From cd88e32b08f73bb8aba6f9b1ff0f3928a137f372 Mon Sep 17 00:00:00 2001
From: Florian Forster <octo@huhu.verplant.org>
Date: Mon, 9 May 2011 23:36:17 +0200
Subject: [PATCH] df plugin: Improve error message.

---
 src/df.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/df.c b/src/df.c
index fc80ac3f..2e9b2ae8 100644
--- a/src/df.c
+++ b/src/df.c
@@ -33,12 +33,14 @@
 #  include <sys/statvfs.h>
 # endif
 # define STATANYFS statvfs
+# define STATANYFS_STR "statvfs"
 # define BLOCKSIZE(s) ((s).f_frsize ? (s).f_frsize : (s).f_bsize)
 #elif HAVE_STATFS
 # if HAVE_SYS_STATFS_H
 #  include <sys/statfs.h>
 # endif
 # define STATANYFS statfs
+# define STATANYFS_STR "statfs"
 # define BLOCKSIZE(s) (s).f_bsize
 #else
 # error "No applicable input method."
@@ -227,7 +229,8 @@ static int df_read (void)
 		if (STATANYFS (mnt_ptr->dir, &statbuf) < 0)
 		{
 			char errbuf[1024];
-			ERROR ("statv?fs failed: %s",
+			ERROR (STATANYFS_STR"(%s) failed: %s",
+					mnt_ptr->dir,
 					sstrerror (errno, errbuf,
 						sizeof (errbuf)));
 			continue;
-- 
2.11.0