Merge pull request #128 from dunglas/fix/SA_ONSTACK_declaration

fix: ensure that SA_ONSTACK is declared
Pithikos · Dec 18, 2023 · 9577c67 · 9577c67
2 parents 6b45b07 + d3f1967
commit 9577c67
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/thpool.c b/thpool.c
@@ -14,6 +14,9 @@
 #ifndef _POSIX_C_SOURCE
 #define _POSIX_C_SOURCE 200809L
 #endif
+#ifndef _XOPEN_SOURCE
+#define _XOPEN_SOURCE 500
+#endif
 #endif
 #include <unistd.h>
 #include <signal.h>
@@ -349,7 +352,7 @@ static void* thread_do(struct thread* thread_p){
 	/* Register signal handler */
 	struct sigaction act;
 	sigemptyset(&act.sa_mask);
-	act.sa_flags = 0;
+	act.sa_flags = SA_ONSTACK;
 	act.sa_handler = thread_hold;
 	if (sigaction(SIGUSR1, &act, NULL) == -1) {
 		err("thread_do(): cannot handle SIGUSR1");