1 files changed, 44 insertions, 0 deletions
diff --git a/src/kernel/tests/lib/tst_fs_has_free.c b/src/kernel/tests/lib/tst_fs_has_free.c
new file mode 100644
index 0000000..e82dfa8
--- /dev/null
+++ b/src/kernel/tests/lib/tst_fs_has_free.c
@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2014 Fujitsu Ltd.
+ * Author: Xiaoguang Wang <wangxg.fnst@cn.fujitsu.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it would be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+/*
+ * DESCRIPTION
+ *	Check if the mounted file system has enough free space,
+ *	if it is, tst_fs_has_free() returns 1, otherwise 0.
+ */
+
+#include <stdint.h>
+#include <sys/vfs.h>
+#include "test.h"
+#include "tst_fs.h"
+
+int tst_fs_has_free_(void (*cleanup)(void), const char *path,
+		     unsigned int size, unsigned int mult)
+{
+	struct statfs sf;
+
+	if (statfs(path, &sf)) {
+		tst_brkm(TBROK | TERRNO, cleanup,
+			 "tst_fs_has_free: failed to statfs(%s)", path);
+		return 0;
+	}
+
+	if ((uint64_t)sf.f_bavail * sf.f_bsize >= (uint64_t)size * mult)
+		return 1;
+
+	return 0;
+}