From: Todd C. Miller <Todd.Miller@courtesan.com>
Date: Wed, 6 Aug 1997 18:58:06 +0000 (+0000)
Subject: save errno from being clobbered by wait().  From Theo
X-Git-Tag: SUDO_1_5_4~25
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=b5f54d7740ec83266905896d7f3fb9ad80ed0e7b;p=sudo

save errno from being clobbered by wait().  From Theo
---

diff --git a/logging.c b/logging.c
index b3eeced5d..e2311eb19 100644
--- a/logging.c
+++ b/logging.c
@@ -536,10 +536,13 @@ static void send_mail()
 static RETSIGTYPE reapchild(sig)
     int sig;
 {
+    int save_errno = errno;
+
     (void) wait(NULL);
 #ifndef POSIX_SIGNALS
     (void) signal(SIGCHLD, reapchild);
 #endif /* POSIX_SIGNALS */
+    errno = save_errno;
 }