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Diffstat (limited to 'doc/gawk.info')
| -rw-r--r-- | doc/gawk.info | 1034 |
1 files changed, 525 insertions, 509 deletions
diff --git a/doc/gawk.info b/doc/gawk.info index b1500a78..b7a050df 100644 --- a/doc/gawk.info +++ b/doc/gawk.info @@ -8259,6 +8259,18 @@ and on to the built-in functions that accept regexp constants. convert to zero. When used in string conversions, they convert to the string value of the original regexp text. + There is an additional, interesting corner case. When used as the +third argument to 'sub()' or 'gsub()', they retain their type. Thus, if +you have something like this: + + re = don't panic/ + sub(/don't/, "do", re) + print typeof(re), re + +then 're' retains its type, but now attempts to match the string 'do +panic'. This provides a (very indirect) way to create regexp-typed +variables at runtime. + File: gawk.info, Node: Variables, Next: Conversion, Prev: Using Constant Regexps, Up: Values @@ -13069,6 +13081,9 @@ Options::): modified string as the result of the function. The original target string is _not_ changed. + The returned value is _always_ a string, even if the original + TARGET was a number or a regexp value. + 'gensub()' is a general substitution function. Its purpose is to provide more features than the standard 'sub()' and 'gsub()' functions. @@ -13108,7 +13123,8 @@ Options::): warning message. If REGEXP does not match TARGET, 'gensub()''s return value is the - original unchanged value of TARGET. + original unchanged value of TARGET. Note that, as mentioned above, + the returned value is a string, even if TARGET was not. 'gsub(REGEXP, REPLACEMENT' [', TARGET']')' Search TARGET for _all_ of the longest, leftmost, _nonoverlapping_ @@ -34920,7 +34936,7 @@ Index * * (asterisk), *= operator <1>: Precedence. (line 94) * * (asterisk), **= operator <1>: Precedence. (line 94) * * (asterisk), * operator, null strings, matching: String Functions. - (line 552) + (line 556) * + (plus sign), regexp operator: Regexp Operator Details. (line 107) * + (plus sign), += operator: Assignment Ops. (line 81) @@ -35302,7 +35318,7 @@ Index * arrays, multidimensional, scanning: Multiscanning. (line 11) * arrays, arrays of arrays: Arrays of Arrays. (line 6) * arrays, elements, retrieving number of: String Functions. (line 42) -* arrays, number of elements: String Functions. (line 211) +* arrays, number of elements: String Functions. (line 215) * arrays, as parameters to functions: Pass By Value/Reference. (line 44) * arrays, associative, library functions and: Library Names. (line 58) @@ -35361,7 +35377,7 @@ Index * asterisk (*), *= operator <1>: Precedence. (line 94) * asterisk (*), **= operator <1>: Precedence. (line 94) * asterisk (*), * operator, null strings, matching: String Functions. - (line 552) + (line 556) * at-sign (@), @include directive: Include Files. (line 8) * at-sign (@), @load directive: Loading Shared Libraries. (line 8) @@ -35606,7 +35622,7 @@ Index * Brian Kernighan's awk <9>: Continue Statement. (line 44) * Brian Kernighan's awk <10>: Nextfile Statement. (line 47) * Brian Kernighan's awk <11>: Delete. (line 51) -* Brian Kernighan's awk <12>: String Functions. (line 508) +* Brian Kernighan's awk <12>: String Functions. (line 512) * Brian Kernighan's awk <13>: Gory Details. (line 19) * Brian Kernighan's awk <14>: I/O Functions. (line 43) * Brian Kernighan's awk, extensions: BTL. (line 6) @@ -35670,7 +35686,7 @@ Index * case sensitivity, string comparisons and: User-modified. (line 79) * case sensitivity, regexps and <1>: User-modified. (line 79) * case sensitivity, array indices and: Array Intro. (line 100) -* case sensitivity, converting case: String Functions. (line 538) +* case sensitivity, converting case: String Functions. (line 542) * case sensitivity, example programs: Library Functions. (line 53) * CGI, awk scripts for: Options. (line 147) * character sets (machine character encodings): Ordinal Functions. @@ -35754,7 +35770,7 @@ Index * common extensions, **= operator: Assignment Ops. (line 138) * common extensions, delete to delete entire arrays: Delete. (line 39) * common extensions, length() applied to an array: String Functions. - (line 211) + (line 215) * common extensions, func keyword: Definition Syntax. (line 99) * common extensions, BINMODE variable: PC Using. (line 20) * comp.lang.awk newsgroup: Usenet. (line 11) @@ -35812,9 +35828,9 @@ Index * converting, numbers to strings: Strings And Numbers. (line 6) * converting, integer array subscripts to strings: Numeric Array Subscripts. (line 31) -* converting, string to numbers <1>: String Functions. (line 406) -* converting, string to lower case: String Functions. (line 539) -* converting, string to upper case: String Functions. (line 545) +* converting, string to numbers <1>: String Functions. (line 410) +* converting, string to lower case: String Functions. (line 543) +* converting, string to upper case: String Functions. (line 549) * converting, dates to timestamps: Time Functions. (line 78) * converting, string to numbers <2>: Bitwise Functions. (line 109) * converting, numbers to strings <1>: Bitwise Functions. (line 109) @@ -35902,9 +35918,9 @@ Index * dark corner, array subscripts: Uninitialized Subscripts. (line 43) * dark corner, regexp as second argument to index(): String Functions. - (line 175) -* dark corner, length() function: String Functions. (line 197) -* dark corner, split() function: String Functions. (line 376) + (line 179) +* dark corner, length() function: String Functions. (line 201) +* dark corner, split() function: String Functions. (line 380) * dark corner, parameter name restrictions: Definition Syntax. (line 44) * dark corner <1>: Glossary. (line 266) @@ -36154,11 +36170,11 @@ Index * differences in awk and gawk, function arguments: Calling Built-in. (line 16) * differences in awk and gawk, length() function: String Functions. - (line 211) + (line 215) * differences in awk and gawk, match() function: String Functions. - (line 273) + (line 277) * differences in awk and gawk, split() function: String Functions. - (line 361) + (line 365) * differences in awk and gawk, indirect function calls: Indirect Calls. (line 6) * differences in awk and gawk, BINMODE variable <1>: PC Using. @@ -36357,7 +36373,7 @@ Index * extensions, common, **= operator: Assignment Ops. (line 138) * extensions, common, delete to delete entire arrays: Delete. (line 39) * extensions, common, length() applied to an array: String Functions. - (line 211) + (line 215) * extensions, common, fflush() function: I/O Functions. (line 43) * extensions, common, func keyword: Definition Syntax. (line 99) * extensions, loadable, allocating memory: Memory Allocation Functions. @@ -36489,7 +36505,7 @@ Index (line 80) * files, message object, converting from portable object files: I18N Example. (line 80) -* find substring in string: String Functions. (line 166) +* find substring in string: String Functions. (line 170) * finding extensions: Finding Extensions. (line 6) * finish debugger command: Debugger Execution Control. (line 39) @@ -36526,7 +36542,7 @@ Index * format time string: Time Functions. (line 50) * formats, numeric output: OFMT. (line 6) * formatting, output: Printf. (line 6) -* formatting, strings: String Functions. (line 399) +* formatting, strings: String Functions. (line 403) * forward slash (/), to enclose regular expressions: Regexp. (line 10) * forward slash (/), /= operator: Assignment Ops. (line 129) * forward slash (/), /= operator, vs. /=.../ regexp constant: Assignment Ops. @@ -36812,8 +36828,8 @@ Index * groups, information about: Group Functions. (line 6) * gsub: Standard Regexp Constants. (line 43) -* gsub <1>: String Functions. (line 150) -* gsub() function, arguments of: String Functions. (line 478) +* gsub <1>: String Functions. (line 154) +* gsub() function, arguments of: String Functions. (line 482) * gsub() function, escape processing: Gory Details. (line 6) * Guerrero, Juan Manuel: Acknowledgments. (line 60) * Guerrero, Juan Manuel <1>: Contributors. (line 150) @@ -36880,7 +36896,7 @@ Index * @include directive: Include Files. (line 8) * including files, @include directive: Include Files. (line 8) * increment operators: Increment Ops. (line 6) -* index: String Functions. (line 166) +* index: String Functions. (line 170) * indexing arrays: Array Intro. (line 48) * indirect function calls: Indirect Calls. (line 6) * indirect function calls, @-notation: Indirect Calls. (line 47) @@ -36906,7 +36922,7 @@ Index (line 6) * input files, counting elements in: Wc Program. (line 6) * input pipeline: Getline/Pipe. (line 10) -* input record, length of: String Functions. (line 188) +* input record, length of: String Functions. (line 192) * input redirection: Getline/File. (line 6) * input/output, from BEGIN and END: I/O And BEGIN/END. (line 6) * input/output, binary: User-modified. (line 15) @@ -37018,9 +37034,9 @@ Index * left angle bracket (<), <= operator <1>: Precedence. (line 64) * left shift, bitwise: Bitwise Functions. (line 32) * leftmost longest match: Multiple Line. (line 26) -* length: String Functions. (line 181) -* length of input record: String Functions. (line 188) -* length of string: String Functions. (line 181) +* length: String Functions. (line 185) +* length of input record: String Functions. (line 192) +* length of string: String Functions. (line 185) * Lesser General Public License (LGPL): Glossary. (line 489) * LGPL (Lesser General Public License): Glossary. (line 489) * libmawk: Other Versions. (line 146) @@ -37110,15 +37126,15 @@ Index * marked string extraction (internationalization): String Extraction. (line 6) * Marx, Groucho: Increment Ops. (line 60) -* match: String Functions. (line 221) -* match regexp in string: String Functions. (line 221) +* match: String Functions. (line 225) +* match regexp in string: String Functions. (line 225) * match() function, RSTART/RLENGTH variables: String Functions. - (line 238) -* match() function, side effects: String Functions. (line 238) + (line 242) +* match() function, side effects: String Functions. (line 242) * matching, leftmost longest: Multiple Line. (line 26) * matching, expressions: Typing and Comparison. (line 9) -* matching, null strings: String Functions. (line 552) +* matching, null strings: String Functions. (line 556) * mawk utility: Escape Sequences. (line 121) * mawk utility <1>: Getline/Pipe. (line 62) * mawk utility <2>: Concatenation. (line 36) @@ -37247,9 +37263,9 @@ Index * null strings, as array subscripts: Uninitialized Subscripts. (line 43) * null strings, deleting array elements and: Delete. (line 27) -* null strings, matching: String Functions. (line 552) +* null strings, matching: String Functions. (line 556) * null strings <3>: Basic Data Typing. (line 26) -* number of array elements: String Functions. (line 211) +* number of array elements: String Functions. (line 215) * number sign (#), #! (executable scripts): Executable Scripts. (line 6) * number sign (#), commenting: Comments. (line 6) @@ -37358,7 +37374,7 @@ Index (line 77) * parentheses (), in a profile: Profiling. (line 146) * password file: Passwd Functions. (line 16) -* patsplit: String Functions. (line 307) +* patsplit: String Functions. (line 311) * patterns, default: Very Simple. (line 35) * patterns, regexp constants as: Regexp Usage. (line 6) * patterns: Patterns and Actions. @@ -37421,8 +37437,8 @@ Index * portability, operators: Increment Ops. (line 60) * portability, operators, not in POSIX awk: Precedence. (line 97) * portability, deleting array elements: Delete. (line 56) -* portability, length() function: String Functions. (line 190) -* portability, substr() function: String Functions. (line 528) +* portability, length() function: String Functions. (line 194) +* portability, substr() function: String Functions. (line 532) * portability, functions, defining: Definition Syntax. (line 114) * portability, next statement in user-defined functions: Function Caveats. (line 26) @@ -37476,7 +37492,7 @@ Index * POSIX awk, continue statement and: Continue Statement. (line 44) * POSIX awk, next/nextfile statements and: Next Statement. (line 44) * POSIX awk, CONVFMT variable and: User-modified. (line 30) -* POSIX awk, functions and, length(): String Functions. (line 190) +* POSIX awk, functions and, length(): String Functions. (line 194) * POSIX awk, functions and, gsub()/sub(): Gory Details. (line 90) * POSIX awk, timestamps and: Time Functions. (line 6) * POSIX awk, date utility and: Time Functions. (line 255) @@ -37497,7 +37513,7 @@ Index (line 12) * POSIX mode <9>: POSIX String Comparison. (line 34) -* POSIX mode <10>: String Functions. (line 395) +* POSIX mode <10>: String Functions. (line 399) * POSIX mode <11>: Controlling Array Traversal. (line 226) * POSIX mode <12>: POSIX Floating Point Problems. @@ -37716,7 +37732,7 @@ Index * regular expressions, as patterns <1>: Regexp Patterns. (line 6) * regular expressions, case sensitivity <1>: User-modified. (line 79) * regular expressions, searching for: Egrep Program. (line 6) -* replace in string: String Functions. (line 424) +* replace in string: String Functions. (line 428) * retrying input: Retrying Input. (line 6) * return debugger command: Debugger Execution Control. (line 54) @@ -37741,7 +37757,7 @@ Index * right shift, bitwise: Bitwise Functions. (line 32) * Ritchie, Dennis: Basic Data Typing. (line 54) * RLENGTH variable: Auto-set. (line 335) -* RLENGTH variable, match() function and: String Functions. (line 238) +* RLENGTH variable, match() function and: String Functions. (line 242) * Robbins, Miriam: Acknowledgments. (line 94) * Robbins, Jean: Acknowledgments. (line 94) * Robbins, Harry: Acknowledgments. (line 94) @@ -37771,7 +37787,7 @@ Index * RS variable <1>: User-modified. (line 136) * rshift: Bitwise Functions. (line 54) * RSTART variable: Auto-set. (line 341) -* RSTART variable, match() function and: String Functions. (line 238) +* RSTART variable, match() function and: String Functions. (line 242) * RT variable: awk split records. (line 118) * RT variable <1>: gawk split records. (line 66) * RT variable <2>: Multiple Line. (line 139) @@ -37798,7 +37814,7 @@ Index * Schreiber, Bert: Acknowledgments. (line 38) * Schreiber, Rita: Acknowledgments. (line 38) * search and replace in strings: String Functions. (line 99) -* search for substring: String Functions. (line 166) +* search for substring: String Functions. (line 170) * search paths, for source files: AWKPATH Variable. (line 6) * search paths, for loadable extensions: AWKLIBPATH Variable. (line 6) * search paths: Programs Exercises. (line 70) @@ -37880,9 +37896,9 @@ Index * side effects, statements: Action Overview. (line 32) * side effects, array indexing: Reference to Elements. (line 43) -* side effects, match() function: String Functions. (line 238) -* side effects, sub() function: String Functions. (line 478) -* side effects, gsub() function: String Functions. (line 478) +* side effects, match() function: String Functions. (line 242) +* side effects, sub() function: String Functions. (line 482) +* side effects, gsub() function: String Functions. (line 482) * side effects, asort() function: Array Sorting Functions. (line 24) * side effects, asorti() function: Array Sorting Functions. @@ -37918,7 +37934,7 @@ Index (line 147) * sidebar, Operator Evaluation Order: Increment Ops. (line 58) * sidebar, Changing NR and FNR: Auto-set. (line 407) -* sidebar, Matching the Null String: String Functions. (line 550) +* sidebar, Matching the Null String: String Functions. (line 554) * sidebar, Interactive Versus Noninteractive Buffering: I/O Functions. (line 74) * sidebar, Controlling Output Buffering with system(): I/O Functions. @@ -37988,13 +38004,13 @@ Index * source files, search path for: Programs Exercises. (line 70) * sparse arrays: Array Intro. (line 76) * Spencer, Henry: Glossary. (line 16) -* split: String Functions. (line 328) -* split string into array: String Functions. (line 307) +* split: String Functions. (line 332) +* split string into array: String Functions. (line 311) * split utility: Split Program. (line 6) * split() function, array elements, deleting: Delete. (line 61) * split.awk program: Split Program. (line 51) * sprintf: OFMT. (line 15) -* sprintf <1>: String Functions. (line 399) +* sprintf <1>: String Functions. (line 403) * sprintf() function, print/printf statements and: Round Function. (line 6) * sqrt: Numeric Functions. (line 78) @@ -38029,8 +38045,8 @@ Index * string, constants, vs. regexp constants: Computed Regexps. (line 40) * string, constants: Scalar Constants. (line 15) * string, operators: Concatenation. (line 9) -* string, length: String Functions. (line 181) -* string, regular expression match of: String Functions. (line 221) +* string, length: String Functions. (line 185) +* string, regular expression match of: String Functions. (line 225) * string, extraction (internationalization): String Extraction. (line 6) * string-manipulation functions: String Functions. (line 6) @@ -38045,19 +38061,19 @@ Index * strings, numeric: Variable Typing. (line 67) * strings, converting, numbers to: User-modified. (line 30) * strings, converting, numbers to <1>: User-modified. (line 107) -* strings, splitting, example: String Functions. (line 347) -* strings, converting letter case: String Functions. (line 538) +* strings, splitting, example: String Functions. (line 351) +* strings, converting letter case: String Functions. (line 542) * strings, converting <1>: Bitwise Functions. (line 109) * strings, merging arrays into: Join Function. (line 6) * strings, for localization: Programmer i18n. (line 13) * strings, extracting: String Extraction. (line 6) -* strtonum: String Functions. (line 406) +* strtonum: String Functions. (line 410) * strtonum() function (gawk), --non-decimal-data option and: Nondecimal Data. (line 35) * sub: Standard Regexp Constants. (line 43) -* sub <1>: String Functions. (line 424) -* sub() function, arguments of: String Functions. (line 478) +* sub <1>: String Functions. (line 428) +* sub() function, arguments of: String Functions. (line 482) * sub() function, escape processing: Gory Details. (line 6) * subscript separators: User-modified. (line 149) * subscripts in arrays, numbers as: Numeric Array Subscripts. @@ -38071,8 +38087,8 @@ Index * SUBSEP variable, multidimensional arrays and: Multidimensional. (line 16) * substitute in string: String Functions. (line 99) -* substr: String Functions. (line 497) -* substring: String Functions. (line 497) +* substr: String Functions. (line 501) +* substring: String Functions. (line 501) * Sumner, Andrew: Other Versions. (line 64) * supplementary groups of gawk process: Auto-set. (line 292) * switch statement: Switch Statement. (line 6) @@ -38133,8 +38149,8 @@ Index * timestamps, converting dates to: Time Functions. (line 78) * timestamps, formatted: Getlocaltime Function. (line 6) -* tolower: String Functions. (line 539) -* toupper: String Functions. (line 545) +* tolower: String Functions. (line 543) +* toupper: String Functions. (line 549) * tr utility: Translate Program. (line 6) * trace debugger command: Miscellaneous Debugger Commands. (line 108) @@ -38166,9 +38182,9 @@ Index * troubleshooting, function call syntax: Function Calls. (line 30) * troubleshooting, gawk, fatal errors, function arguments: Calling Built-in. (line 16) -* troubleshooting, match() function: String Functions. (line 302) -* troubleshooting, gsub()/sub() functions: String Functions. (line 488) -* troubleshooting, substr() function: String Functions. (line 515) +* troubleshooting, match() function: String Functions. (line 306) +* troubleshooting, gsub()/sub() functions: String Functions. (line 492) +* troubleshooting, substr() function: String Functions. (line 519) * troubleshooting, fflush() function: I/O Functions. (line 63) * troubleshooting, system() function: I/O Functions. (line 128) * troubleshooting, readable data files: File Checking. (line 6) @@ -38522,452 +38538,452 @@ Node: Regexp Constants351571 Node: Using Constant Regexps352097 Node: Standard Regexp Constants352719 Node: Strong Regexp Constants355907 -Node: Variables358919 -Node: Using Variables359576 -Node: Assignment Options361486 -Node: Conversion363957 -Node: Strings And Numbers364481 -Ref: Strings And Numbers-Footnote-1367544 -Node: Locale influences conversions367653 -Ref: table-locale-affects370411 -Node: All Operators371029 -Node: Arithmetic Ops371658 -Node: Concatenation374374 -Ref: Concatenation-Footnote-1377221 -Node: Assignment Ops377328 -Ref: table-assign-ops382319 -Node: Increment Ops383632 -Node: Truth Values and Conditions387092 -Node: Truth Values388166 -Node: Typing and Comparison389214 -Node: Variable Typing390034 -Ref: Variable Typing-Footnote-1396497 -Ref: Variable Typing-Footnote-2396569 -Node: Comparison Operators396646 -Ref: table-relational-ops397065 -Node: POSIX String Comparison400560 -Ref: POSIX String Comparison-Footnote-1402255 -Ref: POSIX String Comparison-Footnote-2402394 -Node: Boolean Ops402478 -Ref: Boolean Ops-Footnote-1406960 -Node: Conditional Exp407052 -Node: Function Calls408788 -Node: Precedence412665 -Node: Locales416324 -Node: Expressions Summary417956 -Node: Patterns and Actions420529 -Node: Pattern Overview421649 -Node: Regexp Patterns423326 -Node: Expression Patterns423868 -Node: Ranges427649 -Node: BEGIN/END430757 -Node: Using BEGIN/END431518 -Ref: Using BEGIN/END-Footnote-1434272 -Node: I/O And BEGIN/END434378 -Node: BEGINFILE/ENDFILE436691 -Node: Empty439922 -Node: Using Shell Variables440239 -Node: Action Overview442513 -Node: Statements444838 -Node: If Statement446686 -Node: While Statement448181 -Node: Do Statement450209 -Node: For Statement451357 -Node: Switch Statement454528 -Node: Break Statement456969 -Node: Continue Statement459061 -Node: Next Statement460888 -Node: Nextfile Statement463271 -Node: Exit Statement465960 -Node: Built-in Variables468363 -Node: User-modified469496 -Node: Auto-set477263 -Ref: Auto-set-Footnote-1494070 -Ref: Auto-set-Footnote-2494276 -Node: ARGC and ARGV494332 -Node: Pattern Action Summary498545 -Node: Arrays500975 -Node: Array Basics502304 -Node: Array Intro503148 -Ref: figure-array-elements505123 -Ref: Array Intro-Footnote-1507827 -Node: Reference to Elements507955 -Node: Assigning Elements510419 -Node: Array Example510910 -Node: Scanning an Array512669 -Node: Controlling Scanning515691 -Ref: Controlling Scanning-Footnote-1522147 -Node: Numeric Array Subscripts522463 -Node: Uninitialized Subscripts524647 -Node: Delete526266 -Ref: Delete-Footnote-1529018 -Node: Multidimensional529075 -Node: Multiscanning532170 -Node: Arrays of Arrays533761 -Node: Arrays Summary538529 -Node: Functions540622 -Node: Built-in541660 -Node: Calling Built-in542741 -Node: Numeric Functions544737 -Ref: Numeric Functions-Footnote-1548765 -Ref: Numeric Functions-Footnote-2549413 -Ref: Numeric Functions-Footnote-3549461 -Node: String Functions549733 -Ref: String Functions-Footnote-1574043 -Ref: String Functions-Footnote-2574171 -Ref: String Functions-Footnote-3574419 -Node: Gory Details574506 -Ref: table-sub-escapes576297 -Ref: table-sub-proposed577816 -Ref: table-posix-sub579179 -Ref: table-gensub-escapes580720 -Ref: Gory Details-Footnote-1581543 -Node: I/O Functions581697 -Ref: table-system-return-values588151 -Ref: I/O Functions-Footnote-1590231 -Ref: I/O Functions-Footnote-2590379 -Node: Time Functions590499 -Ref: Time Functions-Footnote-1601170 -Ref: Time Functions-Footnote-2601238 -Ref: Time Functions-Footnote-3601396 -Ref: Time Functions-Footnote-4601507 -Ref: Time Functions-Footnote-5601619 -Ref: Time Functions-Footnote-6601846 -Node: Bitwise Functions602112 -Ref: table-bitwise-ops602706 -Ref: Bitwise Functions-Footnote-1608769 -Ref: Bitwise Functions-Footnote-2608942 -Node: Type Functions609133 -Node: I18N Functions611996 -Node: User-defined613647 -Node: Definition Syntax614459 -Ref: Definition Syntax-Footnote-1620153 -Node: Function Example620224 -Ref: Function Example-Footnote-1623146 -Node: Function Calling623168 -Node: Calling A Function623756 -Node: Variable Scope624714 -Node: Pass By Value/Reference627708 -Node: Function Caveats630352 -Ref: Function Caveats-Footnote-1632399 -Node: Return Statement632519 -Node: Dynamic Typing635498 -Node: Indirect Calls636428 -Ref: Indirect Calls-Footnote-1646680 -Node: Functions Summary646808 -Node: Library Functions649513 -Ref: Library Functions-Footnote-1653120 -Ref: Library Functions-Footnote-2653263 -Node: Library Names653434 -Ref: Library Names-Footnote-1657101 -Ref: Library Names-Footnote-2657324 -Node: General Functions657410 -Node: Strtonum Function658592 -Node: Assert Function661614 -Node: Round Function664940 -Node: Cliff Random Function666480 -Node: Ordinal Functions667496 -Ref: Ordinal Functions-Footnote-1670559 -Ref: Ordinal Functions-Footnote-2670811 -Node: Join Function671021 -Ref: Join Function-Footnote-1672791 -Node: Getlocaltime Function672991 -Node: Readfile Function676733 -Node: Shell Quoting678710 -Node: Isnumeric Function680138 -Node: Data File Management681526 -Node: Filetrans Function682158 -Node: Rewind Function686254 -Node: File Checking688163 -Ref: File Checking-Footnote-1689497 -Node: Empty Files689698 -Node: Ignoring Assigns691677 -Node: Getopt Function693227 -Ref: Getopt Function-Footnote-1708450 -Node: Passwd Functions708650 -Ref: Passwd Functions-Footnote-1717489 -Node: Group Functions717577 -Ref: Group Functions-Footnote-1725475 -Node: Walking Arrays725682 -Node: Library Functions Summary728690 -Node: Library Exercises730096 -Node: Sample Programs730561 -Node: Running Examples731331 -Node: Clones732059 -Node: Cut Program733283 -Node: Egrep Program743423 -Node: Id Program752424 -Node: Split Program762371 -Ref: Split Program-Footnote-1772264 -Node: Tee Program772437 -Node: Uniq Program775227 -Node: Wc Program782815 -Node: Bytes vs. Characters783202 -Node: Using extensions784750 -Node: wc program785504 -Node: Miscellaneous Programs790369 -Node: Dupword Program791582 -Node: Alarm Program793612 -Node: Translate Program798467 -Ref: Translate Program-Footnote-1803032 -Node: Labels Program803302 -Ref: Labels Program-Footnote-1806653 -Node: Word Sorting806737 -Node: History Sorting810809 -Node: Extract Program813034 -Node: Simple Sed821088 -Node: Igawk Program824162 -Ref: Igawk Program-Footnote-1838493 -Ref: Igawk Program-Footnote-2838695 -Ref: Igawk Program-Footnote-3838817 -Node: Anagram Program838932 -Node: Signature Program841994 -Node: Programs Summary843241 -Node: Programs Exercises844455 -Ref: Programs Exercises-Footnote-1848585 -Node: Advanced Features848671 -Node: Nondecimal Data850738 -Node: Array Sorting852329 -Node: Controlling Array Traversal853029 -Ref: Controlling Array Traversal-Footnote-1861397 -Node: Array Sorting Functions861515 -Ref: Array Sorting Functions-Footnote-1866889 -Node: Two-way I/O867085 -Ref: Two-way I/O-Footnote-1874811 -Ref: Two-way I/O-Footnote-2874998 -Node: TCP/IP Networking875080 -Node: Profiling878198 -Node: Extension Philosophy887507 -Node: Advanced Features Summary888986 -Node: Internationalization891001 -Node: I18N and L10N892675 -Node: Explaining gettext893362 -Ref: Explaining gettext-Footnote-1899254 -Ref: Explaining gettext-Footnote-2899439 -Node: Programmer i18n899604 -Ref: Programmer i18n-Footnote-1904553 -Node: Translator i18n904602 -Node: String Extraction905396 -Ref: String Extraction-Footnote-1906528 -Node: Printf Ordering906614 -Ref: Printf Ordering-Footnote-1909400 -Node: I18N Portability909464 -Ref: I18N Portability-Footnote-1911920 -Node: I18N Example911983 -Ref: I18N Example-Footnote-1915258 -Ref: I18N Example-Footnote-2915331 -Node: Gawk I18N915440 -Node: I18N Summary916089 -Node: Debugger917430 -Node: Debugging918430 -Node: Debugging Concepts918871 -Node: Debugging Terms920680 -Node: Awk Debugging923255 -Ref: Awk Debugging-Footnote-1924200 -Node: Sample Debugging Session924332 -Node: Debugger Invocation924866 -Node: Finding The Bug926252 -Node: List of Debugger Commands932726 -Node: Breakpoint Control934059 -Node: Debugger Execution Control937753 -Node: Viewing And Changing Data941115 -Node: Execution Stack944656 -Node: Debugger Info946293 -Node: Miscellaneous Debugger Commands950364 -Node: Readline Support955426 -Node: Limitations956322 -Node: Debugging Summary958876 -Node: Namespaces960155 -Node: Global Namespace961266 -Node: Qualified Names962664 -Node: Default Namespace963663 -Node: Changing The Namespace964404 -Node: Naming Rules966018 -Node: Internal Name Management967866 -Node: Namespace Example968908 -Node: Namespace And Features971470 -Node: Namespace Summary972905 -Node: Arbitrary Precision Arithmetic974382 -Node: Computer Arithmetic975869 -Ref: table-numeric-ranges979635 -Ref: table-floating-point-ranges980128 -Ref: Computer Arithmetic-Footnote-1980786 -Node: Math Definitions980843 -Ref: table-ieee-formats984159 -Ref: Math Definitions-Footnote-1984762 -Node: MPFR features984867 -Node: FP Math Caution986585 -Ref: FP Math Caution-Footnote-1987657 -Node: Inexactness of computations988026 -Node: Inexact representation988986 -Node: Comparing FP Values990346 -Node: Errors accumulate991587 -Node: Getting Accuracy993020 -Node: Try To Round995730 -Node: Setting precision996629 -Ref: table-predefined-precision-strings997326 -Node: Setting the rounding mode999156 -Ref: table-gawk-rounding-modes999530 -Ref: Setting the rounding mode-Footnote-11003461 -Node: Arbitrary Precision Integers1003640 -Ref: Arbitrary Precision Integers-Footnote-11006815 -Node: Checking for MPFR1006964 -Node: POSIX Floating Point Problems1008438 -Ref: POSIX Floating Point Problems-Footnote-11012723 -Node: Floating point summary1012761 -Node: Dynamic Extensions1014951 -Node: Extension Intro1016504 -Node: Plugin License1017770 -Node: Extension Mechanism Outline1018567 -Ref: figure-load-extension1019006 -Ref: figure-register-new-function1020571 -Ref: figure-call-new-function1021663 -Node: Extension API Description1023725 -Node: Extension API Functions Introduction1025438 -Ref: table-api-std-headers1027274 -Node: General Data Types1031523 -Ref: General Data Types-Footnote-11040153 -Node: Memory Allocation Functions1040452 -Ref: Memory Allocation Functions-Footnote-11044953 -Node: Constructor Functions1045052 -Node: API Ownership of MPFR and GMP Values1048518 -Node: Registration Functions1049831 -Node: Extension Functions1050531 -Node: Exit Callback Functions1055853 -Node: Extension Version String1057103 -Node: Input Parsers1057766 -Node: Output Wrappers1070487 -Node: Two-way processors1074999 -Node: Printing Messages1077264 -Ref: Printing Messages-Footnote-11078435 -Node: Updating ERRNO1078588 -Node: Requesting Values1079327 -Ref: table-value-types-returned1080064 -Node: Accessing Parameters1081000 -Node: Symbol Table Access1082237 -Node: Symbol table by name1082749 -Ref: Symbol table by name-Footnote-11085773 -Node: Symbol table by cookie1085901 -Ref: Symbol table by cookie-Footnote-11090086 -Node: Cached values1090150 -Ref: Cached values-Footnote-11093686 -Node: Array Manipulation1093839 -Ref: Array Manipulation-Footnote-11094930 -Node: Array Data Types1094967 -Ref: Array Data Types-Footnote-11097625 -Node: Array Functions1097717 -Node: Flattening Arrays1102215 -Node: Creating Arrays1109191 -Node: Redirection API1113958 -Node: Extension API Variables1116791 -Node: Extension Versioning1117502 -Ref: gawk-api-version1117931 -Node: Extension GMP/MPFR Versioning1119662 -Node: Extension API Informational Variables1121290 -Node: Extension API Boilerplate1122363 -Node: Changes from API V11126337 -Node: Finding Extensions1127909 -Node: Extension Example1128468 -Node: Internal File Description1129266 -Node: Internal File Ops1133346 -Ref: Internal File Ops-Footnote-11144696 -Node: Using Internal File Ops1144836 -Ref: Using Internal File Ops-Footnote-11147219 -Node: Extension Samples1147493 -Node: Extension Sample File Functions1149022 -Node: Extension Sample Fnmatch1156671 -Node: Extension Sample Fork1158158 -Node: Extension Sample Inplace1159376 -Node: Extension Sample Ord1163002 -Node: Extension Sample Readdir1163838 -Ref: table-readdir-file-types1164727 -Node: Extension Sample Revout1165794 -Node: Extension Sample Rev2way1166383 -Node: Extension Sample Read write array1167123 -Node: Extension Sample Readfile1169065 -Node: Extension Sample Time1170160 -Node: Extension Sample API Tests1171912 -Node: gawkextlib1172404 -Node: Extension summary1175322 -Node: Extension Exercises1179024 -Node: Language History1180266 -Node: V7/SVR3.11181922 -Node: SVR41184074 -Node: POSIX1185508 -Node: BTL1186889 -Node: POSIX/GNU1187618 -Node: Feature History1193396 -Node: Common Extensions1210571 -Node: Ranges and Locales1211854 -Ref: Ranges and Locales-Footnote-11216470 -Ref: Ranges and Locales-Footnote-21216497 -Ref: Ranges and Locales-Footnote-31216732 -Node: Contributors1216955 -Node: History summary1222952 -Node: Installation1224332 -Node: Gawk Distribution1225276 -Node: Getting1225760 -Node: Extracting1226723 -Node: Distribution contents1228361 -Node: Unix Installation1234841 -Node: Quick Installation1235523 -Node: Compiling with MPFR1238004 -Node: Shell Startup Files1238696 -Node: Additional Configuration Options1239785 -Node: Configuration Philosophy1242100 -Node: Non-Unix Installation1244469 -Node: PC Installation1244929 -Node: PC Binary Installation1245767 -Node: PC Compiling1246202 -Node: PC Using1247319 -Node: Cygwin1250872 -Node: MSYS1252096 -Node: VMS Installation1252698 -Node: VMS Compilation1253417 -Ref: VMS Compilation-Footnote-11254646 -Node: VMS Dynamic Extensions1254704 -Node: VMS Installation Details1256389 -Node: VMS Running1258651 -Node: VMS GNV1262930 -Node: Bugs1263644 -Node: Bug definition1264524 -Node: Bug address1267028 -Node: Usenet1270416 -Node: Performance bugs1271425 -Node: Asking for help1274346 -Node: Maintainers1276308 -Node: Other Versions1277502 -Node: Installation summary1285354 -Node: Notes1286718 -Node: Compatibility Mode1287512 -Node: Additions1288294 -Node: Accessing The Source1289219 -Node: Adding Code1290656 -Node: New Ports1296875 -Node: Derived Files1301250 -Ref: Derived Files-Footnote-11306910 -Ref: Derived Files-Footnote-21306945 -Ref: Derived Files-Footnote-31307543 -Node: Future Extensions1307657 -Node: Implementation Limitations1308315 -Node: Extension Design1309525 -Node: Old Extension Problems1310669 -Ref: Old Extension Problems-Footnote-11312187 -Node: Extension New Mechanism Goals1312244 -Ref: Extension New Mechanism Goals-Footnote-11315608 -Node: Extension Other Design Decisions1315797 -Node: Extension Future Growth1317910 -Node: Notes summary1318516 -Node: Basic Concepts1319674 -Node: Basic High Level1320355 -Ref: figure-general-flow1320637 -Ref: figure-process-flow1321322 -Ref: Basic High Level-Footnote-11324623 -Node: Basic Data Typing1324808 -Node: Glossary1328136 -Node: Copying1360021 -Node: GNU Free Documentation License1397564 -Node: Index1422684 +Node: Variables359331 +Node: Using Variables359988 +Node: Assignment Options361898 +Node: Conversion364369 +Node: Strings And Numbers364893 +Ref: Strings And Numbers-Footnote-1367956 +Node: Locale influences conversions368065 +Ref: table-locale-affects370823 +Node: All Operators371441 +Node: Arithmetic Ops372070 +Node: Concatenation374786 +Ref: Concatenation-Footnote-1377633 +Node: Assignment Ops377740 +Ref: table-assign-ops382731 +Node: Increment Ops384044 +Node: Truth Values and Conditions387504 +Node: Truth Values388578 +Node: Typing and Comparison389626 +Node: Variable Typing390446 +Ref: Variable Typing-Footnote-1396909 +Ref: Variable Typing-Footnote-2396981 +Node: Comparison Operators397058 +Ref: table-relational-ops397477 +Node: POSIX String Comparison400972 +Ref: POSIX String Comparison-Footnote-1402667 +Ref: POSIX String Comparison-Footnote-2402806 +Node: Boolean Ops402890 +Ref: Boolean Ops-Footnote-1407372 +Node: Conditional Exp407464 +Node: Function Calls409200 +Node: Precedence413077 +Node: Locales416736 +Node: Expressions Summary418368 +Node: Patterns and Actions420941 +Node: Pattern Overview422061 +Node: Regexp Patterns423738 +Node: Expression Patterns424280 +Node: Ranges428061 +Node: BEGIN/END431169 +Node: Using BEGIN/END431930 +Ref: Using BEGIN/END-Footnote-1434684 +Node: I/O And BEGIN/END434790 +Node: BEGINFILE/ENDFILE437103 +Node: Empty440334 +Node: Using Shell Variables440651 +Node: Action Overview442925 +Node: Statements445250 +Node: If Statement447098 +Node: While Statement448593 +Node: Do Statement450621 +Node: For Statement451769 +Node: Switch Statement454940 +Node: Break Statement457381 +Node: Continue Statement459473 +Node: Next Statement461300 +Node: Nextfile Statement463683 +Node: Exit Statement466372 +Node: Built-in Variables468775 +Node: User-modified469908 +Node: Auto-set477675 +Ref: Auto-set-Footnote-1494482 +Ref: Auto-set-Footnote-2494688 +Node: ARGC and ARGV494744 +Node: Pattern Action Summary498957 +Node: Arrays501387 +Node: Array Basics502716 +Node: Array Intro503560 +Ref: figure-array-elements505535 +Ref: Array Intro-Footnote-1508239 +Node: Reference to Elements508367 +Node: Assigning Elements510831 +Node: Array Example511322 +Node: Scanning an Array513081 +Node: Controlling Scanning516103 +Ref: Controlling Scanning-Footnote-1522559 +Node: Numeric Array Subscripts522875 +Node: Uninitialized Subscripts525059 +Node: Delete526678 +Ref: Delete-Footnote-1529430 +Node: Multidimensional529487 +Node: Multiscanning532582 +Node: Arrays of Arrays534173 +Node: Arrays Summary538941 +Node: Functions541034 +Node: Built-in542072 +Node: Calling Built-in543153 +Node: Numeric Functions545149 +Ref: Numeric Functions-Footnote-1549177 +Ref: Numeric Functions-Footnote-2549825 +Ref: Numeric Functions-Footnote-3549873 +Node: String Functions550145 +Ref: String Functions-Footnote-1574660 +Ref: String Functions-Footnote-2574788 +Ref: String Functions-Footnote-3575036 +Node: Gory Details575123 +Ref: table-sub-escapes576914 +Ref: table-sub-proposed578433 +Ref: table-posix-sub579796 +Ref: table-gensub-escapes581337 +Ref: Gory Details-Footnote-1582160 +Node: I/O Functions582314 +Ref: table-system-return-values588768 +Ref: I/O Functions-Footnote-1590848 +Ref: I/O Functions-Footnote-2590996 +Node: Time Functions591116 +Ref: Time Functions-Footnote-1601787 +Ref: Time Functions-Footnote-2601855 +Ref: Time Functions-Footnote-3602013 +Ref: Time Functions-Footnote-4602124 +Ref: Time Functions-Footnote-5602236 +Ref: Time Functions-Footnote-6602463 +Node: Bitwise Functions602729 +Ref: table-bitwise-ops603323 +Ref: Bitwise Functions-Footnote-1609386 +Ref: Bitwise Functions-Footnote-2609559 +Node: Type Functions609750 +Node: I18N Functions612613 +Node: User-defined614264 +Node: Definition Syntax615076 +Ref: Definition Syntax-Footnote-1620770 +Node: Function Example620841 +Ref: Function Example-Footnote-1623763 +Node: Function Calling623785 +Node: Calling A Function624373 +Node: Variable Scope625331 +Node: Pass By Value/Reference628325 +Node: Function Caveats630969 +Ref: Function Caveats-Footnote-1633016 +Node: Return Statement633136 +Node: Dynamic Typing636115 +Node: Indirect Calls637045 +Ref: Indirect Calls-Footnote-1647297 +Node: Functions Summary647425 +Node: Library Functions650130 +Ref: Library Functions-Footnote-1653737 +Ref: Library Functions-Footnote-2653880 +Node: Library Names654051 +Ref: Library Names-Footnote-1657718 +Ref: Library Names-Footnote-2657941 +Node: General Functions658027 +Node: Strtonum Function659209 +Node: Assert Function662231 +Node: Round Function665557 +Node: Cliff Random Function667097 +Node: Ordinal Functions668113 +Ref: Ordinal Functions-Footnote-1671176 +Ref: Ordinal Functions-Footnote-2671428 +Node: Join Function671638 +Ref: Join Function-Footnote-1673408 +Node: Getlocaltime Function673608 +Node: Readfile Function677350 +Node: Shell Quoting679327 +Node: Isnumeric Function680755 +Node: Data File Management682143 +Node: Filetrans Function682775 +Node: Rewind Function686871 +Node: File Checking688780 +Ref: File Checking-Footnote-1690114 +Node: Empty Files690315 +Node: Ignoring Assigns692294 +Node: Getopt Function693844 +Ref: Getopt Function-Footnote-1709067 +Node: Passwd Functions709267 +Ref: Passwd Functions-Footnote-1718106 +Node: Group Functions718194 +Ref: Group Functions-Footnote-1726092 +Node: Walking Arrays726299 +Node: Library Functions Summary729307 +Node: Library Exercises730713 +Node: Sample Programs731178 +Node: Running Examples731948 +Node: Clones732676 +Node: Cut Program733900 +Node: Egrep Program744040 +Node: Id Program753041 +Node: Split Program762988 +Ref: Split Program-Footnote-1772881 +Node: Tee Program773054 +Node: Uniq Program775844 +Node: Wc Program783432 +Node: Bytes vs. Characters783819 +Node: Using extensions785367 +Node: wc program786121 +Node: Miscellaneous Programs790986 +Node: Dupword Program792199 +Node: Alarm Program794229 +Node: Translate Program799084 +Ref: Translate Program-Footnote-1803649 +Node: Labels Program803919 +Ref: Labels Program-Footnote-1807270 +Node: Word Sorting807354 +Node: History Sorting811426 +Node: Extract Program813651 +Node: Simple Sed821705 +Node: Igawk Program824779 +Ref: Igawk Program-Footnote-1839110 +Ref: Igawk Program-Footnote-2839312 +Ref: Igawk Program-Footnote-3839434 +Node: Anagram Program839549 +Node: Signature Program842611 +Node: Programs Summary843858 +Node: Programs Exercises845072 +Ref: Programs Exercises-Footnote-1849202 +Node: Advanced Features849288 +Node: Nondecimal Data851355 +Node: Array Sorting852946 +Node: Controlling Array Traversal853646 +Ref: Controlling Array Traversal-Footnote-1862014 +Node: Array Sorting Functions862132 +Ref: Array Sorting Functions-Footnote-1867506 +Node: Two-way I/O867702 +Ref: Two-way I/O-Footnote-1875428 +Ref: Two-way I/O-Footnote-2875615 +Node: TCP/IP Networking875697 +Node: Profiling878815 +Node: Extension Philosophy888124 +Node: Advanced Features Summary889603 +Node: Internationalization891618 +Node: I18N and L10N893292 +Node: Explaining gettext893979 +Ref: Explaining gettext-Footnote-1899871 +Ref: Explaining gettext-Footnote-2900056 +Node: Programmer i18n900221 +Ref: Programmer i18n-Footnote-1905170 +Node: Translator i18n905219 +Node: String Extraction906013 +Ref: String Extraction-Footnote-1907145 +Node: Printf Ordering907231 +Ref: Printf Ordering-Footnote-1910017 +Node: I18N Portability910081 +Ref: I18N Portability-Footnote-1912537 +Node: I18N Example912600 +Ref: I18N Example-Footnote-1915875 +Ref: I18N Example-Footnote-2915948 +Node: Gawk I18N916057 +Node: I18N Summary916706 +Node: Debugger918047 +Node: Debugging919047 +Node: Debugging Concepts919488 +Node: Debugging Terms921297 +Node: Awk Debugging923872 +Ref: Awk Debugging-Footnote-1924817 +Node: Sample Debugging Session924949 +Node: Debugger Invocation925483 +Node: Finding The Bug926869 +Node: List of Debugger Commands933343 +Node: Breakpoint Control934676 +Node: Debugger Execution Control938370 +Node: Viewing And Changing Data941732 +Node: Execution Stack945273 +Node: Debugger Info946910 +Node: Miscellaneous Debugger Commands950981 +Node: Readline Support956043 +Node: Limitations956939 +Node: Debugging Summary959493 +Node: Namespaces960772 +Node: Global Namespace961883 +Node: Qualified Names963281 +Node: Default Namespace964280 +Node: Changing The Namespace965021 +Node: Naming Rules966635 +Node: Internal Name Management968483 +Node: Namespace Example969525 +Node: Namespace And Features972087 +Node: Namespace Summary973522 +Node: Arbitrary Precision Arithmetic974999 +Node: Computer Arithmetic976486 +Ref: table-numeric-ranges980252 +Ref: table-floating-point-ranges980745 +Ref: Computer Arithmetic-Footnote-1981403 +Node: Math Definitions981460 +Ref: table-ieee-formats984776 +Ref: Math Definitions-Footnote-1985379 +Node: MPFR features985484 +Node: FP Math Caution987202 +Ref: FP Math Caution-Footnote-1988274 +Node: Inexactness of computations988643 +Node: Inexact representation989603 +Node: Comparing FP Values990963 +Node: Errors accumulate992204 +Node: Getting Accuracy993637 +Node: Try To Round996347 +Node: Setting precision997246 +Ref: table-predefined-precision-strings997943 +Node: Setting the rounding mode999773 +Ref: table-gawk-rounding-modes1000147 +Ref: Setting the rounding mode-Footnote-11004078 +Node: Arbitrary Precision Integers1004257 +Ref: Arbitrary Precision Integers-Footnote-11007432 +Node: Checking for MPFR1007581 +Node: POSIX Floating Point Problems1009055 +Ref: POSIX Floating Point Problems-Footnote-11013340 +Node: Floating point summary1013378 +Node: Dynamic Extensions1015568 +Node: Extension Intro1017121 +Node: Plugin License1018387 +Node: Extension Mechanism Outline1019184 +Ref: figure-load-extension1019623 +Ref: figure-register-new-function1021188 +Ref: figure-call-new-function1022280 +Node: Extension API Description1024342 +Node: Extension API Functions Introduction1026055 +Ref: table-api-std-headers1027891 +Node: General Data Types1032140 +Ref: General Data Types-Footnote-11040770 +Node: Memory Allocation Functions1041069 +Ref: Memory Allocation Functions-Footnote-11045570 +Node: Constructor Functions1045669 +Node: API Ownership of MPFR and GMP Values1049135 +Node: Registration Functions1050448 +Node: Extension Functions1051148 +Node: Exit Callback Functions1056470 +Node: Extension Version String1057720 +Node: Input Parsers1058383 +Node: Output Wrappers1071104 +Node: Two-way processors1075616 +Node: Printing Messages1077881 +Ref: Printing Messages-Footnote-11079052 +Node: Updating ERRNO1079205 +Node: Requesting Values1079944 +Ref: table-value-types-returned1080681 +Node: Accessing Parameters1081617 +Node: Symbol Table Access1082854 +Node: Symbol table by name1083366 +Ref: Symbol table by name-Footnote-11086390 +Node: Symbol table by cookie1086518 +Ref: Symbol table by cookie-Footnote-11090703 +Node: Cached values1090767 +Ref: Cached values-Footnote-11094303 +Node: Array Manipulation1094456 +Ref: Array Manipulation-Footnote-11095547 +Node: Array Data Types1095584 +Ref: Array Data Types-Footnote-11098242 +Node: Array Functions1098334 +Node: Flattening Arrays1102832 +Node: Creating Arrays1109808 +Node: Redirection API1114575 +Node: Extension API Variables1117408 +Node: Extension Versioning1118119 +Ref: gawk-api-version1118548 +Node: Extension GMP/MPFR Versioning1120279 +Node: Extension API Informational Variables1121907 +Node: Extension API Boilerplate1122980 +Node: Changes from API V11126954 +Node: Finding Extensions1128526 +Node: Extension Example1129085 +Node: Internal File Description1129883 +Node: Internal File Ops1133963 +Ref: Internal File Ops-Footnote-11145313 +Node: Using Internal File Ops1145453 +Ref: Using Internal File Ops-Footnote-11147836 +Node: Extension Samples1148110 +Node: Extension Sample File Functions1149639 +Node: Extension Sample Fnmatch1157288 +Node: Extension Sample Fork1158775 +Node: Extension Sample Inplace1159993 +Node: Extension Sample Ord1163619 +Node: Extension Sample Readdir1164455 +Ref: table-readdir-file-types1165344 +Node: Extension Sample Revout1166411 +Node: Extension Sample Rev2way1167000 +Node: Extension Sample Read write array1167740 +Node: Extension Sample Readfile1169682 +Node: Extension Sample Time1170777 +Node: Extension Sample API Tests1172529 +Node: gawkextlib1173021 +Node: Extension summary1175939 +Node: Extension Exercises1179641 +Node: Language History1180883 +Node: V7/SVR3.11182539 +Node: SVR41184691 +Node: POSIX1186125 +Node: BTL1187506 +Node: POSIX/GNU1188235 +Node: Feature History1194013 +Node: Common Extensions1211188 +Node: Ranges and Locales1212471 +Ref: Ranges and Locales-Footnote-11217087 +Ref: Ranges and Locales-Footnote-21217114 +Ref: Ranges and Locales-Footnote-31217349 +Node: Contributors1217572 +Node: History summary1223569 +Node: Installation1224949 +Node: Gawk Distribution1225893 +Node: Getting1226377 +Node: Extracting1227340 +Node: Distribution contents1228978 +Node: Unix Installation1235458 +Node: Quick Installation1236140 +Node: Compiling with MPFR1238621 +Node: Shell Startup Files1239313 +Node: Additional Configuration Options1240402 +Node: Configuration Philosophy1242717 +Node: Non-Unix Installation1245086 +Node: PC Installation1245546 +Node: PC Binary Installation1246384 +Node: PC Compiling1246819 +Node: PC Using1247936 +Node: Cygwin1251489 +Node: MSYS1252713 +Node: VMS Installation1253315 +Node: VMS Compilation1254034 +Ref: VMS Compilation-Footnote-11255263 +Node: VMS Dynamic Extensions1255321 +Node: VMS Installation Details1257006 +Node: VMS Running1259268 +Node: VMS GNV1263547 +Node: Bugs1264261 +Node: Bug definition1265141 +Node: Bug address1267645 +Node: Usenet1271033 +Node: Performance bugs1272042 +Node: Asking for help1274963 +Node: Maintainers1276925 +Node: Other Versions1278119 +Node: Installation summary1285971 +Node: Notes1287335 +Node: Compatibility Mode1288129 +Node: Additions1288911 +Node: Accessing The Source1289836 +Node: Adding Code1291273 +Node: New Ports1297492 +Node: Derived Files1301867 +Ref: Derived Files-Footnote-11307527 +Ref: Derived Files-Footnote-21307562 +Ref: Derived Files-Footnote-31308160 +Node: Future Extensions1308274 +Node: Implementation Limitations1308932 +Node: Extension Design1310142 +Node: Old Extension Problems1311286 +Ref: Old Extension Problems-Footnote-11312804 +Node: Extension New Mechanism Goals1312861 +Ref: Extension New Mechanism Goals-Footnote-11316225 +Node: Extension Other Design Decisions1316414 +Node: Extension Future Growth1318527 +Node: Notes summary1319133 +Node: Basic Concepts1320291 +Node: Basic High Level1320972 +Ref: figure-general-flow1321254 +Ref: figure-process-flow1321939 +Ref: Basic High Level-Footnote-11325240 +Node: Basic Data Typing1325425 +Node: Glossary1328753 +Node: Copying1360638 +Node: GNU Free Documentation License1398181 +Node: Index1423301 End Tag Table |