstr "chiusura di una ri-direzione mai aperta"
 
-#: io.c:1205
+#: io.c:1238
 #, c-format
 msgid "close: redirection `%s' not opened with `|&', second argument ignored"
 msgstr "close: ri-direzione `%s' non aperta con `|&', ignoro secondo argomento"
 
-#: io.c:1222
+#: io.c:1255
 #, c-format
 msgid "failure status (%d) on pipe close of `%s' (%s)"
 msgstr "errore ritornato (%d) dalla chiusura della `pipe' `%s' (%s)"
 
-#: io.c:1225
+#: io.c:1258
 #, c-format
 msgid "failure status (%d) on file close of `%s' (%s)"
 msgstr "errore ritornato (%d) dalla chiusura del file `%s' (%s)"
 
-#: io.c:1245
+#: io.c:1278
 #, c-format
 msgid "no explicit close of socket `%s' provided"
 msgstr "nessuna chiusura esplicita richiesta per `socket' `%s'"
 
-#: io.c:1248
+#: io.c:1281
 #, c-format
 msgid "no explicit close of co-process `%s' provided"
 msgstr "nessuna chiusura esplicita richiesta per co-processo `%s'"
 
-#: io.c:1251
+#: io.c:1284
 #, c-format
 msgid "no explicit close of pipe `%s' provided"
 msgstr "nessuna chiusura esplicita richiesta per `pipe' `%s'"
 
-#: io.c:1254
+#: io.c:1287
 #, c-format
 msgid "no explicit close of file `%s' provided"
 msgstr "nessuna chiusura esplicita richiesta per file `%s'"
 
-#: io.c:1284 io.c:1342 main.c:864 main.c:906
+#: io.c:1317 io.c:1375 main.c:615 main.c:657
 #, c-format
 msgid "error writing standard output (%s)"
 msgstr "errore scrivendo 'standard output' (%s)"
 
-#: io.c:1289 io.c:1348 main.c:866
+#: io.c:1322 io.c:1381 main.c:617
 #, c-format
 msgid "error writing standard error (%s)"
 msgstr "errore scrivendo 'standard error' (%s)"
 
-#: io.c:1297
+#: io.c:1330
 #, c-format
 msgid "pipe flush of `%s' failed (%s)."
 msgstr "scaricamento di `pipe' `%s' non riuscito (%s)."
 
-#: io.c:1300
+#: io.c:1333
 #, c-format
 msgid "co-process flush of pipe to `%s' failed (%s)."
 msgstr "scaricamento da co-processo di `pipe' a `%s' non riuscito (%s)."
 
-#: io.c:1303
+#: io.c:1336
 #, c-format
 msgid "file flush of `%s' failed (%s)."
 msgstr "scaricamento di file `%s' non riuscito (%s)."
 
-#: io.c:1420
+#: io.c:1453
 #, c-format
 msgid "local port %s invalid in `/inet'"
 msgstr "porta locale %s invalida in `/inet'"
 
-#: io.c:1438
+#: io.c:1471
 #, c-format
 msgid "remote host and port information (%s, %s) invalid"
 msgstr "host remoto e informazione di porta (%s, %s) invalidi"
 
-#: io.c:1590
-#, c-format
-msgid "no (known) protocol supplied in special filename `%s'"
-msgstr "nessuno protocollo (noto) specificato nel filename speciale `%s'"
-
-#: io.c:1604
-#, c-format
-msgid "special file name `%s' is incomplete"
-msgstr "nome-file speciale `%s' incompleto"
-
-#: io.c:1621
-msgid "must supply a remote hostname to `/inet'"
-msgstr "va fornito nome di `host' remoto a `/inet'"
-
-#: io.c:1639
-msgid "must supply a remote port to `/inet'"
-msgstr "va fornita porta remota a `/inet'"
-
-#: io.c:1685
+#: io.c:1673
 msgid "TCP/IP communications are not supported"
 msgstr "comunicazioni TCP/IP non supportate"
 
-#: io.c:1867
+#: io.c:1854
 #, c-format
 msgid "could not open `%s', mode `%s'"
 msgstr "non riesco ad aprire `%s', modo `%s'"
 
-#: io.c:1917
+#: io.c:1904
 #, c-format
 msgid "close of master pty failed (%s)"
 msgstr "close di `pty' principale non riuscita (%s)"
 
-#: io.c:1919 io.c:2105 io.c:2305
+#: io.c:1906 io.c:2092 io.c:2293
 #, c-format
 msgid "close of stdout in child failed (%s)"
 msgstr "close di `stdout' nel processo-figlio non riuscita (%s)"
 
-#: io.c:1922
+#: io.c:1909
 #, c-format
 msgid "moving slave pty to stdout in child failed (dup: %s)"
 msgstr ""
 "trasferimento di `pty' secondaria a `stdout' nel processo-figlio non "
 "riuscita (dup: %s)"
 
-#: io.c:1924 io.c:2110
+#: io.c:1911 io.c:2097
 #, c-format
 msgid "close of stdin in child failed (%s)"
 msgstr "close di `stdin' nel processo-figlio non riuscita (%s)"
 
-#: io.c:1927
+#: io.c:1914
 #, c-format
 msgid "moving slave pty to stdin in child failed (dup: %s)"
 msgstr ""
 "trasferimento di 'pty' secondaria a 'stdin' nel processo-figlio non riuscito "
 "(dup: %s)"
 
-#: io.c:1929 io.c:1951
+#: io.c:1916 io.c:1938
 #, c-format
 msgid "close of slave pty failed (%s)"
 msgstr "close di 'pty' secondaria non riuscita (%s)"
 
-#: io.c:2040 io.c:2108 io.c:2276 io.c:2308
+#: io.c:2027 io.c:2095 io.c:2264 io.c:2296
 #, c-format
 msgid "moving pipe to stdout in child failed (dup: %s)"
 msgstr ""
 "passaggio di `pipe' a `stdout' nel processo-figlio non riuscito (dup: %s)"
 
-#: io.c:2047 io.c:2113
+#: io.c:2034 io.c:2100
 #, c-format
 msgid "moving pipe to stdin in child failed (dup: %s)"
 msgstr ""
 "passaggio di pipe a `stdin' nel processo-figlio  non riuscito (dup: %s)"
 
-#: io.c:2073 io.c:2298
+#: io.c:2060 io.c:2286
 msgid "restoring stdout in parent process failed\n"
 msgstr "ripristino di `stdout' nel processo-padre non riuscito\n"
 
-#: io.c:2081
+#: io.c:2068
 msgid "restoring stdin in parent process failed\n"
 msgstr "ripristino di `stdin' nel processo-padre non riuscito\n"
 
-#: io.c:2116 io.c:2310 io.c:2324
+#: io.c:2103 io.c:2298 io.c:2313
 #, c-format
 msgid "close of pipe failed (%s)"
 msgstr "close di 'pipe' non riuscita (%s)"
 
-#: io.c:2174
+#: io.c:2162
 msgid "`|&' not supported"
 msgstr "`|&' non supportato"
 
-#: io.c:2261
+#: io.c:2249
 #, c-format
 msgid "cannot open pipe `%s' (%s)"
 msgstr "non riesco ad aprire `pipe' `%s' (%s)"
 
-#: io.c:2318
+#: io.c:2307
 #, c-format
 msgid "cannot create child process for `%s' (fork: %s)"
 msgstr "non riesco a creare processo-figlio per `%s' (fork: %s)"
 
-#: io.c:2790
+#: io.c:2734
 msgid "register_input_parser: received NULL pointer"
 msgstr "register_input_parser: ricevuto puntatore NULL"
 
-#: io.c:2818
+#: io.c:2762
 #, c-format
 msgid "input parser `%s' conflicts with previously installed input parser `%s'"
 msgstr ""
 "input parser `%s' in conflitto con l'input parser `%s' installato in "
 "precedenza"
 
-#: io.c:2825
+#: io.c:2769
 #, c-format
 msgid "input parser `%s' failed to open `%s'"
 msgstr "l'input parser `%s' non è riuscito ad aprire `%s'"
 
-#: io.c:2845
+#: io.c:2789
 msgid "register_output_wrapper: received NULL pointer"
 msgstr "register_output_wrapper: ricevuto puntatore NULL"
 
-#: io.c:2873
+#: io.c:2817
 #, c-format
 msgid ""
 "output wrapper `%s' conflicts with previously installed output wrapper `%s'"
@@ -2892,16 +2913,16 @@ msgstr ""
 "output wrapper `%s' in conflitto con l'output wrapper `%s' installato in "
 "precedenza"
 
-#: io.c:2880
+#: io.c:2824
 #, c-format
 msgid "output wrapper `%s' failed to open `%s'"
 msgstr "l'output wrapper `%s' non è riuscito ad aprire `%s'"
 
-#: io.c:2901
+#: io.c:2845
 msgid "register_output_processor: received NULL pointer"
 msgstr "register_output_processor: ricevuto puntatore NULL"
 
-#: io.c:2930
+#: io.c:2874
 #, c-format
 msgid ""
 "two-way processor `%s' conflicts with previously installed two-way processor "
@@ -2910,209 +2931,195 @@ msgstr ""
 "processore doppio `%s' in conflitto con il processore doppio installato in "
 "precedenza `%s'"
 
-#: io.c:2939
+#: io.c:2883
 #, c-format
 msgid "two way processor `%s' failed to open `%s'"
 msgstr "il processore doppio `%s' non è riuscito ad aprire `%s'"
 
-#: io.c:3064
+#: io.c:3008
 #, c-format
 msgid "data file `%s' is empty"
 msgstr "file dati `%s' vuoto"
 
-#: io.c:3106 io.c:3114
+#: io.c:3050 io.c:3058
 msgid "could not allocate more input memory"
 msgstr "non riesco ad allocare ulteriore memoria per l'input"
 
-#: io.c:3682
+#: io.c:3636
 msgid "multicharacter value of `RS' is a gawk extension"
 msgstr "valore multicarattere per `RS' è un'estensione gawk"
 
-#: io.c:3771
+#: io.c:3783
 msgid "IPv6 communication is not supported"
 msgstr "comunicazioni IPv6 non supportate"
 
-#: main.c:405
-msgid "empty argument to `-e/--source' ignored"
-msgstr "argomento di `-e/--source' nullo, ignorato"
-
-#: main.c:495
-#, c-format
-msgid "%s: option `-W %s' unrecognized, ignored\n"
-msgstr "%s: opzione `-W %s' non riconosciuta, ignorata\n"
-
-#: main.c:541
-#, c-format
-msgid "%s: option requires an argument -- %c\n"
-msgstr "%s: l'opzione richiede un argomento -- %c\n"
-
-#: main.c:562
+#: main.c:309
 msgid "environment variable `POSIXLY_CORRECT' set: turning on `--posix'"
 msgstr "variable d'ambiente `POSIXLY_CORRECT' impostata: attivo `--posix'"
 
-#: main.c:568
+#: main.c:315
 msgid "`--posix' overrides `--traditional'"
 msgstr "`--posix' annulla `--traditional'"
 
-#: main.c:579
+#: main.c:326
 msgid "`--posix'/`--traditional' overrides `--non-decimal-data'"
 msgstr "`--posix'/`--traditional' annulla `--non-decimal-data'"
 
-#: main.c:583
+#: main.c:330
 #, c-format
 msgid "running %s setuid root may be a security problem"
 msgstr "eseguire %s con `setuid' root può essere un rischio per la sicurezza"
 
-#: main.c:588
+#: main.c:334
 msgid "`--posix' overrides `--characters-as-bytes'"
 msgstr "`--posix' annulla `--characters-as-bytes'"
 
-#: main.c:647
+#: main.c:392
 #, c-format
 msgid "can't set binary mode on stdin (%s)"
 msgstr "non è possibile impostare modalità binaria su `stdin'(%s)"
 
-#: main.c:650
+#: main.c:395
 #, c-format
 msgid "can't set binary mode on stdout (%s)"
 msgstr "non è possibile impostare modalità binaria su `stdout'(%s)"
 
-#: main.c:652
+#: main.c:397
 #, c-format
 msgid "can't set binary mode on stderr (%s)"
 msgstr "non è possibile impostare modalità binaria su `stderr'(%s)"
 
-#: main.c:710
+#: main.c:457
 msgid "no program text at all!"
 msgstr "manca del tutto il testo del programma!"
 
-#: main.c:799
+#: main.c:550
 #, c-format
 msgid "Usage: %s [POSIX or GNU style options] -f progfile [--] file ...\n"
 msgstr "Uso: %s [opzioni in stile POSIX o GNU] -f file-prog. [--] file ...\n"
 
-#: main.c:801
+#: main.c:552
 #, c-format
 msgid "Usage: %s [POSIX or GNU style options] [--] %cprogram%c file ...\n"
 msgstr "Usage: %s [opzioni in stile POSIX o GNU] [--] %cprogramma%c file ...\n"
 
-#: main.c:806
+#: main.c:557
 msgid "POSIX options:\t\tGNU long options: (standard)\n"
 msgstr "Opzioni POSIX:\t\topzioni lunghe GNU: (standard)\n"
 
-#: main.c:807
+#: main.c:558
 msgid "\t-f progfile\t\t--file=progfile\n"
 msgstr "\t-f fileprog\t\t--file=file-prog.\n"
 
-#: main.c:808
+#: main.c:559
 msgid "\t-F fs\t\t\t--field-separator=fs\n"
 msgstr "\t-F fs\t\t\t--field-separator=fs\n"
 
-#: main.c:809
+#: main.c:560
 msgid "\t-v var=val\t\t--assign=var=val\n"
 msgstr "\t-v var=valore\t\t--assign=var=valore\n"
 
-#: main.c:810
+#: main.c:561
 msgid "Short options:\t\tGNU long options: (extensions)\n"
 msgstr "Opzioni brevi:\t\topzioni lunghe GNU: (estensioni)\n"
 
-#: main.c:811
+#: main.c:562
 msgid "\t-b\t\t\t--characters-as-bytes\n"
 msgstr "\t-b\t\t\t--characters-as-bytes\n"
 
-#: main.c:812
+#: main.c:563
 msgid "\t-c\t\t\t--traditional\n"
 msgstr "\t-c\t\t\t--traditional\n"
 
-#: main.c:813
+#: main.c:564
 msgid "\t-C\t\t\t--copyright\n"
 msgstr "\t-C\t\t\t--copyright\n"
 
-#: main.c:814
+#: main.c:565
 msgid "\t-d[file]\t\t--dump-variables[=file]\n"
 msgstr "\t-d[file]\t\t--dump-variables[=file]\n"
 
-#: main.c:815
+#: main.c:566
 msgid "\t-D[file]\t\t--debug[=file]\n"
 msgstr "\t-D[file]\t\t--debug[=file]\n"
 
-#: main.c:816
+#: main.c:567
 msgid "\t-e 'program-text'\t--source='program-text'\n"
 msgstr "\t-e 'testo-del-programma'\t--source='testo-del-programma'\n"
 
-#: main.c:817
+#: main.c:568
 msgid "\t-E file\t\t\t--exec=file\n"
 msgstr "\t-E file\t\t\t--exec=file\n"
 
-#: main.c:818
+#: main.c:569
 msgid "\t-g\t\t\t--gen-pot\n"
 msgstr "\t-g\t\t\t--gen-pot\n"
 
-#: main.c:819
+#: main.c:570
 msgid "\t-h\t\t\t--help\n"
 msgstr "\t-h\t\t\t--help\n"
 
-#: main.c:820
+#: main.c:571
 msgid "\t-i includefile\t\t--include=includefile\n"
 msgstr "\t-i include_file\t\t--include=include_file\n"
 
-#: main.c:821
+#: main.c:572
 msgid "\t-l library\t\t--load=library\n"
 msgstr "\t-l libreria\t\t--load=libreria\n"
 
-#: main.c:822
-msgid "\t-L [fatal]\t\t--lint[=fatal]\n"
-msgstr "\t-L [fatal]\t\t--lint[=fatal]\n"
-
-#: main.c:823
-msgid "\t-n\t\t\t--non-decimal-data\n"
-msgstr "\t-n\t\t\t--non-decimal-data\n"
+#: main.c:573
+msgid "\t-L[fatal|invalid]\t--lint[=fatal|invalid]\n"
+msgstr "\t-L[fatal|invalid]\t--lint[=fatal|invalid]\n"
 
-#: main.c:824
+#: main.c:574
 msgid "\t-M\t\t\t--bignum\n"
 msgstr "\t-M\t\t\t--bignum\n"
 
-#: main.c:825
+#: main.c:575
 msgid "\t-N\t\t\t--use-lc-numeric\n"
 msgstr "\t-N\t\t\t--use-lc-numeric\n"
 
-#: main.c:826
+#: main.c:576
+msgid "\t-n\t\t\t--non-decimal-data\n"
+msgstr "\t-n\t\t\t--non-decimal-data\n"
+
+#: main.c:577
 msgid "\t-o[file]\t\t--pretty-print[=file]\n"
 msgstr "\t-o[file]\t\t--pretty-print[=file]\n"
 
-#: main.c:827
+#: main.c:578
 msgid "\t-O\t\t\t--optimize\n"
 msgstr "\t-O\t\t\t--optimize\n"
 
-#: main.c:828
+#: main.c:579
 msgid "\t-p[file]\t\t--profile[=file]\n"
 msgstr "\t-p[file]\t\t--profile[=file]\n"
 
-#: main.c:829
+#: main.c:580
 msgid "\t-P\t\t\t--posix\n"
 msgstr "\t-P\t\t\t--posix\n"
 
-#: main.c:830
+#: main.c:581
 msgid "\t-r\t\t\t--re-interval\n"
 msgstr "\t-r\t\t\t--re-interval\n"
 
-#: main.c:831
+#: main.c:582
 msgid "\t-S\t\t\t--sandbox\n"
 msgstr "\t-S\t\t\t--sandbox\n"
 
-#: main.c:832
+#: main.c:583
 msgid "\t-t\t\t\t--lint-old\n"
 msgstr "\t-t\t\t\t--lint-old\n"
 
-#: main.c:833
+#: main.c:584
 msgid "\t-V\t\t\t--version\n"
 msgstr "\t-V\t\t\t--version\n"
 
-#: main.c:835
+#: main.c:586
 msgid "\t-W nostalgia\t\t--nostalgia\n"
 msgstr "\t-W nostalgia\t\t--nostalgia\n"
 
-#: main.c:838
+#: main.c:589
 msgid "\t-Y\t\t--parsedebug\n"
 msgstr "\t-Y\t\t--parsedebug\n"
 
@@ -3121,7 +3128,7 @@ msgstr "\t-Y\t\t--parsedebug\n"
 #. for this application.  Please add _another line_ with the
 #. address for translation bugs.
 #. no-wrap
-#: main.c:847
+#: main.c:598
 msgid ""
 "\n"
 "To report bugs, see node `Bugs' in `gawk.info', which is\n"
@@ -3134,7 +3141,7 @@ msgstr ""
 "Problemi di traduzione, segnalare ad: azc100@gmail.com.\n"
 "\n"
 
-#: main.c:851
+#: main.c:602
 msgid ""
 "gawk is a pattern scanning and processing language.\n"
 "By default it reads standard input and writes standard output.\n"
@@ -3144,7 +3151,7 @@ msgstr ""
 "Senza parametri, legge da 'standard input' e scrive su 'standard output'.\n"
 "\n"
 
-#: main.c:855
+#: main.c:606
 msgid ""
 "Examples:\n"
 "\tgawk '{ sum += $1 }; END { print sum }' file\n"
@@ -3154,7 +3161,7 @@ msgstr ""
 "\tgawk '{ sum += $1 }; END { print sum }' file\n"
 "\tgawk -F: '{ print $1 }' /etc/passwd\n"
 
-#: main.c:880
+#: main.c:631
 #, c-format
 msgid ""
 "Copyright (C) 1989, 1991-%d Free Software Foundation.\n"
@@ -3173,7 +3180,7 @@ msgstr ""
 "Licenza, o (a tua scelta) a una qualsiasi versione successiva.\n"
 "\n"
 
-#: main.c:888
+#: main.c:639
 msgid ""
 "This program is distributed in the hope that it will be useful,\n"
 "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
@@ -3187,7 +3194,7 @@ msgstr ""
 "Vedi la 'GNU General Public License' per ulteriori dettagli.\n"
 "\n"
 
-#: main.c:894
+#: main.c:645
 msgid ""
 "You should have received a copy of the GNU General Public License\n"
 "along with this program. If not, see http://www.gnu.org/licenses/.\n"
@@ -3196,16 +3203,16 @@ msgstr ""
 "assieme a questo programma; se non è così, vedi http://www.gnu.org/"
 "licenses/.\n"
 
-#: main.c:931
+#: main.c:682
 msgid "-Ft does not set FS to tab in POSIX awk"
 msgstr "-Ft non imposta FS a `tab' nell'awk POSIX"
 
-#: main.c:1208
+#: main.c:973
 #, c-format
 msgid "unknown value for field spec: %d\n"
 msgstr "valore non noto per specifica campo: %d\n"
 
-#: main.c:1306
+#: main.c:1071
 #, c-format
 msgid ""
 "%s: `%s' argument to `-v' not in `var=value' form\n"
@@ -3214,98 +3221,116 @@ msgstr ""
 "%s: `%s' argomento di `-v' non in forma `var=valore'\n"
 "\n"
 
-#: main.c:1332
+#: main.c:1097
 #, c-format
 msgid "`%s' is not a legal variable name"
 msgstr "`%s' non è un nome di variabile ammesso"
 
-#: main.c:1335
+#: main.c:1100
 #, c-format
 msgid "`%s' is not a variable name, looking for file `%s=%s'"
 msgstr "`%s' non è un nome di variabile, cerco il file `%s=%s'"
 
-#: main.c:1339
+#: main.c:1104
 #, c-format
 msgid "cannot use gawk builtin `%s' as variable name"
 msgstr "nome funzione interna gawk `%s' non ammesso come nome variabile"
 
-#: main.c:1344
+#: main.c:1109
 #, c-format
 msgid "cannot use function `%s' as variable name"
 msgstr "non è possibile usare nome di funzione `%s' come nome di variabile"
 
-#: main.c:1397
+#: main.c:1162
 msgid "floating point exception"
 msgstr "eccezione floating point"
 
-#: main.c:1404
+#: main.c:1169
 msgid "fatal error: internal error"
 msgstr "errore fatale: errore interno"
 
-#: main.c:1419
+#: main.c:1184
 msgid "fatal error: internal error: segfault"
 msgstr "errore fatale: errore interno: segfault"
 
-#: main.c:1431
+#: main.c:1196
 msgid "fatal error: internal error: stack overflow"
 msgstr "errore fatale: errore interno: stack overflow"
 
-#: main.c:1490
+#: main.c:1255
 #, c-format
 msgid "no pre-opened fd %d"
 msgstr "manca `fd' pre-aperta %d"
 
-#: main.c:1497
+#: main.c:1262
 #, c-format
 msgid "could not pre-open /dev/null for fd %d"
 msgstr "non riesco a pre-aprire /dev/null per `fd' %d"
 
-#: mpfr.c:550
+#: main.c:1476
+msgid "empty argument to `-e/--source' ignored"
+msgstr "argomento di `-e/--source' nullo, ignorato"
+
+#: main.c:1547
+msgid "-M ignored: MPFR/GMP support not compiled in"
+msgstr "-M ignorato: supporto per MPFR/GMP non generato"
+
+#: main.c:1568
+#, c-format
+msgid "%s: option `-W %s' unrecognized, ignored\n"
+msgstr "%s: opzione `-W %s' non riconosciuta, ignorata\n"
+
+#: main.c:1621
+#, c-format
+msgid "%s: option requires an argument -- %c\n"
+msgstr "%s: l'opzione richiede un argomento -- %c\n"
+
+#: mpfr.c:557
 #, c-format
 msgid "PREC value `%.*s' is invalid"
 msgstr "valore PREC `%.*s' non valido"
 
-#: mpfr.c:608
+#: mpfr.c:615
 #, c-format
 msgid "RNDMODE value `%.*s' is invalid"
 msgstr "valore di RNDMODE `%.*s' non valido"
 
-#: mpfr.c:698
+#: mpfr.c:711
 #, c-format
 msgid "%s: received non-numeric argument"
-msgstr "%s: ricevuto argomento non-numerico"
+msgstr "%s: l'argomento ricevuto non è numerico"
 
-#: mpfr.c:800
+#: mpfr.c:820
 msgid "compl(%Rg): negative value will give strange results"
 msgstr "compl(%Rg): valore negativo, darà risultati strani"
 
-#: mpfr.c:804
+#: mpfr.c:824
 msgid "comp(%Rg): fractional value will be truncated"
 msgstr "comp(%Rg): valore decimale sarà troncato"
 
-#: mpfr.c:816
+#: mpfr.c:836
 #, c-format
 msgid "cmpl(%Zd): negative values will give strange results"
 msgstr "cmpl(%Zd): valori negativi, daranno risultati strani"
 
-#: mpfr.c:835
+#: mpfr.c:855
 #, c-format
 msgid "%s: received non-numeric argument #%d"
-msgstr "%s:ricevuto argomento non-numerico #%d"
+msgstr "%s: l'argomento ricevuto non è numerico #%d"
 
-#: mpfr.c:845
+#: mpfr.c:865
 msgid "%s: argument #%d has invalid value %Rg, using 0"
 msgstr "%s: argomento #%d con valore non valido %Rg, uso 0"
 
-#: mpfr.c:857
+#: mpfr.c:877
 msgid "%s: argument #%d negative value %Rg will give strange results"
 msgstr "%s: argomento #%d con valore negativo %Rg, darà risultati strani"
 
-#: mpfr.c:863
+#: mpfr.c:883
 msgid "%s: argument #%d fractional value %Rg will be truncated"
 msgstr "%s: argomento #%d, valore decimale sarà troncato"
 
-#: mpfr.c:878
+#: mpfr.c:898
 #, c-format
 msgid "%s: argument #%d negative value %Zd will give strange results"
 msgstr "%s: argomento #%d con valore negativo %Zd, darà risultati strani"
@@ -3315,24 +3340,24 @@ msgstr "%s: argomento #%d con valore negativo %Zd, darà risultati strani"
 msgid "cmd. line:"
 msgstr "riga com.:"
 
-#: node.c:421
+#: node.c:409
 msgid "backslash at end of string"
 msgstr "'\\' a fine stringa"
 
-#: node.c:500
+#: node.c:488
 #, c-format
 msgid "old awk does not support the `\\%c' escape sequence"
 msgstr "il vecchio awk non supporta la sequenza di escape '\\%c'"
 
-#: node.c:551
+#: node.c:539
 msgid "POSIX does not allow `\\x' escapes"
 msgstr "POSIX non permette escape `\\x'"
 
-#: node.c:557
+#: node.c:545
 msgid "no hex digits in `\\x' escape sequence"
 msgstr "niente cifre esadecimali nella sequenza di escape `\\x'"
 
-#: node.c:579
+#: node.c:566
 #, c-format
 msgid ""
 "hex escape \\x%.*s of %d characters probably not interpreted the way you "
@@ -3341,12 +3366,12 @@ msgstr ""
 "sequenza di escape esadec.\\x%.*s di %d caratteri probabilmente non "
 "interpretata nel modo previsto"
 
-#: node.c:594
+#: node.c:581
 #, c-format
 msgid "escape sequence `\\%c' treated as plain `%c'"
 msgstr "sequenza di escape `\\%c' considerata come semplice `%c'"
 
-#: node.c:739
+#: node.c:725
 msgid ""
 "Invalid multibyte data detected. There may be a mismatch between your data "
 "and your locale."
@@ -3365,25 +3390,25 @@ msgid "%s %s `%s': could not set close-on-exec: (fcntl F_SETFD: %s)"
 msgstr ""
 "%s %s `%s': non riesco a impostare 'close-on-exec': (fcntl F_SETFD: %s)"
 
-#: profile.c:71
+#: profile.c:73
 #, c-format
 msgid "could not open `%s' for writing: %s"
 msgstr "non riesco ad aprire `%s' in scrittura: %s"
 
-#: profile.c:73
+#: profile.c:75
 msgid "sending profile to standard error"
 msgstr "mando profilo a 'standard error'"
 
-#: profile.c:193
+#: profile.c:220
 #, c-format
 msgid ""
-"\t# %s block(s)\n"
+"\t# %s rule(s)\n"
 "\n"
 msgstr ""
-"\t# blocco(hi) %s\n"
+"\t# %s regola(e)\n"
 "\n"
 
-#: profile.c:198
+#: profile.c:227
 #, c-format
 msgid ""
 "\t# Rule(s)\n"
@@ -3392,16 +3417,16 @@ msgstr ""
 "\t# Regola(e)\n"
 "\n"
 
-#: profile.c:272
+#: profile.c:308
 #, c-format
 msgid "internal error: %s with null vname"
 msgstr "errore interno: %s con `vname' nullo"
 
-#: profile.c:537
+#: profile.c:574
 msgid "internal error: builtin with null fname"
 msgstr "errore interno: funzione interna con `fname' nullo"
 
-#: profile.c:949
+#: profile.c:1016
 #, c-format
 msgid ""
 "\t# Loaded extensions (-l and/or @load)\n"
@@ -3410,12 +3435,12 @@ msgstr ""
 "\t# Estensioni caricate (-l e/o @load)\n"
 "\n"
 
-#: profile.c:972
+#: profile.c:1065
 #, c-format
 msgid "\t# gawk profile, created %s\n"
 msgstr "\t# profilo gawk, creato %s\n"
 
-#: profile.c:1475
+#: profile.c:1607
 #, c-format
 msgid ""
 "\n"
@@ -3424,7 +3449,7 @@ msgstr ""
 "\n"
 "\t# Funzioni, in ordine alfabetico\n"
 
-#: profile.c:1513
+#: profile.c:1658
 #, c-format
 msgid "redir2str: unknown redirection type %d"
 msgstr "redir2str: tipo di ri-direzione non noto %d"
@@ -3464,8 +3489,8 @@ msgid "Invalid back reference"
 msgstr "Riferimento indietro non valido"
 
 #: regcomp.c:152
-msgid "Unmatched [ or [^"
-msgstr "[ o [^ non chiusa"
+msgid "Unmatched [, [^, [:, [., or [="
+msgstr "[, [^, [:, [. o [= non chiusa"
 
 #: regcomp.c:155
 msgid "Unmatched ( or \\("
@@ -3475,6 +3500,10 @@ msgstr "( o \\( non chiusa"
 msgid "Unmatched \\{"
 msgstr "\\{ non chiusa"
 
+#: regcomp.c:161
+msgid "Invalid content of \\{\\}"
+msgstr "Contenuto di \\{\\} non valido"
+
 #: regcomp.c:164
 msgid "Invalid range end"
 msgstr "Fine di intervallo non valido"
@@ -3491,6 +3520,10 @@ msgstr "Espressione regolare precedente invalida"
 msgid "Premature end of regular expression"
 msgstr "Fine di espressione regolare inaspettata"
 
+#: regcomp.c:176
+msgid "Regular expression too big"
+msgstr "Espressione regolare troppo complessa"
+
 #: regcomp.c:179
 msgid "Unmatched ) or \\)"
 msgstr ") o \\) non aperta"
@@ -3499,7 +3532,6 @@ msgstr ") o \\) non aperta"
 msgid "No previous regular expression"
 msgstr "Nessuna espressione regolare precedente"
 
-#: symbol.c:741
+#: symbol.c:749
 msgid "can not pop main context"
 msgstr "non posso salire più in alto nello stack"
-
diff --git a/profile.c b/profile.c
index ad879a3c..233bca0f 100644
--- a/profile.c
+++ b/profile.c
@@ -246,6 +246,7 @@ pprint(INSTRUCTION *startp, INSTRUCTION *endp, bool in_for_header)
 				} else {
 					fprintf(prof_fp, "{\n");
 					ip1 = (pc + 1)->firsti;
+					ip2 = (pc + 1)->lasti;
 				}
 				ip1 = ip1->nexti;
 			}
diff --git a/test/ChangeLog b/test/ChangeLog
index 9b00b382..2787b909 100644
--- a/test/ChangeLog
+++ b/test/ChangeLog
@@ -1,3 +1,14 @@
+2014-12-24         Arnold D. Robbins     <arnold@skeeve.com>
+
+	* Makefile.am (badbuild): New test.
+	* badbuild.awk, badbuild.in, badbuild.ok: New files.
+
+2014-12-24         Andrew J. Schorr     <aschorr@telemetry-investments.com>
+
+	* Makefile.am (check): If tests don't pass, run 'make diffout'
+	and exit 1. Should help distros to notice when they have built
+	gawk incorrectly. (Can you say "Fedora", boys and girls?)
+
 2014-12-12         Arnold D. Robbins     <arnold@skeeve.com>
 
 	* profile5.ok: Updated after code changes.
diff --git a/test/Makefile.am b/test/Makefile.am
index a00e011e..7335da32 100644
--- a/test/Makefile.am
+++ b/test/Makefile.am
@@ -123,6 +123,9 @@ EXTRA_DIST = \
 	badargs.ok \
 	badassign1.awk \
 	badassign1.ok \
+	badbuild.awk \
+	badbuild.in \
+	badbuild.ok \
 	beginfile1.awk \
 	beginfile1.ok \
 	beginfile2.in \
@@ -976,7 +979,7 @@ BASIC_TESTS = \
 	arrayref arrymem1 arryref2 arryref3 arryref4 arryref5 arynasty \
 	arynocls aryprm1 aryprm2 aryprm3 aryprm4 aryprm5 aryprm6 aryprm7 \
 	aryprm8 arysubnm asgext awkpath \
-	back89 backgsub badassign1 \
+	back89 backgsub badassign1 badbuild \
 	childin clobber closebad clsflnam compare compare2 concat1 concat2 \
 	concat3 concat4 convfmt \
 	datanonl defref delargv delarpm2 delarprm delfunc dfamb1 dfastress dynlj \
@@ -1102,7 +1105,7 @@ check:	msg \
 	charset-msg-start charset-tests charset-msg-end \
 	shlib-msg-start  shlib-tests     shlib-msg-end \
 	mpfr-msg-start   mpfr-tests      mpfr-msg-end
-	@$(MAKE) pass-fail
+	@$(MAKE) pass-fail || { $(MAKE) diffout; exit 1; }
 
 basic:	$(BASIC_TESTS)
 
diff --git a/test/Makefile.in b/test/Makefile.in
index 93a989b5..fa86fc7f 100644
--- a/test/Makefile.in
+++ b/test/Makefile.in
@@ -370,6 +370,9 @@ EXTRA_DIST = \
 	badargs.ok \
 	badassign1.awk \
 	badassign1.ok \
+	badbuild.awk \
+	badbuild.in \
+	badbuild.ok \
 	beginfile1.awk \
 	beginfile1.ok \
 	beginfile2.in \
@@ -1222,7 +1225,7 @@ BASIC_TESTS = \
 	arrayref arrymem1 arryref2 arryref3 arryref4 arryref5 arynasty \
 	arynocls aryprm1 aryprm2 aryprm3 aryprm4 aryprm5 aryprm6 aryprm7 \
 	aryprm8 arysubnm asgext awkpath \
-	back89 backgsub badassign1 \
+	back89 backgsub badassign1 badbuild \
 	childin clobber closebad clsflnam compare compare2 concat1 concat2 \
 	concat3 concat4 convfmt \
 	datanonl defref delargv delarpm2 delarprm delfunc dfamb1 dfastress dynlj \
@@ -1530,7 +1533,7 @@ check:	msg \
 	charset-msg-start charset-tests charset-msg-end \
 	shlib-msg-start  shlib-tests     shlib-msg-end \
 	mpfr-msg-start   mpfr-tests      mpfr-msg-end
-	@$(MAKE) pass-fail
+	@$(MAKE) pass-fail || { $(MAKE) diffout; exit 1; }
 
 basic:	$(BASIC_TESTS)
 
@@ -2553,6 +2556,11 @@ badassign1:
 	@AWKPATH="$(srcdir)" $(AWK) -f $@.awk  >_$@ 2>&1 || echo EXIT CODE: $$? >>_$@
 	@-$(CMP) "$(srcdir)"/$@.ok _$@ && rm -f _$@
 
+badbuild:
+	@echo $@
+	@AWKPATH="$(srcdir)" $(AWK) -f $@.awk  < "$(srcdir)"/$@.in >_$@ 2>&1 || echo EXIT CODE: $$? >>_$@
+	@-$(CMP) "$(srcdir)"/$@.ok _$@ && rm -f _$@
+
 childin:
 	@echo $@
 	@AWKPATH="$(srcdir)" $(AWK) -f $@.awk  < "$(srcdir)"/$@.in >_$@ 2>&1 || echo EXIT CODE: $$? >>_$@
diff --git a/test/Maketests b/test/Maketests
index 85c13d5d..e1b92bf9 100644
--- a/test/Maketests
+++ b/test/Maketests
@@ -125,6 +125,11 @@ badassign1:
 	@AWKPATH="$(srcdir)" $(AWK) -f $@.awk  >_$@ 2>&1 || echo EXIT CODE: $$? >>_$@
 	@-$(CMP) "$(srcdir)"/$@.ok _$@ && rm -f _$@
 
+badbuild:
+	@echo $@
+	@AWKPATH="$(srcdir)" $(AWK) -f $@.awk  < "$(srcdir)"/$@.in >_$@ 2>&1 || echo EXIT CODE: $$? >>_$@
+	@-$(CMP) "$(srcdir)"/$@.ok _$@ && rm -f _$@
+
 childin:
 	@echo $@
 	@AWKPATH="$(srcdir)" $(AWK) -f $@.awk  < "$(srcdir)"/$@.in >_$@ 2>&1 || echo EXIT CODE: $$? >>_$@
diff --git a/test/badbuild.awk b/test/badbuild.awk
new file mode 100644
index 00000000..12a6caeb
--- /dev/null
+++ b/test/badbuild.awk
@@ -0,0 +1,6 @@
+$1 == $2 == $3 {
+	print "Gawk was built incorrectly."
+	print "Use bison, not byacc or something else!"
+	print "(Really, why aren't you using the awkgram.c in the distribution?)"
+	exit 42
+}
diff --git a/test/badbuild.in b/test/badbuild.in
new file mode 100644
index 00000000..560711d4
--- /dev/null
+++ b/test/badbuild.in
@@ -0,0 +1 @@
+a a 1
diff --git a/test/badbuild.ok b/test/badbuild.ok
new file mode 100644
index 00000000..6d60f5a9
--- /dev/null
+++ b/test/badbuild.ok
@@ -0,0 +1,3 @@
+gawk: badbuild.awk:1: $1 == $2 == $3 {
+gawk: badbuild.awk:1:          ^ syntax error
+EXIT CODE: 1