From: Denis Vlasenko <vda.linux@googlemail.com>
Date: Thu, 5 Apr 2007 22:19:43 +0000 (-0000)
Subject: svn add match_fstype.c :(
X-Git-Tag: 1_6_0~230
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=5a30d59c3d24c04fb93b8bdfb95f94b124203aa1;p=oweals%2Fbusybox.git

svn add match_fstype.c :(
---

diff --git a/libbb/match_fstype.c b/libbb/match_fstype.c
new file mode 100644
index 000000000..7698ceb08
--- /dev/null
+++ b/libbb/match_fstype.c
@@ -0,0 +1,44 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * Match fstypes for use in mount unmount
+ * We accept notmpfs,nfs but not notmpfs,nonfs
+ * This allows us to match fstypes that start with no like so
+ *   mount -at ,noddy
+ *
+ * Returns 0 for a match, otherwise -1
+ *
+ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
+ */
+
+#include "libbb.h"
+
+int match_fstype(const struct mntent *mt, const char *fstype)
+{
+	int no = 0;
+	int len;
+
+	if (!mt)
+		return -1;
+		  
+	if (!fstype)
+		return 0;
+
+	if (fstype[0] == 'n' && fstype[1] == 'o') {
+		no = -1;
+		fstype += 2;
+	}
+
+	len = strlen(mt->mnt_type);
+	while (fstype) {
+		if (!strncmp(mt->mnt_type, fstype, len)
+		 && (!fstype[len] || fstype[len] == ',')
+		) {
+			return no;
+		}
+		fstype = strchr(fstype, ',');
+		if (fstype)
+			fstype++;
+	}
+
+	return -(no + 1);
+}