mark unused parameters in signal handlers

Signal handlers receive their signal number as a parameter, but many
don't care what it is (because they only handle one signal, or because
their action is the same regardless of the signal). Mark such parameters
to silence -Wunused-parameter.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/daemon.c b/daemon.c
index 0ae7d12b5c..06d5bc6931 100644
--- a/daemon.c
+++ b/daemon.c
@@ -928,7 +928,7 @@ static void handle(int incoming, struct sockaddr *addr, socklen_t addrlen)
 		add_child(&cld, addr, addrlen);
 }
 
-static void child_handler(int signo)
+static void child_handler(int signo UNUSED)
 {
 	/*
 	 * Otherwise empty handler because systemcalls will get interrupted