summaryrefslogtreecommitdiffstats
path: root/src/shared/tomoyo-util.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/shared/tomoyo-util.c')
-rw-r--r--src/shared/tomoyo-util.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/src/shared/tomoyo-util.c b/src/shared/tomoyo-util.c
new file mode 100644
index 0000000..75c24d8
--- /dev/null
+++ b/src/shared/tomoyo-util.c
@@ -0,0 +1,15 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
+
+#include <unistd.h>
+
+#include "tomoyo-util.h"
+
+bool mac_tomoyo_use(void) {
+ static int cached_use = -1;
+
+ if (cached_use < 0)
+ cached_use = (access("/sys/kernel/security/tomoyo/version",
+ F_OK) == 0);
+
+ return cached_use;
+}