Update.

2001-09-18  Ulrich Drepper  <drepper@redhat.com>

	* malloc/malloc.c (ptmalloc_init): Handle _environ==NULL.
	Reported by B. D. Elliott <bde@nwlink.com> [PR libc/2541].

2001-09-18  Andreas Schwab  <schwab@suse.de>

	* elf/dl-load.c (_dl_map_object_from_fd): Update handling of scope
	list, now that l_scope is a pointer.

	* elf/dl-open.c (dl_open_worker): Fix thinko when enlarging the
	scope list.

2001-09-18  kaz Kojima  <kkojima@rr.iij4u.or.jp>

	* sysdeps/sh/dl-machine.h (elf_machine_rela): Fix reverse condition.
	(elf_machine_rela_relative): Add a missing declaration.

2001-09-18  Jakub Jelinek  <jakub@redhat.com>

	* sysdeps/unix/sysv/linux/ia64/ldd-rewrite.sed: New.
	* sysdeps/unix/sysv/linux/s390/ldd-rewrite.sed: New.
	* sysdeps/unix/sysv/linux/configure.in: Add ia64 and s390
	ldd-rewrite scripts.

2001-09-18  Ulrich Drepper  <drepper@redhat.com>

	* elf/ldd.bash.in: Update copyright message.

2001-09-17  H.J. Lu  <hjl@gnu.org>

	* hurd/hurdmalloc.c (bcopy): Removed.
	(realloc): Replace bcopy with memcpy.
	* hurd/path-lookup.c (file_name_path_scan): Likewise.
	* resolv/gethnamaddr.c (map_v4v6_address): Likewise.
	* sunrpc/rpcinfo.c (pmapdump): Likewise.

	* resolv/gethnamaddr.c (getanswer): Replace bcopy with memmove.
	(gethostbyaddr): Likewise.
	* sunrpc/rpcinfo.c (get_inet_address): Likewise.

2001-09-18  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/gnu/eval.c: Removed.

1 files changed, 42 insertions, 42 deletions

diff --git a/malloc/malloc.c b/malloc/malloc.c
index 6722ac41c0..8279ddaf22 100644
--- a/malloc/malloc.c
+++ b/malloc/malloc.c
@@ -1766,49 +1766,49 @@ ptmalloc_init __MALLOC_P((void))
   secure = __libc_enable_secure;
 #ifdef _LIBC
   s = NULL;
-  {
-    char **runp = _environ;
-    char *envline;
+  if (_environ != NULL)
+    {
+      char **runp = _environ;
+      char *envline;
 
-    while (__builtin_expect ((envline = next_env_entry (&runp)) != NULL,
-			     0))
-      {
-	size_t len = strcspn (envline, "=");
-
-	if (envline[len] != '=')
-	  /* This is a "MALLOC_" variable at the end of the string
-	     without a '=' character.  Ignore it since otherwise we
-	     will access invalid memory below.  */
-	  continue;
-
-	switch (len)
-	  {
-	  case 6:
-	    if (memcmp (envline, "CHECK_", 6) == 0)
-	      s = &envline[7];
-	    break;
-	  case 8:
-	    if (! secure && memcmp (envline, "TOP_PAD_", 8) == 0)
-	      mALLOPt(M_TOP_PAD, atoi(&envline[9]));
-	    break;
-	  case 9:
-	    if (! secure && memcmp (envline, "MMAP_MAX_", 9) == 0)
-	      mALLOPt(M_MMAP_MAX, atoi(&envline[10]));
-	    break;
-	  case 15:
-	    if (! secure)
-	      {
-		if (memcmp (envline, "TRIM_THRESHOLD_", 15) == 0)
-		  mALLOPt(M_TRIM_THRESHOLD, atoi(&envline[16]));
-		else if (memcmp (envline, "MMAP_THRESHOLD_", 15) == 0)
-		  mALLOPt(M_MMAP_THRESHOLD, atoi(&envline[16]));
-	      }
-	    break;
-	  default:
-	    break;
-	  }
-      }
-  }
+      while (__builtin_expect ((envline = next_env_entry (&runp)) != NULL, 0))
+	{
+	  size_t len = strcspn (envline, "=");
+
+	  if (envline[len] != '=')
+	    /* This is a "MALLOC_" variable at the end of the string
+	       without a '=' character.  Ignore it since otherwise we
+	       will access invalid memory below.  */
+	    continue;
+
+	  switch (len)
+	    {
+	    case 6:
+	      if (memcmp (envline, "CHECK_", 6) == 0)
+		s = &envline[7];
+	      break;
+	    case 8:
+	      if (! secure && memcmp (envline, "TOP_PAD_", 8) == 0)
+		mALLOPt(M_TOP_PAD, atoi(&envline[9]));
+	      break;
+	    case 9:
+	      if (! secure && memcmp (envline, "MMAP_MAX_", 9) == 0)
+		mALLOPt(M_MMAP_MAX, atoi(&envline[10]));
+	      break;
+	    case 15:
+	      if (! secure)
+		{
+		  if (memcmp (envline, "TRIM_THRESHOLD_", 15) == 0)
+		    mALLOPt(M_TRIM_THRESHOLD, atoi(&envline[16]));
+		  else if (memcmp (envline, "MMAP_THRESHOLD_", 15) == 0)
+		    mALLOPt(M_MMAP_THRESHOLD, atoi(&envline[16]));
+		}
+	      break;
+	    default:
+	      break;
+	    }
+	}
+    }
 #else
   if (! secure)
     {