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/* ScummVM - Scumm Interpreter
* Copyright (C) 2001 Ludvig Strigeus
* Copyright (C) 2001/2002 The ScummVM project
*
* 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 2
* of the License, or (at your option) any later version.
* 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header$
*
*/
#include "stdafx.h"
#include "scumm.h"
#include "mididrv.h"
#include "gameDetector.h"
#include "gui.h"
#include "simon/simon.h"
#include "config-file.h"
GameDetector detector;
Gui gui;
Scumm *g_scumm;
Config * scummcfg;
#if defined(__APPLE__)
#include <SDL.h>
#elif !defined(__MORPHOS__)
#undef main
#endif
#if defined(UNIX) || defined(UNIX_X11)
#include <sys/param.h>
#ifndef MAXPATHLEN
#define MAXPATHLEN 256
#endif
#define DEFAULT_CONFIG_FILE ".scummvmrc"
#else
#define DEFAULT_CONFIG_FILE "scummvm.ini"
#endif
#if defined(UNIX) || defined(UNIX_X11)
#include <signal.h>
static void handle_errors(int sig_num) {
error("Your system does not support unaligned memory accesses. Please rebuild with SCUMM_NEED_ALIGNMENT ");
}
/* This function is here to test if the endianness / alignement compiled it is matching
with the one at run-time. */
static void do_memory_test(void) {
unsigned char test[8] = { 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88 };
unsigned int value;
/* First test endianness */
#ifdef SCUMM_LITTLE_ENDIAN
if (*((int *) test) != 0x44332211) {
error("Compiled as LITTLE_ENDIAN on a big endian system. Please rebuild ");
}
value = 0x55443322;
#else
if (*((int *) test) != 0x11223344) {
error("Compiled as BIG_ENDIAN on a little endian system. Please rebuild ");
}
value = 0x22334455;
#endif
/* Then check if one really supports unaligned memory accesses */
#ifndef SCUMM_NEED_ALIGNMENT
signal(SIGBUS, handle_errors);
signal(SIGABRT, handle_errors);
signal(SIGSEGV, handle_errors);
if (*((int *) ((char *) test + 1)) != value) {
error("Your system does not support unaligned memory accesses. Please rebuild with SCUMM_NEED_ALIGNMENT ");
}
signal(SIGBUS, SIG_DFL);
signal(SIGABRT, SIG_DFL);
signal(SIGSEGV, SIG_DFL);
#endif
}
#endif
int main(int argc, char *argv[])
{
#if defined(MACOS)
/* support for config file on macos */
char *argitem;
char *argstr;
FILE *argf;
if ((argf = fopen("configuration.macos", "r")) == NULL) {
error("Can't open configuration file.\n");
exit(1);
}
argc = 0;
argstr = (char *)malloc(64);
argstr = fgets(argstr, 64, argf);
if ((argitem = strchr(argstr, '\n')) != NULL)
*argitem = '\0';
argitem = strtok(argstr, " ");
while (argitem != NULL) {
argv = (char **)realloc(argv, (argc + 1) * 8);
argv[argc] = (char *)malloc(64);
strcpy(argv[argc], argitem);
argc++;
argitem = strtok(NULL, " ");
}
free(argstr);
fclose(argf);
#endif
#if defined(UNIX) || defined(UNIX_X11)
char scummhome[MAXPATHLEN];
if(getenv("HOME") != NULL)
sprintf(scummhome,"%s/%s", getenv("HOME"), DEFAULT_CONFIG_FILE);
else strcpy(scummhome,DEFAULT_CONFIG_FILE);
scummcfg = new Config(scummhome, "scummvm");
/* On Unix, do a quick endian / alignement check before starting */
do_memory_test();
#else
scummcfg = new Config(DEFAULT_CONFIG_FILE, "scummvm");
#endif
scummcfg->set("versioninfo", SCUMMVM_VERSION);
if (detector.detectMain(argc, argv))
return (-1);
OSystem *system = detector.createSystem();
{
char *s = detector.getGameName();
system->property(OSystem::PROP_SET_WINDOW_CAPTION, (long)s);
free(s);
}
/* Simon the Sorcerer? */
if (detector._gameId >= GID_SIMON_FIRST && detector._gameId <= GID_SIMON_LAST) {
/* Simon the Sorcerer. Completely different initialization */
MidiDriver *midi = detector.createMidi();
SimonState *simon = SimonState::create(system, midi);
simon->_game = detector._gameId - GID_SIMON_FIRST;
simon->set_volume(detector._sfx_volume);
simon->_game_path = detector._gameDataPath;
simon->go();
} else {
Scumm *scumm = Scumm::createFromDetector(&detector, system);
g_scumm = scumm;
g_scumm->_sound_volume_master = 0;
g_scumm->_sound_volume_music = detector._music_volume;
g_scumm->_sound_volume_sfx = detector._sfx_volume;
/* bind to Gui */
scumm->_gui = &gui;
gui.init(scumm); /* Reinit GUI after loading a game */
scumm->go();
}
delete scummcfg;
return 0;
}
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