int git_futils_rmdir_r(
const char *path, const char *base, uint32_t flags)
{
int error;
git_buf fullpath = GIT_BUF_INIT;
futils__rmdir_data data;
/* build path and find "root" where we should start calling mkdir */
if (git_path_join_unrooted(&fullpath, path, base, NULL) < 0)
return -1;
memset(&data, 0, sizeof(data));
data.base = base ? base : "";
data.baselen = base ? strlen(base) : 0;
data.flags = flags;
error = futils__rmdir_recurs_foreach(&data, &fullpath);
/* remove now-empty parents if requested */
if (!error && (flags & GIT_RMDIR_EMPTY_PARENTS) != 0)
error = git_path_walk_up(
&fullpath, base, futils__rmdir_empty_parent, &data);
if (error == GIT_ITEROVER) {
giterr_clear();
error = 0;
}
git_buf_free(&fullpath);
return error;
}
void test_config_read__path(void)
{
git_config *cfg;
git_buf path = GIT_BUF_INIT;
git_buf old_path = GIT_BUF_INIT;
git_buf home_path = GIT_BUF_INIT;
git_buf expected_path = GIT_BUF_INIT;
cl_git_pass(p_mkdir("fakehome", 0777));
cl_git_pass(git_path_prettify(&home_path, "fakehome", NULL));
cl_git_pass(git_libgit2_opts(GIT_OPT_GET_SEARCH_PATH, GIT_CONFIG_LEVEL_GLOBAL, &old_path));
cl_git_pass(git_libgit2_opts(GIT_OPT_SET_SEARCH_PATH, GIT_CONFIG_LEVEL_GLOBAL, home_path.ptr));
cl_git_mkfile("./testconfig", "[some]\n path = ~/somefile");
cl_git_pass(git_path_join_unrooted(&expected_path, "somefile", home_path.ptr, NULL));
cl_git_pass(git_config_open_ondisk(&cfg, "./testconfig"));
cl_git_pass(git_config_get_path(&path, cfg, "some.path"));
cl_assert_equal_s(expected_path.ptr, path.ptr);
git_buf_dispose(&path);
cl_git_mkfile("./testconfig", "[some]\n path = ~/");
cl_git_pass(git_path_join_unrooted(&expected_path, "", home_path.ptr, NULL));
cl_git_pass(git_config_get_path(&path, cfg, "some.path"));
cl_assert_equal_s(expected_path.ptr, path.ptr);
git_buf_dispose(&path);
cl_git_mkfile("./testconfig", "[some]\n path = ~");
cl_git_pass(git_buf_sets(&expected_path, home_path.ptr));
cl_git_pass(git_config_get_path(&path, cfg, "some.path"));
cl_assert_equal_s(expected_path.ptr, path.ptr);
git_buf_dispose(&path);
cl_git_mkfile("./testconfig", "[some]\n path = ~user/foo");
cl_git_fail(git_config_get_path(&path, cfg, "some.path"));
cl_git_pass(git_libgit2_opts(GIT_OPT_SET_SEARCH_PATH, GIT_CONFIG_LEVEL_GLOBAL, old_path.ptr));
git_buf_dispose(&old_path);
git_buf_dispose(&home_path);
git_buf_dispose(&expected_path);
git_config_free(cfg);
}
int git_path_find_dir(git_buf *dir, const char *path, const char *base)
{
int error = git_path_join_unrooted(dir, path, base, NULL);
if (!error) {
char buf[GIT_PATH_MAX];
if (p_realpath(dir->ptr, buf) != NULL)
error = git_buf_sets(dir, buf);
}
/* call dirname if this is not a directory */
if (!error) /* && git_path_isdir(dir->ptr) == false) */
error = (git_path_dirname_r(dir, dir->ptr) < 0) ? -1 : 0;
if (!error)
error = git_path_to_dir(dir);
return error;
}
int git_futils_rmdir_r(
const char *path, const char *base, git_directory_removal_type removal_type)
{
int error;
git_buf fullpath = GIT_BUF_INIT;
assert(removal_type == GIT_DIRREMOVAL_EMPTY_HIERARCHY
|| removal_type == GIT_DIRREMOVAL_FILES_AND_DIRS
|| removal_type == GIT_DIRREMOVAL_ONLY_EMPTY_DIRS);
/* build path and find "root" where we should start calling mkdir */
if (git_path_join_unrooted(&fullpath, path, base, NULL) < 0)
return -1;
error = _rmdir_recurs_foreach(&removal_type, &fullpath);
git_buf_free(&fullpath);
return error;
}
int git_futils_mkdir(
const char *path,
const char *base,
mode_t mode,
uint32_t flags)
{
int error = -1;
git_buf make_path = GIT_BUF_INIT;
ssize_t root = 0, min_root_len;
char lastch = '/', *tail;
struct stat st;
/* build path and find "root" where we should start calling mkdir */
if (git_path_join_unrooted(&make_path, path, base, &root) < 0)
return -1;
if (make_path.size == 0) {
giterr_set(GITERR_OS, "Attempt to create empty path");
goto done;
}
/* remove trailing slashes on path */
while (make_path.ptr[make_path.size - 1] == '/') {
make_path.size--;
make_path.ptr[make_path.size] = '\0';
}
/* if we are not supposed to made the last element, truncate it */
if ((flags & GIT_MKDIR_SKIP_LAST2) != 0) {
git_buf_rtruncate_at_char(&make_path, '/');
flags |= GIT_MKDIR_SKIP_LAST;
}
if ((flags & GIT_MKDIR_SKIP_LAST) != 0)
git_buf_rtruncate_at_char(&make_path, '/');
/* if nothing left after truncation, then we're done! */
if (!make_path.size) {
error = 0;
goto done;
}
/* if we are not supposed to make the whole path, reset root */
if ((flags & GIT_MKDIR_PATH) == 0)
root = git_buf_rfind(&make_path, '/');
/* advance root past drive name or network mount prefix */
min_root_len = git_path_root(make_path.ptr);
if (root < min_root_len)
root = min_root_len;
while (root >= 0 && make_path.ptr[root] == '/')
++root;
/* clip root to make_path length */
if (root > (ssize_t)make_path.size)
root = (ssize_t)make_path.size; /* i.e. NUL byte of string */
if (root < 0)
root = 0;
/* walk down tail of path making each directory */
for (tail = &make_path.ptr[root]; *tail; *tail = lastch) {
/* advance tail to include next path component */
while (*tail == '/')
tail++;
while (*tail && *tail != '/')
tail++;
/* truncate path at next component */
lastch = *tail;
*tail = '\0';
st.st_mode = 0;
/* make directory */
if (p_mkdir(make_path.ptr, mode) < 0) {
int tmp_errno = giterr_system_last();
/* ignore error if not at end or if directory already exists */
if (lastch == '\0' &&
(p_stat(make_path.ptr, &st) < 0 || !S_ISDIR(st.st_mode))) {
giterr_system_set(tmp_errno);
giterr_set(GITERR_OS, "Failed to make directory '%s'", make_path.ptr);
goto done;
}
/* with exclusive create, existing dir is an error */
if ((flags & GIT_MKDIR_EXCL) != 0) {
giterr_set(GITERR_OS, "Directory already exists '%s'", make_path.ptr);
error = GIT_EEXISTS;
goto done;
}
}
/* chmod if requested and necessary */
if (((flags & GIT_MKDIR_CHMOD_PATH) != 0 ||
(lastch == '\0' && (flags & GIT_MKDIR_CHMOD) != 0)) &&
st.st_mode != mode &&
(error = p_chmod(make_path.ptr, mode)) < 0 &&
lastch == '\0') {
giterr_set(GITERR_OS, "Failed to set permissions on '%s'", make_path.ptr);
goto done;
}
}
error = 0;
/* check that full path really is a directory if requested & needed */
if ((flags & GIT_MKDIR_VERIFY_DIR) != 0 &&
lastch != '\0' &&
(p_stat(make_path.ptr, &st) < 0 || !S_ISDIR(st.st_mode))) {
giterr_set(GITERR_OS, "Path is not a directory '%s'", make_path.ptr);
error = GIT_ENOTFOUND;
}
done:
git_buf_free(&make_path);
return error;
}
int git_futils_mkdir_relative(
const char *relative_path,
const char *base,
mode_t mode,
uint32_t flags,
struct git_futils_mkdir_options *opts)
{
git_buf make_path = GIT_BUF_INIT;
ssize_t root = 0, min_root_len;
char lastch = '/', *tail;
struct stat st;
struct git_futils_mkdir_options empty_opts = {0};
int error;
if (!opts)
opts = &empty_opts;
/* build path and find "root" where we should start calling mkdir */
if (git_path_join_unrooted(&make_path, relative_path, base, &root) < 0)
return -1;
if ((error = mkdir_canonicalize(&make_path, flags)) < 0 ||
make_path.size == 0)
goto done;
/* if we are not supposed to make the whole path, reset root */
if ((flags & GIT_MKDIR_PATH) == 0)
root = git_buf_rfind(&make_path, '/');
/* advance root past drive name or network mount prefix */
min_root_len = git_path_root(make_path.ptr);
if (root < min_root_len)
root = min_root_len;
while (root >= 0 && make_path.ptr[root] == '/')
++root;
/* clip root to make_path length */
if (root > (ssize_t)make_path.size)
root = (ssize_t)make_path.size; /* i.e. NUL byte of string */
if (root < 0)
root = 0;
/* walk down tail of path making each directory */
for (tail = &make_path.ptr[root]; *tail; *tail = lastch) {
bool mkdir_attempted = false;
/* advance tail to include next path component */
while (*tail == '/')
tail++;
while (*tail && *tail != '/')
tail++;
/* truncate path at next component */
lastch = *tail;
*tail = '\0';
st.st_mode = 0;
if (opts->dir_map && git_strmap_exists(opts->dir_map, make_path.ptr))
continue;
/* See what's going on with this path component */
opts->perfdata.stat_calls++;
retry_lstat:
if (p_lstat(make_path.ptr, &st) < 0) {
if (mkdir_attempted || errno != ENOENT) {
giterr_set(GITERR_OS, "cannot access component in path '%s'", make_path.ptr);
error = -1;
goto done;
}
giterr_clear();
opts->perfdata.mkdir_calls++;
mkdir_attempted = true;
if (p_mkdir(make_path.ptr, mode) < 0) {
if (errno == EEXIST)
goto retry_lstat;
giterr_set(GITERR_OS, "failed to make directory '%s'", make_path.ptr);
error = -1;
goto done;
}
} else {
if ((error = mkdir_validate_dir(
make_path.ptr, &st, mode, flags, opts)) < 0)
goto done;
}
/* chmod if requested and necessary */
if ((error = mkdir_validate_mode(
make_path.ptr, &st, (lastch == '\0'), mode, flags, opts)) < 0)
goto done;
if (opts->dir_map && opts->pool) {
char *cache_path;
size_t alloc_size;
GITERR_CHECK_ALLOC_ADD(&alloc_size, make_path.size, 1);
if (!git__is_uint32(alloc_size))
return -1;
cache_path = git_pool_malloc(opts->pool, (uint32_t)alloc_size);
GITERR_CHECK_ALLOC(cache_path);
memcpy(cache_path, make_path.ptr, make_path.size + 1);
git_strmap_insert(opts->dir_map, cache_path, cache_path, &error);
if (error < 0)
goto done;
}
}
error = 0;
/* check that full path really is a directory if requested & needed */
if ((flags & GIT_MKDIR_VERIFY_DIR) != 0 &&
lastch != '\0') {
opts->perfdata.stat_calls++;
if (p_stat(make_path.ptr, &st) < 0 || !S_ISDIR(st.st_mode)) {
giterr_set(GITERR_OS, "path is not a directory '%s'",
make_path.ptr);
error = GIT_ENOTFOUND;
}
}
done:
git_buf_free(&make_path);
return error;
}
int git_futils_mkdir_ext(
const char *path,
const char *base,
mode_t mode,
uint32_t flags,
struct git_futils_mkdir_options *opts)
{
int error = -1;
git_buf make_path = GIT_BUF_INIT;
ssize_t root = 0, min_root_len, root_len;
char lastch = '/', *tail;
struct stat st;
/* build path and find "root" where we should start calling mkdir */
if (git_path_join_unrooted(&make_path, path, base, &root) < 0)
return -1;
if (make_path.size == 0) {
giterr_set(GITERR_OS, "Attempt to create empty path");
goto done;
}
/* Trim trailing slashes (except the root) */
if ((root_len = git_path_root(make_path.ptr)) < 0)
root_len = 0;
else
root_len++;
while (make_path.size > (size_t)root_len &&
make_path.ptr[make_path.size - 1] == '/')
make_path.ptr[--make_path.size] = '\0';
/* if we are not supposed to made the last element, truncate it */
if ((flags & GIT_MKDIR_SKIP_LAST2) != 0) {
git_path_dirname_r(&make_path, make_path.ptr);
flags |= GIT_MKDIR_SKIP_LAST;
}
if ((flags & GIT_MKDIR_SKIP_LAST) != 0) {
git_path_dirname_r(&make_path, make_path.ptr);
}
/* We were either given the root path (or trimmed it to
* the root), we don't have anything to do.
*/
if (make_path.size <= (size_t)root_len) {
error = 0;
goto done;
}
/* if we are not supposed to make the whole path, reset root */
if ((flags & GIT_MKDIR_PATH) == 0)
root = git_buf_rfind(&make_path, '/');
/* advance root past drive name or network mount prefix */
min_root_len = git_path_root(make_path.ptr);
if (root < min_root_len)
root = min_root_len;
while (root >= 0 && make_path.ptr[root] == '/')
++root;
/* clip root to make_path length */
if (root > (ssize_t)make_path.size)
root = (ssize_t)make_path.size; /* i.e. NUL byte of string */
if (root < 0)
root = 0;
/* walk down tail of path making each directory */
for (tail = &make_path.ptr[root]; *tail; *tail = lastch) {
/* advance tail to include next path component */
while (*tail == '/')
tail++;
while (*tail && *tail != '/')
tail++;
/* truncate path at next component */
lastch = *tail;
*tail = '\0';
st.st_mode = 0;
if (opts->dir_map && git_strmap_exists(opts->dir_map, make_path.ptr))
continue;
/* See what's going on with this path component */
opts->perfdata.stat_calls++;
if (p_lstat(make_path.ptr, &st) < 0) {
opts->perfdata.mkdir_calls++;
if (errno != ENOENT || p_mkdir(make_path.ptr, mode) < 0) {
giterr_set(GITERR_OS, "Failed to make directory '%s'", make_path.ptr);
error = GIT_EEXISTS;
goto done;
}
giterr_clear();
} else {
/* with exclusive create, existing dir is an error */
if ((flags & GIT_MKDIR_EXCL) != 0) {
giterr_set(GITERR_FILESYSTEM, "Failed to make directory '%s': directory exists", make_path.ptr);
error = GIT_EEXISTS;
goto done;
}
if ((error = validate_existing(
make_path.ptr, &st, mode, flags, &opts->perfdata)) < 0)
goto done;
}
/* chmod if requested and necessary */
if (((flags & GIT_MKDIR_CHMOD_PATH) != 0 ||
(lastch == '\0' && (flags & GIT_MKDIR_CHMOD) != 0)) &&
st.st_mode != mode) {
opts->perfdata.chmod_calls++;
if ((error = p_chmod(make_path.ptr, mode)) < 0 &&
lastch == '\0') {
giterr_set(GITERR_OS, "Failed to set permissions on '%s'",
make_path.ptr);
goto done;
}
}
if (opts->dir_map && opts->pool) {
char *cache_path;
size_t alloc_size;
GITERR_CHECK_ALLOC_ADD(&alloc_size, make_path.size, 1);
if (!git__is_uint32(alloc_size))
return -1;
cache_path = git_pool_malloc(opts->pool, (uint32_t)alloc_size);
GITERR_CHECK_ALLOC(cache_path);
memcpy(cache_path, make_path.ptr, make_path.size + 1);
git_strmap_insert(opts->dir_map, cache_path, cache_path, error);
if (error < 0)
goto done;
}
}
error = 0;
/* check that full path really is a directory if requested & needed */
if ((flags & GIT_MKDIR_VERIFY_DIR) != 0 &&
lastch != '\0') {
opts->perfdata.stat_calls++;
if (p_stat(make_path.ptr, &st) < 0 || !S_ISDIR(st.st_mode)) {
giterr_set(GITERR_OS, "Path is not a directory '%s'",
make_path.ptr);
error = GIT_ENOTFOUND;
}
}
done:
git_buf_free(&make_path);
return error;
}
int git_futils_mkdir(
const char *path,
const char *base,
mode_t mode,
uint32_t flags)
{
git_buf make_path = GIT_BUF_INIT;
ssize_t root = 0;
char lastch, *tail;
/* build path and find "root" where we should start calling mkdir */
if (git_path_join_unrooted(&make_path, path, base, &root) < 0)
return -1;
if (make_path.size == 0) {
giterr_set(GITERR_OS, "Attempt to create empty path");
goto fail;
}
/* remove trailing slashes on path */
while (make_path.ptr[make_path.size - 1] == '/') {
make_path.size--;
make_path.ptr[make_path.size] = '\0';
}
/* if we are not supposed to made the last element, truncate it */
if ((flags & GIT_MKDIR_SKIP_LAST) != 0)
git_buf_rtruncate_at_char(&make_path, '/');
/* if we are not supposed to make the whole path, reset root */
if ((flags & GIT_MKDIR_PATH) == 0)
root = git_buf_rfind(&make_path, '/');
/* clip root to make_path length */
if (root >= (ssize_t)make_path.size)
root = (ssize_t)make_path.size - 1;
if (root < 0)
root = 0;
tail = & make_path.ptr[root];
while (*tail) {
/* advance tail to include next path component */
while (*tail == '/')
tail++;
while (*tail && *tail != '/')
tail++;
/* truncate path at next component */
lastch = *tail;
*tail = '\0';
/* make directory */
if (p_mkdir(make_path.ptr, mode) < 0 &&
(errno != EEXIST || (flags & GIT_MKDIR_EXCL) != 0))
{
giterr_set(GITERR_OS, "Failed to make directory '%s'",
make_path.ptr);
goto fail;
}
/* chmod if requested */
if ((flags & GIT_MKDIR_CHMOD_PATH) != 0 ||
((flags & GIT_MKDIR_CHMOD) != 0 && lastch == '\0'))
{
if (p_chmod(make_path.ptr, mode) < 0) {
giterr_set(GITERR_OS, "Failed to set permissions on '%s'",
make_path.ptr);
goto fail;
}
}
*tail = lastch;
}
git_buf_free(&make_path);
return 0;
fail:
git_buf_free(&make_path);
return -1;
}
