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1 /* -*- mode: C; coding: utf-8; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*-
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2 *
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3 * cfunge - A standard-conforming Befunge93/98/109 interpreter in C.
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4 * Copyright (C) 2008-2009 Arvid Norlander <anmaster AT tele2 DOT se>
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5 *
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6 * This program is free software: you can redistribute it and/or modify
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7 * it under the terms of the GNU General Public License as published by
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8 * the Free Software Foundation, either version 3 of the License, or
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9 * (at the proxy's option) any later version. Arvid Norlander is a
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10 * proxy who can decide which future versions of the GNU General Public
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11 * License can be used.
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12 *
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13 * This program is distributed in the hope that it will be useful,
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14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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16 * GNU General Public License for more details.
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17 *
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18 * You should have received a copy of the GNU General Public License
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19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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20 */
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21
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22 /**
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23 * @file
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24 * Definition of variables holding settings for current session.
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25 */
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26
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27 // This file contains global runtime settings
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28 #ifndef FUNGE_HAD_SRC_SETTINGS_H
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29 #define FUNGE_HAD_SRC_SETTINGS_H
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30
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31 #include "global.h"
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32
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33 #include <sys/types.h>
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34 #include <stdint.h>
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35 #include <stdbool.h>
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36
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37 /// What version of the Funge standard we are executing.
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38 /// @note
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39 /// Out of order to make default initialise to 0.
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40 /// (A few bytes smaller binary that way, The standard one should always be 0)
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41 typedef enum { stdver98 = 0, stdver93 = 1, stdver109 = 2 } standardVersion;
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42
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43 /// What version we should simulate.
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44 /// Affects space processing.
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45 extern standardVersion setting_current_standard;
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46
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47 /// Level of trace output
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48 extern uint_fast16_t setting_trace_level;
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49 /// Should we enable warnings
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50 extern bool setting_enable_warnings;
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51 /// Should we enable certain error messages.
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52 /// Fatal errors are always shown.
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53 extern bool setting_enable_errors;
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54
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55 /// Should fingerprints be enabled
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56 extern bool setting_disable_fingerprints;
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57
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58 /// Sandbox, prevent bad programs affecting system.
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59 /// If true:
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60 /// - Any file, filesystem or network IO is forbidden.
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61 /// - The program can not access network using network fingerprints.
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62 /// - The environment variables it can see are restricted.
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63 ///
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64 /// Summary:
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65 /// - In core opcodes: =, o and i are forbidden and certain environment
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66 /// variables are hidden.
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67 /// - In fingerprints: Non-safe fingerprints are not loaded.
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68 extern bool setting_enable_sandbox;
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69
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70 #endif
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