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author | Arnold D. Robbins <arnold@skeeve.com> | 2015-03-08 06:06:56 +0200 |
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committer | Arnold D. Robbins <arnold@skeeve.com> | 2015-03-08 06:06:56 +0200 |
commit | 6237311c0af460dd0ff5cf2ed4f935a33386375c (patch) | |
tree | f4772f1a5f1f211badb41b6758180e2fce2c6ee4 /doc/gawk.info | |
parent | b108a3ba2ab12dd7274589c6fe09c882df02827c (diff) | |
download | egawk-6237311c0af460dd0ff5cf2ed4f935a33386375c.tar.gz egawk-6237311c0af460dd0ff5cf2ed4f935a33386375c.tar.bz2 egawk-6237311c0af460dd0ff5cf2ed4f935a33386375c.zip |
Commit generated doc from previous commit.
Diffstat (limited to 'doc/gawk.info')
-rw-r--r-- | doc/gawk.info | 1022 |
1 files changed, 515 insertions, 507 deletions
diff --git a/doc/gawk.info b/doc/gawk.info index cbcf529c..7e548a8e 100644 --- a/doc/gawk.info +++ b/doc/gawk.info @@ -3014,7 +3014,8 @@ used by regular users: `GAWK_SOCK_RETRIES' Controls the number of times `gawk' attempts to retry a two-way TCP/IP (socket) connection before giving up. *Note TCP/IP - Networking::. + Networking::. Note that when nonfatal I/O is enabled (*note + Nonfatal::), `gawk' only tries to open a TCP/IP socket once. `POSIXLY_CORRECT' Causes `gawk' to switch to POSIX-compatibility mode, disabling all @@ -7263,6 +7264,13 @@ For standard output, you may use `PROCINFO["-", "NONFATAL"]' or `PROCINFO["/dev/stdout", "NONFATAL"]'. For standard error, use `PROCINFO["/dev/stderr", "NONFATAL"]'. + When attempting to open a TCP/IP socket (*note TCP/IP Networking::), +`gawk' tries multiple times. The `GAWK_SOCK_RETRIES' environment +variable (*note Other Environment Variables::) allows you to override +`gawk''s builtin default number of attempts. However, once nonfatal +I/O is enabled for a given socket, `gawk' only retries once, relying on +`awk'-level code to notice that there was a problem. + File: gawk.info, Node: Output Summary, Next: Output Exercises, Prev: Nonfatal, Up: Printing @@ -34781,511 +34789,511 @@ Ref: AWKPATH Variable-Footnote-1140222 Ref: AWKPATH Variable-Footnote-2140267 Node: AWKLIBPATH Variable140527 Node: Other Environment Variables141783 -Node: Exit Status145301 -Node: Include Files145977 -Node: Loading Shared Libraries149566 -Node: Obsolete150993 -Node: Undocumented151685 -Node: Invoking Summary151952 -Node: Regexp153615 -Node: Regexp Usage155069 -Node: Escape Sequences157106 -Node: Regexp Operators163335 -Ref: Regexp Operators-Footnote-1170745 -Ref: Regexp Operators-Footnote-2170892 -Node: Bracket Expressions170990 -Ref: table-char-classes173005 -Node: Leftmost Longest175947 -Node: Computed Regexps177249 -Node: GNU Regexp Operators180678 -Node: Case-sensitivity184350 -Ref: Case-sensitivity-Footnote-1187235 -Ref: Case-sensitivity-Footnote-2187470 -Node: Regexp Summary187578 -Node: Reading Files189045 -Node: Records191138 -Node: awk split records191871 -Node: gawk split records196800 -Ref: gawk split records-Footnote-1201339 -Node: Fields201376 -Ref: Fields-Footnote-1204154 -Node: Nonconstant Fields204240 -Ref: Nonconstant Fields-Footnote-1206478 -Node: Changing Fields206681 -Node: Field Separators212612 -Node: Default Field Splitting215316 -Node: Regexp Field Splitting216433 -Node: Single Character Fields219783 -Node: Command Line Field Separator220842 -Node: Full Line Fields224059 -Ref: Full Line Fields-Footnote-1225580 -Ref: Full Line Fields-Footnote-2225626 -Node: Field Splitting Summary225727 -Node: Constant Size227801 -Node: Splitting By Content232384 -Ref: Splitting By Content-Footnote-1236349 -Node: Multiple Line236512 -Ref: Multiple Line-Footnote-1242393 -Node: Getline242572 -Node: Plain Getline244779 -Node: Getline/Variable247419 -Node: Getline/File248568 -Node: Getline/Variable/File249953 -Ref: Getline/Variable/File-Footnote-1251556 -Node: Getline/Pipe251643 -Node: Getline/Variable/Pipe254321 -Node: Getline/Coprocess255452 -Node: Getline/Variable/Coprocess256716 -Node: Getline Notes257455 -Node: Getline Summary260249 -Ref: table-getline-variants260661 -Node: Read Timeout261490 -Ref: Read Timeout-Footnote-1265327 -Node: Command-line directories265385 -Node: Input Summary266290 -Node: Input Exercises269675 -Node: Printing270403 -Node: Print272238 -Node: Print Examples273695 -Node: Output Separators276474 -Node: OFMT278492 -Node: Printf279847 -Node: Basic Printf280632 -Node: Control Letters282204 -Node: Format Modifiers286189 -Node: Printf Examples292195 -Node: Redirection294681 -Node: Special FD301519 -Ref: Special FD-Footnote-1304685 -Node: Special Files304759 -Node: Other Inherited Files305376 -Node: Special Network306376 -Node: Special Caveats307238 -Node: Close Files And Pipes308187 -Ref: Close Files And Pipes-Footnote-1315372 -Ref: Close Files And Pipes-Footnote-2315520 -Node: Nonfatal315670 -Node: Output Summary317593 -Node: Output Exercises318814 -Node: Expressions319494 -Node: Values320683 -Node: Constants321360 -Node: Scalar Constants322051 -Ref: Scalar Constants-Footnote-1322913 -Node: Nondecimal-numbers323163 -Node: Regexp Constants326173 -Node: Using Constant Regexps326699 -Node: Variables329862 -Node: Using Variables330519 -Node: Assignment Options332430 -Node: Conversion334305 -Node: Strings And Numbers334829 -Ref: Strings And Numbers-Footnote-1337894 -Node: Locale influences conversions338003 -Ref: table-locale-affects340749 -Node: All Operators341341 -Node: Arithmetic Ops341970 -Node: Concatenation344475 -Ref: Concatenation-Footnote-1347294 -Node: Assignment Ops347401 -Ref: table-assign-ops352380 -Node: Increment Ops353690 -Node: Truth Values and Conditions357121 -Node: Truth Values358204 -Node: Typing and Comparison359253 -Node: Variable Typing360069 -Node: Comparison Operators363736 -Ref: table-relational-ops364146 -Node: POSIX String Comparison367641 -Ref: POSIX String Comparison-Footnote-1368713 -Node: Boolean Ops368852 -Ref: Boolean Ops-Footnote-1373330 -Node: Conditional Exp373421 -Node: Function Calls375159 -Node: Precedence379039 -Node: Locales382699 -Node: Expressions Summary384331 -Node: Patterns and Actions386902 -Node: Pattern Overview388022 -Node: Regexp Patterns389701 -Node: Expression Patterns390244 -Node: Ranges394024 -Node: BEGIN/END397131 -Node: Using BEGIN/END397892 -Ref: Using BEGIN/END-Footnote-1400628 -Node: I/O And BEGIN/END400734 -Node: BEGINFILE/ENDFILE403049 -Node: Empty405946 -Node: Using Shell Variables406263 -Node: Action Overview408536 -Node: Statements410862 -Node: If Statement412710 -Node: While Statement414205 -Node: Do Statement416233 -Node: For Statement417381 -Node: Switch Statement420539 -Node: Break Statement422921 -Node: Continue Statement425014 -Node: Next Statement426841 -Node: Nextfile Statement429222 -Node: Exit Statement431850 -Node: Built-in Variables434261 -Node: User-modified435394 -Ref: User-modified-Footnote-1443028 -Node: Auto-set443090 -Ref: Auto-set-Footnote-1456799 -Ref: Auto-set-Footnote-2457004 -Node: ARGC and ARGV457060 -Node: Pattern Action Summary461278 -Node: Arrays463711 -Node: Array Basics465040 -Node: Array Intro465884 -Ref: figure-array-elements467818 -Ref: Array Intro-Footnote-1470438 -Node: Reference to Elements470566 -Node: Assigning Elements473028 -Node: Array Example473519 -Node: Scanning an Array475278 -Node: Controlling Scanning478298 -Ref: Controlling Scanning-Footnote-1483692 -Node: Numeric Array Subscripts484008 -Node: Uninitialized Subscripts486193 -Node: Delete487810 -Ref: Delete-Footnote-1490559 -Node: Multidimensional490616 -Node: Multiscanning493713 -Node: Arrays of Arrays495302 -Node: Arrays Summary500056 -Node: Functions502147 -Node: Built-in503186 -Node: Calling Built-in504264 -Node: Numeric Functions506259 -Ref: Numeric Functions-Footnote-1511077 -Ref: Numeric Functions-Footnote-2511434 -Ref: Numeric Functions-Footnote-3511482 -Node: String Functions511754 -Ref: String Functions-Footnote-1535255 -Ref: String Functions-Footnote-2535384 -Ref: String Functions-Footnote-3535632 -Node: Gory Details535719 -Ref: table-sub-escapes537500 -Ref: table-sub-proposed539015 -Ref: table-posix-sub540377 -Ref: table-gensub-escapes541914 -Ref: Gory Details-Footnote-1542747 -Node: I/O Functions542898 -Ref: I/O Functions-Footnote-1550134 -Node: Time Functions550281 -Ref: Time Functions-Footnote-1560790 -Ref: Time Functions-Footnote-2560858 -Ref: Time Functions-Footnote-3561016 -Ref: Time Functions-Footnote-4561127 -Ref: Time Functions-Footnote-5561239 -Ref: Time Functions-Footnote-6561466 -Node: Bitwise Functions561732 -Ref: table-bitwise-ops562294 -Ref: Bitwise Functions-Footnote-1566622 -Node: Type Functions566794 -Node: I18N Functions567946 -Node: User-defined569593 -Node: Definition Syntax570398 -Ref: Definition Syntax-Footnote-1576057 -Node: Function Example576128 -Ref: Function Example-Footnote-1579049 -Node: Function Caveats579071 -Node: Calling A Function579589 -Node: Variable Scope580547 -Node: Pass By Value/Reference583540 -Node: Return Statement587037 -Node: Dynamic Typing590016 -Node: Indirect Calls590945 -Ref: Indirect Calls-Footnote-1600810 -Node: Functions Summary600938 -Node: Library Functions603640 -Ref: Library Functions-Footnote-1607248 -Ref: Library Functions-Footnote-2607391 -Node: Library Names607562 -Ref: Library Names-Footnote-1611020 -Ref: Library Names-Footnote-2611243 -Node: General Functions611329 -Node: Strtonum Function612432 -Node: Assert Function615454 -Node: Round Function618778 -Node: Cliff Random Function620319 -Node: Ordinal Functions621335 -Ref: Ordinal Functions-Footnote-1624398 -Ref: Ordinal Functions-Footnote-2624650 -Node: Join Function624861 -Ref: Join Function-Footnote-1626631 -Node: Getlocaltime Function626831 -Node: Readfile Function630575 -Node: Shell Quoting632547 -Node: Data File 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-Node: I18N and L10N815310 -Node: Explaining gettext815996 -Ref: Explaining gettext-Footnote-1821021 -Ref: Explaining gettext-Footnote-2821205 -Node: Programmer i18n821370 -Ref: Programmer i18n-Footnote-1826246 -Node: Translator i18n826295 -Node: String Extraction827089 -Ref: String Extraction-Footnote-1828220 -Node: Printf Ordering828306 -Ref: Printf Ordering-Footnote-1831092 -Node: I18N Portability831156 -Ref: I18N Portability-Footnote-1833612 -Node: I18N Example833675 -Ref: I18N Example-Footnote-1836478 -Node: Gawk I18N836550 -Node: I18N Summary837194 -Node: Debugger838534 -Node: Debugging839556 -Node: Debugging Concepts839997 -Node: Debugging Terms841807 -Node: Awk Debugging844379 -Node: Sample Debugging Session845285 -Node: Debugger Invocation845819 -Node: Finding The Bug847204 -Node: List of Debugger Commands853683 -Node: Breakpoint Control855015 -Node: Debugger Execution Control858692 -Node: Viewing And Changing Data862051 -Node: Execution Stack865427 -Node: Debugger Info867062 -Node: Miscellaneous Debugger Commands871107 -Node: Readline Support876108 -Node: Limitations877002 -Node: Debugging Summary879117 -Node: Arbitrary Precision Arithmetic880291 -Node: Computer Arithmetic881707 -Ref: table-numeric-ranges885306 -Ref: Computer Arithmetic-Footnote-1885830 -Node: Math Definitions885887 -Ref: table-ieee-formats889182 -Ref: Math Definitions-Footnote-1889786 -Node: MPFR features889891 -Node: FP Math Caution891562 -Ref: FP Math Caution-Footnote-1892612 -Node: Inexactness of computations892981 -Node: Inexact representation893940 -Node: Comparing FP Values895298 -Node: Errors accumulate896380 -Node: Getting Accuracy897812 -Node: Try To Round900516 -Node: Setting precision901415 -Ref: table-predefined-precision-strings902099 -Node: Setting the rounding mode903928 -Ref: table-gawk-rounding-modes904292 -Ref: Setting the rounding mode-Footnote-1907744 -Node: Arbitrary Precision Integers907923 -Ref: Arbitrary Precision Integers-Footnote-1912821 -Node: POSIX Floating Point Problems912970 -Ref: POSIX Floating Point Problems-Footnote-1916849 -Node: Floating point summary916887 -Node: Dynamic Extensions919074 -Node: Extension Intro920626 -Node: Plugin License921891 -Node: Extension Mechanism Outline922688 -Ref: figure-load-extension923116 -Ref: figure-register-new-function924596 -Ref: figure-call-new-function925600 -Node: Extension API Description927587 -Node: Extension API Functions Introduction929037 -Node: General Data Types933858 -Ref: General Data Types-Footnote-1939758 -Node: Memory Allocation Functions940057 -Ref: Memory Allocation Functions-Footnote-1942896 -Node: Constructor Functions942995 -Node: Registration Functions944734 -Node: Extension Functions945419 -Node: Exit Callback Functions947716 -Node: Extension Version String948964 -Node: Input Parsers949627 -Node: Output Wrappers959502 -Node: Two-way processors964015 -Node: Printing Messages966278 -Ref: Printing Messages-Footnote-1967354 -Node: Updating `ERRNO'967506 -Node: Requesting 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Exit Status145414 +Node: Include Files146090 +Node: Loading Shared Libraries149679 +Node: Obsolete151106 +Node: Undocumented151798 +Node: Invoking Summary152065 +Node: Regexp153728 +Node: Regexp Usage155182 +Node: Escape Sequences157219 +Node: Regexp Operators163448 +Ref: Regexp Operators-Footnote-1170858 +Ref: Regexp Operators-Footnote-2171005 +Node: Bracket Expressions171103 +Ref: table-char-classes173118 +Node: Leftmost Longest176060 +Node: Computed Regexps177362 +Node: GNU Regexp Operators180791 +Node: Case-sensitivity184463 +Ref: Case-sensitivity-Footnote-1187348 +Ref: Case-sensitivity-Footnote-2187583 +Node: Regexp Summary187691 +Node: Reading Files189158 +Node: Records191251 +Node: awk split records191984 +Node: gawk split records196913 +Ref: gawk split records-Footnote-1201452 +Node: Fields201489 +Ref: Fields-Footnote-1204267 +Node: Nonconstant Fields204353 +Ref: Nonconstant Fields-Footnote-1206591 +Node: Changing Fields206794 +Node: Field Separators212725 +Node: Default Field Splitting215429 +Node: Regexp Field Splitting216546 +Node: Single Character Fields219896 +Node: Command Line Field Separator220955 +Node: Full Line Fields224172 +Ref: Full Line Fields-Footnote-1225693 +Ref: Full Line Fields-Footnote-2225739 +Node: Field Splitting Summary225840 +Node: Constant Size227914 +Node: Splitting By Content232497 +Ref: Splitting By Content-Footnote-1236462 +Node: Multiple Line236625 +Ref: Multiple Line-Footnote-1242506 +Node: Getline242685 +Node: Plain Getline244892 +Node: Getline/Variable247532 +Node: Getline/File248681 +Node: Getline/Variable/File250066 +Ref: Getline/Variable/File-Footnote-1251669 +Node: Getline/Pipe251756 +Node: Getline/Variable/Pipe254434 +Node: Getline/Coprocess255565 +Node: Getline/Variable/Coprocess256829 +Node: Getline Notes257568 +Node: Getline Summary260362 +Ref: table-getline-variants260774 +Node: Read Timeout261603 +Ref: Read Timeout-Footnote-1265440 +Node: Command-line directories265498 +Node: Input Summary266403 +Node: Input Exercises269788 +Node: Printing270516 +Node: Print272351 +Node: Print Examples273808 +Node: Output Separators276587 +Node: OFMT278605 +Node: Printf279960 +Node: Basic Printf280745 +Node: Control Letters282317 +Node: Format Modifiers286302 +Node: Printf Examples292308 +Node: Redirection294794 +Node: Special FD301632 +Ref: Special FD-Footnote-1304798 +Node: Special Files304872 +Node: Other Inherited Files305489 +Node: Special Network306489 +Node: Special Caveats307351 +Node: Close Files And Pipes308300 +Ref: Close Files And Pipes-Footnote-1315485 +Ref: Close Files And Pipes-Footnote-2315633 +Node: Nonfatal315783 +Node: Output Summary318108 +Node: Output Exercises319329 +Node: Expressions320009 +Node: Values321198 +Node: Constants321875 +Node: Scalar Constants322566 +Ref: Scalar Constants-Footnote-1323428 +Node: Nondecimal-numbers323678 +Node: Regexp Constants326688 +Node: Using Constant Regexps327214 +Node: Variables330377 +Node: Using Variables331034 +Node: Assignment Options332945 +Node: Conversion334820 +Node: Strings And Numbers335344 +Ref: Strings And Numbers-Footnote-1338409 +Node: Locale influences conversions338518 +Ref: table-locale-affects341264 +Node: All Operators341856 +Node: Arithmetic Ops342485 +Node: Concatenation344990 +Ref: Concatenation-Footnote-1347809 +Node: Assignment Ops347916 +Ref: table-assign-ops352895 +Node: Increment Ops354205 +Node: Truth Values and Conditions357636 +Node: Truth Values358719 +Node: Typing and Comparison359768 +Node: Variable Typing360584 +Node: Comparison Operators364251 +Ref: table-relational-ops364661 +Node: POSIX String Comparison368156 +Ref: POSIX String Comparison-Footnote-1369228 +Node: Boolean Ops369367 +Ref: Boolean Ops-Footnote-1373845 +Node: Conditional Exp373936 +Node: Function Calls375674 +Node: Precedence379554 +Node: Locales383214 +Node: Expressions Summary384846 +Node: Patterns and Actions387417 +Node: Pattern Overview388537 +Node: Regexp Patterns390216 +Node: Expression Patterns390759 +Node: Ranges394539 +Node: BEGIN/END397646 +Node: Using BEGIN/END398407 +Ref: Using BEGIN/END-Footnote-1401143 +Node: I/O And BEGIN/END401249 +Node: BEGINFILE/ENDFILE403564 +Node: Empty406461 +Node: Using Shell Variables406778 +Node: Action Overview409051 +Node: Statements411377 +Node: If Statement413225 +Node: While Statement414720 +Node: Do Statement416748 +Node: For Statement417896 +Node: Switch Statement421054 +Node: Break Statement423436 +Node: Continue Statement425529 +Node: Next Statement427356 +Node: Nextfile Statement429737 +Node: Exit Statement432365 +Node: Built-in Variables434776 +Node: User-modified435909 +Ref: User-modified-Footnote-1443543 +Node: Auto-set443605 +Ref: Auto-set-Footnote-1457314 +Ref: Auto-set-Footnote-2457519 +Node: ARGC and ARGV457575 +Node: Pattern Action Summary461793 +Node: Arrays464226 +Node: Array Basics465555 +Node: Array Intro466399 +Ref: figure-array-elements468333 +Ref: Array Intro-Footnote-1470953 +Node: Reference to Elements471081 +Node: Assigning 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PC Binary Installation1118667 +Node: PC Compiling1120515 +Ref: PC Compiling-Footnote-11123536 +Node: PC Testing1123645 +Node: PC Using1124821 +Node: Cygwin1128936 +Node: MSYS1129706 +Node: VMS Installation1130207 +Node: VMS Compilation1130999 +Ref: VMS Compilation-Footnote-11132228 +Node: VMS Dynamic Extensions1132286 +Node: VMS Installation Details1133970 +Node: VMS Running1136221 +Node: VMS GNV1139061 +Node: VMS Old Gawk1139796 +Node: Bugs1140266 +Node: Other Versions1144155 +Node: Installation summary1150589 +Node: Notes1151648 +Node: Compatibility Mode1152513 +Node: Additions1153295 +Node: Accessing The Source1154220 +Node: Adding Code1155655 +Node: New Ports1161812 +Node: Derived Files1166294 +Ref: Derived Files-Footnote-11171769 +Ref: Derived Files-Footnote-21171803 +Ref: Derived Files-Footnote-31172399 +Node: Future Extensions1172513 +Node: Implementation Limitations1173119 +Node: Extension Design1174367 +Node: Old Extension Problems1175521 +Ref: Old Extension Problems-Footnote-11177038 +Node: Extension New Mechanism Goals1177095 +Ref: Extension New Mechanism Goals-Footnote-11180455 +Node: Extension Other Design Decisions1180644 +Node: Extension Future Growth1182752 +Node: Old Extension Mechanism1183588 +Node: Notes summary1185350 +Node: Basic Concepts1186536 +Node: Basic High Level1187217 +Ref: figure-general-flow1187489 +Ref: figure-process-flow1188088 +Ref: Basic High Level-Footnote-11191317 +Node: Basic Data Typing1191502 +Node: Glossary1194830 +Node: Copying1226759 +Node: GNU Free Documentation License1264315 +Node: Index1289451 End Tag Table |