Function parse_arguments

vulkaninfo/vulkaninfo.cpp:1314–1385

};

util::vulkaninfo_optional<ParsedResults> parse_arguments(int argc, char **argv, std::string executable_name) {
    ParsedResults results{};
    results.default_filename = APP_SHORT_NAME ".txt";
    for (int i = 1; i < argc; ++i) {
        // A internal-use-only format for communication with the Vulkan Configurator tool
        // Usage "--vkconfig_output <path>"
        // -o can be used to specify the filename instead
        if (0 == strcmp("--vkconfig_output", argv[i])) {
            results.output_category = OutputCategory::vkconfig_output;
            results.print_to_file = true;
            results.default_filename = APP_SHORT_NAME ".json";
            if (argc > (i + 1) && argv[i + 1][0] != '-') {
#ifdef WIN32
                results.filename = (std::string(argv[i + 1]) + "\\" APP_SHORT_NAME ".json");
#else
                results.filename = (std::string(argv[i + 1]) + "/" APP_SHORT_NAME ".json");
#endif
                ++i;
            }
        } else if (strncmp("--json", argv[i], 6) == 0 || strncmp(argv[i], "-j", 2) == 0) {
            if (strlen(argv[i]) > 7 && strncmp("--json=", argv[i], 7) == 0) {
                results.selected_gpu = static_cast<uint32_t>(strtol(argv[i] + 7, nullptr, 10));
                results.has_selected_gpu = true;
            }
            if (strlen(argv[i]) > 3 && strncmp("-j=", argv[i], 3) == 0) {
                results.selected_gpu = static_cast<uint32_t>(strtol(argv[i] + 3, nullptr, 10));
                results.has_selected_gpu = true;
            }
            results.output_category = OutputCategory::profile_json;
            results.default_filename = APP_SHORT_NAME ".json";
            results.print_to_file = true;
        } else if (strcmp(argv[i], "--summary") == 0) {
            results.output_category = OutputCategory::summary;
        } else if (strcmp(argv[i], "--text") == 0) {
            results.output_category = OutputCategory::text;
            results.default_filename = APP_SHORT_NAME ".txt";
        } else if (strcmp(argv[i], "--html") == 0) {
            results.output_category = OutputCategory::html;
            results.print_to_file = true;
            results.default_filename = APP_SHORT_NAME ".html";
        } else if (strcmp(argv[i], "--show-all") == 0) {
            results.show.all = true;
            results.show.tool_props = true;
            results.show.formats = true;
            results.show.promoted_structs = true;
            results.show.video_props = true;
        } else if (strcmp(argv[i], "--show-tool-props") == 0) {
            results.show.tool_props = true;
        } else if (strcmp(argv[i], "--show-formats") == 0) {
            results.show.formats = true;
        } else if (strcmp(argv[i], "--show-promoted-structs") == 0) {
            results.show.promoted_structs = true;
        } else if (strcmp(argv[i], "--show-video-props") == 0) {
            results.show.video_props = true;
        } else if ((strcmp(argv[i], "--output") == 0 || strcmp(argv[i], "-o") == 0) && argc > (i + 1)) {
            if (argv[i + 1][0] == '-') {
                std::cout << "-o or --output must be followed by a filename\n";
                return {};