Update.

2002-10-21  Isamu Hasegawa  <isamu@yamato.ibm.com>

	* posix/Makefile: Add a test case for the bug reported by Aharon
	Robbins <arnold@skeeve.com>.
	* posix/bug-regex13.c: New file.
	* posix/regcomp.c (peek_token_bracket): Skip the byte already read.

2002-10-21  Ulrich Drepper  <drepper@redhat.com>

	* csu/gmon-start.c: Pretty printing.

	* configure.in: Replace obsolete AC_OUTPUT syntax with
	AC_CONFIG_FILES, AC_CONFIG_COMMANDS, and new-type AC_OUTPUT trio.
	* aclocal.m4 (GLIBC_PROVIDES): Add AC_PROVIDEs for
	* configure.in: Replace AC_FD_CC with AS_MESSAGE_LOG_FD.
	* sysdeps/alpha/elf/configure.in: Likewise.
	* sysdeps/i386/elf/configure.in: Likewise.
	* sysdeps/mach/hurd/configure.in: Likewise.
	* sysdeps/x86_64/elf/configure.in: Likewise.
	* sysdeps/alpha/elf/configure.in: Remove unneeded sinclude statement.
	* sysdeps/generic/configure.in: Likewise.
	* sysdeps/i386/elf/configure.in: Likewise.
	* sysdeps/ia64/elf/configure.in: Likewise.
	* sysdeps/mach/configure.in: Likewise.
	* sysdeps/mach/hurd/configure.in: Likewise.
	* sysdeps/unix/configure.in: Likewise.
	* sysdeps/unix/common/configure.in: Likewise.
	* sysdeps/unix/sysv/aix/configure.in: Likewise.
	* sysdeps/unix/sysv/linux/configure.in: Likewise.
	* sysdeps/unix/sysv/linux/mips/configure.in: Likewise.
	* sysdeps/x86_64/elf/configure.in: Likewise.

3 files changed, 79 insertions, 2 deletions

diff --git a/posix/Makefile b/posix/Makefile
index ede9d1f..d483ee2 100644
--- a/posix/Makefile
+++ b/posix/Makefile
@@ -73,7 +73,8 @@ tests		:= tstgetopt testfnm runtests runptests	     \
 		   tst-truncate64 tst-fork tst-fnmatch tst-regexloc tst-dir \
 		   tst-chmod bug-regex1 bug-regex2 bug-regex3 bug-regex4 \
 		   tst-gnuglob tst-regex bug-regex5 bug-regex6 bug-regex7 \
-		   bug-regex8 bug-regex9 bug-regex10 bug-regex11 bug-regex12
+		   bug-regex8 bug-regex9 bug-regex10 bug-regex11 bug-regex12 \
+		   bug-regex13
 ifeq (yes,$(build-shared))
 test-srcs	:= globtest
 tests           += wordexp-test tst-exec tst-spawn
diff --git a/posix/bug-regex13.c b/posix/bug-regex13.c
new file mode 100644
index 0000000..589293a
--- /dev/null
+++ b/posix/bug-regex13.c
@@ -0,0 +1,75 @@
+/* Regular expression tests.
+   Copyright (C) 2002 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Isamu Hasegawa <isamu@yamato.ibm.com>, 2002.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <sys/types.h>
+#include <mcheck.h>
+#include <regex.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+static struct
+{
+  int syntax;
+  const char *pattern;
+  const char *string;
+  int start;
+} tests[] = {
+  {RE_BACKSLASH_ESCAPE_IN_LISTS, "[0\\-9]", "1", -1}, /* It should not match.  */
+  {RE_BACKSLASH_ESCAPE_IN_LISTS, "[0\\-9]", "-", 0}, /* It should match.  */
+};
+
+int
+main (void)
+{
+  struct re_pattern_buffer regbuf;
+  const char *err;
+  size_t i;
+  int ret = 0;
+
+  mtrace ();
+
+  for (i = 0; i < sizeof (tests) / sizeof (tests[0]); ++i)
+    {
+      int start;
+      re_set_syntax (tests[i].syntax);
+      memset (&regbuf, '\0', sizeof (regbuf));
+      err = re_compile_pattern (tests[i].pattern, strlen (tests[i].pattern),
+                                &regbuf);
+      if (err != NULL)
+	{
+	  printf ("re_compile_pattern failed: %s\n", err);
+	  ret = 1;
+	  continue;
+	}
+
+      start = re_search (&regbuf, tests[i].string, strlen (tests[i].string),
+                         0, strlen (tests[i].string), NULL);
+      if (start != tests[i].start)
+	{
+	  printf ("re_search failed %d\n", start);
+	  ret = 1;
+	  regfree (&regbuf);
+	  continue;
+	}
+      regfree (&regbuf);
+    }
+
+  return ret;
+}
diff --git a/posix/regcomp.c b/posix/regcomp.c
index 715dd0f..497d130 100644
--- a/posix/regcomp.c
+++ b/posix/regcomp.c
@@ -1690,7 +1690,8 @@ peek_token_bracket (token, input, syntax)
     {
       /* In this case, '\' escape a character.  */
       unsigned char c2;
-      c2 = re_string_peek_byte (input, 1);
+      re_string_skip_bytes (input, 1);
+      c2 = re_string_peek_byte (input, 0);
       token->opr.c = c2;
       token->type = CHARACTER;
       return 1;