This is flex.info, produced by makeinfo version 4.5 from flex.texi.
INFO-DIR-SECTION Programming
START-INFO-DIR-ENTRY
* flex: (flex). Fast lexical analyzer generator (lex replacement).
END-INFO-DIR-ENTRY
The flex manual is placed under the same licensing conditions as the
rest of flex:
Copyright (C) 1990, 1997 The Regents of the University of California.
All rights reserved.
This code is derived from software contributed to Berkeley by Vern
Paxson.
The United States Government has rights in this work pursuant to
contract no. DE-AC03-76SF00098 between the United States Department of
Energy and the University of California.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the
distribution.
Neither the name of the University nor the names of its contributors
may be used to endorse or promote products derived from this software
without specific prior written permission.
THIS SOFTWARE IS PROVIDED "AS IS" AND WITHOUT ANY EXPRESS OR IMPLIED
WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
Indirect:
flex.info-1: 1542
flex.info-2: 44385
flex.info-3: 94974
flex.info-4: 144097
flex.info-5: 193935
flex.info-6: 243586
flex.info-7: 281964
Tag Table:
(Indirect)
Node: Top1542
Node: Copyright7508
Node: Reporting Bugs8942
Node: Introduction9238
Node: Simple Examples10065
Node: Format13454
Node: Definitions Section13867
Ref: Definitions Section-Footnote-116125
Node: Rules Section16193
Node: User Code Section17346
Node: Comments in the Input17779
Node: Patterns19148
Ref: case and character ranges24406
Node: Matching27081
Node: Actions30366
Node: Generated Scanner39368
Node: Start Conditions44385
Node: Multiple Input Buffers55097
Ref: Scanning Strings61715
Node: EOF63331
Node: Misc Macros64926
Node: User Values67778
Node: Yacc70106
Node: Scanner Options71009
Node: Options for Specifing Filenames73769
Ref: option-header73982
Ref: option-outfile74694
Ref: option-stdout75019
Node: Options Affecting Scanner Behavior76001
Ref: option-case-insensitive76231
Ref: option-lex-compat76664
Ref: option-batch77196
Ref: option-interactive77720
Ref: option-7bit79074
Ref: option-8bit80378
Ref: option-default80790
Ref: option-always-interactive80854
Ref: option-posix81458
Ref: option-stack82605
Ref: option-stdinit82713
Ref: option-yylineno83191
Ref: option-yywrap83634
Node: Code-Level And API Options83902
Ref: option-ansi-definitions84119
Ref: option-ansi-prototypes84371
Ref: option-bison-bridge84618
Ref: option-bison-locations84957
Ref: option-noline85217
Ref: option-reentrant85731
Ref: option-c++86342
Ref: option-array86468
Ref: option-pointer86566
Ref: option-prefix86694
Ref: option-main88223
Ref: option-nounistd88407
Ref: option-yyclass88915
Node: Options for Scanner Speed and Size89395
Ref: option-align89934
Ref: option-ecs90435
Ref: option-meta-ecs91471
Ref: option-read91958
Ref: option-full93841
Ref: option-fast94036
Node: Debugging Options94974
Ref: option-backup95151
Ref: option-debug95696
Ref: option-perf-report96419
Ref: option-nodefault97045
Ref: option-trace97363
Ref: option-nowarn97654
Ref: option-verbose97722
Ref: option-warn98151
Node: Miscellaneous Options98370
Node: Performance98844
Node: Cxx109181
Node: Reentrant116780
Node: Reentrant Uses117454
Node: Reentrant Overview119055
Node: Reentrant Example119847
Node: Reentrant Detail120604
Node: Specify Reentrant121030
Node: Extra Reentrant Argument121666
Node: Global Replacement122907
Node: Init and Destroy Functions124125
Node: Accessor Methods126278
Node: Extra Data127611
Node: About yyscan_t129782
Node: Reentrant Functions130167
Ref: bison-functions131649
Node: Lex and Posix132390
Node: Memory Management139771
Ref: memory-management139911
Node: The Default Memory Management140142
Ref: The Default Memory Management-Footnote-1143944
Node: Overriding The Default Memory Management144097
Ref: Overriding The Default Memory Management-Footnote-1146535
Node: A Note About yytext And Memory146699
Node: Serialized Tables147925
Ref: serialization148063
Node: Creating Serialized Tables148831
Node: Loading and Unloading Serialized Tables150434
Node: Tables File Format152193
Node: Diagnostics159202
Node: Limitations162610
Node: Bibliography164555
Node: FAQ165225
Node: When was flex born?169457
Node: How do I expand \ escape sequences in C-style quoted strings?169829
Node: Why do flex scanners call fileno if it is not ANSI compatible?171112
Node: Does flex support recursive pattern definitions?171902
Node: How do I skip huge chunks of input (tens of megabytes) while using flex?172752
Node: Flex is not matching my patterns in the same order that I defined them.173222
Node: My actions are executing out of order or sometimes not at all.174971
Node: How can I have multiple input sources feed into the same scanner at the same time?175759
Node: Can I build nested parsers that work with the same input file?177750
Node: How can I match text only at the end of a file?178759
Node: How can I make REJECT cascade across start condition boundaries?179567
Node: Why cant I use fast or full tables with interactive mode?180586
Node: How much faster is -F or -f than -C?181848
Node: If I have a simple grammar cant I just parse it with flex?182163
Node: Why doesnt yyrestart() set the start state back to INITIAL?182646
Node: How can I match C-style comments?183275
Node: The period isnt working the way I expected.184090
Node: Can I get the flex manual in another format?185339
Node: Does there exist a "faster" NDFA->DFA algorithm?185830
Node: How does flex compile the DFA so quickly?186342
Node: How can I use more than 8192 rules?187312
Node: How do I abandon a file in the middle of a scan and switch to a new file?188726
Node: How do I execute code only during initialization (only before the first scan)?189282
Node: How do I execute code at termination?190044
Node: Where else can I find help?190373
Node: Can I include comments in the "rules" section of the file?190749
Node: I get an error about undefined yywrap().191131
Node: How can I change the matching pattern at run time?191611
Node: How can I expand macros in the input?191976
Node: How can I build a two-pass scanner?193017
Node: How do I match any string not matched in the preceding rules?193935
Node: I am trying to port code from AT&T lex that uses yysptr and yysbuf.194848
Node: Is there a way to make flex treat NULL like a regular character?195646
Node: Whenever flex can not match the input it says "flex scanner jammed".196170
Node: Why doesnt flex have non-greedy operators like perl does?196821
Node: Memory leak - 16386 bytes allocated by malloc.198176
Ref: faq-memory-leak198473
Node: How do I track the byte offset for lseek()?199444
Node: How do I use my own I/O classes in a C++ scanner?200955
Node: How do I skip as many chars as possible?201801
Node: deleteme00202881
Node: Are certain equivalent patterns faster than others?203327
Node: Is backing up a big deal?206816
Node: Can I fake multi-byte character support?208788
Node: deleteme01210265
Node: Can you discuss some flex internals?211390
Node: unput() messes up yy_at_bol213680
Node: The | operator is not doing what I want214818
Node: Why can't flex understand this variable trailing context pattern?216410
Node: The ^ operator isn't working217675
Node: Trailing context is getting confused with trailing optional patterns218946
Node: Is flex GNU or not?220215
Node: ERASEME53221929
Node: I need to scan if-then-else blocks and while loops222725
Node: ERASEME55223945
Node: ERASEME56225059
Node: ERASEME57226453
Node: Is there a repository for flex scanners?227487
Node: How can I conditionally compile or preprocess my flex input file?227805
Node: Where can I find grammars for lex and yacc?228281
Node: I get an end-of-buffer message for each character scanned.228631
Node: unnamed-faq-62229229
Node: unnamed-faq-63230278
Node: unnamed-faq-64231591
Node: unnamed-faq-65232593
Node: unnamed-faq-66233395
Node: unnamed-faq-67234526
Node: unnamed-faq-68235529
Node: unnamed-faq-69236687
Node: unnamed-faq-70237421
Node: unnamed-faq-71238198
Node: unnamed-faq-72239428
Node: unnamed-faq-73240497
Node: unnamed-faq-74241442
Node: unnamed-faq-75242413
Node: unnamed-faq-76243586
Node: unnamed-faq-77244308
Node: unnamed-faq-78245217
Node: unnamed-faq-79246231
Node: unnamed-faq-80247967
Node: unnamed-faq-81249311
Node: unnamed-faq-82252152
Node: unnamed-faq-83253135
Node: unnamed-faq-84254941
Node: unnamed-faq-85256060
Node: unnamed-faq-86257108
Node: unnamed-faq-87258082
Node: unnamed-faq-88258744
Node: unnamed-faq-90259601
Node: unnamed-faq-91260900
Node: unnamed-faq-92263384
Node: unnamed-faq-93263899
Node: unnamed-faq-94264842
Node: unnamed-faq-95266285
Node: unnamed-faq-96267819
Node: unnamed-faq-97268604
Node: unnamed-faq-98269287
Node: unnamed-faq-99269978
Node: unnamed-faq-100270938
Node: unnamed-faq-101271664
Node: What is the difference between YYLEX_PARAM and YY_DECL?272498
Node: Why do I get "conflicting types for yylex" error?273023
Node: How do I access the values set in a Flex action from within a Bison action?273556
Node: Appendices273990
Node: Makefiles and Flex274157
Ref: Makefiles and Flex-Footnote-1277374
Ref: Makefiles and Flex-Footnote-2277491
Node: Bison Bridge277542
Ref: Bison Bridge-Footnote-1280216
Node: M4 Dependency280408
Ref: M4 Dependency-Footnote-1281591
Node: Indices281726
Node: Concept Index281964
Node: Index of Functions and Macros298838
Node: Index of Variables302057
Node: Index of Data Types303284
Node: Index of Hooks303888
Node: Index of Scanner Options304390
End Tag Table