diff options
author | Nipun Garg | 2019-03-09 02:41:35 +0530 |
---|---|---|
committer | Eugene Sandulenko | 2019-08-13 10:18:02 +0200 |
commit | c1f029c6dcd606b3dbe8e3952ac55f89968ab6c4 (patch) | |
tree | 251016525019b20ca6c41a95d4a584483724daee /engines/sword25/util/lua_persistence_util.h | |
parent | f019afa94a4638e6132551a570ce3b1d67b62b54 (diff) | |
download | scummvm-rg350-c1f029c6dcd606b3dbe8e3952ac55f89968ab6c4.tar.gz scummvm-rg350-c1f029c6dcd606b3dbe8e3952ac55f89968ab6c4.tar.bz2 scummvm-rg350-c1f029c6dcd606b3dbe8e3952ac55f89968ab6c4.zip |
COMMON: Move Lua into Common and make it into...
an engine feature
Diffstat (limited to 'engines/sword25/util/lua_persistence_util.h')
-rw-r--r-- | engines/sword25/util/lua_persistence_util.h | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/engines/sword25/util/lua_persistence_util.h b/engines/sword25/util/lua_persistence_util.h deleted file mode 100644 index e3a2935f2c..0000000000 --- a/engines/sword25/util/lua_persistence_util.h +++ /dev/null @@ -1,121 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distri8buted in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - */ - -/** - * This code is heavily based on the Pluto code base. Copyright below - */ - -/* Tamed Pluto - Heavy-duty persistence for Lua - * Copyright (C) 2004 by Ben Sunshine-Hill, and released into the public - * domain. People making use of this software as part of an application - * are politely requested to email the author at sneftel@gmail.com - * with a brief description of the application, primarily to satisfy his - * curiosity. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY - * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, - * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE - * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - * - * Instrumented by Stefan Reich (info@luaos.net) - * for Mobile Lua (http://luaos.net/pages/mobile-lua.php) - */ - - -#ifndef LUA_PERISTENCE_UTIL_H -#define LUA_PERISTENCE_UTIL_H - - -struct lua_State; - -#include "lua/lobject.h" - -typedef TValue *StkId; - -namespace Lua { - -#define lua_malloc(luaState, nsize) lua_realloc(luaState, nullptr, 0, nsize) -#define lua_reallocv(luaState, block, on, n, e) lua_realloc(luaState, block, (on) * (e), (n) * (e)) -#define lua_reallocvector(luaState, vec, oldn, n, T) ((vec) = (T *)(lua_reallocv(luaState, vec, oldn, n, sizeof(T)))) -#define lua_newVector(luaState, num, T) ((T *)lua_reallocv(luaState, nullptr, 0, num, sizeof(T))) -#define lua_new(luaState,T) (T *)lua_malloc(luaState, sizeof(T)) - -void *lua_realloc(lua_State *luaState, void *block, size_t osize, size_t nsize); - -void pushObject(lua_State *luaState, TValue *obj); -void pushProto(lua_State *luaState, Proto *proto); -void pushUpValue(lua_State *luaState, UpVal *upval); -void pushString(lua_State *luaState, TString *str); - -StkId getObject(lua_State *luaState, int stackpos); - -void lua_linkObjToGC(lua_State *luaState, GCObject *obj, lu_byte type); - -#define sizeLclosure(n) ((sizeof(LClosure)) + sizeof(TValue *) * ((n) - 1)) - -Closure *lua_newLclosure(lua_State *luaState, int numElements, Table *elementTable); -void pushClosure(lua_State *luaState, Closure *closure); - -Proto *createProto(lua_State *luaState); -Proto *makeFakeProto(lua_State *L, lu_byte nups); - -TString *createString(lua_State *luaState, const char *str, size_t len); - -UpVal *createUpValue(lua_State *luaState, int stackpos); -void unboxUpValue(lua_State *luaState); - -/* Appends one stack to another stack, but the stack is reversed in the process */ -size_t appendStackToStack_reverse(lua_State *from, lua_State *to); -void correctStack(lua_State *L, TValue *oldstack); -void lua_reallocstack(lua_State *L, int newsize); - -void lua_reallocCallInfo(lua_State *lauState, int newsize); - -/* Does basically the opposite of luaC_link(). - * Right now this function is rather inefficient; it requires traversing the - * entire root GC set in order to find one object. If the GC list were doubly - * linked this would be much easier, but there's no reason for Lua to have - * that. */ -void GCUnlink(lua_State *luaState, GCObject *gco); - -TString *lua_newlstr(lua_State *luaState, const char *str, size_t len); -void lua_link(lua_State *luaState, GCObject *o, lu_byte tt); -Proto *lua_newproto(lua_State *luaState) ; - -UpVal *makeUpValue(lua_State *luaState, int stackPos); -/** - * The GC is not fond of finding upvalues in tables. We get around this - * during persistence using a weakly keyed table, so that the GC doesn't - * bother to mark them. This won't work in unpersisting, however, since - * if we make the values weak they'll be collected (since nothing else - * references them). Our solution, during unpersisting, is to represent - * upvalues as dummy functions, each with one upvalue. - */ -void boxUpValue_start(lua_State *luaState); -void boxUpValue_finish(lua_State *luaState); - -} // End of namespace Lua - -#endif |