From c9cddf51e757d8e59f0d5ead82a9d2414d61e9be Mon Sep 17 00:00:00 2001
From: Ulrich Drepper <drepper@redhat.com>
Date: Wed, 7 Jul 1999 12:30:38 +0000
Subject: Update.

1999-07-07  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/posix/getcwd.c: When resizing buffer make sure new size
	is large enough.
---
 sysdeps/posix/getcwd.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'sysdeps/posix/getcwd.c')

diff --git a/sysdeps/posix/getcwd.c b/sysdeps/posix/getcwd.c
index fe094b5a35..950ae613e7 100644
--- a/sysdeps/posix/getcwd.c
+++ b/sysdeps/posix/getcwd.c
@@ -135,6 +135,10 @@ extern void free ();
 # define memmove memcpy
 #endif	/* Not ANSI_STRING.  */
 
+#ifndef MAX
+# define MAX(a, b) ((a) < (b) ? (b) : (a))
+#endif
+
 #ifdef _LIBC
 # ifndef mempcpy
 #  define mempcpy __mempcpy
@@ -368,7 +372,7 @@ __getcwd (buf, size)
 		{
 		  char *tmp;
 
-		  size *= 2;
+		  size = 2 * MAX (size, namlen);
 		  tmp = realloc (path, size);
 		  if (tmp == NULL)
 		    {
-- 
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