Don't ignore SIGCHLD, system() needs it.

But we do ignore SIGPIPE, and tinc 1.0.x signals that are no longer used
(SIGUSR1 and SIGUSR2), since the default handler of these signals is to
terminate tincd immediately.

diff --git a/src/process.c b/src/process.c
index 89678349c0f97821deddcad58826d3cfe572bd55..8c6679b808a4ceff0f4058e90217f7e88afc55fb 100644 (file)
--- a/src/process.c
+++ b/src/process.c
@@ -224,7 +224,10 @@ bool init_service(void) {
 bool detach(void) {
 #ifndef HAVE_MINGW
        signal(SIGALRM, SIG_IGN);
-       signal(SIGCHLD, SIG_IGN);
+       signal(SIGPIPE, SIG_IGN);
+       signal(SIGUSR1, SIG_IGN);
+       signal(SIGUSR2, SIG_IGN);
+       signal(SIGWINCH, SIG_IGN);
 
        closelogger();
 #endif