src/client/main.cpp

@@ -4,6 +4,7 @@
 #include "loader/component_loader.hpp"
 #include "game/game.hpp"
 
+#include "utils/command_line.hpp"
 #include <utils/flags.hpp>
 #include <utils/io.hpp>
 #include <utils/string.hpp>
@@ -167,8 +168,23 @@ FARPROC load_binary(const launcher::mode mode)
 	std::string data;
 	if (!utils::io::read_file(binary, &data))
 	{
-		throw std::runtime_error(
+		// Check the first argument to see if the current directory needs to changed
-			"Failed to read game binary! Please select the correct path in the launcher settings.");
+		// Required when the game is used to open a file (like a demo file)
+		const auto& args = utils::command_line::get_args();
+		if (!args.empty())
+		{
+			const auto& binary_dir = args.front();
+			if (binary_dir.filename().string().ends_with("iw6-mod.exe"))
+			{
+				std::filesystem::current_path(binary_dir.parent_path());
+			}
+		}
+
+		if (!utils::io::read_file(binary, &data))
+		{
+			throw std::runtime_error(
+				"Failed to read game binary! Please select the correct path in the launcher settings.");
+		}
 	}
 
 #ifdef INJECT_HOST_AS_LIB