153 lines
3.3 KiB
C++
153 lines
3.3 KiB
C++
/*
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** binding-util.cpp
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**
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** This file is part of mkxp.
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**
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** Copyright (C) 2013 Jonas Kulla <Nyocurio@gmail.com>
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**
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** mkxp is free software: you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation, either version 2 of the License, or
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** (at your option) any later version.
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**
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** mkxp 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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**
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** You should have received a copy of the GNU General Public License
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** along with mkxp. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "binding-util.h"
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#include "util.h"
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#include "exception.h"
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#define SYMD(symbol) { CS##symbol, #symbol }
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struct
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{
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CommonSymbol ind;
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const char *str;
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} static const symData[] =
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{
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SYMD(priv_iv),
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SYMD(font),
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SYMD(viewport),
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SYMD(bitmap),
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SYMD(color),
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SYMD(tone),
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SYMD(rect),
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SYMD(src_rect),
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SYMD(tileset),
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SYMD(autotiles),
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SYMD(map_data),
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SYMD(flash_data),
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SYMD(priorities),
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SYMD(windowskin),
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SYMD(contents),
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SYMD(cursor_rect),
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SYMD(path),
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SYMD(array),
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SYMD(default_color)
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};
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static elementsN(symData);
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struct MrbExcData
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{
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MrbException ind;
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const char *str;
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};
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static const MrbExcData excData[] =
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{
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{ Shutdown, "SystemExit" },
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{ RGSS, "RGSSError" },
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{ PHYSFS, "PHYSFSError" },
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{ SDL, "SDLError" },
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{ MKXP, "MKXPError" },
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{ IO, "IOError" }
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};
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static elementsN(excData);
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#define ENO(id) { Errno##id, #id }
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static const MrbExcData enoExcData[] =
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{
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ENO(E2BIG),
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ENO(EACCES),
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ENO(EAGAIN),
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ENO(EBADF),
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ENO(ECHILD),
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ENO(EDEADLOCK),
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ENO(EDOM),
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ENO(EEXIST),
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ENO(EINVAL),
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ENO(EMFILE),
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ENO(ENOENT),
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ENO(ENOEXEC),
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ENO(ENOMEM),
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ENO(ENOSPC),
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ENO(ERANGE),
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ENO(EXDEV)
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};
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static elementsN(enoExcData);
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MrbData::MrbData(mrb_state *mrb)
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{
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int arena = mrb_gc_arena_save(mrb);
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for (int i = 0; i < excDataN; ++i)
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exc[excData[i].ind] = mrb_define_class(mrb, excData[i].str, mrb->eException_class);
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RClass *errnoMod = mrb_define_module(mrb, "Errno");
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for (int i = 0; i < enoExcDataN; ++i)
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exc[enoExcData[i].ind] =
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mrb_define_class_under(mrb, errnoMod, enoExcData[i].str, mrb->eStandardError_class);
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exc[TypeError] = mrb_class_get(mrb, "TypeError");
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exc[ArgumentError] = mrb_class_get(mrb, "ArgumentError");
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for (int i = 0; i < symDataN; ++i)
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symbols[symData[i].ind] = mrb_intern_cstr(mrb, symData[i].str);
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mrb_gc_arena_restore(mrb, arena);
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}
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/* Indexed with Exception::Type */
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static const MrbException excToMrbExc[] =
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{
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RGSS, /* RGSSError */
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ErrnoENOENT, /* NoFileError */
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IO,
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TypeError,
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ArgumentError,
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PHYSFS, /* PHYSFSError */
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SDL, /* SDLError */
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MKXP /* MKXPError */
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};
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void raiseMrbExc(mrb_state *mrb, const Exception &exc)
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{
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MrbData *data = getMrbData(mrb);
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RClass *excClass = data->exc[excToMrbExc[exc.type]];
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mrb_raise(mrb, excClass, exc.msg.c_str());
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}
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MRB_METHOD_PUB(inspectObject)
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{
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mrb_value priv = mrb_obj_iv_get(mrb, mrb_obj_ptr(self), getSym(mrb, CSpriv_iv));
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static char buffer[64];
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snprintf(buffer, sizeof(buffer), "#<%s:%p>", DATA_TYPE(priv)->struct_name, DATA_PTR(priv));
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return mrb_str_new_cstr(mrb, buffer);
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}
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