diff options
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/ChangeLog | 10 | ||||
| -rw-r--r-- | doc/gawk.info | 478 | ||||
| -rw-r--r-- | doc/gawk.texi | 13 | ||||
| -rw-r--r-- | doc/gawktexi.in | 13 |
4 files changed, 261 insertions, 253 deletions
diff --git a/doc/ChangeLog b/doc/ChangeLog index 45871893..c5b59fed 100644 --- a/doc/ChangeLog +++ b/doc/ChangeLog @@ -3,6 +3,10 @@ * gawktexi.in): Small typo fixes. Thanks to Antonio Giovanni Colombo for pointing them out. +2018-11-01 Arnold D. Robbins <arnold@skeeve.com> + + * gawktexi.in (Profiling): Review and update. + 2018-10-30 Arnold D. Robbins <arnold@skeeve.com> * gawktexi.in (Arrays of Arrays): Typo fix in code. Thanks to Alto Tom @@ -20,6 +24,12 @@ Communications Guidelines, with URL. * texinfo.tex: Updated from GNULIB. +2018-10-17 Arnold D. Robbins <arnold@skeeve.com> + + * gawktexi.in (Profiling): Revise example for pattern without + action and note that the profiler distinguishes `print' and + `print $0'. + 2018-09-23 Arnold D. Robbins <arnold@skeeve.com> * gawktexi.in (Extracting): Note that patch levels above diff --git a/doc/gawk.info b/doc/gawk.info index 58c11978..01f7376f 100644 --- a/doc/gawk.info +++ b/doc/gawk.info @@ -20759,7 +20759,8 @@ output. They are as follows: structure of the program and the precedence rules. For example, '(3 + 5) * 4' means add three and five, then multiply the total by four. However, '3 + 5 * 4' has no parentheses, and means '3 + (5 * - 4)'. + 4)'. However, explicit parentheses in the source program are + retained. * Parentheses are used around the arguments to 'print' and 'printf' only when the 'print' or 'printf' statement is followed by a @@ -20781,10 +20782,11 @@ representation. Also, things such as: come out as: /foo/ { - print $0 + print } -which is correct, but possibly unexpected. +which is correct, but possibly unexpected. (If a program uses both +'print $0' and plain 'print', that distinction is retained.) Besides creating profiles when a program has completed, 'gawk' can produce a profile while it is running. This is useful if your 'awk' @@ -20840,7 +20842,10 @@ without any execution counts. profiling, and that created when pretty-printing. Pretty-printed output preserves the original comments that were in the program, although their placement may not correspond exactly to their original locations in the -source code.(1) +source code. However, no comments should be lost. Also, 'gawk' does +the best it can to preserve the distinction between comments at the end +of a statement and comments on lines by themselves. This isn't always +perfect, though. However, as a deliberate design decision, profiling output _omits_ the original program's comments. This allows you to focus on the @@ -20860,14 +20865,6 @@ disable 'gawk''s default optimizations. constants; if you used an octal or hexadecimal value in your source code, it will appear that way in the output. - ---------- Footnotes ---------- - - (1) 'gawk' does the best it can to preserve the distinction between -comments at the end of a statement and comments on lines by themselves. -Due to implementation constraints, it does not always do so correctly, -particularly for 'switch' statements. The 'gawk' maintainers hope to -improve this in a subsequent release. - File: gawk.info, Node: Advanced Features Summary, Prev: Profiling, Up: Advanced Features @@ -34143,7 +34140,7 @@ Index * dump debugger command: Miscellaneous Debugger Commands. (line 9) * dupword.awk program: Dupword Program. (line 31) -* dynamic profiling: Profiling. (line 177) +* dynamic profiling: Profiling. (line 179) * dynamically loaded extensions: Dynamic Extensions. (line 6) * e debugger command (alias for enable): Breakpoint Control. (line 73) * EBCDIC: Ordinal Functions. (line 45) @@ -34532,7 +34529,7 @@ Index * G., Daniel Richard: Acknowledgments. (line 60) * G., Daniel Richard <1>: Maintainers. (line 14) * Garfinkle, Scott: Contributors. (line 35) -* gawk program, dynamic profiling: Profiling. (line 177) +* gawk program, dynamic profiling: Profiling. (line 179) * gawk version: Auto-set. (line 241) * gawk, ARGIND variable in: Other Arguments. (line 15) * gawk, awk and: Preface. (line 21) @@ -34737,7 +34734,7 @@ Index * history expansion, in debugger: Readline Support. (line 6) * histsort.awk program: History Sorting. (line 25) * Hughes, Phil: Acknowledgments. (line 43) -* HUP signal, for dynamic profiling: Profiling. (line 209) +* HUP signal, for dynamic profiling: Profiling. (line 211) * hyphen (-), - operator: Precedence. (line 51) * hyphen (-), - operator <1>: Precedence. (line 57) * hyphen (-), -- operator: Increment Ops. (line 48) @@ -34819,7 +34816,7 @@ Index * installing gawk: Installation. (line 6) * instruction tracing, in debugger: Debugger Info. (line 90) * int: Numeric Functions. (line 24) -* INT signal (MS-Windows): Profiling. (line 212) +* INT signal (MS-Windows): Profiling. (line 214) * integer array indices: Numeric Array Subscripts. (line 31) * integers, arbitrary precision: Arbitrary Precision Integers. @@ -34875,7 +34872,7 @@ Index * Kernighan, Brian <8>: Other Versions. (line 13) * Kernighan, Brian <9>: Basic Data Typing. (line 54) * Kernighan, Brian <10>: Glossary. (line 204) -* kill command, dynamic profiling: Profiling. (line 186) +* kill command, dynamic profiling: Profiling. (line 188) * Knights, jedi: Undocumented. (line 6) * Kwok, Conrad: Contributors. (line 35) * l debugger command (alias for list): Miscellaneous Debugger Commands. @@ -35389,7 +35386,7 @@ Index * PROCINFO, values of sorted_in: Controlling Scanning. (line 26) * profiling awk programs: Profiling. (line 6) -* profiling awk programs, dynamically: Profiling. (line 177) +* profiling awk programs, dynamically: Profiling. (line 179) * program identifiers: Auto-set. (line 193) * program, definition of: Getting Started. (line 21) * programming conventions, --non-decimal-data option: Nondecimal Data. @@ -35426,7 +35423,7 @@ Index * QuikTrim Awk: Other Versions. (line 135) * quit debugger command: Miscellaneous Debugger Commands. (line 100) -* QUIT signal (MS-Windows): Profiling. (line 212) +* QUIT signal (MS-Windows): Profiling. (line 214) * quoting in gawk command lines: Long. (line 26) * quoting in gawk command lines, tricks for: Quoting. (line 91) * quoting, for small awk programs: Comments. (line 27) @@ -35716,15 +35713,15 @@ Index (line 130) * sidebar, Using \n in Bracket Expressions of Dynamic Regexps: Computed Regexps. (line 58) -* SIGHUP signal, for dynamic profiling: Profiling. (line 209) -* SIGINT signal (MS-Windows): Profiling. (line 212) -* signals, HUP/SIGHUP, for profiling: Profiling. (line 209) -* signals, INT/SIGINT (MS-Windows): Profiling. (line 212) -* signals, QUIT/SIGQUIT (MS-Windows): Profiling. (line 212) -* signals, USR1/SIGUSR1, for profiling: Profiling. (line 186) +* SIGHUP signal, for dynamic profiling: Profiling. (line 211) +* SIGINT signal (MS-Windows): Profiling. (line 214) +* signals, HUP/SIGHUP, for profiling: Profiling. (line 211) +* signals, INT/SIGINT (MS-Windows): Profiling. (line 214) +* signals, QUIT/SIGQUIT (MS-Windows): Profiling. (line 214) +* signals, USR1/SIGUSR1, for profiling: Profiling. (line 188) * signature program: Signature Program. (line 6) -* SIGQUIT signal (MS-Windows): Profiling. (line 212) -* SIGUSR1 signal, for dynamic profiling: Profiling. (line 186) +* SIGQUIT signal (MS-Windows): Profiling. (line 214) +* SIGUSR1 signal, for dynamic profiling: Profiling. (line 188) * silent debugger command: Debugger Execution Control. (line 10) * sin: Numeric Functions. (line 75) @@ -36004,7 +36001,7 @@ Index * user-modifiable variables: User-modified. (line 6) * users, information about, printing: Id Program. (line 6) * users, information about, retrieving: Passwd Functions. (line 16) -* USR1 signal, for dynamic profiling: Profiling. (line 186) +* USR1 signal, for dynamic profiling: Profiling. (line 188) * values, numeric: Basic Data Typing. (line 13) * values, string: Basic Data Typing. (line 13) * variable assignments and input files: Other Arguments. (line 26) @@ -36472,218 +36469,217 @@ Ref: Two-way I/O-Footnote-1835053 Ref: Two-way I/O-Footnote-2835240 Node: TCP/IP Networking835322 Node: Profiling838440 -Ref: Profiling-Footnote-1847112 -Node: Advanced Features Summary847435 -Node: Internationalization849279 -Node: I18N and L10N850759 -Node: Explaining gettext851446 -Ref: Explaining gettext-Footnote-1857338 -Ref: Explaining gettext-Footnote-2857523 -Node: Programmer i18n857688 -Ref: Programmer i18n-Footnote-1862637 -Node: Translator i18n862686 -Node: String Extraction863480 -Ref: String Extraction-Footnote-1864612 -Node: Printf Ordering864698 -Ref: Printf Ordering-Footnote-1867484 -Node: I18N Portability867548 -Ref: I18N Portability-Footnote-1870004 -Node: I18N Example870067 -Ref: I18N Example-Footnote-1872873 -Node: Gawk I18N872946 -Node: I18N Summary873591 -Node: Debugger874932 -Node: Debugging875955 -Node: Debugging Concepts876396 -Node: Debugging Terms878205 -Node: Awk Debugging880780 -Node: Sample Debugging Session881686 -Node: Debugger Invocation882220 -Node: Finding The Bug883606 -Node: List of Debugger Commands890084 -Node: Breakpoint Control891417 -Node: Debugger Execution Control895111 -Node: Viewing And Changing Data898473 -Node: Execution Stack901847 -Node: Debugger Info903484 -Node: Miscellaneous Debugger Commands907555 -Node: Readline Support912617 -Node: Limitations913513 -Node: Debugging Summary915622 -Node: Arbitrary Precision Arithmetic916901 -Node: Computer Arithmetic918386 -Ref: table-numeric-ranges922152 -Ref: table-floating-point-ranges922645 -Ref: Computer Arithmetic-Footnote-1923303 -Node: Math Definitions923360 -Ref: table-ieee-formats926676 -Ref: Math Definitions-Footnote-1927279 -Node: MPFR features927384 -Node: FP Math Caution929102 -Ref: FP Math Caution-Footnote-1930174 -Node: Inexactness of computations930543 -Node: Inexact representation931503 -Node: Comparing FP Values932863 -Node: Errors accumulate934104 -Node: Getting Accuracy935537 -Node: Try To Round938247 -Node: Setting 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-Node: Cygwin1186096 -Node: MSYS1187195 -Node: VMS Installation1187696 -Node: VMS Compilation1188487 -Ref: VMS Compilation-Footnote-11189716 -Node: VMS Dynamic Extensions1189774 -Node: VMS Installation Details1191459 -Node: VMS Running1193712 -Node: VMS GNV1197991 -Node: VMS Old Gawk1198726 -Node: Bugs1199197 -Node: Bug address1199860 -Node: Usenet1202842 -Node: Maintainers1203846 -Node: Other Versions1205107 -Node: Installation summary1211665 -Node: Notes1212867 -Node: Compatibility Mode1213661 -Node: Additions1214443 -Node: Accessing The Source1215368 -Node: Adding Code1216805 -Node: New Ports1223024 -Node: Derived Files1227512 -Ref: Derived Files-Footnote-11233158 -Ref: Derived Files-Footnote-21233193 -Ref: Derived Files-Footnote-31233791 -Node: Future Extensions1233905 -Node: Implementation Limitations1234563 -Node: Extension Design1235746 -Node: Old Extension Problems1236890 -Ref: Old Extension Problems-Footnote-11238408 -Node: Extension New Mechanism Goals1238465 -Ref: Extension New Mechanism Goals-Footnote-11241829 -Node: Extension Other Design Decisions1242018 -Node: Extension Future Growth1244131 -Node: Notes summary1244967 -Node: Basic Concepts1246142 -Node: Basic High Level1246823 -Ref: figure-general-flow1247105 -Ref: figure-process-flow1247790 -Ref: Basic High Level-Footnote-11251091 -Node: Basic Data Typing1251276 -Node: Glossary1254604 -Node: Copying1286442 -Node: GNU Free Documentation License1323985 -Node: Index1349105 +Node: Advanced Features Summary847445 +Node: Internationalization849289 +Node: I18N and L10N850769 +Node: Explaining gettext851456 +Ref: Explaining gettext-Footnote-1857348 +Ref: Explaining gettext-Footnote-2857533 +Node: Programmer i18n857698 +Ref: Programmer i18n-Footnote-1862647 +Node: Translator i18n862696 +Node: String Extraction863490 +Ref: String Extraction-Footnote-1864622 +Node: Printf Ordering864708 +Ref: Printf Ordering-Footnote-1867494 +Node: I18N Portability867558 +Ref: I18N Portability-Footnote-1870014 +Node: I18N Example870077 +Ref: I18N Example-Footnote-1872883 +Node: Gawk I18N872956 +Node: I18N Summary873601 +Node: Debugger874942 +Node: Debugging875965 +Node: Debugging Concepts876406 +Node: Debugging Terms878215 +Node: Awk Debugging880790 +Node: Sample Debugging Session881696 +Node: Debugger Invocation882230 +Node: Finding The Bug883616 +Node: List of Debugger Commands890094 +Node: Breakpoint Control891427 +Node: Debugger Execution Control895121 +Node: Viewing And Changing Data898483 +Node: Execution Stack901857 +Node: Debugger Info903494 +Node: Miscellaneous Debugger Commands907565 +Node: Readline Support912627 +Node: Limitations913523 +Node: Debugging Summary915632 +Node: Arbitrary Precision Arithmetic916911 +Node: Computer Arithmetic918396 +Ref: table-numeric-ranges922162 +Ref: table-floating-point-ranges922655 +Ref: Computer Arithmetic-Footnote-1923313 +Node: Math Definitions923370 +Ref: table-ieee-formats926686 +Ref: Math Definitions-Footnote-1927289 +Node: MPFR features927394 +Node: FP Math Caution929112 +Ref: FP Math Caution-Footnote-1930184 +Node: Inexactness of computations930553 +Node: Inexact representation931513 +Node: Comparing FP Values932873 +Node: Errors accumulate934114 +Node: Getting Accuracy935547 +Node: Try To Round938257 +Node: Setting precision939156 +Ref: table-predefined-precision-strings939853 +Node: Setting the rounding mode941683 +Ref: table-gawk-rounding-modes942057 +Ref: Setting the rounding mode-Footnote-1945988 +Node: Arbitrary Precision Integers946167 +Ref: Arbitrary Precision Integers-Footnote-1949342 +Node: Checking for MPFR949491 +Node: POSIX Floating Point Problems950965 +Ref: POSIX Floating Point Problems-Footnote-1955250 +Node: Floating point summary955288 +Node: Dynamic Extensions957478 +Node: Extension Intro959031 +Node: Plugin License960297 +Node: Extension Mechanism Outline961094 +Ref: figure-load-extension961533 +Ref: figure-register-new-function963098 +Ref: figure-call-new-function964190 +Node: Extension API Description966252 +Node: Extension API Functions Introduction967894 +Node: General Data Types973434 +Ref: General Data Types-Footnote-1981795 +Node: Memory Allocation Functions982094 +Ref: Memory Allocation Functions-Footnote-1986304 +Node: Constructor Functions986403 +Node: Registration Functions989989 +Node: Extension Functions990674 +Node: Exit Callback Functions995889 +Node: Extension Version String997139 +Node: Input Parsers997802 +Node: Output Wrappers1010523 +Node: Two-way processors1015035 +Node: Printing Messages1017300 +Ref: Printing Messages-Footnote-11018471 +Node: Updating ERRNO1018624 +Node: Requesting Values1019363 +Ref: table-value-types-returned1020100 +Node: Accessing Parameters1021036 +Node: Symbol Table Access1022271 +Node: Symbol table by name1022783 +Node: Symbol table by cookie1024572 +Ref: Symbol table by cookie-Footnote-11028757 +Node: Cached values1028821 +Ref: Cached values-Footnote-11032357 +Node: Array Manipulation1032510 +Ref: Array Manipulation-Footnote-11033601 +Node: Array Data Types1033638 +Ref: Array Data Types-Footnote-11036296 +Node: Array Functions1036388 +Node: Flattening Arrays1040886 +Node: Creating Arrays1047862 +Node: Redirection API1052629 +Node: Extension API Variables1055462 +Node: Extension Versioning1056173 +Ref: gawk-api-version1056602 +Node: Extension GMP/MPFR Versioning1058333 +Node: Extension API Informational Variables1059961 +Node: Extension API Boilerplate1061034 +Node: Changes from API V11065008 +Node: Finding Extensions1066580 +Node: Extension Example1067139 +Node: Internal File Description1067937 +Node: Internal File Ops1072017 +Ref: Internal File Ops-Footnote-11083367 +Node: Using Internal File Ops1083507 +Ref: Using Internal File Ops-Footnote-11085890 +Node: Extension Samples1086164 +Node: Extension Sample File Functions1087693 +Node: Extension Sample Fnmatch1095342 +Node: Extension Sample Fork1096829 +Node: Extension Sample Inplace1098047 +Node: Extension Sample Ord1101264 +Node: Extension Sample Readdir1102100 +Ref: table-readdir-file-types1102989 +Node: Extension Sample Revout1103794 +Node: Extension Sample Rev2way1104383 +Node: Extension Sample Read write array1105123 +Node: Extension Sample Readfile1107065 +Node: Extension Sample Time1108160 +Node: Extension Sample API Tests1109508 +Node: gawkextlib1110000 +Node: Extension summary1112918 +Node: Extension Exercises1116620 +Node: Language History1118118 +Node: V7/SVR3.11119774 +Node: SVR41121926 +Node: POSIX1123360 +Node: BTL1124740 +Node: POSIX/GNU1125469 +Node: Feature History1131247 +Node: Common Extensions1147106 +Node: Ranges and Locales1148389 +Ref: Ranges and Locales-Footnote-11153005 +Ref: Ranges and Locales-Footnote-21153032 +Ref: Ranges and Locales-Footnote-31153267 +Node: Contributors1153488 +Node: History summary1159433 +Node: Installation1160813 +Node: Gawk Distribution1161757 +Node: Getting1162241 +Node: Extracting1163204 +Node: Distribution contents1164842 +Node: Unix Installation1171322 +Node: Quick Installation1172004 +Node: Shell Startup Files1174418 +Node: Additional Configuration Options1175507 +Node: Configuration Philosophy1177672 +Node: Non-Unix Installation1180041 +Node: PC Installation1180501 +Node: PC Binary Installation1181339 +Node: PC Compiling1181774 +Node: PC Using1182891 +Node: Cygwin1186106 +Node: MSYS1187205 +Node: VMS Installation1187706 +Node: VMS Compilation1188497 +Ref: VMS Compilation-Footnote-11189726 +Node: VMS Dynamic Extensions1189784 +Node: VMS Installation Details1191469 +Node: VMS Running1193722 +Node: VMS GNV1198001 +Node: VMS Old Gawk1198736 +Node: Bugs1199207 +Node: Bug address1199870 +Node: Usenet1202852 +Node: Maintainers1203856 +Node: Other Versions1205117 +Node: Installation summary1211675 +Node: Notes1212877 +Node: Compatibility Mode1213671 +Node: Additions1214453 +Node: Accessing The Source1215378 +Node: Adding Code1216815 +Node: New Ports1223034 +Node: Derived Files1227522 +Ref: Derived Files-Footnote-11233168 +Ref: Derived Files-Footnote-21233203 +Ref: Derived Files-Footnote-31233801 +Node: Future Extensions1233915 +Node: Implementation Limitations1234573 +Node: Extension Design1235756 +Node: Old Extension Problems1236900 +Ref: Old Extension Problems-Footnote-11238418 +Node: Extension New Mechanism Goals1238475 +Ref: Extension New Mechanism Goals-Footnote-11241839 +Node: Extension Other Design Decisions1242028 +Node: Extension Future Growth1244141 +Node: Notes summary1244977 +Node: Basic Concepts1246152 +Node: Basic High Level1246833 +Ref: figure-general-flow1247115 +Ref: figure-process-flow1247800 +Ref: Basic High Level-Footnote-11251101 +Node: Basic Data Typing1251286 +Node: Glossary1254614 +Node: Copying1286452 +Node: GNU Free Documentation License1323995 +Node: Index1349115 End Tag Table diff --git a/doc/gawk.texi b/doc/gawk.texi index 6ccd0f31..68a03042 100644 --- a/doc/gawk.texi +++ b/doc/gawk.texi @@ -29081,6 +29081,7 @@ of the program and the precedence rules. For example, @samp{(3 + 5) * 4} means add three and five, then multiply the total by four. However, @samp{3 + 5 * 4} has no parentheses, and means @samp{3 + (5 * 4)}. +However, explicit parentheses in the source program are retained. @ignore @item @@ -29119,12 +29120,14 @@ come out as: @example /foo/ @{ - print $0 + print @} @end example @noindent which is correct, but possibly unexpected. +(If a program uses both @samp{print $0} and plain +@samp{print}, that distinction is retained.) @cindex profiling @command{awk} programs, dynamically @cindex @command{gawk} program, dynamic profiling @@ -29209,12 +29212,10 @@ There is a significant difference between the output created when profiling, and that created when pretty-printing. Pretty-printed output preserves the original comments that were in the program, although their placement may not correspond exactly to their original locations in the -source code.@footnote{@command{gawk} does the best it can to preserve +source code. However, no comments should be lost. +Also, @command{gawk} does the best it can to preserve the distinction between comments at the end of a statement and comments -on lines by themselves. Due to implementation constraints, it does not -always do so correctly, particularly for @code{switch} statements. The -@command{gawk} maintainers hope to improve this in a subsequent -release.} +on lines by themselves. This isn't always perfect, though. However, as a deliberate design decision, profiling output @emph{omits} the original program's comments. This allows you to focus on the diff --git a/doc/gawktexi.in b/doc/gawktexi.in index bcfec2b7..df86a60b 100644 --- a/doc/gawktexi.in +++ b/doc/gawktexi.in @@ -28094,6 +28094,7 @@ of the program and the precedence rules. For example, @samp{(3 + 5) * 4} means add three and five, then multiply the total by four. However, @samp{3 + 5 * 4} has no parentheses, and means @samp{3 + (5 * 4)}. +However, explicit parentheses in the source program are retained. @ignore @item @@ -28132,12 +28133,14 @@ come out as: @example /foo/ @{ - print $0 + print @} @end example @noindent which is correct, but possibly unexpected. +(If a program uses both @samp{print $0} and plain +@samp{print}, that distinction is retained.) @cindex profiling @command{awk} programs, dynamically @cindex @command{gawk} program, dynamic profiling @@ -28222,12 +28225,10 @@ There is a significant difference between the output created when profiling, and that created when pretty-printing. Pretty-printed output preserves the original comments that were in the program, although their placement may not correspond exactly to their original locations in the -source code.@footnote{@command{gawk} does the best it can to preserve +source code. However, no comments should be lost. +Also, @command{gawk} does the best it can to preserve the distinction between comments at the end of a statement and comments -on lines by themselves. Due to implementation constraints, it does not -always do so correctly, particularly for @code{switch} statements. The -@command{gawk} maintainers hope to improve this in a subsequent -release.} +on lines by themselves. This isn't always perfect, though. However, as a deliberate design decision, profiling output @emph{omits} the original program's comments. This allows you to focus on the |