X-Git-Url: http://git.ipfire.org/?a=blobdiff_plain;f=util.c;h=1736d70791c8ce5d145f6c01516384f4c19adb30;hb=f2e55eccfb92969c3e11bc5d4883315f2e866a14;hp=f073bce0ad5ad2e1129e7bafef3947b6ce770363;hpb=d7ab966bb82d1dfe5d532ae7bcbe233e906628ae;p=thirdparty%2Fmdadm.git

diff --git a/util.c b/util.c
index f073bce0..1736d707 100644
--- a/util.c
+++ b/util.c
@@ -828,6 +828,20 @@ int open_dev_excl(int devnum)
 	return -1;
 }
 
+int same_dev(char *one, char *two)
+{
+	struct stat st1, st2;
+	if (stat(one, &st1) != 0)
+		return 0;
+	if (stat(two, &st2) != 0)
+		return 0;
+	if ((st1.st_mode & S_IFMT) != S_IFBLK)
+		return 0;
+	if ((st2.st_mode & S_IFMT) != S_IFBLK)
+		return 0;
+	return st1.st_rdev == st2.st_rdev;
+}
+
 struct superswitch *superlist[] = { &super0, &super1, &super_ddf, &super_imsm, NULL };
 
 #if !defined(MDASSEMBLE) || defined(MDASSEMBLE) && defined(MDASSEMBLE_AUTO)
@@ -1209,7 +1223,7 @@ int start_mdmon(int devnum)
 		NULL
 	};
 
-	if (env_no_mdmon())
+	if (check_env("MDADM_NO_MDMON"))
 		return 0;
 
 	len = readlink("/proc/self/exe", pathbuf, sizeof(pathbuf));
@@ -1248,9 +1262,9 @@ int start_mdmon(int devnum)
 	return 0;
 }
 
-int env_no_mdmon(void)
+int check_env(char *name)
 {
-	char *val = getenv("MDADM_NO_MDMON");
+	char *val = getenv(name);
 
 	if (val && atoi(val) == 1)
 		return 1;
@@ -1299,15 +1313,6 @@ void append_metadata_update(struct supertype *st, void *buf, int len)
 	*st->update_tail = mu;
 	st->update_tail = &mu->next;
 }
-
-struct superswitch *find_metadata_methods(char *vers)
-{
-	if (strcmp(vers, "ddf") == 0)
-		return &super_ddf;
-	if (strcmp(vers, "imsm") == 0)
-		return &super_imsm;
-	return NULL;
-}
 #endif /* MDASSEMBLE */
 
 #ifdef __TINYC__