static int docall(LuaState L, int narg, int clear) { int status; int base_ = Lua.LuaGetTop(L) - narg; /* function index */ Lua.LuaPushCFunction(L, traceback); /* push traceback function */ Lua.LuaInsert(L, base_); /* put it under chunk and args */ //signal(SIGINT, laction); status = Lua.LuaPCall(L, narg, ((clear != 0) ? 0 : Lua.LUA_MULTRET), base_); //signal(SIGINT, SIG_DFL); Lua.LuaRemove(L, base_); /* remove traceback function */ /* force a complete garbage collection in case of errors */ if (status != 0) { Lua.LuaGC(L, Lua.LUA_GCCOLLECT, 0); } return(status); }