* winsup.h (SIGTOMASK): Add cast to sigset_t to avoid int overflow.

2015-02-23 12:40:01 +00:00
parent d6f62a1178
commit f6ec73c018
3 changed files with 8 additions and 1 deletions
--- a/winsup/cygwin/winsup.h
+++ b/winsup/cygwin/winsup.h
@@ -131,7 +131,7 @@ extern int cygserver_running;
    })

 /* Convert a signal to a signal mask */
-#define SIGTOMASK(sig)	(1 << ((sig) - 1))
+#define SIGTOMASK(sig)	((sigset_t) 1 << ((sig) - 1))

 #define set_api_fatal_return(n) do {extern int __api_fatal_exit_val; __api_fatal_exit_val = (n);} while (0)