Files @ r25754:d19207ab5c69
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Location: cpp/openttd-patchpack/source/src/table/settings.h.preamble

Patric Stout
Cleanup: remove SLE_NULL and friends

We no longer need them. If you want to remove a field .. just
remove it! Because of the headers in the savegame, on loading,
it will do the right thing and skip the field.

Do remember to bump the savegame version, as otherwise older
clients can still load the game, but will reset the field you
have removed .. that might be unintentially.
/*
 * This file is part of OpenTTD.
 * OpenTTD 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, version 2.
 * OpenTTD 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 OpenTTD. If not, see <http://www.gnu.org/licenses/>.
 */

/** @file table/settings.h Settings to save in the savegame and config file. */

/* Callback function used in _settings[] as well as _company_settings[] */
static size_t ConvertLandscape(const char *value);


/****************************
 * OTTD specific INI stuff
 ****************************
 * DO NOT edit this file. This file is automatically generated from the contents of /src/table/
 */

/**
 * Settings-macro usage:
 * The list might look daunting at first, but is in general easy to understand.
 * The macros can be grouped depending on where the config variable is
 * stored:
 * 1. SDTG_something
 *    These are for global variables. Here 'var' refers to a global variable.
 * 2. SDTC_something
 *    These are for client-only variables. Here the 'var' refers to an
 *    entry inside _settings_client.
 * 3. SDT_something
 *    These are for members in the struct described by the current
 *    #SettingDesc list / .ini file.  Here, 'base' specifies type of the
 *    struct while 'var' points out the member of the struct (the actual
 *    struct to store it in is implicitly defined by the #SettingDesc
 *    list / .ini file preamble the entry is in).
 *
 * The something part defines the type of variable to store. There are a
 * lot of types. Easy ones are:
 * - VAR:  any number type, 'type' field specifies what number. eg int8 or uint32
 * - BOOL: a boolean number type
 * - STR:  a string or character. 'type' field specifies what string. Normal, string, or quoted
 * A bit more difficult to use are MMANY (meaning ManyOfMany) and OMANY (OneOfMany)
 * These are actually normal numbers, only bitmasked. In MMANY several bits can
 * be set, in the other only one.
 * If nothing fits you, you can use the GENERAL macros, but it exposes the
 * internal structure somewhat so it needs a little looking.
 *
 * While reading values from openttd.cfg, some values may not be converted
 * properly, for any kind of reasons.  In order to allow a process of self-cleaning
 * mechanism, a callback procedure is made available.  You will have to supply the function, which
 * will work on a string, one function per setting. And of course, enable the callback param
 * on the appropriate macro.
 */

#define NSD(type, ...) SettingVariant { std::in_place_type<type##SettingDesc>, __VA_ARGS__ }

/* Macros for various objects to go in the configuration file.
 * This section is for global variables */
#define SDTG_VAR(name, type, flags, var, def, min, max, interval, str, strhelp, strval, pre_check, post_callback, from, to, cat, extra, startup)\
	NSD(Int, SLEG_GENERAL(#var, SL_VAR, var, type, 1, from, to, extra), name, flags, startup, def, min, max, interval, str, strhelp, strval, cat, pre_check, post_callback)

#define SDTG_BOOL(name, flags, var, def, str, strhelp, strval, pre_check, post_callback, from, to, cat, extra, startup)\
	NSD(Bool, SLEG_GENERAL(#var, SL_VAR, var, SLE_BOOL, 1, from, to, extra), name, flags, startup, def, str, strhelp, strval, cat, pre_check, post_callback)

#define SDTG_LIST(name, type, flags, var, def, length, from, to, cat, extra, startup)\
	NSD(List, SLEG_GENERAL(#var, SL_ARR, var, type, length, from, to, extra), name, flags, startup, def)

#define SDTG_SSTR(name, type, flags, var, def, max_length, pre_check, post_callback, from, to, cat, extra, startup)\
	NSD(String, SLEG_GENERAL(#var, SL_STDSTR, var, type, sizeof(var), from, to, extra), name, flags, startup, def, max_length, pre_check, post_callback)

#define SDTG_OMANY(name, type, flags, var, def, max, full, str, strhelp, strval, pre_check, post_callback, from, to, cat, extra, startup)\
	NSD(OneOfMany, SLEG_GENERAL(#var, SL_VAR, var, type, 1, from, to, extra), name, flags, startup, def, max, str, strhelp, strval, cat, pre_check, post_callback, full, nullptr)

#define SDTG_MMANY(name, type, flags, var, def, full, str, strhelp, strval, pre_check, post_callback, from, to, cat, extra, startup)\
	NSD(ManyOfMany, SLEG_GENERAL(#var, SL_VAR, var, type, 1, from, to, extra), name, flags, startup, def, str, strhelp, strval, cat, pre_check, post_callback, full, nullptr)

/* Macros for various objects to go in the configuration file.
 * This section is for structures where their various members are saved */
#define SDT_VAR(base, var, type, flags, def, min, max, interval, str, strhelp, strval, pre_check, post_callback, from, to, cat, extra, startup)\
	NSD(Int, SLE_GENERAL(SL_VAR, base, var, type, 1, from, to, extra), #var, flags, startup, def, min, max, interval, str, strhelp, strval, cat, pre_check, post_callback)

#define SDT_BOOL(base, var, flags, def, str, strhelp, strval, pre_check, post_callback, from, to, cat, extra, startup)\
	NSD(Bool, SLE_GENERAL(SL_VAR, base, var, SLE_BOOL, 1, from, to, extra), #var, flags, startup, def, str, strhelp, strval, cat, pre_check, post_callback)

#define SDT_LIST(base, var, type, flags, def, from, to, cat, extra, startup)\
	NSD(List, SLE_GENERAL(SL_ARR, base, var, type, lengthof(((base*)8)->var), from, to, extra), #var, flags, startup, def)

#define SDT_SSTR(base, var, type, flags, def, pre_check, post_callback, from, to, cat, extra, startup)\
	NSD(String, SLE_GENERAL(SL_STDSTR, base, var, type, sizeof(((base*)8)->var), from, to, extra), #var, flags, startup, def, 0, pre_check, post_callback)

#define SDT_OMANY(base, var, type, flags, def, max, full, str, strhelp, strval, pre_check, post_callback, from, to, load, cat, extra, startup)\
	NSD(OneOfMany, SLE_GENERAL(SL_VAR, base, var, type, 1, from, to, extra), #var, flags, startup, def, max, str, strhelp, strval, cat, pre_check, post_callback, full, load)

#define SDT_MMANY(base, var, type, flags, def, full, str, pre_check, post_callback, strhelp, strval, from, to, cat, extra, startup)\
	NSD(ManyOfMany, SLE_GENERAL(SL_VAR, base, var, type, 1, from, to, extra), #var, flags, startup, def, str, strhelp, strval, cat, pre_check, post_callback, full, nullptr)


#define SDTC_VAR(var, type, flags, def, min, max, interval, str, strhelp, strval, pre_check, post_callback, from, to, cat, extra, startup)\
	SDTG_VAR(#var, type, flags, _settings_client.var, def, min, max, interval, str, strhelp, strval, pre_check, post_callback, from, to, cat, extra, startup)

#define SDTC_BOOL(var, flags, def, str, strhelp, strval, pre_check, post_callback, from, to, cat, extra, startup)\
	SDTG_BOOL(#var, flags, _settings_client.var, def, str, strhelp, strval, pre_check, post_callback, from, to, cat, extra, startup)

#define SDTC_LIST(var, type, flags, def, from, to, cat, extra, startup)\
	SDTG_LIST(#var, type, flags, _settings_client.var, def, lengthof(_settings_client.var), from, to, cat, extra, startup)

#define SDTC_SSTR(var, type, flags, def, max_length, pre_check, post_callback, from, to, cat, extra, startup)\
	SDTG_SSTR(#var, type, flags, _settings_client.var, def, max_length, pre_check, post_callback, from, to, cat, extra, startup)\

#define SDTC_OMANY(var, type, flags, def, max, full, str, strhelp, strval, pre_check, post_callback, from, to, cat, extra, startup)\
	SDTG_OMANY(#var, type, flags, _settings_client.var, def, max, full, str, strhelp, strval, pre_check, post_callback, from, to, cat, extra, startup)