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author | Stephen Warren <swarren@nvidia.com> | 2014-02-03 13:21:09 -0700 |
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committer | Tom Rini <trini@ti.com> | 2014-02-19 09:47:34 -0500 |
commit | 55af5c9313607f3b6acba2fd915b263ef6a61dd4 (patch) | |
tree | 95dd692ed9c7c22357c77e2315cb92cd235f8dc3 /fs/ext4 | |
parent | 89ba42d18303d06d49ca14de2d46c82bbdcad06c (diff) | |
download | u-boot-imx-55af5c9313607f3b6acba2fd915b263ef6a61dd4.zip u-boot-imx-55af5c9313607f3b6acba2fd915b263ef6a61dd4.tar.gz u-boot-imx-55af5c9313607f3b6acba2fd915b263ef6a61dd4.tar.bz2 |
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 <swarren@nvidia.com>
Acked-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'fs/ext4')
-rw-r--r-- | fs/ext4/ext4fs.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/ext4/ext4fs.c b/fs/ext4/ext4fs.c index 735b256..417ce7b 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) |