convenience SIG_ATOMIC_T macro definition

18 years ago · f68a45779d
parent 140d6b08fb
commit f68a45779d
1 changed files with 11 additions and 0 deletions
--- a/setup_once.h
+++ b/setup_once.h
@ -212,6 +212,17 @@ typedef int sig_atomic_t;
 #endif


+/*
+ * Convenience SIG_ATOMIC_T definition
+ */
+
+#ifdef HAVE_SIG_ATOMIC_T_VOLATILE
+#define SIG_ATOMIC_T static sig_atomic_t
+#else
+#define SIG_ATOMIC_T static volatile sig_atomic_t
+#endif
+
+
 /*
 * Default return type for signal handlers.
 */