Module Name: src
Committed By: christos
Date: Mon Feb 15 15:29:25 UTC 2016
Modified Files:
src/lib/libedit: sig.c
Log Message:
OpenBSD sig.c rev. 1.6 2001/12/06 04:26:00 deraadt
save and restore errno in signal handler
To generate a diff of this commit:
cvs rdiff -u -r1.17 -r1.18 src/lib/libedit/sig.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/lib/libedit/sig.c
diff -u src/lib/libedit/sig.c:1.17 src/lib/libedit/sig.c:1.18
--- src/lib/libedit/sig.c:1.17 Thu Jul 28 16:50:55 2011
+++ src/lib/libedit/sig.c Mon Feb 15 10:29:25 2016
@@ -1,4 +1,4 @@
-/* $NetBSD: sig.c,v 1.17 2011/07/28 20:50:55 christos Exp $ */
+/* $NetBSD: sig.c,v 1.18 2016/02/15 15:29:25 christos Exp $ */
/*-
* Copyright (c) 1992, 1993
@@ -37,7 +37,7 @@
#if 0
static char sccsid[] = "@(#)sig.c 8.1 (Berkeley) 6/4/93";
#else
-__RCSID("$NetBSD: sig.c,v 1.17 2011/07/28 20:50:55 christos Exp $");
+__RCSID("$NetBSD: sig.c,v 1.18 2016/02/15 15:29:25 christos Exp $");
#endif
#endif /* not lint && not SCCSID */
@@ -68,9 +68,10 @@ private void sig_handler(int);
private void
sig_handler(int signo)
{
- int i;
+ int i, save_errno;
sigset_t nset, oset;
+ save_errno = errno;
(void) sigemptyset(&nset);
(void) sigaddset(&nset, signo);
(void) sigprocmask(SIG_BLOCK, &nset, &oset);
@@ -104,6 +105,7 @@ sig_handler(int signo)
sigemptyset(&sel->el_signal->sig_action[i].sa_mask);
(void) sigprocmask(SIG_SETMASK, &oset, NULL);
(void) kill(0, signo);
+ errno = save_errno;
}
