Creat a thin logging layer

When qarshd is run via xinetd, stderr still goes out the socket
and messages from sockutil.c or qarsh_packet.c can interfere
with the protocol.  Create a thin wrapper which qacp and qarsh can
send to stderr and qarshd can send to syslog.

1 files changed, 14 insertions, 0 deletions

diff --git a/qarshd.c b/qarshd.c
index daead85..ef0fc15 100644
--- a/qarshd.c
+++ b/qarshd.c
@@ -36,6 +36,7 @@
 #include <netdb.h>
 #include <pwd.h>
 #include <grp.h>
+#include <stdarg.h>
 
 
 #include "sockutil.h"
@@ -64,6 +65,19 @@ off_t received = 0;
 char *saved_path = NULL;
 struct stat saved_stat;
 
+void
+lprintf(int priority, const char *format, ...)
+{
+	char buf[4096];
+	va_list ap;
+
+	va_start(ap, format);
+	vsnprintf(buf, 4096, format, ap);
+	va_end(ap);
+
+	syslog(priority, "%s", buf);
+}
+
 int
 setup_user(char *user, char *group)
 {