daemon.c: Minor logging impreovments.

diff --git a/daemon.c b/daemon.c
index c790c17ba5c6bfd124db576fa6b60e96732054e6..bb75478adae6f639b314fa7aa98a7ad2c3501e72 100644 (file)
--- a/daemon.c
+++ b/daemon.c
@@ -88,7 +88,7 @@ void close_log(FILE* logfile)
 {
        if (!logfile)
                return;
-       PARA_INFO_LOG("%s", "closing logfile\n");
+       PARA_INFO_LOG("closing logfile\n");
        fclose(logfile);
 }
 
@@ -126,27 +126,28 @@ void para_drop_privileges(const char *username, const char *groupname)
        if (groupname) {
                struct group *g = getgrnam(groupname);
                if (!g) {
-                       PARA_EMERG_LOG("failed to get group %s\n", groupname);
+                       PARA_EMERG_LOG("failed to get group %s: %s\n",
+                               groupname, strerror(errno));
                        exit(EXIT_FAILURE);
                }
                if (setgid(g->gr_gid) < 0) {
-                       PARA_EMERG_LOG("failed to set group id %d (%s)\n",
+                       PARA_EMERG_LOG("failed to set group id %d: %s\n",
                                (int)g->gr_gid, strerror(errno));
                        exit(EXIT_FAILURE);
                }
        }
        if (!username) {
-               PARA_EMERG_LOG("%s", "root privileges, but no user option given\n");
+               PARA_EMERG_LOG("root privileges, but no user option given\n");
                exit(EXIT_FAILURE);
        }
        tmp = para_strdup(username);
        p = getpwnam(tmp);
        free(tmp);
        if (!p) {
-               PARA_EMERG_LOG("%s", "no such user\n");
+               PARA_EMERG_LOG("%s: no such user\n", username);
                exit(EXIT_FAILURE);
        }
-       PARA_INFO_LOG("%s", "dropping root privileges\n");
+       PARA_INFO_LOG("dropping root privileges\n");
        setuid(p->pw_uid);
        PARA_DEBUG_LOG("uid: %d, euid: %d\n", (int)getuid(), (int)geteuid());
 }