virtiofsd: convert more fprintf and perror to use fuse log infra

Signed-off-by: Eryu Guan <eguan@linux.alibaba.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Misono Tomohiro <misono.tomohiro@jp.fujitsu.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>

1 files changed, 5 insertions, 2 deletions

diff --git a/tools/virtiofsd/fuse_signals.c b/tools/virtiofsd/fuse_signals.c
index dc7c8ac025..f18625b6e2 100644
--- a/tools/virtiofsd/fuse_signals.c
+++ b/tools/virtiofsd/fuse_signals.c
@@ -12,6 +12,7 @@
 #include "fuse_i.h"
 #include "fuse_lowlevel.h"
 
+#include <errno.h>
 #include <signal.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -47,13 +48,15 @@ static int set_one_signal_handler(int sig, void (*handler)(int), int remove)
     sa.sa_flags = 0;
 
     if (sigaction(sig, NULL, &old_sa) == -1) {
-        perror("fuse: cannot get old signal handler");
+        fuse_log(FUSE_LOG_ERR, "fuse: cannot get old signal handler: %s\n",
+                 strerror(errno));
         return -1;
     }
 
     if (old_sa.sa_handler == (remove ? handler : SIG_DFL) &&
         sigaction(sig, &sa, NULL) == -1) {
-        perror("fuse: cannot set signal handler");
+        fuse_log(FUSE_LOG_ERR, "fuse: cannot set signal handler: %s\n",
+                 strerror(errno));
         return -1;
     }
     return 0;