diff options
| -rw-r--r-- | src/Bindings/LuaState.cpp | 26 | ||||
| -rw-r--r-- | src/Bindings/LuaState.h | 3 | ||||
| -rw-r--r-- | src/Bindings/PluginLua.cpp | 8 |
3 files changed, 37 insertions, 0 deletions
diff --git a/src/Bindings/LuaState.cpp b/src/Bindings/LuaState.cpp index c6be7be3c..ca7f6b255 100644 --- a/src/Bindings/LuaState.cpp +++ b/src/Bindings/LuaState.cpp @@ -173,6 +173,31 @@ void cLuaState::Detach(void) +void cLuaState::AddPackagePath(const AString & a_PathVariable, const AString & a_Path) +{ + // Get the current path: + lua_getfield(m_LuaState, LUA_GLOBALSINDEX, "package"); // Stk: <package> + lua_getfield(m_LuaState, -1, a_PathVariable.c_str()); // Stk: <package> <package.path> + size_t len = 0; + const char * PackagePath = lua_tolstring(m_LuaState, -1, &len); + + // Append the new path: + AString NewPackagePath(PackagePath, len); + NewPackagePath.append(LUA_PATHSEP); + NewPackagePath.append(a_Path); + + // Set the new path to the environment: + lua_pop(m_LuaState, 1); // Stk: <package> + lua_pushlstring(m_LuaState, NewPackagePath.c_str(), NewPackagePath.length()); // Stk: <package> <NewPackagePath> + lua_setfield(m_LuaState, -2, a_PathVariable.c_str()); // Stk: <package> + lua_pop(m_LuaState, 1); + lua_pop(m_LuaState, 1); // Stk: - +} + + + + + bool cLuaState::LoadFile(const AString & a_FileName) { ASSERT(IsValid()); @@ -1251,6 +1276,7 @@ void cLuaState::LogStack(lua_State * a_LuaState, const char * a_Header) case LUA_TLIGHTUSERDATA: Printf(Value, "%p", lua_touserdata(a_LuaState, i)); break; case LUA_TNUMBER: Printf(Value, "%f", (double)lua_tonumber(a_LuaState, i)); break; case LUA_TSTRING: Printf(Value, "%s", lua_tostring(a_LuaState, i)); break; + case LUA_TTABLE: Printf(Value, "%p", lua_topointer(a_LuaState, i)); break; default: break; } LOGD(" Idx %d: type %d (%s) %s", i, Type, lua_typename(a_LuaState, Type), Value.c_str()); diff --git a/src/Bindings/LuaState.h b/src/Bindings/LuaState.h index b9bf10142..dcb660c3f 100644 --- a/src/Bindings/LuaState.h +++ b/src/Bindings/LuaState.h @@ -154,6 +154,9 @@ public: /** Returns true if the m_LuaState is valid */ bool IsValid(void) const { return (m_LuaState != NULL); } + /** Adds the specified path to package.<a_PathVariable> */ + void AddPackagePath(const AString & a_PathVariable, const AString & a_Path); + /** Loads the specified file Returns false and logs a warning to the console if not successful (but the LuaState is kept open). m_SubsystemName is displayed in the warning log message. diff --git a/src/Bindings/PluginLua.cpp b/src/Bindings/PluginLua.cpp index 773d522c4..45c8216be 100644 --- a/src/Bindings/PluginLua.cpp +++ b/src/Bindings/PluginLua.cpp @@ -82,6 +82,14 @@ bool cPluginLua::Initialize(void) lua_pushstring(m_LuaState, GetName().c_str()); lua_setglobal(m_LuaState, LUA_PLUGIN_NAME_VAR_NAME); + // Add the plugin's folder to the package.path and package.cpath variables (#693): + m_LuaState.AddPackagePath("path", FILE_IO_PREFIX + GetLocalFolder() + "/?.lua"); + #ifdef _WIN32 + m_LuaState.AddPackagePath("cpath", GetLocalFolder() + "\\?.dll"); + #else + m_LuaState.AddPackagePath("cpath", FILE_IO_PREFIX + GetLocalFolder() + "/?.so"); + #endif + tolua_pushusertype(m_LuaState, this, "cPluginLua"); lua_setglobal(m_LuaState, "g_Plugin"); } |