From e99182dab3093f1645f9e4ff216aa752d7443fb1 Mon Sep 17 00:00:00 2001
From: Laurent Bercot <ska-skaware@skarnet.org>
Date: Thu, 1 Jan 2026 13:47:45 +0000
Subject:  Save/restore errno in all safe wrappers

---
 src/libstddjb/wait_reap.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/libstddjb/wait_reap.c')

diff --git a/src/libstddjb/wait_reap.c b/src/libstddjb/wait_reap.c
index 051b11e..e0de653 100644
--- a/src/libstddjb/wait_reap.c
+++ b/src/libstddjb/wait_reap.c
@@ -1,11 +1,15 @@
 /* ISC license. */
 
+#include <errno.h>
+
 #include <skalibs/djbunix.h>
 
 unsigned int wait_reap ()
 {
+  int e = errno ;
   unsigned int n = 0 ;
   int wstat ;
   while (wait_nohang(&wstat) > 0) n++ ;
+  errno = e ;
   return n ;
 }
-- 
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