Merge changes between r8789 and r8871 from /fsf/trunk.

git-svn-id: svn://svn.eglibc.org/trunk@8872 7b3dc134-2b1b-0410-93df-9e9f96275f8d

4 files changed, 58 insertions, 8 deletions

diff --git a/libc/posix/Makefile b/libc/posix/Makefile
index e978ecc7f..619c9bb8c 100644
--- a/libc/posix/Makefile
+++ b/libc/posix/Makefile
@@ -93,7 +93,7 @@ tests		:= tstgetopt testfnm runtests \
 		   bug-regex8 bug-regex9 bug-regex10 bug-regex12 \
 		   bug-regex14 bug-regex15 \
 		   bug-regex21 bug-regex24 \
-		   bug-regex27 bug-regex28 \
+		   bug-regex27 bug-regex28 bug-regex29 \
 		   tst-nice tst-nanosleep \
 		   transbug \
 		   tst-vfork1 tst-vfork2 tst-vfork3 tst-waitid \
diff --git a/libc/posix/bug-regex29.c b/libc/posix/bug-regex29.c
new file mode 100644
index 000000000..bd796c6c2
--- /dev/null
+++ b/libc/posix/bug-regex29.c
@@ -0,0 +1,22 @@
+#include <regex.h>
+
+static int
+do_test (void)
+{
+  regex_t r;
+  int e = regcomp(&r, "xy\\{4,5,7\\}zabc", 0);
+  char buf[100];
+  regerror(e, &r, buf, sizeof (buf));
+  printf ("e = %d (%s)\n", e, buf);
+  int res = e != REG_BADBR;
+
+  e = regcomp(&r, "xy\\{4,5a\\}zabc", 0);
+  regerror(e, &r, buf, sizeof (buf));
+  printf ("e = %d (%s)\n", e, buf);
+  res |= e != REG_BADBR;
+
+  return res;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"
diff --git a/libc/posix/regcomp.c b/libc/posix/regcomp.c
index 312d83b1a..e2e9ad01f 100644
--- a/libc/posix/regcomp.c
+++ b/libc/posix/regcomp.c
@@ -2489,7 +2489,7 @@ parse_dup_op (bin_tree_t *elem, re_string_t *regexp, re_dfa_t *dfa,
 	  return elem;
 	}
 
-      if (BE (end != -1 && start > end, 0))
+      if (BE ((end != -1 && start > end) || token->type != OP_CLOSE_DUP_NUM, 0))
 	{
 	  /* First number greater than second.  */
 	  *err = REG_BADBR;
diff --git a/libc/posix/unistd.h b/libc/posix/unistd.h
index cbab9f939..d9ecb5e78 100644
--- a/libc/posix/unistd.h
+++ b/libc/posix/unistd.h
@@ -30,30 +30,58 @@ __BEGIN_DECLS
 /* These may be used to determine what facilities are present at compile time.
    Their values can be obtained at run time from `sysconf'.  */
 
+#ifdef __USE_XOPEN2K8
 /* POSIX Standard approved as ISO/IEC 9945-1 as of September 2008.  */
-#define	_POSIX_VERSION	200809L
+# define _POSIX_VERSION	200809L
+#elif defined __USE_XOPEN2K
+/* POSIX Standard approved as ISO/IEC 9945-1 as of December 2001.  */
+# define _POSIX_VERSION	200112L
+#elif defined __USE_POSIX199506
+/* POSIX Standard approved as ISO/IEC 9945-1 as of June 1995.  */
+# define _POSIX_VERSION	199506L
+#elif defined __USE_POSIX199309
+/* POSIX Standard approved as ISO/IEC 9945-1 as of September 1993.  */
+# define _POSIX_VERSION	199309L
+#else
+/* POSIX Standard approved as ISO/IEC 9945-1 as of September 1990.  */
+# define _POSIX_VERSION	199009L
+#endif
 
 /* These are not #ifdef __USE_POSIX2 because they are
    in the theoretically application-owned namespace.  */
 
+#ifdef __USE_XOPEN2K8
+# define __POSIX2_THIS_VERSION	200809L
+/* The utilities on GNU systems also correspond to this version.  */
+#elif defined __USE_XOPEN2K
+/* The utilities on GNU systems also correspond to this version.  */
+# define __POSIX2_THIS_VERSION	200112L
+#elif defined __USE_POSIX199506
+/* The utilities on GNU systems also correspond to this version.  */
+# define __POSIX2_THIS_VERSION	199506L
+#else
+/* The utilities on GNU systems also correspond to this version.  */
+# define __POSIX2_THIS_VERSION	199209L
+#endif
+
 /* The utilities on GNU systems also correspond to this version.  */
-#define _POSIX2_VERSION	200809L
+#define _POSIX2_VERSION	__POSIX2_THIS_VERSION
 
 /* If defined, the implementation supports the
    C Language Bindings Option.  */
-#define	_POSIX2_C_BIND	200809L
+#define	_POSIX2_C_BIND	__POSIX2_THIS_VERSION
 
 /* If defined, the implementation supports the
    C Language Development Utilities Option.  */
-#define	_POSIX2_C_DEV	200809L
+#define	_POSIX2_C_DEV	__POSIX2_THIS_VERSION
 
 /* If defined, the implementation supports the
    Software Development Utilities Option.  */
-#define	_POSIX2_SW_DEV	200809L
+#define	_POSIX2_SW_DEV	__POSIX2_THIS_VERSION
 
 /* If defined, the implementation supports the
    creation of locales with the localedef utility.  */
-#define _POSIX2_LOCALEDEF       200809L
+#define _POSIX2_LOCALEDEF       __POSIX2_THIS_VERSION
 
 /* X/Open version number to which the library conforms.  It is selectable.  */
 #ifdef __USE_XOPEN2K8