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Merge pull request #24 from aldot/silence-shadow-warnings-1

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Silence shadow warnings
This commit is contained in:
Christopher Haster
2018-02-04 13:36:55 -06:00
committed by GitHub
parent fd04ed4f25 dc513b172f
commit 809ffde60f
4 changed files with 38 additions and 33 deletions
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2
Makefile
View File

@@ -37,7 +37,7 @@ test: test_format test_dirs test_files test_seek test_truncate test_parallel \
test_alloc test_paths test_orphan test_move test_corrupt
test_%: tests/test_%.sh
ifdef QUIET
./$< | sed -n '/^[-=]/p'
@./$< | sed -n '/^[-=]/p'
else
./$<
endif

2
emubd/lfs_emubd.c
View File

@@ -190,7 +190,7 @@ int lfs_emubd_erase(const struct lfs_config *cfg, lfs_block_t block) {
}
if (!err && S_ISREG(st.st_mode) && (S_IWUSR & st.st_mode)) {
int err = unlink(emu->path);
err = unlink(emu->path);
if (err) {
return -errno;
}

58
lfs.c
View File

@@ -481,7 +481,7 @@ static int lfs_dir_commit(lfs_t *lfs, lfs_dir_t *dir,
while (newoff < (0x7fffffff & dir->d.size)-4) {
if (i < count && regions[i].oldoff == oldoff) {
lfs_crc(&crc, regions[i].newdata, regions[i].newlen);
int err = lfs_bd_prog(lfs, dir->pair[0],
err = lfs_bd_prog(lfs, dir->pair[0],
newoff, regions[i].newdata, regions[i].newlen);
if (err) {
if (err == LFS_ERR_CORRUPT) {
@@ -495,7 +495,7 @@ static int lfs_dir_commit(lfs_t *lfs, lfs_dir_t *dir,
i += 1;
} else {
uint8_t data;
int err = lfs_bd_read(lfs, oldpair[1], oldoff, &data, 1);
err = lfs_bd_read(lfs, oldpair[1], oldoff, &data, 1);
if (err) {
return err;
}
@@ -1005,7 +1005,7 @@ int lfs_dir_seek(lfs_t *lfs, lfs_dir_t *dir, lfs_off_t off) {
return LFS_ERR_INVAL;
}
int err = lfs_dir_fetch(lfs, dir, dir->d.tail);
err = lfs_dir_fetch(lfs, dir, dir->d.tail);
if (err) {
return err;
}
@@ -1016,6 +1016,7 @@ int lfs_dir_seek(lfs_t *lfs, lfs_dir_t *dir, lfs_off_t off) {
}
lfs_soff_t lfs_dir_tell(lfs_t *lfs, lfs_dir_t *dir) {
(void)lfs;
return dir->pos;
}
@@ -1116,7 +1117,7 @@ static int lfs_ctz_extend(lfs_t *lfs,
if (size != lfs->cfg->block_size) {
for (lfs_off_t i = 0; i < size; i++) {
uint8_t data;
int err = lfs_cache_read(lfs, rcache, NULL,
err = lfs_cache_read(lfs, rcache, NULL,
head, i, &data, 1);
if (err) {
return err;
@@ -1142,7 +1143,7 @@ static int lfs_ctz_extend(lfs_t *lfs,
lfs_size_t skips = lfs_ctz(index) + 1;
for (lfs_off_t i = 0; i < skips; i++) {
int err = lfs_cache_prog(lfs, pcache, rcache,
err = lfs_cache_prog(lfs, pcache, rcache,
nblock, 4*i, &head, 4);
if (err) {
if (err == LFS_ERR_CORRUPT) {
@@ -1450,7 +1451,7 @@ int lfs_file_sync(lfs_t *lfs, lfs_file_t *file) {
!lfs_pairisnull(file->pair)) {
// update dir entry
lfs_dir_t cwd;
int err = lfs_dir_fetch(lfs, &cwd, file->pair);
err = lfs_dir_fetch(lfs, &cwd, file->pair);
if (err) {
return err;
}
@@ -1669,7 +1670,8 @@ int lfs_file_truncate(lfs_t *lfs, lfs_file_t *file, lfs_off_t size) {
return LFS_ERR_INVAL;
}
if (size < lfs_file_size(lfs, file)) {
lfs_off_t oldsize = lfs_file_size(lfs, file);
if (size < oldsize) {
// need to flush since directly changing metadata
int err = lfs_file_flush(lfs, file);
if (err) {
@@ -1686,11 +1688,11 @@ int lfs_file_truncate(lfs_t *lfs, lfs_file_t *file, lfs_off_t size) {
file->size = size;
file->flags |= LFS_F_DIRTY;
} else if (size > lfs_file_size(lfs, file)) {
} else if (size > oldsize) {
lfs_off_t pos = file->pos;
// flush+seek if not already at end
if (file->pos != lfs_file_size(lfs, file)) {
if (file->pos != oldsize) {
int err = lfs_file_seek(lfs, file, 0, SEEK_END);
if (err) {
return err;
@@ -1716,6 +1718,7 @@ int lfs_file_truncate(lfs_t *lfs, lfs_file_t *file, lfs_off_t size) {
}
lfs_soff_t lfs_file_tell(lfs_t *lfs, lfs_file_t *file) {
(void)lfs;
return file->pos;
}
@@ -1729,6 +1732,7 @@ int lfs_file_rewind(lfs_t *lfs, lfs_file_t *file) {
}
lfs_soff_t lfs_file_size(lfs_t *lfs, lfs_file_t *file) {
(void)lfs;
if (file->flags & LFS_F_WRITING) {
return lfs_max(file->pos, file->size);
} else {
@@ -1737,7 +1741,7 @@ lfs_soff_t lfs_file_size(lfs_t *lfs, lfs_file_t *file) {
}
/// General fs oprations ///
/// General fs operations ///
int lfs_stat(lfs_t *lfs, const char *path, struct lfs_info *info) {
// check for root, can only be something like '/././../.'
if (strspn(path, "/.") == strlen(path)) {
@@ -1801,7 +1805,7 @@ int lfs_remove(lfs_t *lfs, const char *path) {
// must be empty before removal, checking size
// without masking top bit checks for any case where
// dir is not empty
int err = lfs_dir_fetch(lfs, &dir, entry.d.u.dir);
err = lfs_dir_fetch(lfs, &dir, entry.d.u.dir);
if (err) {
return err;
} else if (dir.d.size != sizeof(dir.d)+4) {
@@ -1826,7 +1830,7 @@ int lfs_remove(lfs_t *lfs, const char *path) {
cwd.d.tail[0] = dir.d.tail[0];
cwd.d.tail[1] = dir.d.tail[1];
int err = lfs_dir_commit(lfs, &cwd, NULL, 0);
err = lfs_dir_commit(lfs, &cwd, NULL, 0);
if (err) {
return err;
}
@@ -1883,7 +1887,7 @@ int lfs_rename(lfs_t *lfs, const char *oldpath, const char *newpath) {
// must be empty before removal, checking size
// without masking top bit checks for any case where
// dir is not empty
int err = lfs_dir_fetch(lfs, &dir, preventry.d.u.dir);
err = lfs_dir_fetch(lfs, &dir, preventry.d.u.dir);
if (err) {
return err;
} else if (dir.d.size != sizeof(dir.d)+4) {
@@ -1910,12 +1914,12 @@ int lfs_rename(lfs_t *lfs, const char *oldpath, const char *newpath) {
newentry.d.nlen = strlen(newpath);
if (prevexists) {
int err = lfs_dir_update(lfs, &newcwd, &newentry, newpath);
err = lfs_dir_update(lfs, &newcwd, &newentry, newpath);
if (err) {
return err;
}
} else {
int err = lfs_dir_append(lfs, &newcwd, &newentry, newpath);
err = lfs_dir_append(lfs, &newcwd, &newentry, newpath);
if (err) {
return err;
}
@@ -1943,7 +1947,7 @@ int lfs_rename(lfs_t *lfs, const char *oldpath, const char *newpath) {
newcwd.d.tail[0] = dir.d.tail[0];
newcwd.d.tail[1] = dir.d.tail[1];
int err = lfs_dir_commit(lfs, &newcwd, NULL, 0);
err = lfs_dir_commit(lfs, &newcwd, NULL, 0);
if (err) {
return err;
}
@@ -2080,7 +2084,7 @@ int lfs_format(lfs_t *lfs, const struct lfs_config *cfg) {
// write both pairs to be safe
bool valid = false;
for (int i = 0; i < 2; i++) {
int err = lfs_dir_commit(lfs, &superdir, (struct lfs_region[]){
err = lfs_dir_commit(lfs, &superdir, (struct lfs_region[]){
{sizeof(superdir.d), sizeof(superblock.d),
&superblock.d, sizeof(superblock.d)}
}, 1);
@@ -2125,7 +2129,7 @@ int lfs_mount(lfs_t *lfs, const struct lfs_config *cfg) {
}
if (!err) {
int err = lfs_bd_read(lfs, dir.pair[0], sizeof(dir.d),
err = lfs_bd_read(lfs, dir.pair[0], sizeof(dir.d),
&superblock.d, sizeof(superblock.d));
if (err) {
return err;
@@ -2182,7 +2186,7 @@ int lfs_traverse(lfs_t *lfs, int (*cb)(void*, lfs_block_t), void *data) {
// iterate over contents
while (dir.off + sizeof(entry.d) <= (0x7fffffff & dir.d.size)-4) {
int err = lfs_bd_read(lfs, dir.pair[0], dir.off,
err = lfs_bd_read(lfs, dir.pair[0], dir.off,
&entry.d, sizeof(entry.d));
if (err) {
return err;
@@ -2190,7 +2194,7 @@ int lfs_traverse(lfs_t *lfs, int (*cb)(void*, lfs_block_t), void *data) {
dir.off += lfs_entry_size(&entry);
if ((0x70 & entry.d.type) == (0x70 & LFS_TYPE_REG)) {
int err = lfs_ctz_traverse(lfs, &lfs->rcache, NULL,
err = lfs_ctz_traverse(lfs, &lfs->rcache, NULL,
entry.d.u.file.head, entry.d.u.file.size, cb, data);
if (err) {
return err;
@@ -2244,7 +2248,7 @@ static int lfs_pred(lfs_t *lfs, const lfs_block_t dir[2], lfs_dir_t *pdir) {
return true;
}
int err = lfs_dir_fetch(lfs, pdir, pdir->d.tail);
err = lfs_dir_fetch(lfs, pdir, pdir->d.tail);
if (err) {
return err;
}
@@ -2270,7 +2274,7 @@ static int lfs_parent(lfs_t *lfs, const lfs_block_t dir[2],
}
while (true) {
int err = lfs_dir_next(lfs, parent, entry);
err = lfs_dir_next(lfs, parent, entry);
if (err && err != LFS_ERR_NOENT) {
return err;
}
@@ -2304,13 +2308,13 @@ static int lfs_moved(lfs_t *lfs, const void *e) {
// iterate over all directory directory entries
lfs_entry_t entry;
while (!lfs_pairisnull(cwd.d.tail)) {
int err = lfs_dir_fetch(lfs, &cwd, cwd.d.tail);
err = lfs_dir_fetch(lfs, &cwd, cwd.d.tail);
if (err) {
return err;
}
while (true) {
int err = lfs_dir_next(lfs, &cwd, &entry);
err = lfs_dir_next(lfs, &cwd, &entry);
if (err && err != LFS_ERR_NOENT) {
return err;
}
@@ -2441,7 +2445,7 @@ int lfs_deorphan(lfs_t *lfs) {
// check entries for moves
lfs_entry_t entry;
while (true) {
int err = lfs_dir_next(lfs, &cwd, &entry);
err = lfs_dir_next(lfs, &cwd, &entry);
if (err && err != LFS_ERR_NOENT) {
return err;
}
@@ -2460,7 +2464,7 @@ int lfs_deorphan(lfs_t *lfs) {
if (moved) {
LFS_DEBUG("Found move %d %d",
entry.d.u.dir[0], entry.d.u.dir[1]);
int err = lfs_dir_remove(lfs, &cwd, &entry);
err = lfs_dir_remove(lfs, &cwd, &entry);
if (err) {
return err;
}
@@ -2468,7 +2472,7 @@ int lfs_deorphan(lfs_t *lfs) {
LFS_DEBUG("Found partial move %d %d",
entry.d.u.dir[0], entry.d.u.dir[1]);
entry.d.type &= ~0x80;
int err = lfs_dir_update(lfs, &cwd, &entry, NULL);
err = lfs_dir_update(lfs, &cwd, &entry, NULL);
if (err) {
return err;
}

9
tests/template.fmt
View File

@@ -7,11 +7,11 @@
// test stuff
void test_log(const char *s, uintmax_t v) {{
static void test_log(const char *s, uintmax_t v) {{
printf("%s: %jd\n", s, v);
}}
void test_assert(const char *file, unsigned line,
static void test_assert(const char *file, unsigned line,
const char *s, uintmax_t v, uintmax_t e) {{
static const char *last[6] = {{0, 0}};
if (v != e || !(last[0] == s || last[1] == s ||
@@ -37,7 +37,8 @@ void test_assert(const char *file, unsigned line,
// utility functions for traversals
int test_count(void *p, lfs_block_t b) {{
static int __attribute__((used)) test_count(void *p, lfs_block_t b) {{
(void)b;
unsigned *u = (unsigned*)p;
*u += 1;
return 0;
@@ -96,7 +97,7 @@ const struct lfs_config cfg = {{
// Entry point
int main() {{
int main(void) {{
lfs_emubd_create(&cfg, "blocks");
{tests}