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 8967834..8c6679b 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