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| author | Ahmad Fatoum <a.fatoum@pengutronix.de> | 2022-10-10 08:14:37 +0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2022-10-11 17:00:50 +0200 |
| commit | 7876018f73330338c029fa0ec32e59367354a123 (patch) | |
| tree | 638ab6b8ef94512ae8d08cbcd983aaef219ea173 /test | |
| parent | 299d87b7ac8a3bb6bbd43d8d5ce07c4fb7bc12a4 (diff) | |
| download | barebox-7876018f73330338c029fa0ec32e59367354a123.tar.gz | |
fs: implement unreaddir
When iterating over a directory, it can be useful to put back the just
read directory entry, so it can be retried at a later time. This will be
needed for the EFI loader variable support.
Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
Link: https://lore.barebox.org/20221010061437.2085412-4-a.fatoum@pengutronix.de
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'test')
| -rw-r--r-- | test/self/ramfs.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/test/self/ramfs.c b/test/self/ramfs.c index 927b035e1e..f8e1d60a61 100644 --- a/test/self/ramfs.c +++ b/test/self/ramfs.c @@ -44,6 +44,7 @@ static inline int get_file_count(int i) static void test_ramfs(void) { + int files[] = { 1, 3, 5, 7, 11, 13, 17 }; char fname[128]; char *content = NULL; char *oldpwd = NULL; @@ -127,6 +128,7 @@ static void test_ramfs(void) goto out; i = 1; + j = 0; while ((d = readdir(dir))) { size_t size = 0; @@ -150,7 +152,20 @@ static void test_ramfs(void) free(buf); - i++; + /* + * For select files, we test unreaddir once and check if + * we read back same element on repeated readdir + */ + for (j = 0; j < ARRAY_SIZE(files); j++) { + if (size == files[j]) { + ret = unreaddir(dir, d); + expect_success(ret, "unreaddir"); + files[j] = -1; + break; + } + } + if (j == ARRAY_SIZE(files)) + i++; } expect_success(i == 90 ? 0 : -EINVAL, |