xz: Silence a warning when sig_atomic_t is long int.

It can be true at least on z/OS.

diff --git a/src/xz/signals.c b/src/xz/signals.c
index 7daeddca625a22205f0c032e25fe2611408bd68e..7aef463c7570a190ddc305d8a1c688a807472f2b 100644 (file)
--- a/src/xz/signals.c
+++ b/src/xz/signals.c
@@ -152,7 +152,7 @@ signals_unblock(void)
 extern void
 signals_exit(void)
 {
-       const int sig = exit_signal;
+       const int sig = (int)exit_signal;
 
        if (sig != 0) {
 #if defined(TUKLIB_DOSLIKE) || defined(__VMS)