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Use O_CLOEXEC in {g_,}open () calls for race-free setting of the close-on-exec flag

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The remaining call sites are either Windows-only, between fork () and
exec () or in xdgmime copylib.

Hope I haven't missed any site.
This commit is contained in:
Maciej S. Szmigiero
2023-02-19 16:22:22 +01:00
committed by Philip Withnall
parent 0f5d274871
commit 3f2e18b07c
10 changed files with 56 additions and 24 deletions
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6
gio/gdbusauthmechanismsha1.c
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@@ -37,6 +37,10 @@
#include "gwin32sid.h"
#endif
#ifndef O_CLOEXEC
#define O_CLOEXEC 0
#endif
#include "gdbusauthmechanismsha1.h"
#include "gcredentials.h"
#include "gdbuserror.h"
@@ -519,7 +523,7 @@ create_lock_exclusive (const gchar *lock_path,
int errsv;
gint ret;
ret = g_open (lock_path, O_CREAT | O_EXCL, 0600);
ret = g_open (lock_path, O_CREAT | O_EXCL | O_CLOEXEC, 0600);
errsv = errno;
if (ret < 0)
{