Function lock_remote

http-push.c:843–954

}

static struct remote_lock *lock_remote(const char *path, long timeout)
{
	struct active_request_slot *slot;
	struct slot_results results;
	struct buffer out_buffer = { STRBUF_INIT, 0 };
	struct strbuf in_buffer = STRBUF_INIT;
	char *url;
	char *ep;
	char timeout_header[25];
	struct remote_lock *lock = NULL;
	struct curl_slist *dav_headers = http_copy_default_headers();
	struct xml_ctx ctx;
	char *escaped;

	url = xstrfmt("%s%s", repo->url, path);

	/* Make sure leading directories exist for the remote ref */
	ep = strchr(url + strlen(repo->url) + 1, '/');
	while (ep) {
		char saved_character = ep[1];
		ep[1] = '\0';
		slot = get_active_slot();
		slot->results = &results;
		curl_setup_http_get(slot->curl, url, DAV_MKCOL);
		if (start_active_slot(slot)) {
			run_active_slot(slot);
			if (results.curl_result != CURLE_OK &&
			    results.http_code != 405) {
				fprintf(stderr,
					"Unable to create branch path %s\n",
					url);
				free(url);
				return NULL;
			}
		} else {
			fprintf(stderr, "Unable to start MKCOL request\n");
			free(url);
			return NULL;
		}
		ep[1] = saved_character;
		ep = strchr(ep + 1, '/');
	}

	escaped = xml_entities(ident_default_email());
	strbuf_addf(&out_buffer.buf, LOCK_REQUEST, escaped);
	free(escaped);

	xsnprintf(timeout_header, sizeof(timeout_header), "Timeout: Second-%ld", timeout);
	dav_headers = curl_slist_append(dav_headers, timeout_header);
	dav_headers = curl_slist_append(dav_headers, "Content-Type: text/xml");

	slot = get_active_slot();
	slot->results = &results;
	curl_setup_http(slot->curl, url, DAV_LOCK, &out_buffer, fwrite_buffer);
	curl_easy_setopt(slot->curl, CURLOPT_HTTPHEADER, dav_headers);
	curl_easy_setopt(slot->curl, CURLOPT_WRITEDATA, &in_buffer);

	CALLOC_ARRAY(lock, 1);