示例#1
0
static int filter_wants(git_remote *remote)
{
	git_remote_head **heads;
	git_refspec tagspec, head;
	int error = 0;
	git_odb *odb;
	size_t i, heads_len;

	git_vector_clear(&remote->refs);
	if ((error = git_refspec__parse(&tagspec, GIT_REFSPEC_TAGS, true)) < 0)
		return error;

	/*
	 * The fetch refspec can be NULL, and what this means is that the
	 * user didn't specify one. This is fine, as it means that we're
	 * not interested in any particular branch but just the remote's
	 * HEAD, which will be stored in FETCH_HEAD after the fetch.
	 */
	if (remote->active_refspecs.length == 0) {
		if ((error = git_refspec__parse(&head, "HEAD", true)) < 0)
			goto cleanup;

		error = git_refspec__dwim_one(&remote->active_refspecs, &head, &remote->refs);
		git_refspec__free(&head);

		if (error < 0)
			goto cleanup;
	}

	if (git_repository_odb__weakptr(&odb, remote->repo) < 0)
		goto cleanup;

	if (git_remote_ls((const git_remote_head ***)&heads, &heads_len, remote) < 0)
		goto cleanup;

	for (i = 0; i < heads_len; i++) {
		if ((error = maybe_want(remote, heads[i], odb, &tagspec)) < 0)
			break;
	}

cleanup:
	git_refspec__free(&tagspec);

	return error;
}
示例#2
0
static void free_refspecs(git_vector *vec)
{
	size_t i;
	git_refspec *spec;

	git_vector_foreach(vec, i, spec) {
		git_refspec__free(spec);
		git__free(spec);
	}
示例#3
0
文件: refspecs.c 项目: 0CV0/libgit2
static void assert_refspec(unsigned int direction, const char *input, bool is_expected_to_be_valid)
{
	git_refspec refspec;
	int error;

	error = git_refspec__parse(&refspec, input, direction == GIT_DIRECTION_FETCH);
	git_refspec__free(&refspec);

	if (is_expected_to_be_valid)
		cl_assert_equal_i(0, error);
	else
		cl_assert_equal_i(GIT_ERROR, error);
}
示例#4
0
static int add_refspec(git_remote *remote, const char *string, bool is_fetch)
{
	git_refspec *spec;

	spec = git__calloc(1, sizeof(git_refspec));
	GITERR_CHECK_ALLOC(spec);

	if (git_refspec__parse(spec, string, is_fetch) < 0) {
		git__free(spec);
		return -1;
	}

	spec->push = !is_fetch;
	if (git_vector_insert(&remote->refspecs, spec) < 0) {
		git_refspec__free(spec);
		git__free(spec);
		return -1;
	}

	return 0;
}
示例#5
0
int git_refspec__parse(git_refspec *refspec, const char *input, bool is_fetch)
{
	// Ported from https://github.com/git/git/blob/f06d47e7e0d9db709ee204ed13a8a7486149f494/remote.c#L518-636

	size_t llen;
	int is_glob = 0;
	const char *lhs, *rhs;
	int flags;

	assert(refspec && input);

	memset(refspec, 0x0, sizeof(git_refspec));
	refspec->push = !is_fetch;

	lhs = input;
	if (*lhs == '+') {
		refspec->force = 1;
		lhs++;
	}

	rhs = strrchr(lhs, ':');

	/*
	 * Before going on, special case ":" (or "+:") as a refspec
	 * for matching refs.
	 */
	if (!is_fetch && rhs == lhs && rhs[1] == '\0') {
		refspec->matching = 1;
		refspec->string = git__strdup(input);
		GITERR_CHECK_ALLOC(refspec->string);
		refspec->src = git__strdup("");
		GITERR_CHECK_ALLOC(refspec->src);
		refspec->dst = git__strdup("");
		GITERR_CHECK_ALLOC(refspec->dst);
		return 0;
	}

	if (rhs) {
		size_t rlen = strlen(++rhs);
		if (rlen || !is_fetch) {
			is_glob = (1 <= rlen && strchr(rhs, '*'));
			refspec->dst = git__strndup(rhs, rlen);
		}
	}

	llen = (rhs ? (size_t)(rhs - lhs - 1) : strlen(lhs));
	if (1 <= llen && memchr(lhs, '*', llen)) {
		if ((rhs && !is_glob) || (!rhs && is_fetch))
			goto invalid;
		is_glob = 1;
	} else if (rhs && is_glob)
		goto invalid;

	refspec->pattern = is_glob;
	refspec->src = git__strndup(lhs, llen);
	flags = GIT_REF_FORMAT_ALLOW_ONELEVEL | GIT_REF_FORMAT_REFSPEC_SHORTHAND
		| (is_glob ? GIT_REF_FORMAT_REFSPEC_PATTERN : 0);

	if (is_fetch) {
		/*
			* LHS
			* - empty is allowed; it means HEAD.
			* - otherwise it must be a valid looking ref.
			*/
		if (!*refspec->src)
			; /* empty is ok */
		else if (!git_reference__is_valid_name(refspec->src, flags))
			goto invalid;
		/*
			* RHS
			* - missing is ok, and is same as empty.
			* - empty is ok; it means not to store.
			* - otherwise it must be a valid looking ref.
			*/
		if (!refspec->dst)
			; /* ok */
		else if (!*refspec->dst)
			; /* ok */
		else if (!git_reference__is_valid_name(refspec->dst, flags))
			goto invalid;
	} else {
		/*
			* LHS
			* - empty is allowed; it means delete.
			* - when wildcarded, it must be a valid looking ref.
			* - otherwise, it must be an extended SHA-1, but
			*   there is no existing way to validate this.
			*/
		if (!*refspec->src)
			; /* empty is ok */
		else if (is_glob) {
			if (!git_reference__is_valid_name(refspec->src, flags))
				goto invalid;
		}
		else {
			; /* anything goes, for now */
		}
		/*
			* RHS
			* - missing is allowed, but LHS then must be a
			*   valid looking ref.
			* - empty is not allowed.
			* - otherwise it must be a valid looking ref.
			*/
		if (!refspec->dst) {
			if (!git_reference__is_valid_name(refspec->src, flags))
				goto invalid;
		} else if (!*refspec->dst) {
			goto invalid;
		} else {
			if (!git_reference__is_valid_name(refspec->dst, flags))
				goto invalid;
		}

		/* if the RHS is empty, then it's a copy of the LHS */
		if (!refspec->dst) {
			refspec->dst = git__strdup(refspec->src);
			GITERR_CHECK_ALLOC(refspec->dst);
		}
	}

	refspec->string = git__strdup(input);
	GITERR_CHECK_ALLOC(refspec->string);

	return 0;

 invalid:
        giterr_set(
                GITERR_INVALID,
                "'%s' is not a valid refspec.", input);
        git_refspec__free(refspec);
	return -1;
}
示例#6
0
void sharpgit_refspec_free(git_refspec *refspec)
{
  git_refspec__free(refspec);
  free(refspec);
}