/* Definitions for data structures and routines for the regular
expression library, version 0.12.
- Copyright (C) 1985, 1989-1993, 1995, 2000-2011
- Free Software Foundation, Inc.
+ Copyright (C) 1985, 1989-1993, 1995, 2000-2014 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
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. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef _REGEX_H
#define _REGEX_H 1
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;
+typedef unsigned long 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. */
\f
/* Declarations for routines. */
-/* To avoid duplicating every routine declaration -- once with a
- prototype (if we are ANSI), and once without (if we aren't) -- we
- use the following macro to declare argument types. This
- unfortunately clutters up the declarations a bit, but I think it's
- worth it. */
-
-#if defined __STDC__ || defined PROTOTYPES
-
-# define _RE_ARGS(args) args
-
-#else /* not __STDC__ || PROTOTYPES */
-
-# define _RE_ARGS(args) ()
-
-#endif /* not __STDC__ || PROTOTYPES */
-
/* 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 _RE_ARGS ((reg_syntax_t syntax));
+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
- _RE_ARGS ((const char *pattern, size_t length,
- struct re_pattern_buffer *buffer));
+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 _RE_ARGS ((struct re_pattern_buffer *buffer));
+extern int re_compile_fastmap (struct re_pattern_buffer *__buffer);
/* Search in the string STRING (with length LENGTH) for the pattern
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->no_sub are nonzero). */
-extern regoff_t re_search
- _RE_ARGS ((struct re_pattern_buffer *buffer, const char *string,
- size_t length, ssize_t start, ssize_t range,
- struct re_registers *regs));
+extern regoff_t re_search (struct re_pattern_buffer *__buffer,
+ const char *__string, size_t __length,
+ ssize_t __start, ssize_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
- _RE_ARGS ((struct re_pattern_buffer *buffer, const char *string1,
- size_t length1, const char *string2, size_t length2,
- ssize_t start, ssize_t range, struct re_registers *regs,
- ssize_t stop));
+extern regoff_t re_search_2 (struct re_pattern_buffer *__buffer,
+ const char *__string1, size_t __length1,
+ const char *__string2, size_t __length2,
+ ssize_t __start, ssize_t __range,
+ struct re_registers *__regs,
+ ssize_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
- _RE_ARGS ((struct re_pattern_buffer *buffer, const char *string,
- size_t length, ssize_t start, struct re_registers *regs));
+extern regoff_t re_match (struct re_pattern_buffer *__buffer,
+ const char *__string, size_t __length,
+ ssize_t __start, struct re_registers *__regs);
/* Relates to `re_match' as `re_search_2' relates to `re_search'. */
-extern regoff_t re_match_2
- _RE_ARGS ((struct re_pattern_buffer *buffer, const char *string1,
- size_t length1, const char *string2, size_t length2,
- ssize_t start, struct re_registers *regs, ssize_t stop));
+extern regoff_t re_match_2 (struct re_pattern_buffer *__buffer,
+ const char *__string1, size_t __length1,
+ const char *__string2, size_t __length2,
+ ssize_t __start, struct re_registers *__regs,
+ ssize_t __stop);
/* Set REGS to hold NUM_REGS registers, storing them in STARTS and
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
- _RE_ARGS ((struct re_pattern_buffer *buffer, struct re_registers *regs,
- unsigned num_regs, regoff_t *starts, regoff_t *ends));
+extern void re_set_registers (struct re_pattern_buffer *__buffer,
+ struct re_registers *__regs,
+ unsigned __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 _RE_ARGS ((const char *));
-extern int re_exec _RE_ARGS ((const char *));
+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
+ "restrict", and "configure" may have defined "restrict".
+ Other compilers use __restrict, __restrict__, and _Restrict, and
+ 'configure' might #define 'restrict' to those words, so pick a
+ different name. */
+#ifndef _Restrict_
+# if 199901L <= __STDC_VERSION__
+# define _Restrict_ restrict
+# elif 2 < __GNUC__ || (2 == __GNUC__ && 95 <= __GNUC_MINOR__)
+# define _Restrict_ __restrict
+# else
+# define _Restrict_
# endif
#endif
-/* For now conditionally define __restrict_arr to expand to nothing.
- Ideally we would have a test for the compiler which allows defining
- it to restrict. */
-#ifndef __restrict_arr
-# define __restrict_arr
+/* gcc 3.1 and up support the [restrict] syntax. Don't trust
+ sys/cdefs.h's definition of __restrict_arr, though, as it
+ mishandles gcc -ansi -pedantic. */
+#ifndef _Restrict_arr_
+# if ((199901L <= __STDC_VERSION__ \
+ || ((3 < __GNUC__ || (3 == __GNUC__ && 1 <= __GNUC_MINOR__)) \
+ && !defined __STRICT_ANSI__)) \
+ && !defined __GNUG__)
+# define _Restrict_arr_ _Restrict_
+# else
+# define _Restrict_arr_
+# endif
#endif
/* POSIX compatibility. */
-extern reg_errcode_t regcomp _RE_ARGS ((regex_t *__restrict __preg,
- const char *__restrict __pattern,
- int __cflags));
+extern reg_errcode_t regcomp (regex_t *_Restrict_ __preg,
+ const char *_Restrict_ __pattern,
+ int __cflags);
-extern reg_errcode_t regexec _RE_ARGS ((const regex_t *__restrict __preg,
- const char *__restrict __string,
- size_t __nmatch,
- regmatch_t __pmatch[__restrict_arr],
- int __eflags));
+extern reg_errcode_t regexec (const regex_t *_Restrict_ __preg,
+ const char *_Restrict_ __string, size_t __nmatch,
+ regmatch_t __pmatch[_Restrict_arr_],
+ int __eflags);
-extern size_t regerror _RE_ARGS ((int __errcode, const regex_t *__preg,
- char *__errbuf, size_t __errbuf_size));
+extern size_t regerror (int __errcode, const regex_t * __preg,
+ char *__errbuf, size_t __errbuf_size);
-extern void regfree _RE_ARGS ((regex_t *__preg));
+extern void regfree (regex_t *__preg);
#ifdef __cplusplus
HCoop / bpt / emacs.git / blobdiff