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[v2,03/20] libmultipath: condlog: log to stderr

Message ID 20180113211938.31552-4-mwilck@suse.com (mailing list archive)
State Not Applicable, archived
Delegated to: christophe varoqui
Headers show

Commit Message

Martin Wilck Jan. 13, 2018, 9:19 p.m. UTC 
Calling 'multipath' might result in various error messages, all
of which should be directed to stderr.
Having them intermixed with the actual output on stdout makes
parsing really hard.

Signed-off-by: Martin Wilck <mwilck@suse.com>
---
 libmultipath/debug.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/libmultipath/debug.c b/libmultipath/debug.c
index f89b26443ea5..f95a3e5f97f5 100644
--- a/libmultipath/debug.c
+++ b/libmultipath/debug.c
@@ -37,9 +37,9 @@  void dlog (int sink, int prio, const char * fmt, ...)
 					 "%b %d %H:%M:%S", tb);
 				buff[sizeof(buff)-1] = '\0';
 
-				fprintf(stdout, "%s | ", buff);
+				fprintf(stderr, "%s | ", buff);
 			}
-			vfprintf(stdout, fmt, ap);
+			vfprintf(stderr, fmt, ap);
 		}
 		else
 			log_safe(prio + 3, fmt, ap);