45 lines
1.7 KiB
C++
45 lines
1.7 KiB
C++
/*
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open source routing machine
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Copyright (C) Dennis Luxen, others 2010
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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 published by
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the Free Software Foundation; either version 3 of the License, or
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any later version.
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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 General Public License for more details.
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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, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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or see http://www.gnu.org/licenses/agpl.txt.
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*/
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#ifndef LUA_UTIL_
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#define LUA_UTIL_
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#include <string>
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#include <boost/filesystem/convenience.hpp>
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bool lua_function_exists(lua_State* lua_state, const char* name)
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{
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using namespace luabind;
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object g = globals(lua_state);
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object func = g[name];
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return func && type(func) == LUA_TFUNCTION;
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}
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void luaAddScriptFolderToLoadPath(lua_State* myLuaState, const char* fileName) {
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//add the folder contain the script to the lua load path, so script can easily require() other lua scripts inside that folder
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//see http://lua-users.org/wiki/PackagePath for details on the package.path syntax
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const boost::filesystem::path profilePath( fileName );
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const std::string folder = profilePath.parent_path().c_str();
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const std::string luaCode = "package.path = \"" + folder + "/?.lua;\" .. package.path";
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luaL_dostring(myLuaState,luaCode.c_str());
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}
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#endif /* LUA_UTIL_ */
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