diff options
Diffstat (limited to 'gnu/usr.bin/cvs/lib/regex.h')
| -rw-r--r-- | gnu/usr.bin/cvs/lib/regex.h | 50 |
1 files changed, 36 insertions, 14 deletions
diff --git a/gnu/usr.bin/cvs/lib/regex.h b/gnu/usr.bin/cvs/lib/regex.h index 6ab52c38a5d..411e7d26edc 100644 --- a/gnu/usr.bin/cvs/lib/regex.h +++ b/gnu/usr.bin/cvs/lib/regex.h @@ -1,7 +1,7 @@ /* Definitions for data structures and routines for the regular expression library, version 0.12. - Copyright (C) 1985, 1989, 1990, 1991, 1992, 1993 Free Software Foundation, Inc. + Copyright (C) 1985, 89, 90, 91, 92, 93, 95 Free Software Foundation, Inc. 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 @@ -11,7 +11,12 @@ 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. */ + 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, + USA. */ #ifndef __REGEXP_LIBRARY_H__ #define __REGEXP_LIBRARY_H__ @@ -19,7 +24,7 @@ /* POSIX says that <sys/types.h> must be included (by the caller) before <regex.h>. */ -#ifdef VMS +#if !defined (_POSIX_C_SOURCE) && !defined (_POSIX_SOURCE) && defined (VMS) /* VMS doesn't have `size_t' in <sys/types.h>, even though POSIX says it should be there. */ #include <stddef.h> @@ -126,11 +131,22 @@ typedef unsigned reg_syntax_t; If not set, then an unmatched ) is invalid. */ #define RE_UNMATCHED_RIGHT_PAREN_ORD (RE_NO_EMPTY_RANGES << 1) +/* If this bit is set, succeed as soon as we match the whole pattern, + without further backtracking. */ +#define RE_NO_POSIX_BACKTRACKING (RE_UNMATCHED_RIGHT_PAREN_ORD << 1) + /* 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; + +#ifdef emacs +/* In Emacs, this is the string or buffer in which we + are matching. It is used for looking up syntax properties. */ +extern Lisp_Object re_match_object; +#endif + /* Define combinations of the above bits for the standard possibilities. (The [[[ comments delimit what gets put into the Texinfo file, so @@ -271,6 +287,12 @@ typedef enum compiled, the `re_nsub' field is available. All other fields are private to the regex routines. */ +#ifndef RE_TRANSLATE_TYPE +#define RE_TRANSLATE_TYPE char * +#define RE_TRANSLATE(TBL, C) ((TBL)[C]) +#define RE_TRANSLATE_P(TBL) (TBL) +#endif + struct re_pattern_buffer { /* [[[begin pattern_buffer]]] */ @@ -297,7 +319,7 @@ struct re_pattern_buffer 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. */ - char *translate; + RE_TRANSLATE_TYPE translate; /* Number of subexpressions found by the compiler. */ size_t re_nsub; @@ -336,15 +358,14 @@ struct re_pattern_buffer /* If true, an anchor at a newline matches. */ unsigned newline_anchor : 1; + /* If true, multi-byte form in the `buffer' should be recognized as a + multibyte character. */ + unsigned multibyte : 1; + /* [[[end pattern_buffer]]] */ }; typedef struct re_pattern_buffer regex_t; - - -/* search.c (search_buffer) in Emacs needs this one opcode value. It is - defined both in `regex.c' and here. */ -#define RE_EXACTN_VALUE 1 /* Type for byte offsets within the string. POSIX mandates this. */ typedef int regoff_t; @@ -461,11 +482,12 @@ extern void re_set_registers _RE_ARGS ((struct re_pattern_buffer *buffer, struct re_registers *regs, unsigned num_regs, regoff_t *starts, regoff_t *ends)); -/* 4.2 bsd compatibility. System headers may declare the argument as - either "char *" (e.g. Cray unistd.h) or "const char *" (e.g. linux - regex.h), so don't prototype them here. */ -extern char *re_comp (); -extern int re_exec (); +#ifdef _REGEX_RE_COMP +/* 4.2 bsd compatibility. */ +/* CVS: don't use prototypes: they may conflict with system headers. */ +extern char *re_comp _RE_ARGS (()); +extern int re_exec _RE_ARGS (()); +#endif /* POSIX compatibility. */ extern int regcomp _RE_ARGS ((regex_t *preg, const char *pattern, int cflags)); |