use return to exit from main function

diff --git a/client.c b/client.c
index 7c7ac622a9a5e89d19c2df164a9e6ee3074658fa..64eefb745a809038dd60fd5f0867517583e9faf7 100644 (file)
--- a/client.c
+++ b/client.c
@@ -2729,11 +2729,11 @@ main(int argc, char **argv)
       family = IPADDR_INET6;
     } else if (!strcmp("-v", *argv) || !strcmp("--version",*argv)) {
       printf("chronyc (chrony) version %s (%s)\n", CHRONY_VERSION, CHRONYC_FEATURES);
-      exit(0);
+      return 0;
     } else if (!strncmp(*argv, "-", 1)) {
       fprintf(stderr, "Usage: %s [-h HOST] [-p PORT] [-n] [-4|-6] [-a] [-f FILE] [-m] [COMMAND]\n",
               progname);
-      exit(1);
+      return 1;
     } else {
       break; /* And process remainder of line as a command */
     }

diff --git a/main.c b/main.c
index b5c5c3e6225106489c0cb66682fed03e2e180101..393b12e4b9eab0522391da49ae15810758109a09 100644 (file)
--- a/main.c
+++ b/main.c
@@ -387,7 +387,7 @@ int main
     } else if (!strcmp("-v", *argv) || !strcmp("--version",*argv)) {
       /* This write to the terminal is OK, it comes before we turn into a daemon */
       printf("chronyd (chrony) version %s (%s)\n", CHRONY_VERSION, CHRONYD_FEATURES);
-      exit(0);
+      return 0;
     } else if (!strcmp("-n", *argv)) {
       nofork = 1;
     } else if (!strcmp("-d", *argv)) {
@@ -409,7 +409,7 @@ int main
     } else if (!strcmp("-h", *argv) || !strcmp("--help", *argv)) {
       printf("Usage: %s [-4|-6] [-n|-d] [-q|-Q] [-r] [-R] [-s] [-f FILE|COMMAND...]\n",
              progname);
-      exit(0);
+      return 0;
     } else if (*argv[0] == '-') {
       LOG_FATAL(LOGF_Main, "Unrecognized command line option [%s]", *argv);
     } else {
@@ -422,7 +422,7 @@ int main
   if (getuid() != 0) {
     /* This write to the terminal is OK, it comes before we turn into a daemon */
     fprintf(stderr,"Not superuser\n");
-    exit(1);
+    return 1;
   }
 
   /* Turn into a daemon */