From fe856aa957978504137c1d425815d4ed8a22be40 Mon Sep 17 00:00:00 2001 From: Ton Voon Date: Wed, 24 Jan 2007 22:47:25 +0000 Subject: Sync with gnulib - lots of extraneous code removed in preference to GNU code git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@1580 f882894a-f735-0410-b71e-b25c423dba1c --- lib/regex.h | 769 ------------------------------------------------------------ 1 file changed, 769 deletions(-) delete mode 100644 lib/regex.h (limited to 'lib/regex.h') diff --git a/lib/regex.h b/lib/regex.h deleted file mode 100644 index c06a062c..00000000 --- a/lib/regex.h +++ /dev/null @@ -1,769 +0,0 @@ -/* Definitions for data structures and routines for the regular - expression library. - Copyright (C) 1985,1989-93,1995-98,2000,2001,2002,2003,2005 - Free Software Foundation, Inc. - This file is part of the GNU C Library. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2, or (at your option) - any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License along - with this program; if not, write to the Free Software Foundation, - Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ - -#ifndef _REGEX_H -#define _REGEX_H 1 - -#include - -/* Allow the use in C++ code. */ -#ifdef __cplusplus -extern "C" { -#endif - -/* Define _REGEX_SOURCE to get definitions that are incompatible with - POSIX. */ -#if (!defined _REGEX_SOURCE \ - && (defined _GNU_SOURCE \ - || (!defined _POSIX_C_SOURCE && !defined _POSIX_SOURCE \ - && !defined _XOPEN_SOURCE))) -# define _REGEX_SOURCE 1 -#endif - -#if defined _REGEX_SOURCE && defined VMS -/* VMS doesn't have `size_t' in , even though POSIX says it - should be there. */ -# include -#endif - -#ifdef _REGEX_LARGE_OFFSETS - -/* Use types and values that are wide enough to represent signed and - unsigned byte offsets in memory. This currently works only when - the regex code is used outside of the GNU C library; it is not yet - supported within glibc itself, and glibc users should not define - _REGEX_LARGE_OFFSETS. */ - -/* The type of the offset of a byte within a string. - For historical reasons POSIX 1003.1-2004 requires that regoff_t be - at least as wide as off_t. This is a bit odd (and many common - POSIX platforms set it to the more-sensible ssize_t) but we might - as well conform. We don't know of any hosts where ssize_t is wider - than off_t, so off_t is safe. */ -typedef off_t regoff_t; - -/* The type of nonnegative object indexes. Traditionally, GNU regex - uses 'int' for these. Code that uses __re_idx_t should work - regardless of whether the type is signed. */ -typedef size_t __re_idx_t; - -/* The type of object sizes. */ -typedef size_t __re_size_t; - -/* The type of object sizes, in places where the traditional code - uses unsigned long int. */ -typedef size_t __re_long_size_t; - -#else - -/* Use types that are binary-compatible with the traditional GNU regex - implementation, which mishandles strings longer than INT_MAX. */ - -typedef int regoff_t; -typedef int __re_idx_t; -typedef unsigned int __re_size_t; -typedef unsigned long int __re_long_size_t; - -#endif - -/* The following two types have to be signed and unsigned integer type - wide enough to hold a value of a pointer. For most ANSI compilers - ptrdiff_t and size_t should be likely OK. Still size of these two - types is 2 for Microsoft C. Ugh... */ -typedef long int s_reg_t; -typedef unsigned long int active_reg_t; - -/* The following bits are used to determine the regexp syntax we - recognize. The set/not-set meanings are chosen so that Emacs syntax - remains the value 0. The bits are given in alphabetical order, and - the definitions shifted by one from the previous bit; thus, when we - add or remove a bit, only one other definition need change. */ -typedef unsigned long int reg_syntax_t; - -/* If this bit is not set, then \ inside a bracket expression is literal. - If set, then such a \ quotes the following character. */ -#define REG_BACKSLASH_ESCAPE_IN_LISTS 1ul - -/* If this bit is not set, then + and ? are operators, and \+ and \? are - literals. - If set, then \+ and \? are operators and + and ? are literals. */ -#define REG_BK_PLUS_QM (1ul << 1) - -/* If this bit is set, then character classes are supported. They are: - [:alpha:], [:upper:], [:lower:], [:digit:], [:alnum:], [:xdigit:], - [:space:], [:print:], [:punct:], [:graph:], and [:cntrl:]. - If not set, then character classes are not supported. */ -#define REG_CHAR_CLASSES (1ul << 2) - -/* If this bit is set, then ^ and $ are always anchors (outside bracket - expressions, of course). - If this bit is not set, then it depends: - ^ is an anchor if it is at the beginning of a regular - expression or after an open-group or an alternation operator; - $ is an anchor if it is at the end of a regular expression, or - before a close-group or an alternation operator. - - This bit could be (re)combined with REG_CONTEXT_INDEP_OPS, because - POSIX draft 11.2 says that * etc. in leading positions is undefined. - We already implemented a previous draft which made those constructs - invalid, though, so we haven't changed the code back. */ -#define REG_CONTEXT_INDEP_ANCHORS (1ul << 3) - -/* If this bit is set, then special characters are always special - regardless of where they are in the pattern. - If this bit is not set, then special characters are special only in - some contexts; otherwise they are ordinary. Specifically, - * + ? and intervals are only special when not after the beginning, - open-group, or alternation operator. */ -#define REG_CONTEXT_INDEP_OPS (1ul << 4) - -/* If this bit is set, then *, +, ?, and { cannot be first in an re or - immediately after an alternation or begin-group operator. */ -#define REG_CONTEXT_INVALID_OPS (1ul << 5) - -/* If this bit is set, then . matches newline. - If not set, then it doesn't. */ -#define REG_DOT_NEWLINE (1ul << 6) - -/* If this bit is set, then . doesn't match NUL. - If not set, then it does. */ -#define REG_DOT_NOT_NULL (1ul << 7) - -/* If this bit is set, nonmatching lists [^...] do not match newline. - If not set, they do. */ -#define REG_HAT_LISTS_NOT_NEWLINE (1ul << 8) - -/* If this bit is set, either \{...\} or {...} defines an - interval, depending on REG_NO_BK_BRACES. - If not set, \{, \}, {, and } are literals. */ -#define REG_INTERVALS (1ul << 9) - -/* If this bit is set, +, ? and | aren't recognized as operators. - If not set, they are. */ -#define REG_LIMITED_OPS (1ul << 10) - -/* If this bit is set, newline is an alternation operator. - If not set, newline is literal. */ -#define REG_NEWLINE_ALT (1ul << 11) - -/* If this bit is set, then `{...}' defines an interval, and \{ and \} - are literals. - If not set, then `\{...\}' defines an interval. */ -#define REG_NO_BK_BRACES (1ul << 12) - -/* If this bit is set, (...) defines a group, and \( and \) are literals. - If not set, \(...\) defines a group, and ( and ) are literals. */ -#define REG_NO_BK_PARENS (1ul << 13) - -/* If this bit is set, then \ matches . - If not set, then \ is a back-reference. */ -#define REG_NO_BK_REFS (1ul << 14) - -/* If this bit is set, then | is an alternation operator, and \| is literal. - If not set, then \| is an alternation operator, and | is literal. */ -#define REG_NO_BK_VBAR (1ul << 15) - -/* If this bit is set, then an ending range point collating higher - than the starting range point, as in [z-a], is invalid. - If not set, the containing range is empty and does not match any string. */ -#define REG_NO_EMPTY_RANGES (1ul << 16) - -/* If this bit is set, then an unmatched ) is ordinary. - If not set, then an unmatched ) is invalid. */ -#define REG_UNMATCHED_RIGHT_PAREN_ORD (1ul << 17) - -/* If this bit is set, succeed as soon as we match the whole pattern, - without further backtracking. */ -#define REG_NO_POSIX_BACKTRACKING (1ul << 18) - -/* If this bit is set, do not process the GNU regex operators. - If not set, then the GNU regex operators are recognized. */ -#define REG_NO_GNU_OPS (1ul << 19) - -/* If this bit is set, turn on internal regex debugging. - If not set, and debugging was on, turn it off. - This only works if regex.c is compiled -DDEBUG. - We define this bit always, so that all that's needed to turn on - debugging is to recompile regex.c; the calling code can always have - this bit set, and it won't affect anything in the normal case. */ -#define REG_DEBUG (1ul << 20) - -/* If this bit is set, a syntactically invalid interval is treated as - a string of ordinary characters. For example, the ERE 'a{1' is - treated as 'a\{1'. */ -#define REG_INVALID_INTERVAL_ORD (1ul << 21) - -/* If this bit is set, then ignore case when matching. - If not set, then case is significant. */ -#define REG_IGNORE_CASE (1ul << 22) - -/* This bit is used internally like REG_CONTEXT_INDEP_ANCHORS but only - for ^, because it is difficult to scan the regex backwards to find - whether ^ should be special. */ -#define REG_CARET_ANCHORS_HERE (1ul << 23) - -/* If this bit is set, then \{ cannot be first in an bre or - immediately after an alternation or begin-group operator. */ -#define REG_CONTEXT_INVALID_DUP (1ul << 24) - -/* If this bit is set, then no_sub will be set to 1 during - re_compile_pattern. */ -#define REG_NO_SUB (1ul << 25) - -/* This global variable defines the particular regexp syntax to use (for - some interfaces). When a regexp is compiled, the syntax used is - stored in the pattern buffer, so changing this does not affect - already-compiled regexps. */ -extern reg_syntax_t re_syntax_options; - -/* Define combinations of the above bits for the standard possibilities. - (The [[[ comments delimit what gets put into the Texinfo file, so - don't delete them!) */ -/* [[[begin syntaxes]]] */ -#define REG_SYNTAX_EMACS 0 - -#define REG_SYNTAX_AWK \ - (REG_BACKSLASH_ESCAPE_IN_LISTS | REG_DOT_NOT_NULL \ - | REG_NO_BK_PARENS | REG_NO_BK_REFS \ - | REG_NO_BK_VBAR | REG_NO_EMPTY_RANGES \ - | REG_DOT_NEWLINE | REG_CONTEXT_INDEP_ANCHORS \ - | REG_UNMATCHED_RIGHT_PAREN_ORD | REG_NO_GNU_OPS) - -#define REG_SYNTAX_GNU_AWK \ - ((REG_SYNTAX_POSIX_EXTENDED | REG_BACKSLASH_ESCAPE_IN_LISTS \ - | REG_DEBUG) \ - & ~(REG_DOT_NOT_NULL | REG_INTERVALS | REG_CONTEXT_INDEP_OPS \ - | REG_CONTEXT_INVALID_OPS )) - -#define REG_SYNTAX_POSIX_AWK \ - (REG_SYNTAX_POSIX_EXTENDED | REG_BACKSLASH_ESCAPE_IN_LISTS \ - | REG_INTERVALS | REG_NO_GNU_OPS) - -#define REG_SYNTAX_GREP \ - (REG_BK_PLUS_QM | REG_CHAR_CLASSES \ - | REG_HAT_LISTS_NOT_NEWLINE | REG_INTERVALS \ - | REG_NEWLINE_ALT) - -#define REG_SYNTAX_EGREP \ - (REG_CHAR_CLASSES | REG_CONTEXT_INDEP_ANCHORS \ - | REG_CONTEXT_INDEP_OPS | REG_HAT_LISTS_NOT_NEWLINE \ - | REG_NEWLINE_ALT | REG_NO_BK_PARENS \ - | REG_NO_BK_VBAR) - -#define REG_SYNTAX_POSIX_EGREP \ - (REG_SYNTAX_EGREP | REG_INTERVALS | REG_NO_BK_BRACES \ - | REG_INVALID_INTERVAL_ORD) - -/* P1003.2/D11.2, section 4.20.7.1, lines 5078ff. */ -#define REG_SYNTAX_ED REG_SYNTAX_POSIX_BASIC - -#define REG_SYNTAX_SED REG_SYNTAX_POSIX_BASIC - -/* Syntax bits common to both basic and extended POSIX regex syntax. */ -#define _REG_SYNTAX_POSIX_COMMON \ - (REG_CHAR_CLASSES | REG_DOT_NEWLINE | REG_DOT_NOT_NULL \ - | REG_INTERVALS | REG_NO_EMPTY_RANGES) - -#define REG_SYNTAX_POSIX_BASIC \ - (_REG_SYNTAX_POSIX_COMMON | REG_BK_PLUS_QM | REG_CONTEXT_INVALID_DUP) - -/* Differs from ..._POSIX_BASIC only in that REG_BK_PLUS_QM becomes - REG_LIMITED_OPS, i.e., \? \+ \| are not recognized. Actually, this - isn't minimal, since other operators, such as \`, aren't disabled. */ -#define REG_SYNTAX_POSIX_MINIMAL_BASIC \ - (_REG_SYNTAX_POSIX_COMMON | REG_LIMITED_OPS) - -#define REG_SYNTAX_POSIX_EXTENDED \ - (_REG_SYNTAX_POSIX_COMMON | REG_CONTEXT_INDEP_ANCHORS \ - | REG_CONTEXT_INDEP_OPS | REG_NO_BK_BRACES \ - | REG_NO_BK_PARENS | REG_NO_BK_VBAR \ - | REG_CONTEXT_INVALID_OPS | REG_UNMATCHED_RIGHT_PAREN_ORD) - -/* Differs from ..._POSIX_EXTENDED in that REG_CONTEXT_INDEP_OPS is - removed and REG_NO_BK_REFS is added. */ -#define REG_SYNTAX_POSIX_MINIMAL_EXTENDED \ - (_REG_SYNTAX_POSIX_COMMON | REG_CONTEXT_INDEP_ANCHORS \ - | REG_CONTEXT_INVALID_OPS | REG_NO_BK_BRACES \ - | REG_NO_BK_PARENS | REG_NO_BK_REFS \ - | REG_NO_BK_VBAR | REG_UNMATCHED_RIGHT_PAREN_ORD) -/* [[[end syntaxes]]] */ - -/* Maximum number of duplicates an interval can allow. This is - distinct from RE_DUP_MAX, to conform to POSIX name space rules and - to avoid collisions with . */ -#define REG_DUP_MAX 32767 - - -/* POSIX `cflags' bits (i.e., information for `regcomp'). */ - -/* If this bit is set, then use extended regular expression syntax. - If not set, then use basic regular expression syntax. */ -#define REG_EXTENDED 1 - -/* If this bit is set, then ignore case when matching. - If not set, then case is significant. */ -#define REG_ICASE (1 << 1) - -/* If this bit is set, then anchors do not match at newline - characters in the string. - If not set, then anchors do match at newlines. */ -#define REG_NEWLINE (1 << 2) - -/* If this bit is set, then report only success or fail in regexec. - If not set, then returns differ between not matching and errors. */ -#define REG_NOSUB (1 << 3) - - -/* POSIX `eflags' bits (i.e., information for regexec). */ - -/* If this bit is set, then the beginning-of-line operator doesn't match - the beginning of the string (presumably because it's not the - beginning of a line). - If not set, then the beginning-of-line operator does match the - beginning of the string. */ -#define REG_NOTBOL 1 - -/* Like REG_NOTBOL, except for the end-of-line. */ -#define REG_NOTEOL (1 << 1) - -/* Use PMATCH[0] to delimit the start and end of the search in the - buffer. */ -#define REG_STARTEND (1 << 2) - - -/* If any error codes are removed, changed, or added, update the - `__re_error_msgid' table in regcomp.c. */ - -typedef enum -{ - _REG_ENOSYS = -1, /* This will never happen for this implementation. */ -#define REG_ENOSYS _REG_ENOSYS - - _REG_NOERROR, /* Success. */ -#define REG_NOERROR _REG_NOERROR - - _REG_NOMATCH, /* Didn't find a match (for regexec). */ -#define REG_NOMATCH _REG_NOMATCH - - /* POSIX regcomp return error codes. (In the order listed in the - standard.) */ - - _REG_BADPAT, /* Invalid pattern. */ -#define REG_BADPAT _REG_BADPAT - - _REG_ECOLLATE, /* Inalid collating element. */ -#define REG_ECOLLATE _REG_ECOLLATE - - _REG_ECTYPE, /* Invalid character class name. */ -#define REG_ECTYPE _REG_ECTYPE - - _REG_EESCAPE, /* Trailing backslash. */ -#define REG_EESCAPE _REG_EESCAPE - - _REG_ESUBREG, /* Invalid back reference. */ -#define REG_ESUBREG _REG_ESUBREG - - _REG_EBRACK, /* Unmatched left bracket. */ -#define REG_EBRACK _REG_EBRACK - - _REG_EPAREN, /* Parenthesis imbalance. */ -#define REG_EPAREN _REG_EPAREN - - _REG_EBRACE, /* Unmatched \{. */ -#define REG_EBRACE _REG_EBRACE - - _REG_BADBR, /* Invalid contents of \{\}. */ -#define REG_BADBR _REG_BADBR - - _REG_ERANGE, /* Invalid range end. */ -#define REG_ERANGE _REG_ERANGE - - _REG_ESPACE, /* Ran out of memory. */ -#define REG_ESPACE _REG_ESPACE - - _REG_BADRPT, /* No preceding re for repetition op. */ -#define REG_BADRPT _REG_BADRPT - - /* Error codes we've added. */ - - _REG_EEND, /* Premature end. */ -#define REG_EEND _REG_EEND - - _REG_ESIZE, /* Compiled pattern bigger than 2^16 bytes. */ -#define REG_ESIZE _REG_ESIZE - - _REG_ERPAREN /* Unmatched ) or \); not returned from regcomp. */ -#define REG_ERPAREN _REG_ERPAREN - -} reg_errcode_t; - -/* In the traditional GNU implementation, regex.h defined member names - like `buffer' that POSIX does not allow. These members now have - names with leading `re_' (e.g., `re_buffer'). Support the old - names only if _REGEX_SOURCE is defined. New programs should use - the new names. */ -#ifdef _REGEX_SOURCE -# define _REG_RE_NAME(id) id -# define _REG_RM_NAME(id) id -#else -# define _REG_RE_NAME(id) re_##id -# define _REG_RM_NAME(id) rm_##id -#endif - -/* The user can specify the type of the re_translate member by - defining the macro REG_TRANSLATE_TYPE. In the traditional GNU - implementation, this macro was named RE_TRANSLATE_TYPE, but POSIX - does not allow this. Support the old name only if _REGEX_SOURCE - and if the new name is not defined. New programs should use the new - name. */ -#ifndef REG_TRANSLATE_TYPE -# if defined _REGEX_SOURCE && defined RE_TRANSLATE_TYPE -# define REG_TRANSLATE_TYPE RE_TRANSLATE_TYPE -# else -# define REG_TRANSLATE_TYPE char * -# endif -#endif - -/* This data structure represents a compiled pattern. Before calling - the pattern compiler), the fields `re_buffer', `re_allocated', `re_fastmap', - `re_translate', and `re_no_sub' can be set. After the pattern has been - compiled, the `re_nsub' field is available. All other fields are - private to the regex routines. */ - -struct re_pattern_buffer -{ -/* [[[begin pattern_buffer]]] */ - /* Space that holds the compiled pattern. It is declared as - `unsigned char *' because its elements are - sometimes used as array indexes. */ - unsigned char *_REG_RE_NAME (buffer); - - /* Number of bytes to which `re_buffer' points. */ - __re_long_size_t _REG_RE_NAME (allocated); - - /* Number of bytes actually used in `re_buffer'. */ - __re_long_size_t _REG_RE_NAME (used); - - /* Syntax setting with which the pattern was compiled. */ - reg_syntax_t _REG_RE_NAME (syntax); - - /* Pointer to a fastmap, if any, otherwise zero. re_search uses - the fastmap, if there is one, to skip over impossible - starting points for matches. */ - char *_REG_RE_NAME (fastmap); - - /* Either a translate table to apply to all characters before - comparing them, or zero for no translation. The translation - is applied to a pattern when it is compiled and to a string - when it is matched. */ - REG_TRANSLATE_TYPE _REG_RE_NAME (translate); - - /* Number of subexpressions found by the compiler. */ - size_t re_nsub; - - /* Zero if this pattern cannot match the empty string, one else. - Well, in truth it's used only in `re_search_2', to see - whether or not we should use the fastmap, so we don't set - this absolutely perfectly; see `re_compile_fastmap' (the - `duplicate' case). */ - unsigned int _REG_RE_NAME (can_be_null) : 1; - - /* If REG_UNALLOCATED, allocate space in the `regs' structure - for `max (REG_NREGS, re_nsub + 1)' groups. - If REG_REALLOCATE, reallocate space if necessary. - If REG_FIXED, use what's there. */ -#define REG_UNALLOCATED 0 -#define REG_REALLOCATE 1 -#define REG_FIXED 2 - unsigned int _REG_RE_NAME (regs_allocated) : 2; - - /* Set to zero when `regex_compile' compiles a pattern; set to one - by `re_compile_fastmap' if it updates the fastmap. */ - unsigned int _REG_RE_NAME (fastmap_accurate) : 1; - - /* If set, `re_match_2' does not return information about - subexpressions. */ - unsigned int _REG_RE_NAME (no_sub) : 1; - - /* If set, a beginning-of-line anchor doesn't match at the - beginning of the string. */ - unsigned int _REG_RE_NAME (not_bol) : 1; - - /* Similarly for an end-of-line anchor. */ - unsigned int _REG_RE_NAME (not_eol) : 1; - - /* If true, an anchor at a newline matches. */ - unsigned int _REG_RE_NAME (newline_anchor) : 1; - -/* [[[end pattern_buffer]]] */ -}; - -typedef struct re_pattern_buffer regex_t; - -/* This is the structure we store register match data in. See - regex.texinfo for a full description of what registers match. */ -struct re_registers -{ - __re_size_t _REG_RM_NAME (num_regs); - regoff_t *_REG_RM_NAME (start); - regoff_t *_REG_RM_NAME (end); -}; - - -/* If `regs_allocated' is REG_UNALLOCATED in the pattern buffer, - `re_match_2' returns information about at least this many registers - the first time a `regs' structure is passed. */ -#ifndef REG_NREGS -# define REG_NREGS 30 -#endif - - -/* POSIX specification for registers. Aside from the different names than - `re_registers', POSIX uses an array of structures, instead of a - structure of arrays. */ -typedef struct -{ - regoff_t rm_so; /* Byte offset from string's start to substring's start. */ - regoff_t rm_eo; /* Byte offset from string's start to substring's end. */ -} regmatch_t; - -/* Declarations for routines. */ - -/* Sets the current default syntax to SYNTAX, and return the old syntax. - You can also simply assign to the `re_syntax_options' variable. */ -extern reg_syntax_t re_set_syntax (reg_syntax_t __syntax); - -/* Compile the regular expression PATTERN, with length LENGTH - and syntax given by the global `re_syntax_options', into the buffer - BUFFER. Return NULL if successful, and an error string if not. */ -extern const char *re_compile_pattern (const char *__pattern, size_t __length, - struct re_pattern_buffer *__buffer); - - -/* Compile a fastmap for the compiled pattern in BUFFER; used to - accelerate searches. Return 0 if successful and -2 if was an - internal error. */ -extern int re_compile_fastmap (struct re_pattern_buffer *__buffer); - - -/* Search in the string STRING (with length LENGTH) for the pattern - compiled into BUFFER. Start searching at position START, for RANGE - characters. Return the starting position of the match, -1 for no - match, or -2 for an internal error. Also return register - information in REGS (if REGS and BUFFER->re_no_sub are nonzero). */ -extern regoff_t re_search (struct re_pattern_buffer *__buffer, - const char *__string, __re_idx_t __length, - __re_idx_t __start, regoff_t __range, - struct re_registers *__regs); - - -/* Like `re_search', but search in the concatenation of STRING1 and - STRING2. Also, stop searching at index START + STOP. */ -extern regoff_t re_search_2 (struct re_pattern_buffer *__buffer, - const char *__string1, __re_idx_t __length1, - const char *__string2, __re_idx_t __length2, - __re_idx_t __start, regoff_t __range, - struct re_registers *__regs, - __re_idx_t __stop); - - -/* Like `re_search', but return how many characters in STRING the regexp - in BUFFER matched, starting at position START. */ -extern regoff_t re_match (struct re_pattern_buffer *__buffer, - const char *__string, __re_idx_t __length, - __re_idx_t __start, struct re_registers *__regs); - - -/* Relates to `re_match' as `re_search_2' relates to `re_search'. */ -extern regoff_t re_match_2 (struct re_pattern_buffer *__buffer, - const char *__string1, __re_idx_t __length1, - const char *__string2, __re_idx_t __length2, - __re_idx_t __start, struct re_registers *__regs, - __re_idx_t __stop); - - -/* Set REGS to hold NUM_REGS registers, storing them in STARTS and - ENDS. Subsequent matches using BUFFER and REGS will use this memory - for recording register information. STARTS and ENDS must be - allocated with malloc, and must each be at least `NUM_REGS * sizeof - (regoff_t)' bytes long. - - If NUM_REGS == 0, then subsequent matches should allocate their own - register data. - - Unless this function is called, the first search or match using - PATTERN_BUFFER will allocate its own register data, without - freeing the old data. */ -extern void re_set_registers (struct re_pattern_buffer *__buffer, - struct re_registers *__regs, - __re_size_t __num_regs, - regoff_t *__starts, regoff_t *__ends); - -#if defined _REGEX_RE_COMP || defined _LIBC -# ifndef _CRAY -/* 4.2 bsd compatibility. */ -extern char *re_comp (const char *); -extern int re_exec (const char *); -# endif -#endif - -/* GCC 2.95 and later have "__restrict"; C99 compilers have - "restrict", and "configure" may have defined "restrict". */ -#ifndef __restrict -# if ! (2 < __GNUC__ || (2 == __GNUC__ && 95 <= __GNUC_MINOR__)) -# if defined restrict || 199901L <= __STDC_VERSION__ -# define __restrict restrict -# else -# define __restrict -# endif -# endif -#endif -/* gcc 3.1 and up support the [restrict] syntax, but g++ doesn't. */ -#ifndef __restrict_arr -# if (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 1)) && !defined __cplusplus -# define __restrict_arr __restrict -# else -# define __restrict_arr -# endif -#endif - -/* POSIX compatibility. */ -extern int regcomp (regex_t *__restrict __preg, - const char *__restrict __pattern, - int __cflags); - -extern int regexec (const regex_t *__restrict __preg, - const char *__restrict __string, size_t __nmatch, - regmatch_t __pmatch[__restrict_arr], - int __eflags); - -extern size_t regerror (int __errcode, const regex_t *__restrict __preg, - char *__restrict __errbuf, size_t __errbuf_size); - -extern void regfree (regex_t *__preg); - - -#ifdef _REGEX_SOURCE - -/* Define the POSIX-compatible member names in terms of the - incompatible (and deprecated) names established by _REG_RE_NAME. - New programs should use the re_* names. */ - -# define re_allocated allocated -# define re_buffer buffer -# define re_can_be_null can_be_null -# define re_fastmap fastmap -# define re_fastmap_accurate fastmap_accurate -# define re_newline_anchor newline_anchor -# define re_no_sub no_sub -# define re_not_bol not_bol -# define re_not_eol not_eol -# define re_regs_allocated regs_allocated -# define re_syntax syntax -# define re_translate translate -# define re_used used - -/* Similarly for _REG_RM_NAME. */ - -# define rm_end end -# define rm_num_regs num_regs -# define rm_start start - -/* Undef RE_DUP_MAX first, in case the user has already included a - with an incompatible definition. - - On GNU systems, the most common spelling for RE_DUP_MAX's value in - is (0x7ffff), so define RE_DUP_MAX to that, not to - REG_DUP_MAX. This avoid some duplicate-macro-definition warnings - with programs that include after this file. - - New programs should not assume that regex.h defines RE_DUP_MAX; to - get the value of RE_DUP_MAX, they should instead include - and possibly invoke the sysconf function. */ - -# undef RE_DUP_MAX -# define RE_DUP_MAX (0x7fff) - -/* Define the following symbols for backward source compatibility. - These symbols violate the POSIX name space rules, and new programs - should avoid them. */ - -# define REGS_FIXED REG_FIXED -# define REGS_REALLOCATE REG_REALLOCATE -# define REGS_UNALLOCATED REG_UNALLOCATED -# define RE_BACKSLASH_ESCAPE_IN_LISTS REG_BACKSLASH_ESCAPE_IN_LISTS -# define RE_BK_PLUS_QM REG_BK_PLUS_QM -# define RE_CARET_ANCHORS_HERE REG_CARET_ANCHORS_HERE -# define RE_CHAR_CLASSES REG_CHAR_CLASSES -# define RE_CONTEXT_INDEP_ANCHORS REG_CONTEXT_INDEP_ANCHORS -# define RE_CONTEXT_INDEP_OPS REG_CONTEXT_INDEP_OPS -# define RE_CONTEXT_INVALID_DUP REG_CONTEXT_INVALID_DUP -# define RE_CONTEXT_INVALID_OPS REG_CONTEXT_INVALID_OPS -# define RE_DEBUG REG_DEBUG -# define RE_DOT_NEWLINE REG_DOT_NEWLINE -# define RE_DOT_NOT_NULL REG_DOT_NOT_NULL -# define RE_HAT_LISTS_NOT_NEWLINE REG_HAT_LISTS_NOT_NEWLINE -# define RE_ICASE REG_IGNORE_CASE /* avoid collision with REG_ICASE */ -# define RE_INTERVALS REG_INTERVALS -# define RE_INVALID_INTERVAL_ORD REG_INVALID_INTERVAL_ORD -# define RE_LIMITED_OPS REG_LIMITED_OPS -# define RE_NEWLINE_ALT REG_NEWLINE_ALT -# define RE_NO_BK_BRACES REG_NO_BK_BRACES -# define RE_NO_BK_PARENS REG_NO_BK_PARENS -# define RE_NO_BK_REFS REG_NO_BK_REFS -# define RE_NO_BK_VBAR REG_NO_BK_VBAR -# define RE_NO_EMPTY_RANGES REG_NO_EMPTY_RANGES -# define RE_NO_GNU_OPS REG_NO_GNU_OPS -# define RE_NO_POSIX_BACKTRACKING REG_NO_POSIX_BACKTRACKING -# define RE_NO_SUB REG_NO_SUB -# define RE_NREGS REG_NREGS -# define RE_SYNTAX_AWK REG_SYNTAX_AWK -# define RE_SYNTAX_ED REG_SYNTAX_ED -# define RE_SYNTAX_EGREP REG_SYNTAX_EGREP -# define RE_SYNTAX_EMACS REG_SYNTAX_EMACS -# define RE_SYNTAX_GNU_AWK REG_SYNTAX_GNU_AWK -# define RE_SYNTAX_GREP REG_SYNTAX_GREP -# define RE_SYNTAX_POSIX_AWK REG_SYNTAX_POSIX_AWK -# define RE_SYNTAX_POSIX_BASIC REG_SYNTAX_POSIX_BASIC -# define RE_SYNTAX_POSIX_EGREP REG_SYNTAX_POSIX_EGREP -# define RE_SYNTAX_POSIX_EXTENDED REG_SYNTAX_POSIX_EXTENDED -# define RE_SYNTAX_POSIX_MINIMAL_BASIC REG_SYNTAX_POSIX_MINIMAL_BASIC -# define RE_SYNTAX_POSIX_MINIMAL_EXTENDED REG_SYNTAX_POSIX_MINIMAL_EXTENDED -# define RE_SYNTAX_SED REG_SYNTAX_SED -# define RE_UNMATCHED_RIGHT_PAREN_ORD REG_UNMATCHED_RIGHT_PAREN_ORD -# ifndef RE_TRANSLATE_TYPE -# define RE_TRANSLATE_TYPE REG_TRANSLATE_TYPE -# endif - -#endif /* defined _REGEX_SOURCE */ - -#ifdef __cplusplus -} -#endif /* C++ */ - -#endif /* regex.h */ - -/* -Local variables: -make-backup-files: t -version-control: t -trim-versions-without-asking: nil -End: -*/ -- cgit v1.2.3