mirror of
https://port.numenaute.org/aleajactaest/khanat-opennel-code.git
synced 2024-12-23 17:38:44 +00:00
422 lines
12 KiB
C++
422 lines
12 KiB
C++
// Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
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// Copyright (C) 2010 Winch Gate Property Limited
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#ifndef RZ_INCLUDE_LUA_HELPER_INLINE
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#error "don't include directly, include lua_helper.h instead"
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#endif
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/////////////////////
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// CLuaStackChecker //
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//////////////////////
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//================================================================================
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inline CLuaStackChecker::CLuaStackChecker(CLuaState *state, int numWantedResults)
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{
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nlassert(state);
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_State = state;
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_FinalWantedSize = state->getTop() + numWantedResults;
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}
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///////////////
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// CLuaState //
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///////////////
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//================================================================================
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inline void CLuaState::checkIndex(int index)
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{
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// NB : more restrictive test that in the documentation there, because
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// we don't expose the check stack function
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nlassert( (index!=0 && abs(index) <= getTop())
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|| index == LUA_REGISTRYINDEX
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|| index == LUA_GLOBALSINDEX
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);
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}
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//================================================================================
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inline int CLuaState::getTop()
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{
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return lua_gettop(_State);
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}
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//================================================================================
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inline void CLuaState::setTop(int index)
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{
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// if index is strictly negative, this is a "pop". ensure that the user don't pop more than allowed
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if (index < 0)
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{
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checkIndex(index);
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}
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// if index is positive and is more than the current top
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else if ( index>getTop() )
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{
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// must ensure that we have enough stack space
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nlverify( lua_checkstack(_State, index-getTop()) );
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}
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// set top
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lua_settop(_State, index);
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}
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//================================================================================
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inline void CLuaState::pushValue(int index)
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{
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checkIndex(index);
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lua_pushvalue(_State, index);
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}
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//================================================================================
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inline void CLuaState::remove(int index)
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{
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checkIndex(index);
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lua_remove(_State, index);
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}
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//================================================================================
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inline void CLuaState::insert(int index)
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{
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checkIndex(index);
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lua_insert(_State, index);
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}
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//================================================================================
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inline void CLuaState::replace(int index)
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{
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checkIndex(index);
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lua_replace(_State, index);
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}
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//================================================================================
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inline void CLuaState::pop(int numElem /* = 1 */)
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{
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nlassert(numElem <= getTop());
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lua_pop(_State, numElem);
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}
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//================================================================================
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inline int CLuaState::type(int index /* = -1 */)
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{
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checkIndex(index);
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return lua_type(_State, index);
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}
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//================================================================================
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inline const char *CLuaState::getTypename(int type)
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{
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return lua_typename(_State, type);
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}
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//================================================================================
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inline bool CLuaState::isNil(int index)
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{
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checkIndex(index);
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return lua_isnil(_State, index) != 0;
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}
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//================================================================================
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inline bool CLuaState::isBoolean(int index)
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{
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checkIndex(index);
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return lua_isboolean(_State, index) != 0;
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}
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//================================================================================
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inline bool CLuaState::isNumber(int index)
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{
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checkIndex(index);
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return lua_isnumber(_State, index) != 0;
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}
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//================================================================================
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inline bool CLuaState::isString(int index)
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{
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checkIndex(index);
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return lua_isstring(_State, index) != 0;
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}
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//================================================================================
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inline bool CLuaState::isTable(int index)
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{
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checkIndex(index);
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return lua_istable(_State, index) != 0;
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}
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//================================================================================
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inline bool CLuaState::isFunction(int index)
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{
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checkIndex(index);
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return lua_isfunction(_State, index) != 0;
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}
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//================================================================================
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inline bool CLuaState::isCFunction(int index)
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{
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checkIndex(index);
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return lua_iscfunction(_State, index) != 0;
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}
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//================================================================================
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inline bool CLuaState::isUserData(int index)
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{
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checkIndex(index);
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return lua_isuserdata(_State, index) != 0;
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}
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//================================================================================
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inline bool CLuaState::isLightUserData(int index)
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{
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checkIndex(index);
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return lua_islightuserdata(_State, index) != 0;
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}
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//================================================================================
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inline bool CLuaState::toBoolean(int index)
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{
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checkIndex(index);
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return lua_toboolean(_State, index) != 0;
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}
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//================================================================================
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inline lua_Number CLuaState::toNumber(int index)
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{
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checkIndex(index);
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return lua_tonumber(_State, index);
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}
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//================================================================================
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inline const char *CLuaState::toString(int index)
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{
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checkIndex(index);
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return lua_tostring(_State, index);
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}
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//================================================================================
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inline void CLuaState::toString(int index, std::string &str)
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{
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checkIndex(index);
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const char *pc= lua_tostring(_State, index);
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if(pc)
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str= pc;
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else
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str.clear();
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}
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//================================================================================
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inline size_t CLuaState::strlen(int index)
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{
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checkIndex(index);
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return lua_strlen(_State, index);
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}
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//================================================================================
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inline lua_CFunction CLuaState::toCFunction(int index)
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{
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checkIndex(index);
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return lua_tocfunction(_State, index);
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}
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//================================================================================
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inline void *CLuaState::toUserData(int index)
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{
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checkIndex(index);
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return lua_touserdata(_State, index);
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}
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//================================================================================
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inline const void *CLuaState::toPointer(int index)
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{
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checkIndex(index);
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return lua_topointer(_State, index);
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}
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//================================================================================
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inline void CLuaState::push(bool value)
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{
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nlverify( lua_checkstack(_State, 1) );
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lua_pushboolean(_State, (int) value);
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}
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//================================================================================
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inline void CLuaState::push(lua_Number value)
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{
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nlverify( lua_checkstack(_State, 1) );
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lua_pushnumber(_State, value);
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}
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//================================================================================
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inline void CLuaState::push(const char *str)
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{
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nlverify( lua_checkstack(_State, 1) );
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lua_pushstring(_State, str);
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}
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//================================================================================
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inline void CLuaState::push(const char *str, int length)
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{
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nlverify( lua_checkstack(_State, 1) );
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lua_pushlstring(_State, str, length);
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}
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//================================================================================
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inline void CLuaState::push(const std::string &str)
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{
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nlverify( lua_checkstack(_State, 1) );
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push(str.c_str());
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}
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//================================================================================
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inline void CLuaState::pushNil()
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{
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nlverify( lua_checkstack(_State, 1) );
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lua_pushnil(_State);
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}
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//================================================================================
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inline void CLuaState::push(lua_CFunction f)
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{
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nlverify( lua_checkstack(_State, 1) );
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lua_pushcfunction(_State, f);
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}
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//================================================================================
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inline void CLuaState::pushLightUserData(void *ptr)
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{
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nlverify( lua_checkstack(_State, 1) );
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lua_pushlightuserdata(_State, ptr);
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}
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//================================================================================
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inline bool CLuaState::equal(int index1, int index2)
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{
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checkIndex(index1);
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checkIndex(index2);
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return lua_equal(_State, index1, index2) != 0;
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}
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//================================================================================
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inline bool CLuaState::getMetaTable(int index)
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{
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checkIndex(index);
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return lua_getmetatable(_State, index) != 0;
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}
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//================================================================================
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inline bool CLuaState::setMetaTable(int index)
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{
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checkIndex(index);
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return lua_setmetatable(_State, index) != 0;
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}
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//================================================================================
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inline bool CLuaState::rawEqual(int index1, int index2)
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{
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checkIndex(index1);
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checkIndex(index2);
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return lua_rawequal(_State, index1, index2) != 0;
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}
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//================================================================================
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inline bool CLuaState::lessThan(int index1, int index2)
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{
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checkIndex(index1);
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checkIndex(index2);
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return lua_lessthan(_State, index1, index2) != 0;
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}
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//================================================================================
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inline void CLuaState::concat(int numElem)
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{
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nlassert(numElem <= getTop());
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lua_concat(_State, numElem);
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}
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//================================================================================
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inline void CLuaState::getTable(int index)
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{
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checkIndex(index);
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nlassert(isTable(index) || isUserData(index));
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lua_gettable(_State, index);
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}
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//================================================================================
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inline void CLuaState::rawGet(int index)
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{
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checkIndex(index);
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lua_rawget(_State, index);
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}
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//================================================================================
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inline void CLuaState::setTable(int index)
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{
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checkIndex(index);
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nlassert(getTop() >= 2);
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nlassert(isTable(index));
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lua_settable(_State, index);
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}
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//================================================================================
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inline void CLuaState::rawSet(int index)
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{
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checkIndex(index);
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lua_rawset(_State, index);
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}
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//================================================================================
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inline bool CLuaState::next(int index)
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{
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//H_AUTO(Lua_CLuaState_next)
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checkIndex(index);
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return lua_next(_State, index) != 0;
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}
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//================================================================================
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inline void CLuaState::rawSetI(int index, int n)
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{
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//H_AUTO(Lua_CLuaState_rawSetI)
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checkIndex(index);
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lua_rawseti(_State, index, n);
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}
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//================================================================================
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inline void CLuaState::rawGetI(int index, int n)
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{
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checkIndex(index);
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lua_rawgeti(_State, index, n);
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}
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//================================================================================
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inline void CLuaState::call(int nargs, int nresults)
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{
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nlassert(getTop() >= nargs);
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lua_call(_State, nargs, nresults);
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}
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//================================================================================
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inline int CLuaState::pcall(int nargs, int nresults, int errfunc)
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{
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return lua_pcall(_State, nargs, nresults, errfunc);
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}
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//================================================================================
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inline void *CLuaState::newUserData(uint size)
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{
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nlassert(size>0);
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return lua_newuserdata(_State, size);
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}
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