Add tests for some device & address variables

[tinc] / src / tincd.c

diff --git a/src/tincd.c b/src/tincd.c
index 1c9b6ed..4c33dc0 100644 (file)
--- a/src/tincd.c
+++ b/src/tincd.c
@@ -503,6 +503,9 @@ int main(int argc, char **argv) {
 #endif
 #ifdef ENABLE_VDE
                        " vde"
+#endif
+#ifdef HAVE_WATCHDOG
+                       " watchdog"
 #endif
                        "\n\n"
                        "Copyright (C) 1998-2021 Ivo Timmermans, Guus Sliepen and others.\n"
@@ -563,7 +566,9 @@ int main(int argc, char **argv) {
 
        g_argv = argv;
 
-       if(getenv("LISTEN_PID") && atoi(getenv("LISTEN_PID")) == getpid()) {
+       const char *listen_pid = getenv("LISTEN_PID");
+
+       if(listen_pid && atoi(listen_pid) == getpid()) {
                do_detach = false;
        }