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Merge branch 'ar/submodule-add-more'

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More parts of "git submodule add" has been rewritten in C.

* ar/submodule-add-more:
  submodule--helper: rename compute_submodule_clone_url()
  submodule--helper: remove resolve-relative-url subcommand
  submodule--helper: remove add-config subcommand
  submodule--helper: remove add-clone subcommand
  submodule--helper: convert the bulk of cmd_add() to C
  dir: libify and export helper functions from clone.c
  submodule--helper: remove repeated code in sync_submodule()
  submodule--helper: refactor resolve_relative_url() helper
  submodule--helper: add options for compute_submodule_clone_url()
This commit is contained in:
Junio C Hamano
2021-09-20 15:20:43 -07:00
parent b5a36278f4 de0fcbe0f4
commit bbeca063cf
5 changed files with 291 additions and 355 deletions
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118
builtin/clone.c
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@ -217,120 +217,6 @@ static char *get_repo_path(const char *repo, int *is_bundle)
return canon;
}
static char *guess_dir_name(const char *repo, int is_bundle, int is_bare)
{
const char *end = repo + strlen(repo), *start, *ptr;
size_t len;
char *dir;
/*
* Skip scheme.
*/
start = strstr(repo, "://");
if (start == NULL)
start = repo;
else
start += 3;
/*
* Skip authentication data. The stripping does happen
* greedily, such that we strip up to the last '@' inside
* the host part.
*/
for (ptr = start; ptr < end && !is_dir_sep(*ptr); ptr++) {
if (*ptr == '@')
start = ptr + 1;
}
/*
* Strip trailing spaces, slashes and /.git
*/
while (start < end && (is_dir_sep(end[-1]) || isspace(end[-1])))
end--;
if (end - start > 5 && is_dir_sep(end[-5]) &&
!strncmp(end - 4, ".git", 4)) {
end -= 5;
while (start < end && is_dir_sep(end[-1]))
end--;
}
/*
* Strip trailing port number if we've got only a
* hostname (that is, there is no dir separator but a
* colon). This check is required such that we do not
* strip URI's like '/foo/bar:2222.git', which should
* result in a dir '2222' being guessed due to backwards
* compatibility.
*/
if (memchr(start, '/', end - start) == NULL
&& memchr(start, ':', end - start) != NULL) {
ptr = end;
while (start < ptr && isdigit(ptr[-1]) && ptr[-1] != ':')
ptr--;
if (start < ptr && ptr[-1] == ':')
end = ptr - 1;
}
/*
* Find last component. To remain backwards compatible we
* also regard colons as path separators, such that
* cloning a repository 'foo:bar.git' would result in a
* directory 'bar' being guessed.
*/
ptr = end;
while (start < ptr && !is_dir_sep(ptr[-1]) && ptr[-1] != ':')
ptr--;
start = ptr;
/*
* Strip .{bundle,git}.
*/
len = end - start;
strip_suffix_mem(start, &len, is_bundle ? ".bundle" : ".git");
if (!len || (len == 1 && *start == '/'))
die(_("No directory name could be guessed.\n"
"Please specify a directory on the command line"));
if (is_bare)
dir = xstrfmt("%.*s.git", (int)len, start);
else
dir = xstrndup(start, len);
/*
* Replace sequences of 'control' characters and whitespace
* with one ascii space, remove leading and trailing spaces.
*/
if (*dir) {
char *out = dir;
int prev_space = 1 /* strip leading whitespace */;
for (end = dir; *end; ++end) {
char ch = *end;
if ((unsigned char)ch < '\x20')
ch = '\x20';
if (isspace(ch)) {
if (prev_space)
continue;
prev_space = 1;
} else
prev_space = 0;
*out++ = ch;
}
*out = '\0';
if (out > dir && prev_space)
out[-1] = '\0';
}
return dir;
}
static void strip_trailing_slashes(char *dir)
{
char *end = dir + strlen(dir);
while (dir < end - 1 && is_dir_sep(end[-1]))
end--;
*end = '\0';
}
static int add_one_reference(struct string_list_item *item, void *cb_data)
{
struct strbuf err = STRBUF_INIT;
@ -1039,8 +925,8 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
if (argc == 2)
dir = xstrdup(argv[1]);
else
dir = guess_dir_name(repo_name, is_bundle, option_bare);
strip_trailing_slashes(dir);
dir = git_url_basename(repo_name, is_bundle, option_bare);
strip_dir_trailing_slashes(dir);
dest_exists = path_exists(dir);
if (dest_exists && !is_empty_dir(dir))