Adding upstream version 255.4.upstream/255.4

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 19 insertions, 0 deletions

diff --git a/src/shared/enable-mempool.c b/src/shared/enable-mempool.c
new file mode 100644
index 0000000..fd582c0
--- /dev/null
+++ b/src/shared/enable-mempool.c
@@ -0,0 +1,19 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+
+#include <stdbool.h>
+
+#include "env-util.h"
+#include "mempool.h"
+#include "process-util.h"
+
+bool mempool_enabled(void) {
+        static int cache = -1;
+
+        if (!is_main_thread())
+                return false;
+
+        if (cache < 0)
+                cache = getenv_bool("SYSTEMD_MEMPOOL") != 0;
+
+        return cache;
+}