X-Git-Url: https://code.delx.au/gnu-emacs/blobdiff_plain/ac1a0ce1c6ba60a3faddc64463cb7a697b9d8fd2..65bb8d055cefa5e4d921e6a24fc12071324f663d:/src/regex.h

diff --git a/src/regex.h b/src/regex.h
index e0ede012b2..0e25723a85 100644
--- a/src/regex.h
+++ b/src/regex.h
@@ -1,8 +1,8 @@
 /* Definitions for data structures and routines for the regular
    expression library, version 0.12.
 
-   Copyright (C) 1985, 1989-1993, 1995, 2000-2012
-                 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
@@ -15,9 +15,7 @@
    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
@@ -42,7 +40,7 @@ extern "C" {
    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.  */
@@ -174,6 +172,9 @@ extern reg_syntax_t re_syntax_options;
 extern Lisp_Object re_match_object;
 #endif
 
+/* Roughly the maximum number of failure points on the stack.  */
+extern size_t re_max_failures;
+
 
 /* Define combinations of the above bits for the standard possibilities.
    (The [[[ comments delimit what gets put into the Texinfo file, so
@@ -530,31 +531,41 @@ extern int re_exec (const char *);
 #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 (regex_t *__restrict __preg,
-			      const char *__restrict __pattern,
+extern reg_errcode_t regcomp (regex_t *_Restrict_ __preg,
+			      const char *_Restrict_ __pattern,
 			      int __cflags);
 
-extern reg_errcode_t regexec (const regex_t *__restrict __preg,
-			      const char *__restrict __string, size_t __nmatch,
-			      regmatch_t __pmatch[__restrict_arr],
+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 (int __errcode, const regex_t * __preg,