Update.

2004-01-28  Paolo Bonzini  <bonzini@gnu.org>

	Merge regex changes in gawk.
	* posix/regcomp.c (build_range_exp) [!_LIBC]: Check validity
	of collation elements.
	* posix/regex.c: Include limits.h.
	* posix/regex.h: Document REG_ECOLLATE correctly.
	* posix/regex_internal.h [!_LIBC && !ENABLE_NLS]: Disable NLS.

diff --git a/ChangeLog b/ChangeLog
index 9090135..ab0f4d6 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+2004-01-28  Paolo Bonzini  <bonzini@gnu.org>
+
+       Merge regex changes in gawk.
+       * posix/regcomp.c (build_range_exp) [!_LIBC]: Check validity
+       of collation elements.
+       * posix/regex.c: Include limits.h.
+       * posix/regex.h: Document REG_ECOLLATE correctly.
+       * posix/regex_internal.h [!_LIBC && !ENABLE_NLS]: Disable NLS.
+
 2004-01-24  Andreas Jaeger  <aj@suse.de>
 
        * malloc/obstack.h: Import gnulib version.

diff --git a/posix/regex.c b/posix/regex.c
index 4c38262..7a4f304 100644 (file)
--- a/posix/regex.c
+++ b/posix/regex.c
@@ -74,6 +74,12 @@
 /* POSIX says that <sys/types.h> must be included (by the caller) before
    <regex.h>.  */
 #include <sys/types.h>
+
+/* On some systems, limits.h sets RE_DUP_MAX to a lower value than
+   GNU regex allows.  Include it before <regex.h>, which correctly
+   #undefs RE_DUP_MAX and sets it to the right value.  */
+#include <limits.h>
+
 #include <regex.h>
 #include "regex_internal.h"
 

diff --git a/posix/regex.h b/posix/regex.h
index c760053..b4a975b 100644 (file)
--- a/posix/regex.h
+++ b/posix/regex.h
@@ -313,7 +313,7 @@ typedef enum
   /* POSIX regcomp return error codes.  (In the order listed in the
      standard.)  */
   REG_BADPAT,          /* Invalid pattern.  */
-  REG_ECOLLATE,                /* Not implemented.  */
+  REG_ECOLLATE,                /* Inalid collating element.  */
   REG_ECTYPE,          /* Invalid character class name.  */
   REG_EESCAPE,         /* Trailing backslash.  */
   REG_ESUBREG,         /* Invalid back reference.  */

diff --git a/posix/regex_internal.h b/posix/regex_internal.h
index 7a7d964..7ec7294 100644 (file)
--- a/posix/regex_internal.h
+++ b/posix/regex_internal.h
@@ -23,7 +23,6 @@
 
 #include <assert.h>
 #include <ctype.h>
-#include <limits.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -53,7 +52,7 @@
 #endif
 
 /* This is for other GNU distributions with internationalized messages.  */
-#if HAVE_LIBINTL_H || defined _LIBC
+#if (HAVE_LIBINTL_H && ENABLE_NLS) || defined _LIBC
 # include <libintl.h>
 # ifdef _LIBC
 #  undef gettext