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authorUlrich Drepper <drepper@redhat.com>1999-08-20 18:07:28 +0000
committerUlrich Drepper <drepper@redhat.com>1999-08-20 18:07:28 +0000
commitbe7d999a0931203c5541714a255635459ee6dde2 (patch)
treedbc64a1ec52528fb7c81dc47039a31235e1c4952
parentf95a00152abfa60e3f825d0d29970421a618286d (diff)
downloadglibc-be7d999a0931203c5541714a255635459ee6dde2.tar.gz
glibc-be7d999a0931203c5541714a255635459ee6dde2.tar.xz
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Update.
	* sysdeps/unix/sysv/linux/getcwd.c: Allocate buffer large enough
	not only if size == 0, but also for size < 0.
	* sysdeps/posix/getcwd.c: Likewise.  [PR libc/1269]
-rw-r--r--ChangeLog5
-rw-r--r--sysdeps/posix/getcwd.c4
-rw-r--r--sysdeps/unix/sysv/linux/getcwd.c6
3 files changed, 8 insertions, 7 deletions
diff --git a/ChangeLog b/ChangeLog
index 97fdc6e370..d036936303 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,7 +1,8 @@
 1999-08-20  Ulrich Drepper  <drepper@cygnus.com>
 
-	* sysdeps/posix/getcwd.c: Allocate buffer large enough not only if
-	size == 0, but also for size < 0 [PR libc/1269].
+	* sysdeps/unix/sysv/linux/getcwd.c: Allocate buffer large enough
+	not only if size == 0, but also for size < 0.
+	* sysdeps/posix/getcwd.c: Likewise.  [PR libc/1269]
 
 	* posix/execvp.c (execvp): Allocate array name of correct size.
 	Optimize inner loop.  Use execve directly, not execv.
diff --git a/sysdeps/posix/getcwd.c b/sysdeps/posix/getcwd.c
index 886a0ba827..e79598b045 100644
--- a/sysdeps/posix/getcwd.c
+++ b/sysdeps/posix/getcwd.c
@@ -226,7 +226,7 @@ __getcwd (buf, size)
   int prev_errno = errno;
   size_t allocated = size;
 
-  if (size == 0)
+  if (size <= 0)
     {
       if (buf != NULL)
 	{
@@ -363,7 +363,7 @@ __getcwd (buf, size)
 
 	  if ((size_t) (pathp - path) <= namlen)
 	    {
-	      if (size != 0)
+	      if (size > 0)
 		{
 		  (void) __closedir (dirstream);
 		  __set_errno (ERANGE);
diff --git a/sysdeps/unix/sysv/linux/getcwd.c b/sysdeps/unix/sysv/linux/getcwd.c
index cc7b987f9b..223cd310b8 100644
--- a/sysdeps/unix/sysv/linux/getcwd.c
+++ b/sysdeps/unix/sysv/linux/getcwd.c
@@ -72,7 +72,7 @@ __getcwd (char *buf, size_t size)
   if (no_syscall_getcwd && !have_new_dcache)
     return generic_getcwd (buf, size);
 
-  if (size == 0)
+  if (size <= 0)
     {
       if (buf != NULL)
 	{
@@ -179,7 +179,7 @@ __getcwd (char *buf, size_t size)
   __set_errno (save_errno);
 
   /* Don't put restrictions on the length of the path unless the user does.  */
-  if (size == 0)
+  if (size <= 0)
     {
       free (path);
       path = NULL;
@@ -187,7 +187,7 @@ __getcwd (char *buf, size_t size)
 
   result = generic_getcwd (path, size);
 
-  if (result == NULL && buf == NULL && size != 0)
+  if (result == NULL && buf == NULL && size > 0)
     free (path);
 
   return result;