Function cmd_main

http-backend.c:764–829

}

int cmd_main(int argc UNUSED, const char **argv UNUSED)
{
	const char *method = getenv("REQUEST_METHOD");
	const char *proto_header;
	char *dir;
	struct service_cmd *cmd = NULL;
	char *cmd_arg = NULL;
	int i;
	struct strbuf hdr = STRBUF_INIT;

	set_die_routine(die_webcgi);
	set_die_is_recursing_routine(die_webcgi_recursing);

	if (!method)
		die("No REQUEST_METHOD from server");
	if (!strcmp(method, "HEAD"))
		method = "GET";
	dir = getdir();

	for (i = 0; i < ARRAY_SIZE(services); i++) {
		struct service_cmd *c = &services[i];
		regex_t re;
		regmatch_t out[1];
		int ret;

		if (regcomp(&re, c->pattern, REG_EXTENDED))
			die("Bogus regex in service table: %s", c->pattern);
		ret = regexec(&re, dir, 1, out, 0);
		regfree(&re);

		if (!ret) {
			size_t n;

			if (strcmp(method, c->method))
				return bad_request(&hdr, c);

			cmd = c;
			n = out[0].rm_eo - out[0].rm_so;
			cmd_arg = xmemdupz(dir + out[0].rm_so + 1, n - 1);
			dir[out[0].rm_so] = 0;
			break;
		}
	}

	if (!cmd)
		not_found(&hdr, "Request not supported: '%s'", dir);

	setup_path();
	if (!enter_repo(the_repository, dir, 0))
		not_found(&hdr, "Not a git repository: '%s'", dir);
	if (!getenv("GIT_HTTP_EXPORT_ALL") &&
	    access("git-daemon-export-ok", F_OK) )
		not_found(&hdr, "Repository not exported: '%s'", dir);
	free(dir);

	http_config();
	max_request_buffer = git_env_ulong("GIT_HTTP_MAX_REQUEST_BUFFER",
					   max_request_buffer);