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删除不必要的子进程信号

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glib 会自动处理子进程资源，无需手动处理，手动处理不当反而会造成 bug
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Zedhugh Chen
2026-01-25 11:25:56 +08:00
parent 3e2bf57218
commit 21d7adf882
1 changed files with 0 additions and 15 deletions
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15
src/wm.c
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@@ -50,9 +50,6 @@ wm_t wm;
/** argv used to run wm */ /** argv used to run wm */
static char **cmd_argv; static char **cmd_argv;
/** A pipe that is used to asynchronously handle SIGCHLD */
static int sigchld_pipe[2];
static gboolean restart_on_signal(gpointer data) { static gboolean restart_on_signal(gpointer data) {
wm_restart(); wm_restart();
return TRUE; return TRUE;
@@ -69,14 +66,6 @@ static void signal_fatal(int signal_number) {
fatal("signal %d, dumping backtrace\n%s", signal_number, buffer.s); fatal("signal %d, dumping backtrace\n%s", signal_number, buffer.s);
} }
/* Signal handler for SIGCHLD. Causes reap_children() to be called. */
static void signal_child(int signum) {
assert(signum == SIGCHLD);
int res = write(sigchld_pipe[1], " ", 1);
(void)res;
assert(res == 1);
}
static guint sources[3] = {0}; static guint sources[3] = {0};
void wm_setup_signal(void) { void wm_setup_signal(void) {
@@ -92,10 +81,6 @@ void wm_setup_signal(void) {
sigaction(SIGILL, &sa, 0); sigaction(SIGILL, &sa, 0);
sigaction(SIGSEGV, &sa, 0); sigaction(SIGSEGV, &sa, 0);
signal(SIGPIPE, SIG_IGN); signal(SIGPIPE, SIG_IGN);
sa.sa_handler = signal_child;
sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
sigaction(SIGCHLD, &sa, 0);
} }
void wm_check_other_wm(void) { void wm_check_other_wm(void) {