init

launcher/launcher.cpp

@@ -0,0 +1,46 @@
+#include "string.h"
+#include "stdio.h"
+#include "unistd.h"
+#include "dlfcn.h"
+#include "libgen.h"
+
+#define MAX_PATH 4096
+
+static char szLauncherPath[MAX_PATH];
+static char szEnginePath[MAX_PATH];
+static char szTier0Path[MAX_PATH];
+
+void *pEngineLib;
+void *pTier0Lib;
+typedef void (*EngineMainFn)(int argc, char** argv);
+EngineMainFn pEngineMain;
+
+int main( int argc, char **argv ) {
+	readlink("/proc/self/exe",szLauncherPath, MAX_PATH);
+	dirname(szLauncherPath);
+
+	snprintf(szEnginePath, MAX_PATH, "%s/libengine.so", szLauncherPath);
+	snprintf(szTier0Path, MAX_PATH, "%s/libtier0.so", szLauncherPath);
+
+	pTier0Lib = dlopen(szTier0Path, RTLD_NOW | RTLD_GLOBAL);
+	if ( !pTier0Lib ) {
+		printf("Failed to open libtier0.so\n");
+		printf("\t%s\n",dlerror());
+	}
+	pEngineLib = dlopen(szEnginePath, RTLD_NOW | RTLD_GLOBAL);
+	if ( !pEngineLib ) {
+		printf("Failed to open libengine.so\n");
+		printf("\t%s\n",dlerror());
+	}
+	pEngineMain = (EngineMainFn)dlsym(pEngineLib, "FunnyMain");
+	if ( !pEngineMain ) {
+		printf("Symbol not found: FunnyMain\n");
+	}
+
+	// chdir to right directory
+	dirname(szLauncherPath);
+	chdir(szLauncherPath);
+
+	pEngineMain(argc, argv);
+	dlclose(pEngineLib);
+};