mdadm: add an environment variable to prevent auto-launching mdmon

[thirdparty/mdadm.git] / util.c

diff --git a/util.c b/util.c
index 0c1dfeebfa94ca96b56ee3a1e2fb6d5226fd38af..283eeb6d4118ae656d985ce13654f77d411eb134 100644 (file)
--- a/util.c
+++ b/util.c
@@ -1074,6 +1074,16 @@ int signal_mdmon(int devnum)
        return 0;
 }
 
+int env_no_mdmon(void)
+{
+       char *val = getenv("MDADM_NO_MDMON");
+
+       if (val && atoi(val) == 1)
+               return 1;
+
+       return 0;
+}
+
 
 int flush_metadata_updates(struct supertype *st)
 {