Add -d detach option

diff --git a/l2tpns.c b/l2tpns.c
index 8fc2167..7b8822d 100644 (file)
--- a/l2tpns.c
+++ b/l2tpns.c
@@ -2254,10 +2254,15 @@ int main(int argc, char *argv[])
        time(&basetime);             // start clock
        // scan args
 
-       while ((o = getopt(argc, argv, "vc:h:a:")) >= 0)
+       while ((o = getopt(argc, argv, "vc:h:a:d")) >= 0)
        {
                switch (o)
                {
+                       case 'd':
+                               // Double fork to detach from terminal
+                               if (fork()) exit(0);
+                               if (fork()) exit(0);
+                               break;
                        case 'v':
                                config->debug++;
                                break;
@@ -2266,7 +2271,7 @@ int main(int argc, char *argv[])
                                break;
                        case '?':
                        default:
-                               printf("Args are:\n\t-c <file>\tConfig file\n\t-h <hostname>\tForce hostname\n\t-a <address>\tUse specific address\n\t-v\t\tDebug\n");
+                               printf("Args are:\n\t-d\tDetach from terminal\n\t-c <file>\tConfig file\n\t-h <hostname>\tForce hostname\n\t-a <address>\tUse specific address\n\t-v\t\tDebug\n");
                                return (0);
                                break;
                }
@@ -2283,7 +2288,7 @@ int main(int argc, char *argv[])
        initdata();
        init_cli();
        read_config_file();
-       log(0, 0, 0, 0, "$Id: l2tpns.c,v 1.6 2004/05/24 04:20:28 fred_nerk Exp $\n(c) Copyright 2002 FireBrick (Andrews & Arnold Ltd / Watchfront Ltd) - GPL licenced\n");
+       log(0, 0, 0, 0, "$Id: l2tpns.c,v 1.7 2004/05/24 04:42:50 fred_nerk Exp $\n(c) Copyright 2002 FireBrick (Andrews & Arnold Ltd / Watchfront Ltd) - GPL licenced\n");
        {
                struct rlimit rlim;
                rlim.rlim_cur = RLIM_INFINITY;