From: Jim Meyering <jim@meyering.net>
Date: Tue, 25 Jul 2000 22:22:52 +0000 (+0000)
Subject: (change_file_mode): Save errno from a possibly failed chown,
X-Git-Tag: TEXTUTILS-2_0g~109
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ebd74667bc327d4bcbbe7385bd3668919d93f0cb;p=platform%2Fupstream%2Fcoreutils.git

(change_file_mode): Save errno from a possibly failed chown,
and use that later.  Otherwise, errno itself could be clobbered before used.
---

diff --git a/src/chmod.c b/src/chmod.c
index 41c538873..f958e962a 100644
--- a/src/chmod.c
+++ b/src/chmod.c
@@ -162,6 +162,7 @@ change_file_mode (const char *file, const struct mode_change *changes,
   if (newmode != (file_stats.st_mode & CHMOD_MODE_BITS))
     {
       int fail = chmod (file, newmode);
+      int saved_errno = errno;
 
       if (verbosity == V_high || (verbosity == V_changes_only && !fail))
 	describe_change (file, newmode, (fail ? CH_FAILED : CH_SUCCEEDED));
@@ -169,7 +170,7 @@ change_file_mode (const char *file, const struct mode_change *changes,
       if (fail)
 	{
 	  if (force_silent == 0)
-	    error (0, errno, "%s", file);
+	    error (0, saved_errno, "%s", file);
 	  errors = 1;
 	}
     }