Fix error output

dousers() previously tried to call g_message directly. Since we're
running as daemon already at this point, g_message won't produce output.

Fix by using err() instead.

diff --git a/nbd-server.c b/nbd-server.c
index 8774d51..1a2d79d 100644 (file)
--- a/nbd-server.c
+++ b/nbd-server.c
@@ -1626,26 +1626,25 @@ void serve_err(SERVER* serve, const char* msg) {
 void dousers(void) {
        struct passwd *pw;
        struct group *gr;
+       gchar* str;
        if(rungroup) {
                gr=getgrnam(rungroup);
                if(!gr) {
-                       g_message("Invalid group name: %s", rungroup);
-                       exit(EXIT_FAILURE);
+                       str = g_strdup_printf("Invalid group name: %s", rungroup);
+                       err(str);
                }
                if(setgid(gr->gr_gid)<0) {
-                       g_message("Could not set GID: %s", strerror(errno));
-                       exit(EXIT_FAILURE);
+                       err("Could not set GID: %m"); 
                }
        }
        if(runuser) {
                pw=getpwnam(runuser);
                if(!pw) {
-                       g_message("Invalid user name: %s", runuser);
-                       exit(EXIT_FAILURE);
+                       str = g_strdup_printf("Invalid user name: %s", runuser);
+                       err(str);
                }
                if(setuid(pw->pw_uid)<0) {
-                       g_message("Could not set UID: %s", strerror(errno));
-                       exit(EXIT_FAILURE);
+                       err("Could not set UID: %m");
                }
        }
 }