Use EXIT_FAILURE and EXIT_SUCCESS macros

diff --git a/src/main/radiusd.c b/src/main/radiusd.c
index d837d0f..604cd54 100644 (file)
--- a/src/main/radiusd.c
+++ b/src/main/radiusd.c
@@ -197,7 +197,7 @@ int main(int argc, char *argv[])
                                                            O_WRONLY | O_APPEND | O_CREAT, 0640);
                                if (default_log.fd < 0) {
                                        fprintf(stderr, "radiusd: Failed to open log file %s: %s\n", mainconfig.log_file, strerror(errno));
-                                       exit(1);
+                                       exit(EXIT_FAILURE);
                                }
                                fr_log_fp = fdopen(default_log.fd, "a");
                                break;          
@@ -205,7 +205,7 @@ int main(int argc, char *argv[])
                        case 'i':
                                if (ip_hton(optarg, AF_UNSPEC, &mainconfig.myip) < 0) {
                                        fprintf(stderr, "radiusd: Invalid IP Address or hostname \"%s\"\n", optarg);
-                                       exit(1);
+                                       exit(EXIT_FAILURE);
                                }
                                flag |= 1;
                                break;
@@ -228,7 +228,7 @@ int main(int argc, char *argv[])
                                if ((mainconfig.port <= 0) ||
                                    (mainconfig.port >= 65536)) {
                                        fprintf(stderr, "radiusd: Invalid port number %s\n", optarg);
-                                       exit(1);
+                                       exit(EXIT_FAILURE);
                                }
                                flag |= 2;
                                break;
@@ -255,7 +255,7 @@ int main(int argc, char *argv[])
                                default_log.fd = STDOUT_FILENO;
                                
                                version();
-                               exit(0);
+                               exit(EXIT_SUCCESS);
                        case 'X':
                                spawn_flag = false;
                                dont_fork = true;
@@ -294,13 +294,13 @@ int main(int argc, char *argv[])
         */
 #ifdef HAVE_OPENSSL_CRYPTO_H
        if (ssl_check_version() < 0) {
-               exit(1);
+               exit(EXIT_FAILURE);
        }
 #endif
 
        if (flag && (flag != 0x03)) {
                fprintf(stderr, "radiusd: The options -i and -p cannot be used individually.\n");
-               exit(1);
+               exit(EXIT_FAILURE);
        }
 
        if (debug_flag) {
@@ -309,7 +309,7 @@ int main(int argc, char *argv[])
 
        /*  Read the configuration files, BEFORE doing anything else.  */
        if (read_mainconfig(0) < 0) {
-               exit(1);
+               exit(EXIT_FAILURE);
        }
 
 #ifndef __MINGW32__
@@ -321,14 +321,14 @@ int main(int argc, char *argv[])
 
                if (pid < 0) {
                        ERROR("Couldn't fork: %s", strerror(errno));
-                       exit(1);
+                       exit(EXIT_FAILURE);
                }
 
                /*
                 *  The parent exits, so the child can run in the background.
                 */
                if (pid > 0) {
-                       exit(0);
+                       exit(EXIT_SUCCESS);
                }
 #ifdef HAVE_SETSID
                setsid();
@@ -353,7 +353,7 @@ int main(int argc, char *argv[])
                if (devnull < 0) {
                        ERROR("Failed opening /dev/null: %s\n",
                               strerror(errno));
-                       exit(1);
+                       exit(EXIT_FAILURE);
                }
                dup2(devnull, STDIN_FILENO);
                if (default_log.dest == L_DST_STDOUT) {
@@ -431,7 +431,7 @@ int main(int argc, char *argv[])
                        goto cleanup;
                }
                
-               exit(0);
+               exit(EXIT_SUCCESS);
        }
 
 #ifdef WITH_STATS
@@ -463,7 +463,7 @@ int main(int argc, char *argv[])
                } else {
                        ERROR("Failed creating PID file %s: %s\n",
                               mainconfig.pid_file, strerror(errno));
-                       exit(1);
+                       exit(EXIT_FAILURE);
                }
        }