diff options
| -rw-r--r-- | ChangeLog | 12 | ||||
| -rw-r--r-- | builtin.c | 3 | ||||
| -rw-r--r-- | doc/ChangeLog | 10 | ||||
| -rw-r--r-- | doc/gawk.info | 864 | ||||
| -rw-r--r-- | doc/gawk.texi | 6 | ||||
| -rw-r--r-- | doc/gawktexi.in | 6 | ||||
| -rw-r--r-- | gawkapi.h | 4 | ||||
| -rw-r--r-- | interpret.h | 7 | ||||
| -rw-r--r-- | io.c | 6 |
9 files changed, 472 insertions, 446 deletions
@@ -1,3 +1,15 @@ +2014-08-03 Arnold D. Robbins <arnold@skeeve.com> + + * builtin.c (format_tree): Don't need to check return value of + wctombr for -2. Thanks to Eli Zaretskii for pointing this out. + + Unrelated: + + * gawkapi.h: Fix doc for API get_record - errcode needs to + be greater than zero. + * interpret.h (r_interpret): Move setting of ERRNO to here, from ... + * io.c (inrec): ... here. Makes the code cleaner. + 2014-07-31 Arnold D. Robbins <arnold@skeeve.com> * builtin.c (format_tree): Make %c handling more sane on Windows. @@ -1081,8 +1081,7 @@ check_pos: count = wcrtomb(buf, wc, & mbs); if (count == 0 - || count == (size_t)-1 - || count == (size_t)-2) { + || count == (size_t) -1) { if (do_lint) lintwarn( _("[s]printf: value %g is not a valid wide character"), diff --git a/doc/ChangeLog b/doc/ChangeLog index 9bf0b156..757c1790 100644 --- a/doc/ChangeLog +++ b/doc/ChangeLog @@ -1,3 +1,13 @@ +2014-08-03 Arnold D. Robbins <arnold@skeeve.com> + + * gawktexi.in: For sprintf %c document that if value is a valid + wide character, gawk uses the low 8 bits of the value. + + Unrelated: + + * gawktexi.in: Fix doc for API get_record - errcode needs to + be greater than zero. + 2014-07-24 Arnold D. Robbins <arnold@skeeve.com> * gawktexi.in (Numeric Functions): For `div()', clarify diff --git a/doc/gawk.info b/doc/gawk.info index e6c9a5d4..88f0a6fb 100644 --- a/doc/gawk.info +++ b/doc/gawk.info @@ -6275,7 +6275,9 @@ width. Here is a list of the format-control letters: valid wide character and then to print the multibyte encoding of that character. Similarly, when printing a numeric value, `gawk' allows the value to be within the numeric range of - values that can be held in a wide character. + values that can be held in a wide character. If the + conversion to multibyte encoding fails, `gawk' uses the low + eight bits of the value as the character to print. Other `awk' versions generally restrict themselves to printing the first byte of a string or to numeric values within the @@ -23198,10 +23200,10 @@ need to test for a `NULL' value. `gawk' sets `*errcode' to zero, so there is no need to set it unless an error occurs. If an error does occur, the function should return `EOF' and set -`*errcode' to a non-zero value. In that case, if `*errcode' does not -equal -1, `gawk' automatically updates the `ERRNO' variable based on -the value of `*errcode'. (In general, setting `*errcode = errno' -should do the right thing.) +`*errcode' to a value greater than zero. In that case, if `*errcode' +does not equal zero, `gawk' automatically updates the `ERRNO' variable +based on the value of `*errcode'. (In general, setting `*errcode = +errno' should do the right thing.) As an alternative to supplying a function that returns an input record, you may instead supply a function that simply reads bytes, and @@ -34113,431 +34115,431 @@ Node: OFMT271658 Node: Printf273016 Node: Basic Printf273922 Node: Control Letters275461 -Node: Format Modifiers279313 -Node: Printf Examples285340 -Node: Redirection287804 -Node: Special Files294776 -Node: Special FD295307 -Ref: Special FD-Footnote-1298931 -Node: Special Network299005 -Node: Special Caveats299855 -Node: Close Files And Pipes300651 -Ref: Close Files And Pipes-Footnote-1307812 -Ref: Close Files And Pipes-Footnote-2307960 -Node: Output Summary308110 -Node: Output exercises309107 -Node: Expressions309787 -Node: Values310972 -Node: Constants311648 -Node: Scalar Constants312328 -Ref: Scalar Constants-Footnote-1313187 -Node: Nondecimal-numbers313437 -Node: Regexp Constants316437 -Node: Using Constant Regexps316912 -Node: Variables319982 -Node: Using Variables320637 -Node: Assignment Options322361 -Node: Conversion324236 -Node: Strings And Numbers324760 -Ref: Strings And Numbers-Footnote-1327822 -Node: Locale influences conversions327931 -Ref: table-locale-affects330648 -Node: All Operators331236 -Node: Arithmetic Ops331866 -Node: Concatenation334371 -Ref: Concatenation-Footnote-1337167 -Node: Assignment Ops337287 -Ref: table-assign-ops342270 -Node: Increment Ops343587 -Node: Truth Values and Conditions347025 -Node: Truth Values348108 -Node: Typing and Comparison349157 -Node: Variable Typing349950 -Ref: Variable Typing-Footnote-1353850 -Node: Comparison Operators353972 -Ref: table-relational-ops354382 -Node: POSIX String Comparison357932 -Ref: POSIX String Comparison-Footnote-1359016 -Node: Boolean Ops359154 -Ref: Boolean Ops-Footnote-1363224 -Node: Conditional Exp363315 -Node: Function Calls365042 -Node: Precedence368922 -Node: Locales372591 -Node: Expressions Summary374222 -Node: Patterns and Actions376763 -Node: Pattern Overview377879 -Node: Regexp Patterns379556 -Node: Expression Patterns380099 -Node: Ranges383880 -Node: BEGIN/END386986 -Node: Using BEGIN/END387748 -Ref: Using BEGIN/END-Footnote-1390484 -Node: I/O And BEGIN/END390590 -Node: BEGINFILE/ENDFILE392875 -Node: Empty395806 -Node: Using Shell Variables396123 -Node: Action Overview398406 -Node: Statements400733 -Node: If Statement402581 -Node: While Statement404079 -Node: Do Statement406123 -Node: For Statement407279 -Node: Switch Statement410431 -Node: Break Statement412534 -Node: Continue Statement414589 -Node: Next Statement416382 -Node: Nextfile Statement418772 -Node: Exit Statement421427 -Node: Built-in Variables423831 -Node: User-modified424958 -Ref: User-modified-Footnote-1432647 -Node: Auto-set432709 -Ref: Auto-set-Footnote-1445628 -Ref: Auto-set-Footnote-2445833 -Node: ARGC and ARGV445889 -Node: Pattern Action Summary449743 -Node: Arrays451966 -Node: Array Basics453515 -Node: Array Intro454341 -Ref: figure-array-elements456314 -Node: Reference to Elements458721 -Node: Assigning Elements460994 -Node: Array Example461485 -Node: Scanning an Array463217 -Node: Controlling Scanning466232 -Ref: Controlling Scanning-Footnote-1471405 -Node: Delete471721 -Ref: Delete-Footnote-1474486 -Node: Numeric Array Subscripts474543 -Node: Uninitialized Subscripts476726 -Node: Multidimensional478351 -Node: Multiscanning481444 -Node: Arrays of Arrays483033 -Node: Arrays Summary487696 -Node: Functions489801 -Node: Built-in490674 -Node: Calling Built-in491752 -Node: Numeric Functions493740 -Ref: Numeric Functions-Footnote-1498376 -Ref: Numeric Functions-Footnote-2498733 -Ref: Numeric Functions-Footnote-3498781 -Node: String Functions499050 -Ref: String Functions-Footnote-1522061 -Ref: String Functions-Footnote-2522190 -Ref: String Functions-Footnote-3522438 -Node: Gory Details522525 -Ref: table-sub-escapes524194 -Ref: table-sub-posix-92525548 -Ref: table-sub-proposed526899 -Ref: table-posix-sub528253 -Ref: table-gensub-escapes529798 -Ref: Gory Details-Footnote-1530974 -Ref: Gory Details-Footnote-2531025 -Node: I/O Functions531176 -Ref: I/O Functions-Footnote-1538299 -Node: Time Functions538446 -Ref: Time Functions-Footnote-1548910 -Ref: Time Functions-Footnote-2548978 -Ref: Time Functions-Footnote-3549136 -Ref: Time Functions-Footnote-4549247 -Ref: Time Functions-Footnote-5549359 -Ref: Time Functions-Footnote-6549586 -Node: Bitwise Functions549852 -Ref: table-bitwise-ops550414 -Ref: Bitwise Functions-Footnote-1554659 -Node: Type Functions554843 -Node: I18N Functions555985 -Node: User-defined557630 -Node: Definition Syntax558434 -Ref: Definition Syntax-Footnote-1563613 -Node: Function Example563682 -Ref: Function Example-Footnote-1566326 -Node: Function Caveats566348 -Node: Calling A Function566866 -Node: Variable Scope567821 -Node: Pass By Value/Reference570809 -Node: Return Statement574317 -Node: Dynamic Typing577301 -Node: Indirect Calls578230 -Node: Functions Summary587943 -Node: Library Functions590482 -Ref: Library Functions-Footnote-1594100 -Ref: Library Functions-Footnote-2594243 -Node: Library Names594414 -Ref: Library Names-Footnote-1597887 -Ref: Library Names-Footnote-2598107 -Node: General Functions598193 -Node: Strtonum Function599221 -Node: Assert Function602001 -Node: Round Function605327 -Node: Cliff Random Function606868 -Node: Ordinal Functions607884 -Ref: Ordinal Functions-Footnote-1610961 -Ref: Ordinal Functions-Footnote-2611213 -Node: Join Function611424 -Ref: Join Function-Footnote-1613195 -Node: Getlocaltime Function613395 -Node: Readfile Function617131 -Node: Data File Management618970 -Node: Filetrans Function619602 -Node: Rewind Function623671 -Node: File Checking625058 -Ref: File Checking-Footnote-1626190 -Node: Empty Files626391 -Node: Ignoring Assigns628370 -Node: Getopt Function629924 -Ref: Getopt Function-Footnote-1641227 -Node: Passwd Functions641430 -Ref: Passwd Functions-Footnote-1650409 -Node: Group Functions650497 -Ref: Group Functions-Footnote-1658438 -Node: Walking Arrays658651 -Node: Library Functions Summary660254 -Node: Library exercises661642 -Node: Sample Programs662922 -Node: Running Examples663692 -Node: Clones664420 -Node: Cut Program665644 -Node: Egrep Program675512 -Ref: Egrep Program-Footnote-1683483 -Node: Id Program683593 -Node: Split Program687257 -Ref: Split Program-Footnote-1690795 -Node: Tee Program690923 -Node: Uniq Program693730 -Node: Wc Program701160 -Ref: Wc Program-Footnote-1705425 -Node: Miscellaneous Programs705517 -Node: Dupword Program706730 -Node: Alarm Program708761 -Node: Translate Program713575 -Ref: Translate Program-Footnote-1717966 -Ref: Translate Program-Footnote-2718236 -Node: Labels Program718370 -Ref: Labels Program-Footnote-1721741 -Node: Word Sorting721825 -Node: History Sorting725868 -Node: Extract Program727704 -Node: Simple Sed735240 -Node: Igawk Program738302 -Ref: Igawk Program-Footnote-1752613 -Ref: Igawk Program-Footnote-2752814 -Node: Anagram Program752952 -Node: Signature Program756020 -Node: Programs Summary757267 -Node: Programs Exercises758482 -Node: Advanced Features762133 -Node: Nondecimal Data764081 -Node: Array Sorting765658 -Node: Controlling Array Traversal766355 -Node: Array Sorting Functions774635 -Ref: Array Sorting Functions-Footnote-1778542 -Node: Two-way I/O778736 -Ref: Two-way I/O-Footnote-1784252 -Node: TCP/IP Networking784334 -Node: Profiling787178 -Node: Advanced Features Summary794729 -Node: Internationalization796593 -Node: I18N and L10N798073 -Node: Explaining gettext798759 -Ref: Explaining gettext-Footnote-1803899 -Ref: Explaining gettext-Footnote-2804083 -Node: Programmer i18n804248 -Node: Translator i18n808473 -Node: String Extraction809267 -Ref: String Extraction-Footnote-1810228 -Node: Printf Ordering810314 -Ref: Printf Ordering-Footnote-1813096 -Node: I18N Portability813160 -Ref: I18N Portability-Footnote-1815609 -Node: I18N Example815672 -Ref: I18N Example-Footnote-1818394 -Node: Gawk I18N818466 -Node: I18N Summary819104 -Node: Debugger820443 -Node: Debugging821465 -Node: Debugging Concepts821906 -Node: Debugging Terms823762 -Node: Awk Debugging826359 -Node: Sample Debugging Session827251 -Node: Debugger Invocation827771 -Node: Finding The Bug829104 -Node: List of Debugger Commands835586 -Node: Breakpoint Control836918 -Node: Debugger Execution Control840582 -Node: Viewing And Changing Data843942 -Node: Execution Stack847300 -Node: Debugger Info848813 -Node: Miscellaneous Debugger Commands852807 -Node: Readline Support857991 -Node: Limitations858883 -Node: Debugging Summary861157 -Node: Arbitrary Precision Arithmetic862321 -Node: Computer Arithmetic863650 -Ref: Computer Arithmetic-Footnote-1868037 -Node: Math Definitions868094 -Ref: table-ieee-formats870978 -Node: MPFR features871482 -Node: FP Math Caution873124 -Ref: FP Math Caution-Footnote-1874165 -Node: Inexactness of computations874534 -Node: Inexact representation875482 -Node: Comparing FP Values876837 -Node: Errors accumulate877801 -Node: Getting Accuracy879234 -Node: Try To Round881893 -Node: Setting precision882792 -Ref: table-predefined-precision-strings883474 -Node: Setting the rounding mode885267 -Ref: table-gawk-rounding-modes885631 -Ref: Setting the rounding mode-Footnote-1889085 -Node: Arbitrary Precision Integers889264 -Ref: Arbitrary Precision Integers-Footnote-1893059 -Node: POSIX Floating Point Problems893208 -Ref: POSIX Floating Point Problems-Footnote-1897084 -Node: Floating point summary897122 -Node: Dynamic Extensions899339 -Node: Extension Intro900891 -Node: Plugin License902156 -Node: Extension Mechanism Outline902841 -Ref: figure-load-extension903265 -Ref: figure-load-new-function904750 -Ref: figure-call-new-function905752 -Node: Extension API Description907736 -Node: Extension API Functions Introduction909186 -Node: General Data Types914051 -Ref: General Data Types-Footnote-1919744 -Node: Requesting Values920043 -Ref: table-value-types-returned920780 -Node: Memory Allocation Functions921738 -Ref: Memory Allocation Functions-Footnote-1924485 -Node: Constructor Functions924581 -Node: Registration Functions926339 -Node: Extension Functions927024 -Node: Exit Callback Functions929326 -Node: Extension Version String930575 -Node: Input Parsers931225 -Node: Output Wrappers941028 -Node: Two-way processors945544 -Node: Printing Messages947748 -Ref: Printing Messages-Footnote-1948825 -Node: Updating `ERRNO'948977 -Node: Accessing Parameters949716 -Node: Symbol Table Access950946 -Node: Symbol table by name951460 -Node: Symbol table by cookie953436 -Ref: Symbol table by cookie-Footnote-1957569 -Node: Cached values957632 -Ref: Cached values-Footnote-1961136 -Node: Array Manipulation961227 -Ref: Array Manipulation-Footnote-1962325 -Node: Array Data Types962364 -Ref: Array Data Types-Footnote-1965067 -Node: Array Functions965159 -Node: Flattening Arrays969033 -Node: Creating Arrays975885 -Node: Extension API Variables980616 -Node: Extension Versioning981252 -Node: Extension API Informational Variables983153 -Node: Extension API Boilerplate984239 -Node: Finding Extensions988043 -Node: Extension Example988603 -Node: Internal File Description989333 -Node: Internal File Ops993424 -Ref: Internal File Ops-Footnote-11004856 -Node: Using Internal File Ops1004996 -Ref: Using Internal File Ops-Footnote-11007343 -Node: Extension Samples1007611 -Node: Extension Sample File Functions1009135 -Node: Extension Sample Fnmatch1016703 -Node: Extension Sample Fork1018185 -Node: Extension Sample Inplace1019398 -Node: Extension Sample Ord1021073 -Node: Extension Sample Readdir1021909 -Ref: table-readdir-file-types1022765 -Node: Extension Sample Revout1023564 -Node: Extension Sample Rev2way1024155 -Node: Extension Sample Read write array1024896 -Node: Extension Sample Readfile1026775 -Node: Extension Sample API Tests1027875 -Node: Extension Sample Time1028400 -Node: gawkextlib1029715 -Node: Extension summary1032528 -Node: Extension Exercises1036221 -Node: Language History1036943 -Node: V7/SVR3.11038586 -Node: SVR41040906 -Node: POSIX1042348 -Node: BTL1043734 -Node: POSIX/GNU1044468 -Node: Feature History1050067 -Node: Common Extensions1063197 -Node: Ranges and Locales1064509 -Ref: Ranges and Locales-Footnote-11069126 -Ref: Ranges and Locales-Footnote-21069153 -Ref: Ranges and Locales-Footnote-31069387 -Node: Contributors1069608 -Node: History summary1075033 -Node: Installation1076402 -Node: Gawk Distribution1077353 -Node: Getting1077837 -Node: Extracting1078661 -Node: Distribution contents1080303 -Node: Unix Installation1086073 -Node: Quick Installation1086690 -Node: Additional Configuration Options1089132 -Node: Configuration Philosophy1090870 -Node: Non-Unix Installation1093221 -Node: PC Installation1093679 -Node: PC Binary Installation1094990 -Node: PC Compiling1096838 -Ref: PC Compiling-Footnote-11099837 -Node: PC Testing1099942 -Node: PC Using1101118 -Node: Cygwin1105276 -Node: MSYS1106085 -Node: VMS Installation1106599 -Node: VMS Compilation1107395 -Ref: VMS Compilation-Footnote-11108617 -Node: VMS Dynamic Extensions1108675 -Node: VMS Installation Details1110048 -Node: VMS Running1112300 -Node: VMS GNV1115134 -Node: VMS Old Gawk1115857 -Node: Bugs1116327 -Node: Other Versions1120331 -Node: Installation summary1126586 -Node: Notes1127642 -Node: Compatibility Mode1128507 -Node: Additions1129289 -Node: Accessing The Source1130214 -Node: Adding Code1131650 -Node: New Ports1137828 -Node: Derived Files1142309 -Ref: Derived Files-Footnote-11147390 -Ref: Derived Files-Footnote-21147424 -Ref: Derived Files-Footnote-31148020 -Node: Future Extensions1148134 -Node: Implementation Limitations1148740 -Node: Extension Design1149988 -Node: Old Extension Problems1151142 -Ref: Old Extension Problems-Footnote-11152659 -Node: Extension New Mechanism Goals1152716 -Ref: Extension New Mechanism Goals-Footnote-11156076 -Node: Extension Other Design Decisions1156265 -Node: Extension Future Growth1158371 -Node: Old Extension Mechanism1159207 -Node: Notes summary1160969 -Node: Basic Concepts1162155 -Node: Basic High Level1162836 -Ref: figure-general-flow1163108 -Ref: figure-process-flow1163707 -Ref: Basic High Level-Footnote-11166936 -Node: Basic Data Typing1167121 -Node: Glossary1170449 -Node: Copying1195601 -Node: GNU Free Documentation License1233157 -Node: Index1258293 +Node: Format Modifiers279452 +Node: Printf Examples285479 +Node: Redirection287943 +Node: Special Files294915 +Node: Special FD295446 +Ref: Special FD-Footnote-1299070 +Node: Special Network299144 +Node: Special Caveats299994 +Node: Close Files And Pipes300790 +Ref: Close Files And Pipes-Footnote-1307951 +Ref: Close Files And Pipes-Footnote-2308099 +Node: Output Summary308249 +Node: Output exercises309246 +Node: Expressions309926 +Node: Values311111 +Node: Constants311787 +Node: Scalar Constants312467 +Ref: Scalar Constants-Footnote-1313326 +Node: Nondecimal-numbers313576 +Node: Regexp Constants316576 +Node: Using Constant Regexps317051 +Node: Variables320121 +Node: Using Variables320776 +Node: Assignment Options322500 +Node: Conversion324375 +Node: Strings And Numbers324899 +Ref: Strings And Numbers-Footnote-1327961 +Node: Locale influences conversions328070 +Ref: table-locale-affects330787 +Node: All Operators331375 +Node: Arithmetic Ops332005 +Node: Concatenation334510 +Ref: Concatenation-Footnote-1337306 +Node: Assignment Ops337426 +Ref: table-assign-ops342409 +Node: Increment Ops343726 +Node: Truth Values and Conditions347164 +Node: Truth Values348247 +Node: Typing and Comparison349296 +Node: Variable Typing350089 +Ref: Variable Typing-Footnote-1353989 +Node: Comparison Operators354111 +Ref: table-relational-ops354521 +Node: POSIX String Comparison358071 +Ref: POSIX String Comparison-Footnote-1359155 +Node: Boolean Ops359293 +Ref: Boolean Ops-Footnote-1363363 +Node: Conditional Exp363454 +Node: Function Calls365181 +Node: Precedence369061 +Node: Locales372730 +Node: Expressions Summary374361 +Node: Patterns and Actions376902 +Node: Pattern Overview378018 +Node: Regexp Patterns379695 +Node: Expression Patterns380238 +Node: Ranges384019 +Node: BEGIN/END387125 +Node: Using BEGIN/END387887 +Ref: Using BEGIN/END-Footnote-1390623 +Node: I/O And BEGIN/END390729 +Node: BEGINFILE/ENDFILE393014 +Node: Empty395945 +Node: Using Shell Variables396262 +Node: Action Overview398545 +Node: Statements400872 +Node: If Statement402720 +Node: While Statement404218 +Node: Do Statement406262 +Node: For Statement407418 +Node: Switch Statement410570 +Node: Break Statement412673 +Node: Continue Statement414728 +Node: Next Statement416521 +Node: Nextfile Statement418911 +Node: Exit Statement421566 +Node: Built-in Variables423970 +Node: User-modified425097 +Ref: User-modified-Footnote-1432786 +Node: Auto-set432848 +Ref: Auto-set-Footnote-1445767 +Ref: Auto-set-Footnote-2445972 +Node: ARGC and ARGV446028 +Node: Pattern Action Summary449882 +Node: Arrays452105 +Node: Array Basics453654 +Node: Array Intro454480 +Ref: figure-array-elements456453 +Node: Reference to Elements458860 +Node: Assigning Elements461133 +Node: Array Example461624 +Node: Scanning an Array463356 +Node: Controlling Scanning466371 +Ref: Controlling Scanning-Footnote-1471544 +Node: Delete471860 +Ref: Delete-Footnote-1474625 +Node: Numeric Array Subscripts474682 +Node: Uninitialized Subscripts476865 +Node: Multidimensional478490 +Node: Multiscanning481583 +Node: Arrays of Arrays483172 +Node: Arrays Summary487835 +Node: Functions489940 +Node: Built-in490813 +Node: Calling Built-in491891 +Node: Numeric Functions493879 +Ref: Numeric Functions-Footnote-1498515 +Ref: Numeric Functions-Footnote-2498872 +Ref: Numeric Functions-Footnote-3498920 +Node: String Functions499189 +Ref: String Functions-Footnote-1522200 +Ref: String Functions-Footnote-2522329 +Ref: String Functions-Footnote-3522577 +Node: Gory Details522664 +Ref: table-sub-escapes524333 +Ref: table-sub-posix-92525687 +Ref: table-sub-proposed527038 +Ref: table-posix-sub528392 +Ref: table-gensub-escapes529937 +Ref: Gory Details-Footnote-1531113 +Ref: Gory Details-Footnote-2531164 +Node: I/O Functions531315 +Ref: I/O Functions-Footnote-1538438 +Node: Time Functions538585 +Ref: Time Functions-Footnote-1549049 +Ref: Time Functions-Footnote-2549117 +Ref: Time Functions-Footnote-3549275 +Ref: Time Functions-Footnote-4549386 +Ref: Time Functions-Footnote-5549498 +Ref: Time Functions-Footnote-6549725 +Node: Bitwise Functions549991 +Ref: table-bitwise-ops550553 +Ref: Bitwise Functions-Footnote-1554798 +Node: Type Functions554982 +Node: I18N Functions556124 +Node: User-defined557769 +Node: Definition Syntax558573 +Ref: Definition Syntax-Footnote-1563752 +Node: Function Example563821 +Ref: Function Example-Footnote-1566465 +Node: Function Caveats566487 +Node: Calling A Function567005 +Node: Variable Scope567960 +Node: Pass By Value/Reference570948 +Node: Return Statement574456 +Node: Dynamic Typing577440 +Node: Indirect Calls578369 +Node: Functions Summary588082 +Node: Library Functions590621 +Ref: Library Functions-Footnote-1594239 +Ref: Library Functions-Footnote-2594382 +Node: Library Names594553 +Ref: Library Names-Footnote-1598026 +Ref: Library Names-Footnote-2598246 +Node: General Functions598332 +Node: Strtonum Function599360 +Node: Assert Function602140 +Node: Round Function605466 +Node: Cliff Random Function607007 +Node: Ordinal Functions608023 +Ref: Ordinal Functions-Footnote-1611100 +Ref: Ordinal Functions-Footnote-2611352 +Node: Join Function611563 +Ref: Join Function-Footnote-1613334 +Node: Getlocaltime Function613534 +Node: Readfile Function617270 +Node: Data File Management619109 +Node: Filetrans Function619741 +Node: Rewind Function623810 +Node: File Checking625197 +Ref: File Checking-Footnote-1626329 +Node: Empty Files626530 +Node: Ignoring Assigns628509 +Node: Getopt Function630063 +Ref: Getopt Function-Footnote-1641366 +Node: Passwd Functions641569 +Ref: Passwd Functions-Footnote-1650548 +Node: Group Functions650636 +Ref: Group Functions-Footnote-1658577 +Node: Walking Arrays658790 +Node: Library Functions Summary660393 +Node: Library exercises661781 +Node: Sample Programs663061 +Node: Running Examples663831 +Node: Clones664559 +Node: Cut Program665783 +Node: Egrep Program675651 +Ref: Egrep Program-Footnote-1683622 +Node: Id Program683732 +Node: Split Program687396 +Ref: Split Program-Footnote-1690934 +Node: Tee Program691062 +Node: Uniq Program693869 +Node: Wc Program701299 +Ref: Wc Program-Footnote-1705564 +Node: Miscellaneous Programs705656 +Node: Dupword Program706869 +Node: Alarm Program708900 +Node: Translate Program713714 +Ref: Translate Program-Footnote-1718105 +Ref: Translate Program-Footnote-2718375 +Node: Labels Program718509 +Ref: Labels Program-Footnote-1721880 +Node: Word Sorting721964 +Node: History Sorting726007 +Node: Extract Program727843 +Node: Simple Sed735379 +Node: Igawk Program738441 +Ref: Igawk Program-Footnote-1752752 +Ref: Igawk Program-Footnote-2752953 +Node: Anagram Program753091 +Node: Signature Program756159 +Node: Programs Summary757406 +Node: Programs Exercises758621 +Node: Advanced Features762272 +Node: Nondecimal Data764220 +Node: Array Sorting765797 +Node: Controlling Array Traversal766494 +Node: Array Sorting Functions774774 +Ref: Array Sorting Functions-Footnote-1778681 +Node: Two-way I/O778875 +Ref: Two-way I/O-Footnote-1784391 +Node: TCP/IP Networking784473 +Node: Profiling787317 +Node: Advanced Features Summary794868 +Node: Internationalization796732 +Node: I18N and L10N798212 +Node: Explaining gettext798898 +Ref: Explaining gettext-Footnote-1804038 +Ref: Explaining gettext-Footnote-2804222 +Node: Programmer i18n804387 +Node: Translator i18n808612 +Node: String Extraction809406 +Ref: String Extraction-Footnote-1810367 +Node: Printf Ordering810453 +Ref: Printf Ordering-Footnote-1813235 +Node: I18N Portability813299 +Ref: I18N Portability-Footnote-1815748 +Node: I18N Example815811 +Ref: I18N Example-Footnote-1818533 +Node: Gawk I18N818605 +Node: I18N Summary819243 +Node: Debugger820582 +Node: Debugging821604 +Node: Debugging Concepts822045 +Node: Debugging Terms823901 +Node: Awk Debugging826498 +Node: Sample Debugging Session827390 +Node: Debugger Invocation827910 +Node: Finding The Bug829243 +Node: List of Debugger Commands835725 +Node: Breakpoint Control837057 +Node: Debugger Execution Control840721 +Node: Viewing And Changing Data844081 +Node: Execution Stack847439 +Node: Debugger Info848952 +Node: Miscellaneous Debugger Commands852946 +Node: Readline Support858130 +Node: Limitations859022 +Node: Debugging Summary861296 +Node: Arbitrary Precision Arithmetic862460 +Node: Computer Arithmetic863789 +Ref: Computer Arithmetic-Footnote-1868176 +Node: Math Definitions868233 +Ref: table-ieee-formats871117 +Node: MPFR features871621 +Node: FP Math Caution873263 +Ref: FP Math Caution-Footnote-1874304 +Node: Inexactness of computations874673 +Node: Inexact representation875621 +Node: Comparing FP Values876976 +Node: Errors accumulate877940 +Node: Getting Accuracy879373 +Node: Try To Round882032 +Node: Setting precision882931 +Ref: table-predefined-precision-strings883613 +Node: Setting the rounding mode885406 +Ref: table-gawk-rounding-modes885770 +Ref: Setting the rounding mode-Footnote-1889224 +Node: Arbitrary Precision Integers889403 +Ref: Arbitrary Precision Integers-Footnote-1893198 +Node: POSIX Floating Point Problems893347 +Ref: POSIX Floating Point Problems-Footnote-1897223 +Node: Floating point summary897261 +Node: Dynamic Extensions899478 +Node: Extension Intro901030 +Node: Plugin License902295 +Node: Extension Mechanism Outline902980 +Ref: figure-load-extension903404 +Ref: figure-load-new-function904889 +Ref: figure-call-new-function905891 +Node: Extension API Description907875 +Node: Extension API Functions Introduction909325 +Node: General Data Types914190 +Ref: General Data Types-Footnote-1919883 +Node: Requesting Values920182 +Ref: table-value-types-returned920919 +Node: Memory Allocation Functions921877 +Ref: Memory Allocation Functions-Footnote-1924624 +Node: Constructor Functions924720 +Node: Registration Functions926478 +Node: Extension Functions927163 +Node: Exit Callback Functions929465 +Node: Extension Version String930714 +Node: Input Parsers931364 +Node: Output Wrappers941178 +Node: Two-way processors945694 +Node: Printing Messages947898 +Ref: Printing Messages-Footnote-1948975 +Node: Updating `ERRNO'949127 +Node: Accessing Parameters949866 +Node: Symbol Table Access951096 +Node: Symbol table by name951610 +Node: Symbol table by cookie953586 +Ref: Symbol table by cookie-Footnote-1957719 +Node: Cached values957782 +Ref: Cached values-Footnote-1961286 +Node: Array Manipulation961377 +Ref: Array Manipulation-Footnote-1962475 +Node: Array Data Types962514 +Ref: Array Data Types-Footnote-1965217 +Node: Array Functions965309 +Node: Flattening Arrays969183 +Node: Creating Arrays976035 +Node: Extension API Variables980766 +Node: Extension Versioning981402 +Node: Extension API Informational Variables983303 +Node: Extension API Boilerplate984389 +Node: Finding Extensions988193 +Node: Extension Example988753 +Node: Internal File Description989483 +Node: Internal File Ops993574 +Ref: Internal File Ops-Footnote-11005006 +Node: Using Internal File Ops1005146 +Ref: Using Internal File Ops-Footnote-11007493 +Node: Extension Samples1007761 +Node: Extension Sample File Functions1009285 +Node: Extension Sample Fnmatch1016853 +Node: Extension Sample Fork1018335 +Node: Extension Sample Inplace1019548 +Node: Extension Sample Ord1021223 +Node: Extension Sample Readdir1022059 +Ref: table-readdir-file-types1022915 +Node: Extension Sample Revout1023714 +Node: Extension Sample Rev2way1024305 +Node: Extension Sample Read write array1025046 +Node: Extension Sample Readfile1026925 +Node: Extension Sample API Tests1028025 +Node: Extension Sample Time1028550 +Node: gawkextlib1029865 +Node: Extension summary1032678 +Node: Extension Exercises1036371 +Node: Language History1037093 +Node: V7/SVR3.11038736 +Node: SVR41041056 +Node: POSIX1042498 +Node: BTL1043884 +Node: POSIX/GNU1044618 +Node: Feature History1050217 +Node: Common Extensions1063347 +Node: Ranges and Locales1064659 +Ref: Ranges and Locales-Footnote-11069276 +Ref: Ranges and Locales-Footnote-21069303 +Ref: Ranges and Locales-Footnote-31069537 +Node: Contributors1069758 +Node: History summary1075183 +Node: Installation1076552 +Node: Gawk Distribution1077503 +Node: Getting1077987 +Node: Extracting1078811 +Node: Distribution contents1080453 +Node: Unix Installation1086223 +Node: Quick Installation1086840 +Node: Additional Configuration Options1089282 +Node: Configuration Philosophy1091020 +Node: Non-Unix Installation1093371 +Node: PC Installation1093829 +Node: PC Binary Installation1095140 +Node: PC Compiling1096988 +Ref: PC Compiling-Footnote-11099987 +Node: PC Testing1100092 +Node: PC Using1101268 +Node: Cygwin1105426 +Node: MSYS1106235 +Node: VMS Installation1106749 +Node: VMS Compilation1107545 +Ref: VMS Compilation-Footnote-11108767 +Node: VMS Dynamic Extensions1108825 +Node: VMS Installation Details1110198 +Node: VMS Running1112450 +Node: VMS GNV1115284 +Node: VMS Old Gawk1116007 +Node: Bugs1116477 +Node: Other Versions1120481 +Node: Installation summary1126736 +Node: Notes1127792 +Node: Compatibility Mode1128657 +Node: Additions1129439 +Node: Accessing The Source1130364 +Node: Adding Code1131800 +Node: New Ports1137978 +Node: Derived Files1142459 +Ref: Derived Files-Footnote-11147540 +Ref: Derived Files-Footnote-21147574 +Ref: Derived Files-Footnote-31148170 +Node: Future Extensions1148284 +Node: Implementation Limitations1148890 +Node: Extension Design1150138 +Node: Old Extension Problems1151292 +Ref: Old Extension Problems-Footnote-11152809 +Node: Extension New Mechanism Goals1152866 +Ref: Extension New Mechanism Goals-Footnote-11156226 +Node: Extension Other Design Decisions1156415 +Node: Extension Future Growth1158521 +Node: Old Extension Mechanism1159357 +Node: Notes summary1161119 +Node: Basic Concepts1162305 +Node: Basic High Level1162986 +Ref: figure-general-flow1163258 +Ref: figure-process-flow1163857 +Ref: Basic High Level-Footnote-11167086 +Node: Basic Data Typing1167271 +Node: Glossary1170599 +Node: Copying1195751 +Node: GNU Free Documentation License1233307 +Node: Index1258443 End Tag Table diff --git a/doc/gawk.texi b/doc/gawk.texi index 1fb343de..b4c167ae 100644 --- a/doc/gawk.texi +++ b/doc/gawk.texi @@ -9022,6 +9022,8 @@ and then to print the multibyte encoding of that character. Similarly, when printing a numeric value, @command{gawk} allows the value to be within the numeric range of values that can be held in a wide character. +If the conversion to multibyte encoding fails, @command{gawk} +uses the low eight bits of the value as the character to print. Other @command{awk} versions generally restrict themselves to printing the first byte of a string or to numeric values within the range of @@ -31872,8 +31874,8 @@ need to test for a @code{NULL} value. @command{gawk} sets @code{*errcode} to zero, so there is no need to set it unless an error occurs. If an error does occur, the function should return @code{EOF} and set -@code{*errcode} to a non-zero value. In that case, if @code{*errcode} -does not equal @minus{}1, @command{gawk} automatically updates +@code{*errcode} to a value greater than zero. In that case, if @code{*errcode} +does not equal zero, @command{gawk} automatically updates the @code{ERRNO} variable based on the value of @code{*errcode}. (In general, setting @samp{*errcode = errno} should do the right thing.) diff --git a/doc/gawktexi.in b/doc/gawktexi.in index 93139a04..5d599d5e 100644 --- a/doc/gawktexi.in +++ b/doc/gawktexi.in @@ -8641,6 +8641,8 @@ and then to print the multibyte encoding of that character. Similarly, when printing a numeric value, @command{gawk} allows the value to be within the numeric range of values that can be held in a wide character. +If the conversion to multibyte encoding fails, @command{gawk} +uses the low eight bits of the value as the character to print. Other @command{awk} versions generally restrict themselves to printing the first byte of a string or to numeric values within the range of @@ -30987,8 +30989,8 @@ need to test for a @code{NULL} value. @command{gawk} sets @code{*errcode} to zero, so there is no need to set it unless an error occurs. If an error does occur, the function should return @code{EOF} and set -@code{*errcode} to a non-zero value. In that case, if @code{*errcode} -does not equal @minus{}1, @command{gawk} automatically updates +@code{*errcode} to a value greater than zero. In that case, if @code{*errcode} +does not equal zero, @command{gawk} automatically updates the @code{ERRNO} variable based on the value of @code{*errcode}. (In general, setting @samp{*errcode = errno} should do the right thing.) @@ -142,8 +142,8 @@ typedef struct awk_input { * so there is no need to set it unless an error occurs. * * If an error does occur, the function should return EOF and set - * *errcode to a non-zero value. In that case, if *errcode does not - * equal -1, gawk will automatically update the ERRNO variable based + * *errcode to a positive value. In that case, if *errcode is greater + * than zero, gawk will automatically update the ERRNO variable based * on the value of *errcode (e.g., setting *errcode = errno should do * the right thing). */ diff --git a/interpret.h b/interpret.h index ff9ba768..c26a9d46 100644 --- a/interpret.h +++ b/interpret.h @@ -1192,9 +1192,12 @@ match_re: } if (! inrec(curfile, & errcode)) { - if (errcode > 0 && (do_traditional || ! pc->has_endfile)) - fatal(_("error reading input file `%s': %s"), + if (errcode > 0) { + update_ERRNO_int(errcode); + if (do_traditional || ! pc->has_endfile) + fatal(_("error reading input file `%s': %s"), curfile->public.name, strerror(errcode)); + } JUMPTO(ni); } /* else @@ -590,16 +590,12 @@ inrec(IOBUF *iop, int *errcode) if (cnt == EOF) { retval = false; - if (*errcode > 0) - update_ERRNO_int(*errcode); } else { INCREMENT_REC(NR); INCREMENT_REC(FNR); set_record(begin, cnt); - if (*errcode > 0) { - update_ERRNO_int(*errcode); + if (*errcode > 0) retval = false; - } } return retval; |