From: Andreas Schwab <schwab@suse.de>
Date: Wed, 9 May 2001 16:36:11 +0000 (+0000)
Subject: * sysdeps/unix/readdir.c: Make sure we don't modify errno when we reached EOF.
X-Git-Tag: cvs/pre-lgplv2_1~208
X-Git-Url: https://sourceware.org/git/?a=commitdiff_plain;h=a92544ca120238d4da72e27e5a10012f8bf75955;p=glibc.git

* sysdeps/unix/readdir.c: Make sure we don't modify errno when we reached EOF.
---

diff --git a/sysdeps/unix/readdir.c b/sysdeps/unix/readdir.c
index 4cb66ba2e4..312660a0c4 100644
--- a/sysdeps/unix/readdir.c
+++ b/sysdeps/unix/readdir.c
@@ -39,6 +39,7 @@ DIRENT_TYPE *
 __READDIR (DIR *dirp)
 {
   DIRENT_TYPE *dp;
+  int saved_errno = errno;
 
   __libc_lock_lock (dirp->lock);
 
@@ -63,6 +64,9 @@ __READDIR (DIR *dirp)
 	  bytes = __GETDENTS (dirp->fd, dirp->data, maxread);
 	  if (bytes <= 0)
 	    {
+	      /* Don't modifiy errno when reaching EOF.  */
+	      if (bytes == 0)
+		__set_errno (saved_errno);
 	      dp = NULL;
 	      break;
 	    }