add support for overriding the socket name

diff --git a/ubusd.c b/ubusd.c
index 491659d..02e0086 100644 (file)
--- a/ubusd.c
+++ b/ubusd.c
@@ -311,9 +311,20 @@ static struct uloop_fd server_fd = {
        .cb = server_cb,
 };
 
+static int usage(const char *progname)
+{
+       fprintf(stderr, "Usage: %s [<options>]\n"
+               "Options: \n"
+               "  -s <socket>:         Set the unix domain socket to listen on\n"
+               "\n", progname);
+       return 1;
+}
+
 int main(int argc, char **argv)
 {
+       const char *ubus_socket = UBUS_UNIX_SOCKET;
        int ret = 0;
+       int ch;
 
        signal(SIGPIPE, SIG_IGN);
 
@@ -321,8 +332,18 @@ int main(int argc, char **argv)
 
        uloop_init();
 
-       unlink(UBUS_UNIX_SOCKET);
-       server_fd.fd = usock(USOCK_UNIX | USOCK_SERVER | USOCK_NONBLOCK, UBUS_UNIX_SOCKET, NULL);
+       while ((ch = getopt(argc, argv, "s:")) != -1) {
+               switch (ch) {
+               case 's':
+                       ubus_socket = optarg;
+                       break;
+               default:
+                       return usage(argv[0]);
+               }
+       }
+
+       unlink(ubus_socket);
+       server_fd.fd = usock(USOCK_UNIX | USOCK_SERVER | USOCK_NONBLOCK, ubus_socket, NULL);
        if (server_fd.fd < 0) {
                perror("usock");
                ret = -1;