From 78d07f005876cdfd3caf8144c455e8ae9ff77d76 Mon Sep 17 00:00:00 2001
From: Jonathan Bradley <jcb@pikum.xyz>
Date: Thu, 4 Dec 2025 11:07:10 -0500
Subject: pke: actual exe path, child process launch tweaks

---
 src/game-settings.hpp |  2 +-
 src/game.cpp          | 31 +++++++++++++++++++++++++++----
 src/game.hpp          |  4 ++--
 3 files changed, 30 insertions(+), 7 deletions(-)

(limited to 'src')

diff --git a/src/game-settings.hpp b/src/game-settings.hpp
index 46f5d38..109e759 100644
--- a/src/game-settings.hpp
+++ b/src/game-settings.hpp
@@ -8,7 +8,7 @@
 #include <cstdint>
 
 struct GameSettings {
-	const char *executablePath;
+	const char *executable_path;
 	bool isGameRunning = true;
 	bool isGamePaused = false;
 	bool isShowingEditor = true;
diff --git a/src/game.cpp b/src/game.cpp
index f56e129..1fc8d17 100644
--- a/src/game.cpp
+++ b/src/game.cpp
@@ -28,9 +28,32 @@
 #include <BulletCollision/NarrowPhaseCollision/btRaycastCallback.h>
 #include <GLFW/glfw3.h>
 #include <cstring>
+#include <filesystem>
 #include <fstream>
 #include <thread>
 
+void game_get_executable_path();
+
+#ifdef _WIN32
+#include <windows.h>
+void game_get_executable_path() {
+	char buf[512];
+	size_t result = GetModuleFileNameA(NULL, buf, 512);
+	// TODO leaky
+	char *val = (char*)malloc(strlen(buf)+1);
+	strcpy(val, buf);
+	pkeSettings.executable_path = val;
+}
+#else
+void game_get_executable_path() {
+	auto path = std::filesystem::canonical("/proc/self/exe");
+	// TODO leaky
+	char *val = (char*)malloc(strlen(path.c_str())+1);
+	strcpy(val, path.c_str());
+	pkeSettings.executable_path = val;
+}
+#endif
+
 void Game_Init();
 void Game_Tick(double delta);
 void Game_Teardown();
@@ -100,11 +123,11 @@ void Game_Tick(double delta) {
 	window_tick_late(delta);
 }
 
-void pke_game_main_init(PKEWindowProperties windowProps, const char *executablePath, PKEPluginInterface *plugins, unsigned int n_plugins) {
+void pke_game_main_init(PKEWindowProperties windowProps, PKEPluginInterface *plugins, unsigned int n_plugins) {
 	fprintf(stdout, "[%s] pke_game_main_init Entering.\n", __FILE__);
 	unsigned int u;
 
-	pkeSettings.executablePath = executablePath;
+	game_get_executable_path();
 
 	Game_Init();
 	pk_ev_init(pkeSettings.mem_bkt.game);
@@ -333,9 +356,9 @@ void pke_game_main_teardown() {
 	fprintf(stdout, "[%s] pke_game_main_teardown Exiting.\n", __FILE__);
 }
 
-void Game_Main(PKEWindowProperties windowProps, const char *executablePath) {
+void Game_Main(PKEWindowProperties windowProps) {
 
-	pke_game_main_init(windowProps, executablePath, nullptr, 0);
+	pke_game_main_init(windowProps);
 
 	pke_game_main_load();
 
diff --git a/src/game.hpp b/src/game.hpp
index b599c24..8d23eaf 100644
--- a/src/game.hpp
+++ b/src/game.hpp
@@ -4,9 +4,9 @@
 #include "plugin-types.hpp"
 #include "window-types.hpp"
 
-void Game_Main(PKEWindowProperties windowProps, const char *executablePath);
+void Game_Main(PKEWindowProperties windowProps);
 
-void pke_game_main_init(PKEWindowProperties windowProps, const char *executablePath, PKEPluginInterface *interfaces = nullptr, unsigned int n_interfaces = 0);
+void pke_game_main_init(PKEWindowProperties windowProps, PKEPluginInterface *interfaces = nullptr, unsigned int n_interfaces = 0);
 void pke_game_main_load();
 void pke_game_main_run();
 void pke_game_main_teardown();
-- 
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