X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;ds=sidebyside;f=src%2Ftincd.c;h=b62c8c1903a7cf30002b2a1a0ba57efd1f9ce2fa;hb=11868b890d1a7f4cfbfb37099393b32019010f66;hp=fb2a1557aa7fb0b59fd8e2d406c6cc0c189a5321;hpb=7f96ef081dc0dc41e3955e35c1a36a62fd47f72b;p=tinc

diff --git a/src/tincd.c b/src/tincd.c
index fb2a1557..b62c8c19 100644
--- a/src/tincd.c
+++ b/src/tincd.c
@@ -363,6 +363,14 @@ int main(int argc, char **argv) {
 		logger(DEBUG_ALWAYS, LOG_ERR, "System call `%s' failed: %s", "WSAStartup", winerror(GetLastError()));
 		return 1;
 	}
+#else
+	// Check if we got an umbilical fd from the process that started us
+	char *umbstr = getenv("TINC_UMBILICAL");
+	if(umbstr) {
+		umbilical = atoi(umbstr);
+		if(fcntl(umbilical, F_GETFL) < 0)
+			umbilical = 0;
+	}
 #endif
 
 	openlogger("tinc", use_logfile?LOGMODE_FILE:LOGMODE_STDERR);
@@ -466,6 +474,12 @@ int main2(int argc, char **argv) {
 
 	logger(DEBUG_ALWAYS, LOG_NOTICE, "Ready");
 
+	if(umbilical) { // snip!
+		write(umbilical, "", 1);
+		close(umbilical);
+		umbilical = 0;
+	}
+
 	try_outgoing_connections();
 
 	status = main_loop();