From 55af5c9313607f3b6acba2fd915b263ef6a61dd4 Mon Sep 17 00:00:00 2001 From: Stephen Warren Date: Mon, 3 Feb 2014 13:21:09 -0700 Subject: ext4: implement exists() for ext4fs This hooks into the generic "file exists" support added in an earlier patch, and provides an implementation for the ext4 filesystem. Signed-off-by: Stephen Warren Acked-by: Simon Glass --- fs/ext4/ext4fs.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'fs/ext4') diff --git a/fs/ext4/ext4fs.c b/fs/ext4/ext4fs.c index 735b256417..417ce7b63b 100644 --- a/fs/ext4/ext4fs.c +++ b/fs/ext4/ext4fs.c @@ -174,6 +174,14 @@ int ext4fs_ls(const char *dirname) return 0; } +int ext4fs_exists(const char *filename) +{ + int file_len; + + file_len = ext4fs_open(filename); + return file_len >= 0; +} + int ext4fs_read(char *buf, unsigned len) { if (ext4fs_root == NULL || ext4fs_file == NULL) -- cgit v1.2.1