troubleshooting the appimage

diff --git a/appimage/ctdlvisor.c b/appimage/ctdlvisor.c
index a7ae77677f9f01791c4768d897efea5c189fa3c1..cfeaf290a526f4cf767eedcbb9e64f18a8668c01 100644 (file)
--- a/appimage/ctdlvisor.c
+++ b/appimage/ctdlvisor.c
@@ -26,6 +26,7 @@
 #include <limits.h>
 
 void main_loop(void);
+void run_in_foreground(void);
 
 char *data_directory = "/usr/local/citadel";
 char *http_port = "80";
@@ -36,7 +37,7 @@ pid_t webcits_pid;
 
 
 void signal_handler(int signal) {
-       fprintf(stderr, "ctdlvisor: caught signal %d", signal);
+       fprintf(stderr, "ctdlvisor: caught signal %d\n", signal);
 
        int status;
        pid_t who_exited;
@@ -118,6 +119,11 @@ pid_t start_webcits() {
 }
 
 
+static char *usage =
+       "ctdlvisor: usage: ctdlvisor [-h data_directory] [-p http_port] [-s https_port] command\n"
+       "           'command' must be one of: run, install, start, stop\n"
+;
+
 int main(int argc, char **argv) {
        int c;
 
@@ -132,10 +138,29 @@ int main(int argc, char **argv) {
                        https_port = optarg;
                        break;
                default:
-                       fprintf(stderr, "ctdlvisor: usage: ctdlvisor [-h data_directory] [-p http_port] [-s https_port]\n");
+                       fprintf(stderr, "%s", usage);
                        exit(1);
        }
 
+
+       if (argc != optind+1) {
+               fprintf(stderr, "%s", usage);
+               exit(1);
+       }
+
+       if (!strcasecmp(argv[optind], "run")) {
+               run_in_foreground();
+       }
+       else {
+               fprintf(stderr, "%s", usage);
+               exit(1);
+       }
+
+       exit(0);
+}
+
+
+void run_in_foreground(void) {
        fprintf(stderr, "ctdlvisor: Welcome to the Citadel System, brought to you using AppImage.\n");
        fprintf(stderr, "ctdlvisor: LD_LIBRARY_PATH = %s\n", getenv("LD_LIBRARY_PATH"));
        fprintf(stderr, "ctdlvisor:            PATH = %s\n", getenv("PATH"));