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>

Jeff King committed Feb 24, 2023 at 01:39 UTC 9ec03b59a8c4f5a0b4e666bd179a8eed71484825
4 files changed +4 -4
builtin/fast-import.c
+1 -1
index 7134683ab9..4a8c835062 100644 --- a/builtin/fast-import.c +++ b/builtin/fast-import.c @@ -436,7 +436,7 @@ static void set_checkpoint_signal(void) #else -static void checkpoint_signal(int signo) +static void checkpoint_signal(int signo UNUSED) { checkpoint_requested = 1; }
builtin/log.c
+1 -1
index 04412dd9c9..813b768e24 100644 --- a/builtin/log.c +++ b/builtin/log.c @@ -436,7 +436,7 @@ static void log_show_early(struct rev_info *revs, struct commit_list *list) setitimer(ITIMER_REAL, &early_output_timer, NULL); } -static void early_output(int signal) +static void early_output(int signal UNUSED) { show_early_output = log_show_early; }
daemon.c
+1 -1
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
progress.c
+1 -1
index 0cdd875d37..9b33a2df32 100644 --- a/progress.c +++ b/progress.c @@ -59,7 +59,7 @@ void progress_test_force_update(void) } -static void progress_interval(int signum) +static void progress_interval(int signum UNUSED) { progress_update = 1; }