From: Paul Eggert <eggert@cs.ucla.edu>
Date: Mon, 3 Jan 2005 19:54:54 +0000 (+0000)
Subject: (futimens): Robustify the previous patch, by checking
X-Git-Tag: v5.3.0~60
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=dfe280e907733bbbeab2983beebc8ee5a30ac5df;p=thirdparty%2Fcoreutils.git

(futimens): Robustify the previous patch, by checking
for known valid error numbers rather than observed invalid ones.
---

diff --git a/lib/utimens.c b/lib/utimens.c
index c394977173..4448f19f47 100644
--- a/lib/utimens.c
+++ b/lib/utimens.c
@@ -81,10 +81,16 @@ futimens (int fd ATTRIBUTE_UNUSED,
 	return 0;
 
       /* On GNU/Linux without the futimes syscall and without /proc
-	 mounted, glibc futimes fails with errno == ENOENT or ENOSYS.
-	 Fall back on utimes in this case.  */
-      if (errno != ENOENT && errno != ENOSYS)
-	return -1;
+	 mounted, glibc futimes fails with errno == ENOENT.  Fall back
+	 on utimes if we get a weird error number like that.  */
+      switch (errno)
+	{
+	case EACCES:
+	case EIO:
+	case EPERM:
+	case EROFS:
+	  return -1;
+	}
     }
 # endif
   return utimes (file, t);