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make signal handlers errno safe

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Obtained from:	OpenBSD (file rev 1.5) Theo de Raadt <deraadt@openbsd.org>
This commit is contained in:
Eivind Eklund 1997-10-08 12:59:14 +00:00
parent 4c33974251
commit bd6b64117b
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=30231
1 changed files with 3 additions and 1 deletions
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4
bin/dd/misc.c
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@ -34,7 +34,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id$
* $Id: misc.c,v 1.7 1997/02/22 14:02:47 peter Exp $
*/
#ifndef lint
@ -91,8 +91,10 @@ void
summaryx(notused)
int notused;
{
int save_errno = errno;
summary();
errno = save_errno;
}
/* ARGSUSED */