Method get_cwd

lib_acl_cpp/src/stdlib/scan_dir.cpp:244–284

}

bool scan_dir::get_cwd(string& out)
{

#ifndef MAX_PATH
#define MAX_PATH	1024
#endif
	char  buf[MAX_PATH];

#ifdef ACL_WINDOWS
	if (::GetCurrentDirectory(MAX_PATH, buf) == 0) {
		logger_error("can't get process path: %s", last_serror());
		return false;
	}
#else
	if (::getcwd(buf, sizeof(buf)) == NULL) {
		logger_error("can't get process path: %s", last_serror());
		return false;
	}
#endif // ACL_WINDOWS

	// xxx: can this happen ?
	if (buf[0] == 0) {
		return false;
	}

	// ȥ��β���� '/'
	char* end = buf + strlen(buf) - 1;
	while (end > buf) {
#ifdef ACL_WINDOWS
		if (*end == '/' || *end == '\\') {
			end--;
		}
#else
		if (*end == '/') {
			end--;
		}
#endif
		else {
			break;
		}
	}

	out = buf;
	return true;