Update.

	* posix/regexec.c (re_copy_regs): Allocate start and end array in
	one block.
	(push_fail_stack): Add missing check for failed memory allocation.

	_IO_peekc_unlocked, _IO_ptc_unlocked, _IO_getwc_unlocked, and
	overflow for 0 as argument. Raise Invalid exception for negative args.

4 files changed, 24 insertions, 20 deletions

diff --git a/ChangeLog b/ChangeLog
index 90df631..011f910 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,14 +1,17 @@
 2003-12-28  Ulrich Drepper  <drepper@redhat.com>
 
+	* posix/regexec.c (re_copy_regs): Allocate start and end array in
+	one block.
+	(push_fail_stack): Add missing check for failed memory allocation.
+
 	* libio/libio.h: Use __builtin_expect in _IO_getc_unlocked,
-	_IO_peekc_unlocked, _IO_ptc_unlcoked, _IO_getwc_unlocked, and
+	_IO_peekc_unlocked, _IO_ptc_unlocked, _IO_getwc_unlocked, and
 	_IO_putwc_unlocked.
 
 2003-12-28  Andreas Jaeger  <aj@suse.de>
 
 	* sysdeps/ieee754/dbl-64/e_j0.c (__ieee754_y0): Raise only
-	overflow for 0 as argument. Raise Invalid exception for negative
-	args.
+	overflow for 0 as argument. Raise Invalid exception for negative args.
 	* sysdeps/ieee754/dbl-64/e_jn.c (__ieee754_yn): Likewise.
 	* sysdeps/ieee754/dbl-64/e_j1.c (__ieee754_y0): Likewise.
 	* sysdeps/ieee754/ldb-128/e_jnl.c (__ieee754_ynl): Likewise.
diff --git a/linuxthreads/ChangeLog b/linuxthreads/ChangeLog
index 8bbbd6f..55e3d0a 100644
--- a/linuxthreads/ChangeLog
+++ b/linuxthreads/ChangeLog
@@ -1,3 +1,7 @@
+2003-12-28  Carlos O'Donell  <carlos@baldric.uwo.ca>
+
+	* attr.c (pthread_getattr_np): Add _STACK_GROWS_UP case.
+
 2003-12-26  Jakub Jelinek  <jakub@redhat.com>
 
 	* sysdeps/pthread/pthread.h (pthread_setcancelstate,
diff --git a/linuxthreads/attr.c b/linuxthreads/attr.c
index 56f6cba..80f5249 100644
--- a/linuxthreads/attr.c
+++ b/linuxthreads/attr.c
@@ -455,12 +455,17 @@ int pthread_getattr_np (pthread_t thread, pthread_attr_t *attr)
 		{
 		  /* Found the entry.  Now we have the info we need.  */
 		  attr->__stacksize = rl.rlim_cur;
+#ifdef _STACK_GROWS_UP
+		  /* Don't check to enforce a limit on the __stacksize */
+		  attr->__stackaddr = (void *) from;
+#else
 		  attr->__stackaddr = (void *) to;
 
 		  /* The limit might be too high.  This is a bogus
 		     situation but try to avoid making it worse.  */
 		  if ((size_t) attr->__stacksize > (size_t) attr->__stackaddr)
 		    attr->__stacksize = (size_t) attr->__stackaddr;
+#endif
 
 		  /* We succeed and no need to look further.  */
 		  ret = 0;
diff --git a/posix/regexec.c b/posix/regexec.c
index 973d1c7..8f1f8c6 100644
--- a/posix/regexec.c
+++ b/posix/regexec.c
@@ -453,16 +453,12 @@ re_copy_regs (regs, pmatch, nregs, regs_allocated)
 
   /* Have the register data arrays been allocated?  */
   if (regs_allocated == REGS_UNALLOCATED)
-    { /* No.  So allocate them with malloc.  */
-      regs->start = re_malloc (regoff_t, need_regs);
+    { /* No.  So allocate them with malloc.  We allocate the arrays
+	 for the start and end in one block.  */
+      regs->start = re_malloc (regoff_t, 2 * need_regs);
       if (BE (regs->start == NULL, 0))
 	return REGS_UNALLOCATED;
-      regs->end = re_malloc (regoff_t, need_regs);
-      if (BE (regs->end == NULL, 0))
-	{
-	  re_free (regs->start);
-	  return REGS_UNALLOCATED;
-	}
+      regs->end = regs->start + need_regs;
       regs->num_regs = need_regs;
     }
   else if (regs_allocated == REGS_REALLOCATE)
@@ -471,19 +467,13 @@ re_copy_regs (regs, pmatch, nregs, regs_allocated)
 	 leave it alone.  */
       if (BE (need_regs > regs->num_regs, 0))
 	{
-	  regs->start = re_realloc (regs->start, regoff_t, need_regs);
+	  regs->start = re_realloc (regs->start, regoff_t, 2 * need_regs);
 	  if (BE (regs->start == NULL, 0))
 	    {
-	      if (regs->end != NULL)
-		re_free (regs->end);
-	      return REGS_UNALLOCATED;
-	    }
-	  regs->end = re_realloc (regs->end, regoff_t, need_regs);
-	  if (BE (regs->end == NULL, 0))
-	    {
-	      re_free (regs->start);
+	      regs->end = NULL;
 	      return REGS_UNALLOCATED;
 	    }
+	  regs->end = regs->start + need_regs;
 	  regs->num_regs = need_regs;
 	}
     }
@@ -1243,6 +1233,8 @@ push_fail_stack (fs, str_idx, dests, nregs, regs, eps_via_nodes)
   fs->stack[num].idx = str_idx;
   fs->stack[num].node = dests[1];
   fs->stack[num].regs = re_malloc (regmatch_t, nregs);
+  if (fs->stack[num].regs == NULL)
+    return REG_ESPACE;
   memcpy (fs->stack[num].regs, regs, sizeof (regmatch_t) * nregs);
   err = re_node_set_init_copy (&fs->stack[num].eps_via_nodes, eps_via_nodes);
   return err;