upstream: Replace all calls to signal(2) with a wrapper around

sigaction(2). This wrapper blocks all other signals during the handler
preventing races between handlers, and sets SA_RESTART which should reduce
the potential for short read/write operations.

OpenBSD-Commit-ID: 5e047663fd77a40d7b07bdabe68529df51fd2519

1 files changed, 3 insertions, 3 deletions

diff --git a/progressmeter.c b/progressmeter.c
index 72f40f8f9..8baf798f1 100644
--- a/progressmeter.c
+++ b/progressmeter.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: progressmeter.c,v 1.49 2019/10/29 07:47:27 dtucker Exp $ */
+/* $OpenBSD: progressmeter.c,v 1.50 2020/01/23 07:10:22 dtucker Exp $ */
 /*
  * Copyright (c) 2003 Nils Nordman.  All rights reserved.
  *
@@ -252,8 +252,8 @@ start_progress_meter(const char *f, off_t filesize, off_t *ctr)
         setscreensize();
         refresh_progress_meter(1);
 
-        signal(SIGALRM, sig_alarm);
-        signal(SIGWINCH, sig_winch);
+        ssh_signal(SIGALRM, sig_alarm);
+        ssh_signal(SIGWINCH, sig_winch);
         alarm(UPDATE_INTERVAL);
 }