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authorLeah Rowe <leah@libreboot.org>2026-04-01 11:36:41 +0100
committerLeah Rowe <leah@libreboot.org>2026-04-01 11:52:53 +0100
commit2c40ad78166c4cdb667caf4238080a4708c43326 (patch)
treedc67bccbc3eb8725e1d5be65dc9f638ff650b5a2 /util/libreboot-utils/lib/mkhtemp.c
parent716140b80feebaeea5ef833de1f6acae68e8a8f1 (diff)
lbutils: only use GNU SOURCE for syscall
and remove manual prototypes; fchmod, realpath and so on rely on the _XOPEN_SOURCE macro. the POSIX macro wasn't needed: _XOPEN_SOURCE is sufficient. Signed-off-by: Leah Rowe <leah@libreboot.org>
Diffstat (limited to 'util/libreboot-utils/lib/mkhtemp.c')
-rw-r--r--util/libreboot-utils/lib/mkhtemp.c29
1 files changed, 16 insertions, 13 deletions
diff --git a/util/libreboot-utils/lib/mkhtemp.c b/util/libreboot-utils/lib/mkhtemp.c
index 46f6419f..11a5bdb9 100644
--- a/util/libreboot-utils/lib/mkhtemp.c
+++ b/util/libreboot-utils/lib/mkhtemp.c
@@ -4,24 +4,17 @@
* Hardened mktemp (be nice to the demon).
*/
-#if !defined(_POSIX_C_SOURCE)
-#define _POSIX_C_SOURCE 200809L
+#ifndef _XOPEN_SOURCE
+#define _XOPEN_SOURCE 700
#endif
-#include <sys/types.h>
-#include <sys/stat.h>
-
-#include <errno.h>
-#include <fcntl.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-
/* for openat2 / fast path: */
#ifdef __linux__
-#include <linux/openat2.h>
+#ifndef _GNU_SOURCE
+#define _GNU_SOURCE 1
+#endif
#include <sys/syscall.h>
+#include <linux/openat2.h>
#ifndef O_TMPFILE
#define O_TMPFILE 020000000
#endif
@@ -30,6 +23,16 @@
#endif
#endif
+#include <sys/types.h>
+#include <sys/stat.h>
+
+#include <errno.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
#include "../include/common.h"
/* note: tmpdir is an override of TMPDIR or /tmp or /var/tmp */