From cee868801b55aa4302c91a46df8daf38388163e7 Mon Sep 17 00:00:00 2001
From: pixel <pixel>
Date: Fri, 4 Jul 2008 12:01:52 +0000
Subject: Adding project files.

---
 src/lua-plugin.cc | 43 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 src/lua-plugin.cc

(limited to 'src/lua-plugin.cc')

diff --git a/src/lua-plugin.cc b/src/lua-plugin.cc
new file mode 100644
index 0000000..79968a6
--- /dev/null
+++ b/src/lua-plugin.cc
@@ -0,0 +1,43 @@
+#include <lua-plugin.h>
+
+typedef void(*init_ptr_t)(Lua *);
+
+#ifdef _WIN32
+#include <windows.h>
+
+void LuaLoadPlugin(const String & _fname, Lua * L) throw (GeneralException) {
+    HMODULE handle;
+    String fname = _fname + ".dll";
+
+    if (!(handle = LoadLibraryEx(fname.to_charp(), NULL, LOAD_WITH_ALTERED_SEARCH_PATH)) &&
+	!(handle = LoadLibraryEx(fname.to_charp(), NULL, NULL))) {
+	throw GeneralException("File not found or error loading shared object file: " + fname + "; Error #" + String((int) GetLastError()));
+    }
+    
+    init_ptr_t init_ptr = (init_ptr_t) GetProcAddress(handle, "init_plugin");
+
+    if (!init_ptr) {
+	throw GeneralException("No init pointer on plugin " + fname);
+    }
+    
+    init_ptr(L);
+}
+#else
+#include <dlfcn.h>
+
+void LuaLoadPlugin(const String & fname, Lua * L) throw (GeneralException) {
+    void * handle = dlopen(("./" + fname + ".so").to_charp(), RTLD_NOW | RTLD_GLOBAL);
+    
+    if (!handle) {
+	throw GeneralException("File not found or error loading shared object file: " + fname + "; " + dlerror());
+    }
+    
+    init_ptr_t init_ptr = (init_ptr_t) dlsym(handle, "init_plugin");
+    
+    if (!init_ptr) {
+	throw GeneralException("No init pointer on plugin " + fname);
+    }
+    
+    init_ptr(L);
+}
+#endif
-- 
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