Function init

RedEdrShared/loguru.cpp:607–680

	}

	void init(int& argc, char* argv[], const Options& options)
	{
		CHECK_GT_F(argc, 0, "Expected proper argc/argv");
		CHECK_EQ_F(argv[argc], nullptr, "Expected proper argc/argv");

		s_argv0_filename = filename(argv[0]);

#ifdef _WIN32
#define getcwd _getcwd
#endif

		if (!getcwd(s_current_dir, sizeof(s_current_dir))) {
			const auto error_text = errno_as_text();
			LOG_F(WARNING, "Failed to get current working directory: " LOGURU_FMT(s) "", error_text.c_str());
		}

		s_arguments = "";
		for (int i = 0; i < argc; ++i) {
			escape(s_arguments, argv[i]);
			if (i + 1 < argc) {
				s_arguments += " ";
			}
		}

		if (options.verbosity_flag) {
			parse_args(argc, argv, options.verbosity_flag);
		}

		if (const auto main_thread_name = options.main_thread_name) {
#if LOGURU_PTLS_NAMES || LOGURU_WINTHREADS
			set_thread_name(main_thread_name);
#elif LOGURU_PTHREADS
			char old_thread_name[16] = { 0 };
			auto this_thread = pthread_self();
#if defined(__APPLE__) || defined(__linux__) || defined(__sun)
			pthread_getname_np(this_thread, old_thread_name, sizeof(old_thread_name));
#endif
			if (old_thread_name[0] == 0) {
#ifdef __APPLE__
				pthread_setname_np(main_thread_name);
#elif defined(__FreeBSD__) || defined(__OpenBSD__)
				pthread_set_name_np(this_thread, main_thread_name);
#elif defined(__linux__) || defined(__sun)
				pthread_setname_np(this_thread, main_thread_name);
#endif
			}
#endif // LOGURU_PTHREADS
		}

		if (g_stderr_verbosity >= Verbosity_INFO) {
			if (g_preamble_header) {
				char preamble_explain[LOGURU_PREAMBLE_WIDTH];
				print_preamble_header(preamble_explain, sizeof(preamble_explain));
				if (g_colorlogtostderr && s_terminal_has_color) {
					fprintf(stderr, "%s%s%s\n", terminal_reset(), terminal_dim(), preamble_explain);
				}
				else {
					fprintf(stderr, "%s\n", preamble_explain);