GNU bug report logs - #58117
[PATCH] [SV 63111] Set osync handle to noinherit

Previous Next

Full log

Message #5 received at submit <at> debbugs.gnu.org (full text, mbox):

From: Andreas Schwab <schwab <at> suse.de>
To: bug-gnu-emacs <at> gnu.org
Subject: [PATCH] [SV 63111] Set osync handle to noinherit
Date: Tue, 27 Sep 2022 16:23:04 +0200

* src/posixos.c (osync_setup, osync_parse_mutex): Set osync_handle
to noinherit.
---
 src/posixos.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/posixos.c b/src/posixos.c
index d587f9c8..4097ce15 100644
--- a/src/posixos.c
+++ b/src/posixos.c
@@ -628,7 +628,10 @@ osync_setup ()
 {
   osync_handle = get_tmpfd (&osync_tmpfile);
   if (osync_handle >= 0)
-    sync_parent = 1;
+    {
+      fd_noinherit (osync_handle);
+      sync_parent = 1;
+    }
 }
 
 char *
@@ -662,6 +665,8 @@ osync_parse_mutex (const char *mutex)
     OSS (fatal, NILF, _("cannot open output sync mutex %s: %s"),
          osync_tmpfile, strerror (errno));
 
+  fd_noinherit (osync_handle);
+
   return 1;
 }
 
-- 
2.37.3


-- 
Andreas Schwab, SUSE Labs, schwab <at> suse.de
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE  1748 E4D4 88E3 0EEA B9D7
"And now for something completely different."

Previous Next

GNU bug tracking system
Copyright (C) 1999 Darren O. Benham, 1997,2003 nCipher Corporation Ltd, 1994-97 Ian Jackson.