|
|
[ |
| [] in patterns | Patterns |
|
% |
| %{ and %}, in Definitions Section | Definitions Section |
| %{ and %}, in Rules Section | Actions |
| %array, advantages of | Matching |
| %array, use of | Matching |
| %array, with C++ | Matching |
| %option noyywrapp | Generated Scanner |
| %pointer, and unput() | Actions |
| %pointer, use of | Matching |
| %top | Definitions Section |
|
^ |
| ^ as non-special character in patterns | Patterns |
|
< |
| <<EOF>>, use of | EOF |
|
| |
| |, in actions | Actions |
| |, use of | Actions |
|
$ |
| $ as normal character in patterns | Patterns |
|
A |
| accessor functions, use of | Accessor Methods |
| actions | Actions |
| actions, embedded C strings | Actions |
| actions, redefining YY_BREAK | Misc Macros |
| actions, use of { and } | Actions |
| aliases, how to define | Definitions Section |
| arguments, command-line | Scanner Options |
| array, default size for yytext | User Values |
|
B |
| backing up, eliminating | Performance |
| backing up, eliminating by adding error rules | Performance |
| backing up, eliminating with catch-all rule | Performance |
| backing up, example of eliminating | Performance |
| BEGIN | Actions |
| BEGIN, explanation | Start Conditions |
| beginning of line, in patterns | Patterns |
| bison, bridging with flex | Bison Bridge |
| bison, parser | Bison Bridge |
| bison, scanner to be called from bison | Bison Bridge |
| BOL, checking the BOL flag | Misc Macros |
| BOL, in patterns | Patterns |
| BOL, setting it | Misc Macros |
| braces in patterns | Patterns |
| bugs, reporting | Reporting Bugs |
|
C |
| C code in flex input | Definitions Section |
| C-strings, in actions | Actions |
| C++ | Cxx |
| C++ and %array | User Values |
| C++ I/O, customizing | How do I use my own I/O classes in a C++ scanner? |
| C++ scanners, including multiple scanners | Cxx |
| C++ scanners, use of | Cxx |
| c++, experimental form of scanner class | Cxx |
| C++, multiple different scanners | Cxx |
| case-insensitive, effect on character classes | Patterns |
| character classes in patterns | Patterns |
| character classes in patterns, syntax of | Patterns |
| character classes, equivalence of | Patterns |
| clearing an input buffer | Multiple Input Buffers |
| command-line options | Scanner Options |
| comments in flex input | Definitions Section |
| comments in the input | Comments in the Input |
| comments, discarding | Actions |
| comments, example of scanning C comments | Start Conditions |
| comments, in actions | Actions |
| comments, in rules section | Comments in the Input |
| comments, syntax of | Comments in the Input |
| comments, valid uses of | Comments in the Input |
| compressing whitespace | Actions |
| concatenation, in patterns | Patterns |
| copyright of flex | Copyright |
| counting characters and lines | Simple Examples |
| customizing I/O in C++ scanners | How do I use my own I/O classes in a C++ scanner? |
|
D |
| default rule | Simple Examples |
| default rule | Matching |
| defining pattern aliases | Definitions Section |
| Definitions, in flex input | Definitions Section |
| deleting lines from input | Actions |
| discarding C comments | Actions |
| distributing flex | Copyright |
|
E |
| ECHO | Actions |
| ECHO, and yyout | Generated Scanner |
| embedding C code in flex input | Definitions Section |
| end of file, in patterns | Patterns |
| end of line, in negated character classes | Patterns |
| end of line, in patterns | Patterns |
| end-of-file, and yyrestart() | Generated Scanner |
| EOF and yyrestart() | Generated Scanner |
| EOF in patterns, syntax of | Patterns |
| EOF, example using multiple input buffers | Multiple Input Buffers |
| EOF, explanation | EOF |
| EOF, pushing back | Actions |
| EOL, in negated character classes | Patterns |
| EOL, in patterns | Patterns |
| error messages, end of buffer missed | Lex and Posix |
| error reporting, diagnostic messages | Diagnostics |
| error reporting, in C++ | Cxx |
| error rules, to eliminate backing up | Performance |
| escape sequences in patterns, syntax of | Patterns |
| exiting with yyterminate() | Actions |
| experimental form of c++ scanner class | Cxx |
| extended scope of start conditions | Start Conditions |
|
F |
| file format | Format |
| file format, serialized tables | Tables File Format |
| flushing an input buffer | Multiple Input Buffers |
| flushing the internal buffer | Actions |
| format of flex input | Format |
| format of input file | Format |
| freeing tables | Loading and Unloading Serialized Tables |
|
G |
| getting current start state with YY_START | Start Conditions |
|
H |
| halting with yyterminate() | Actions |
| handling include files with multiple input buffers | Multiple Input Buffers |
| handling include files with multiple input buffers | Multiple Input Buffers |
| header files, with C++ | Cxx |
|
I |
| include files, with C++ | Cxx |
| input file, Definitions section | Definitions Section |
| input file, Rules Section | Rules Section |
| input file, user code Section | User Code Section |
| input, format of | Format |
| input, matching | Matching |
| input() | Actions |
| input(), and C++ | Actions |
|
K |
| keywords, for performance | Performance |
|
L |
| lex (traditional) and POSIX | Lex and Posix |
| LexerInput, overriding | How do I use my own I/O classes in a C++ scanner? |
| LexerOutput, overriding | How do I use my own I/O classes in a C++ scanner? |
| limitations of flex | Limitations |
| literal text in patterns, syntax of | Patterns |
| loading tables at runtime | Loading and Unloading Serialized Tables |
|
M |
| m4 | M4 Dependency |
| Makefile, example of implicit rules | Makefiles and Flex |
| Makefile, explicit example | Makefiles and Flex |
| Makefile, syntax | Makefiles and Flex |
| matching C-style double-quoted strings | Start Conditions |
| matching, and trailing context | Matching |
| matching, length of | Matching |
| matching, multiple matches | Matching |
| member functions, C++ | Cxx |
| memory management | Memory Management |
| memory, allocating input buffers | Multiple Input Buffers |
| memory, considerations for reentrant scanners | Init and Destroy Functions |
| memory, deleting input buffers | Multiple Input Buffers |
| memory, for start condition stacks | Start Conditions |
| memory, serialized tables | Serialized Tables |
| memory, serialized tables | Loading and Unloading Serialized Tables |
| methods, c++ | Cxx |
| minimal scanner | Matching |
| multiple input streams | Multiple Input Buffers |
|
N |
| name definitions, not POSIX | Lex and Posix |
| negating ranges in patterns | Patterns |
| newline, matching in patterns | Patterns |
| non-POSIX features of flex | Lex and Posix |
| noyywrap, %option | Generated Scanner |
| NULL character in patterns, syntax of | Patterns |
|
O |
| octal characters in patterns | Patterns |
| options, command-line | Scanner Options |
| overriding LexerInput | How do I use my own I/O classes in a C++ scanner? |
| overriding LexerOutput | How do I use my own I/O classes in a C++ scanner? |
| overriding the memory routines | Overriding The Default Memory Management |
|
P |
| Pascal-like language | Simple Examples |
| pattern aliases, defining | Definitions Section |
| pattern aliases, expansion of | Patterns |
| pattern aliases, how to define | Definitions Section |
| pattern aliases, use of | Definitions Section |
| patterns and actions on different lines | Lex and Posix |
| patterns, character class equivalence | Patterns |
| patterns, common | Common Patterns |
| patterns, end of line | Patterns |
| patterns, grouping and precedence | Patterns |
| patterns, in rules section | Patterns |
| patterns, invalid trailing context | Patterns |
| patterns, matching | Matching |
| patterns, precedence of operators | Patterns |
| patterns, repetitions with grouping | Patterns |
| patterns, special characters treated as non-special | Patterns |
| patterns, syntax | Patterns |
| patterns, syntax | Patterns |
| patterns, tuning for performance | Performance |
| patterns, valid character classes | Patterns |
| performance optimization, matching longer tokens | Performance |
| performance optimization, recognizing keywords | Performance |
| performance, backing up | Performance |
| performance, considerations | Performance |
| performance, using keywords | Performance |
| popping an input buffer | Multiple Input Buffers |
| POSIX and lex | Lex and Posix |
| POSIX comp;compliance | Lex and Posix |
| POSIX, character classes in patterns, syntax of | Patterns |
| preprocessor macros, for use in actions | Actions |
| pushing an input buffer | Multiple Input Buffers |
| pushing back characters with unput | Actions |
| pushing back characters with unput() | Actions |
| pushing back characters with yyless | Actions |
| pushing back EOF | Actions |
|
R |
| ranges in patterns | Patterns |
| ranges in patterns, negating | Patterns |
| recognizing C comments | Start Conditions |
| reentrant scanners, multiple interleaved scanners | Reentrant Uses |
| reentrant scanners, recursive invocation | Reentrant Uses |
| reentrant, accessing flex variables | Global Replacement |
| reentrant, accessor functions | Accessor Methods |
| reentrant, API explanation | Reentrant Overview |
| reentrant, calling functions | Extra Reentrant Argument |
| reentrant, example of | Reentrant Example |
| reentrant, explanation | Reentrant |
| reentrant, extra data | Extra Data |
| reentrant, initialization | Init and Destroy Functions |
| regular expressions, in patterns | Patterns |
| REJECT | Actions |
| REJECT, calling multiple times | Actions |
| REJECT, performance costs | Performance |
| reporting bugs | Reporting Bugs |
| restarting the scanner | Lex and Posix |
| RETURN, within actions | Generated Scanner |
| rules, default | Simple Examples |
| rules, in flex input | Rules Section |
|
S |
| scanner, definition of | Introduction |
| sections of flex input | Format |
| serialization | Serialized Tables |
| serialization of tables | Creating Serialized Tables |
| serialized tables, multiple scanners | Creating Serialized Tables |
| stack, input buffer pop | Multiple Input Buffers |
| stack, input buffer push | Multiple Input Buffers |
| stacks, routines for manipulating | Start Conditions |
| start condition, applying to multiple patterns | Start Conditions |
| start conditions | Start Conditions |
| start conditions, behavior of default rule | Start Conditions |
| start conditions, exclusive | Start Conditions |
| start conditions, for different interpretations of same input | Start Conditions |
| start conditions, in patterns | Patterns |
| start conditions, inclusive | Start Conditions |
| start conditions, inclusive v.s. exclusive | Start Conditions |
| start conditions, integer values | Start Conditions |
| start conditions, multiple | Start Conditions |
| start conditions, special wildcard condition | Start Conditions |
| start conditions, use of a stack | Start Conditions |
| start conditions, use of wildcard condition (<*>) | Start Conditions |
| start conditions, using BEGIN | Start Conditions |
| stdin, default for yyin | Generated Scanner |
| stdout, as default for yyout | Generated Scanner |
| strings, scanning strings instead of files | Multiple Input Buffers |
|
T |
| tables, creating serialized | Creating Serialized Tables |
| tables, file format | Tables File Format |
| tables, freeing | Loading and Unloading Serialized Tables |
| tables, loading and unloading | Loading and Unloading Serialized Tables |
| terminating with yyterminate() | Actions |
| token | Matching |
| trailing context, in patterns | Patterns |
| trailing context, limits of | Patterns |
| trailing context, matching | Matching |
| trailing context, performance costs | Performance |
| trailing context, variable length | Performance |
|
U |
| unput() | Actions |
| unput(), and %pointer | Actions |
| unput(), pushing back characters | Actions |
| user code, in flex input | User Code Section |
| username expansion | Simple Examples |
| using integer values of start condition names | Start Conditions |
|
V |
| verbatim text in patterns, syntax of | Patterns |
|
W |
| warning, dangerous trailing context | Limitations |
| warning, rule cannot be matched | Diagnostics |
| warnings, diagnostic messages | Diagnostics |
| whitespace, compressing | Actions |
|
Y |
| yacc interface | Yacc |
| yacc, interface | Yacc |
| YY_CURRENT_BUFFER, and multiple buffers Finally, the macro | Multiple Input Buffers |
| YY_EXTRA_TYPE, defining your own type | Extra Data |
| YY_FLUSH_BUFFER | Actions |
| YY_INPUT | Generated Scanner |
| YY_INPUT, overriding | Generated Scanner |
| YY_START, example | Start Conditions |
| YY_USER_ACTION to track each time a rule is matched | Misc Macros |
| yyalloc, overriding | Overriding The Default Memory Management |
| yyfree, overriding | Overriding The Default Memory Management |
| yyin | Generated Scanner |
| yyinput() | Actions |
| yyleng | Matching |
| yyleng, modification of | Actions |
| yyless() | Actions |
| yyless(), pushing back characters | Actions |
| yylex, overriding the prototype of | Generated Scanner |
| yylex(), in generated scanner | Generated Scanner |
| yylex(), overriding | Generated Scanner |
| yylineno, in a reentrant scanner | Reentrant Functions |
| yylineno, performance costs | Performance |
| yymore, and yyleng | Actions |
| yymore, performance penalty of | Actions |
| yymore() | Actions |
| yymore() to append token to previous token | Actions |
| yymore(), mega-kludge | Actions |
| yyout | Generated Scanner |
| yyrealloc, overriding | Overriding The Default Memory Management |
| yyrestart() | Generated Scanner |
| yyterminate() | Actions |
| yytext | Matching |
| yytext, default array size | User Values |
| yytext, memory considerations | A Note About yytext And Memory |
| yytext, modification of | Actions |
| yytext, two types of | Matching |
| yywrap, default for | Generated Scanner |
| yywrap() | Generated Scanner |
|