Add missing sigemptyset()

[ptyas/ptyas.git] / ptyas.c

diff --git a/ptyas.c b/ptyas.c
index 4b7b208856e88f53a43abc833ea4dde6a7c5bcdb..2cd0cd62ac575974b6cf253f28a21cf8231cccc0 100644 (file)
--- a/ptyas.c
+++ b/ptyas.c
@@ -270,10 +270,12 @@ static void proxy_input_between_ttys(int pty_master, int ctty, volatile pid_t *p
 static volatile pid_t pid_to_wait_for;
 static int pid_to_wait_for_status;
 
-static void sigchld_handler() {
+static void sigchld_handler(int signal) {
     int status;
     pid_t pid;
 
+    (void)signal;
+
     while ((pid = waitpid(-1, &status, WNOHANG)) > 0) {
         if (pid == pid_to_wait_for) {
             /* Mark that our child has died and we should exit as well. */
@@ -426,6 +428,7 @@ int main(int argc, char **argv) {
     struct sigaction action = {
         .sa_handler = sigchld_handler,
     };
+    sigemptyset(&action.sa_mask);
     if (sigaction(SIGCHLD, &action, NULL) != 0) {
         die("sigaction");
     }