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author | HackEso <hackeso@esolangs.org> |
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date | Fri, 27 Sep 2024 20:43:06 +0100 |
parents | 859f9b4339e6 |
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/* -*- mode: C; coding: utf-8; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- * * cfunge - A standard-conforming Befunge93/98/109 interpreter in C. * Copyright (C) 2008-2009 Arvid Norlander <anmaster AT tele2 DOT se> * * 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 3 of the License, or * (at the proxy's option) any later version. Arvid Norlander is a * proxy who can decide which future versions of the GNU General Public * License can be used. * * This program is distributed 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, see <http://www.gnu.org/licenses/>. */ /** * @file * Header for interpreter.c (that contains the main loop and parser). */ #ifndef FUNGE_HAD_SRC_INTERPRETER_H #define FUNGE_HAD_SRC_INTERPRETER_H #include "global.h" #include <sys/types.h> #include <stdint.h> #include "ip.h" // Certain instructions that are also used elsewhere. /** * Run a _ instruction. * @param ip to IP to execute this instruction for. */ FUNGE_ATTR_NONNULL FUNGE_ATTR_FAST void if_east_west(instructionPointer * restrict ip); /** * Run a | instruction. * @param ip to IP to execute this instruction for. */ FUNGE_ATTR_NONNULL FUNGE_ATTR_FAST void if_north_south(instructionPointer * restrict ip); /** * Run instruction. Different prototype depending on if CONCURRENT_FUNGE * is defined or not. * @param opcode Instruction to execute * @param ip Instruction pointer to execute the instruction in. * @param threadindex The thread index (only if CONCURRENT_FUNGE is defined) * @returns * Return value only if CONCURRENT_FUNGE is defined. If true we executed an * instruction that took 0 ticks, so call me again right away (in main loop)! */ #ifdef CONCURRENT_FUNGE FUNGE_ATTR_NONNULL FUNGE_ATTR_FAST bool execute_instruction(funge_cell opcode, instructionPointer * restrict ip, ssize_t * threadindex); #else FUNGE_ATTR_NONNULL FUNGE_ATTR_FAST void execute_instruction(funge_cell opcode, instructionPointer * restrict ip); #endif /** * Start interpreter on a specific filename. * @warning MUST only be called from main.c * @param filename Filename to operate on. */ FUNGE_ATTR_NORET FUNGE_ATTR_FAST void interpreter_run(const char *filename); #endif