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web_server/main.cpp

@@ -0,0 +1,29 @@
+#include "Web_Server.h"
+
+#include <charconv>
+#include <cstdint>
+#include <iostream>
+#include <string_view>
+
+namespace {
+
+std::uint16_t parse_port(int argc, char** argv) {
+    constexpr std::uint16_t default_port = 8848;
+    if (argc != 3 || std::string_view(argv[1]) != "--port")
+        return default_port;
+    unsigned value{};
+    const std::string_view text(argv[2]);
+    const auto [end, error] = std::from_chars(text.data(), text.data() + text.size(), value);
+    if (error != std::errc{} || end != text.data() + text.size() || value == 0 || value > 65535) {
+        std::cerr << "Invalid port: " << text << '\n';
+        return 0;
+    }
+    return static_cast<std::uint16_t>(value);
+}
+
+} // namespace
+
+int main(int argc, char** argv) {
+    const std::uint16_t port = parse_port(argc, argv);
+    return port == 0 ? 2 : renderive::web::run_web_server(port);
+}