[pcsx_rearmed.git] / frontend / main.c

/*
 * (C) notaz, 2010
 *
 * This work is licensed under the terms of the GNU GPLv2 or later.
 * See the COPYING file in the top-level directory.
 */

#include <stdio.h>
#include <string.h>
#include <stdarg.h>
#include <dlfcn.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>

#include "plugin.h"
#include "pcnt.h"
#include "menu.h"
#include "../gui/Linux.h"
#include "../libpcsxcore/misc.h"
#include "../plugins/cdrcimg/cdrcimg.h"
#include "common/plat.h"
#include "common/input.h"

int ready_to_go;
int UseGui;
static char *(*real_getenv)(const char *name);

static void make_path(char *buf, size_t size, const char *dir, const char *fname)
{
	if (fname)
		snprintf(buf, size, ".%s%s", dir, fname);
	else
		snprintf(buf, size, ".%s", dir);
}
#define MAKE_PATH(buf, dir, fname) \
	make_path(buf, sizeof(buf), dir, fname)

static void create_profile_dir(const char *directory) {
	char path[MAXPATHLEN];

	MAKE_PATH(path, directory, NULL);
	mkdir(path, S_IRWXU | S_IRWXG);
}

static void CheckSubDir() {
	// make sure that ~/.pcsx exists
	create_profile_dir(PCSX_DOT_DIR);

	create_profile_dir(BIOS_DIR);
	create_profile_dir(MEMCARD_DIR);
	create_profile_dir(STATES_DIR);
	create_profile_dir(PLUGINS_DIR);
	create_profile_dir(PLUGINS_CFG_DIR);
	create_profile_dir(CHEATS_DIR);
	create_profile_dir(PATCHES_DIR);
}

void set_cd_image(const char *fname)
{
	const char *ext;
	int len;
	
	len = strlen(fname);
	ext = fname;
	if (len > 2)
		ext = fname + len - 2;

	if (strcasecmp(ext, ".z") == 0) {
		SetIsoFile(NULL);
		cdrcimg_set_fname(fname);
		strcpy(Config.Cdr, "builtin_cdrcimg");
	} else {
		SetIsoFile(fname);
		strcpy(Config.Cdr, "builtin_cdr");
	}
}

int main(int argc, char *argv[])
{
	char file[MAXPATHLEN] = "";
	char path[MAXPATHLEN];
	const char *cdfile = NULL;
	int loadst = 0;
	void *tmp;
	int i;

	tmp = dlopen("/lib/libdl.so.2", RTLD_LAZY);
	if (tmp == NULL)
		tmp = dlopen("/lib32/libdl.so.2", RTLD_LAZY);
	if (tmp != NULL)
		real_getenv = dlsym(tmp, "getenv");
	if (real_getenv == NULL) {
		fprintf(stderr, "%s\n", dlerror());
		return 1;
	}
	dlclose(tmp);

	// what is the name of the config file?
	// it may be redefined by -cfg on the command line
	strcpy(cfgfile_basename, "pcsx.cfg");

	emuLog = stdout;
	SetIsoFile(NULL);

	// read command line options
	for (i = 1; i < argc; i++) {
		     if (!strcmp(argv[i], "-psxout")) Config.PsxOut = 1;
		else if (!strcmp(argv[i], "-load")) loadst = atol(argv[++i]);
		else if (!strcmp(argv[i], "-cfg")) {
			if (i+1 >= argc) break;
			strncpy(cfgfile_basename, argv[++i], MAXPATHLEN-100);	/* TODO buffer overruns */
			printf("Using config file %s.\n", cfgfile_basename);
		}
		else if (!strcmp(argv[i], "-cdfile")) {
			char isofilename[MAXPATHLEN];

			if (i+1 >= argc) break;
			strncpy(isofilename, argv[++i], MAXPATHLEN);
			if (isofilename[0] != '/') {
				getcwd(path, MAXPATHLEN);
				if (strlen(path) + strlen(isofilename) + 1 < MAXPATHLEN) {
					strcat(path, "/");
					strcat(path, isofilename);
					strcpy(isofilename, path);
				} else
					isofilename[0] = 0;
			}

			cdfile = isofilename;
		}
		else if (!strcmp(argv[i], "-h") ||
			 !strcmp(argv[i], "-help") ||
			 !strcmp(argv[i], "--help")) {
			 printf(PACKAGE_NAME " " PACKAGE_VERSION "\n");
			 printf("%s\n", _(
							" pcsx [options] [file]\n"
							"\toptions:\n"
							"\t-cdfile FILE\tRuns a CD image file\n"
							"\t-nogui\t\tDon't open the GTK GUI\n"
							"\t-cfg FILE\tLoads desired configuration file (default: ~/.pcsx/pcsx.cfg)\n"
							"\t-psxout\t\tEnable PSX output\n"
							"\t-load STATENUM\tLoads savestate STATENUM (1-5)\n"
							"\t-h -help\tDisplay this message\n"
							"\tfile\t\tLoads file\n"));
			 return 0;
		} else {
			strncpy(file, argv[i], MAXPATHLEN);
			if (file[0] != '/') {
				getcwd(path, MAXPATHLEN);
				if (strlen(path) + strlen(file) + 1 < MAXPATHLEN) {
					strcat(path, "/");
					strcat(path, file);
					strcpy(file, path);
				} else
					file[0] = 0;
			}
		}
	}

	memset(&Config, 0, sizeof(PcsxConfig));
	strcpy(Config.Net, "Disabled");

	CheckSubDir();
//	ScanAllPlugins();

	MAKE_PATH(Config.Mcd1, MEMCARD_DIR, "card1.mcd");
	MAKE_PATH(Config.Mcd2, MEMCARD_DIR, "card2.mcd");
	strcpy(Config.Bios, "HLE");
	strcpy(Config.BiosDir, "./");

	strcpy(Config.PluginsDir, "plugins");
	strcpy(Config.Gpu, "builtin_gpu");
	strcpy(Config.Spu, "builtin_spu");
	strcpy(Config.Cdr, "builtin_cdr");
	strcpy(Config.Pad1, "builtin_pad");
	strcpy(Config.Pad2, "builtin_pad");
	Config.PsxAuto = 1;

	snprintf(Config.PatchesDir, sizeof(Config.PatchesDir), "." PATCHES_DIR);
/*
	// switch to plugin dotdir
	// this lets plugins work without modification!
	gchar *plugin_default_dir = g_build_filename(getenv("HOME"), PLUGINS_DIR, NULL);
	chdir(plugin_default_dir);
	g_free(plugin_default_dir);
*/

	if (cdfile)
		set_cd_image(cdfile);

	if (SysInit() == -1)
		return 1;

	// frontend stuff
	in_init();
	in_probe();
	plat_init();
	menu_init();

	if (LoadPlugins() == -1) {
		SysMessage("Failed loading plugins!");
		return 1;
	}
	pcnt_hook_plugins();

	if (OpenPlugins() == -1) {
		return 1;
	}

	SysReset();
	CheckCdrom();

	if (file[0] != '\0') {
		if (Load(file) != -1)
			ready_to_go = 1;
	} else {
		if (cdfile) {
			if (LoadCdrom() == -1) {
				ClosePlugins();
				printf(_("Could not load CD-ROM!\n"));
				return -1;
			}
			ready_to_go = 1;
		}
	}

	// If a state has been specified, then load that
	if (loadst) {
		StatesC = loadst - 1;
		char *state_filename = get_state_filename(StatesC);
		int ret = LoadState(state_filename);
		printf("%s state %s\n", ret ? "failed to load" : "loaded", state_filename);
		free(state_filename);
	}

	if (ready_to_go)
		menu_prepare_emu();
	else
		menu_loop();

	while (1)
	{
		psxCpu->Execute();
		menu_loop();
	}

	return 0;
}

int SysInit() {
	if (EmuInit() == -1) {
		printf("PSX emulator couldn't be initialized.\n");
		return -1;
	}

	LoadMcds(Config.Mcd1, Config.Mcd2);	/* TODO Do we need to have this here, or in the calling main() function?? */

	if (Config.Debug) {
		StartDebugger();
	}

	return 0;
}

void SysRunGui() {
        printf("SysRunGui\n");
}

void StartGui() {
        printf("StartGui\n");
}

void SysReset() {
	EmuReset();

	// hmh core forgets this
	CDR_stop();
}

void SysClose() {
	EmuShutdown();
	ReleasePlugins();

	StopDebugger();

	if (emuLog != NULL) fclose(emuLog);
}

void SysUpdate() {
	PADhandleKey(PAD1_keypressed());
	PADhandleKey(PAD2_keypressed());
}

void UpdateMenuSlots() {
}

void OnFile_Exit() {
	printf("OnFile_Exit\n");
	plat_finish();
	SysClose();
	exit(0);
}

void state_save(gchar *state_filename) {
        char Text[MAXPATHLEN + 20];

        GPU_updateLace();

        if (SaveState(state_filename) == 0)
                sprintf(Text, _("Saved state %s."), state_filename);
        else
                sprintf(Text, _("Error saving state %s!"), state_filename);

        GPU_displayText(Text);
}

void state_load(gchar *state_filename) {
	int ret;
	char Text[MAXPATHLEN + 20];
	FILE *fp;

	// check if the state file actually exists
	fp = fopen(state_filename, "rb");
	if (fp == NULL) {
		// file does not exist
		return;
	}

	fclose(fp);

	ret = CheckState(state_filename);

	if (ret == 0) {
		SysReset();
		ret = LoadState(state_filename);
	}

	if (ret == 0) {
		// Check the CD-ROM is valid
		if (CheckCdrom() == -1) {
			ClosePlugins();
			SysRunGui();
			return;
		}

		sprintf(Text, _("Loaded state %s."), state_filename);
	} else {
		sprintf(Text, _("Error loading state %s!"), state_filename);
	}
	GPU_displayText(Text);
}

char *get_state_filename(int i) {
	char SStateFile[256];
	char trimlabel[33];
	int j;

	strncpy(trimlabel, CdromLabel, 32);
	trimlabel[32] = 0;
	for (j = 31; j >= 0; j--)
		if (trimlabel[j] == ' ')
			trimlabel[j] = 0;
		else
			continue;

	snprintf(SStateFile, sizeof(SStateFile), "." STATES_DIR "%.32s-%.9s.%3.3d",
		trimlabel, CdromId, i);

	return strdup(SStateFile);
}

void SysPrintf(const char *fmt, ...) {
	va_list list;
	char msg[512];

	va_start(list, fmt);
	vsprintf(msg, fmt, list);
	va_end(list);

	fprintf(emuLog, "%s", msg);
}

void SysMessage(const char *fmt, ...) {
        va_list list;
        char msg[512];

        va_start(list, fmt);
        vsprintf(msg, fmt, list);
        va_end(list);

        if (msg[strlen(msg) - 1] == '\n')
                msg[strlen(msg) - 1] = 0;

	fprintf(stderr, "%s\n", msg);
}

#if 1
/* this is to avoid having to hack every plugin to stop using $HOME */
char *getenv(const char *name)
{
	static char ret[8] = ".";

	if (name && strcmp(name, "HOME") == 0 &&
			((int)name >> 28) == 0) // HACK: let libs find home
		return ret;

	return real_getenv(name);
}
#endif

/* we hook statically linked plugins here */
static const char *builtin_plugins[] = {
	"builtin_gpu", "builtin_spu", "builtin_cdr", "builtin_pad",
	"builtin_cdrcimg",
};

static const int builtin_plugin_ids[] = {
	PLUGIN_GPU, PLUGIN_SPU, PLUGIN_CDR, PLUGIN_PAD,
	PLUGIN_CDRCIMG,
};

void *SysLoadLibrary(const char *lib) {
	const char *tmp = strrchr(lib, '/');
	int i;

	printf("dlopen %s\n", lib);
	if (tmp != NULL) {
		tmp++;
		for (i = 0; i < ARRAY_SIZE(builtin_plugins); i++)
			if (strcmp(tmp, builtin_plugins[i]) == 0)
				return (void *)(long)(PLUGIN_DL_BASE + builtin_plugin_ids[i]);
	}

	return dlopen(lib, RTLD_NOW);
}

void *SysLoadSym(void *lib, const char *sym) {
	unsigned int plugid = (unsigned int)(long)lib;

	if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
		return plugin_link(plugid - PLUGIN_DL_BASE, sym);

	return dlsym(lib, sym);
}

const char *SysLibError() {
	return dlerror();
}

void SysCloseLibrary(void *lib) {
	unsigned int plugid = (unsigned int)(long)lib;

	if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
		return;

	dlclose(lib);
}
Commit	Line	Data
e906c010	1	/*
	2	* (C) notaz, 2010
	3	*
	4	* This work is licensed under the terms of the GNU GPLv2 or later.
	5	* See the COPYING file in the top-level directory.
	6	*/
	7
80c2304e	8	#include <stdio.h>
	9	#include <string.h>
	10	#include <stdarg.h>
	11	#include <dlfcn.h>
	12	#include <sys/stat.h>
	13	#include <sys/types.h>
	14	#include <unistd.h>
	15
e906c010	16	#include "plugin.h"
14dffdb7	17	#include "pcnt.h"
3c70c47b	18	#include "menu.h"
80c2304e	19	#include "../gui/Linux.h"
80c2304e	20	#include "../libpcsxcore/misc.h"
47bf65ab	21	#include "../plugins/cdrcimg/cdrcimg.h"
69af03a2	22	#include "common/plat.h"
69af03a2	23	#include "common/input.h"
80c2304e	24
69af03a2	25	int ready_to_go;
80c2304e	26	int UseGui;
b60f2812	27	static char (real_getenv)(const char *name);
80c2304e	28
	29	static void make_path(char buf, size_t size, const char dir, const char *fname)
	30	{
	31	if (fname)
	32	snprintf(buf, size, ".%s%s", dir, fname);
	33	else
	34	snprintf(buf, size, ".%s", dir);
	35	}
	36	#define MAKE_PATH(buf, dir, fname) \
	37	make_path(buf, sizeof(buf), dir, fname)
	38
	39	static void create_profile_dir(const char *directory) {
	40	char path[MAXPATHLEN];
	41
	42	MAKE_PATH(path, directory, NULL);
	43	mkdir(path, S_IRWXU \| S_IRWXG);
	44	}
	45
	46	static void CheckSubDir() {
	47	// make sure that ~/.pcsx exists
	48	create_profile_dir(PCSX_DOT_DIR);
	49
	50	create_profile_dir(BIOS_DIR);
	51	create_profile_dir(MEMCARD_DIR);
	52	create_profile_dir(STATES_DIR);
	53	create_profile_dir(PLUGINS_DIR);
	54	create_profile_dir(PLUGINS_CFG_DIR);
	55	create_profile_dir(CHEATS_DIR);
	56	create_profile_dir(PATCHES_DIR);
	57	}
	58
47bf65ab	59	void set_cd_image(const char *fname)
	60	{
	61	const char *ext;
	62	int len;
	63
	64	len = strlen(fname);
	65	ext = fname;
	66	if (len > 2)
	67	ext = fname + len - 2;
	68
	69	if (strcasecmp(ext, ".z") == 0) {
	70	SetIsoFile(NULL);
	71	cdrcimg_set_fname(fname);
	72	strcpy(Config.Cdr, "builtin_cdrcimg");
	73	} else {
	74	SetIsoFile(fname);
	75	strcpy(Config.Cdr, "builtin_cdr");
	76	}
	77	}
	78
80c2304e	79	int main(int argc, char *argv[])
	80	{
	81	char file[MAXPATHLEN] = "";
	82	char path[MAXPATHLEN];
47bf65ab	83	const char *cdfile = NULL;
80c2304e	84	int loadst = 0;
b60f2812	85	void *tmp;
80c2304e	86	int i;
80c2304e	87
b60f2812	88	tmp = dlopen("/lib/libdl.so.2", RTLD_LAZY);
fa9cfe0a	89	if (tmp == NULL)
fa9cfe0a	90	tmp = dlopen("/lib32/libdl.so.2", RTLD_LAZY);
b60f2812	91	if (tmp != NULL)
	92	real_getenv = dlsym(tmp, "getenv");
	93	if (real_getenv == NULL) {
	94	fprintf(stderr, "%s\n", dlerror());
	95	return 1;
	96	}
	97	dlclose(tmp);
	98
80c2304e	99	// what is the name of the config file?
	100	// it may be redefined by -cfg on the command line
	101	strcpy(cfgfile_basename, "pcsx.cfg");
	102
e906c010	103	emuLog = stdout;
80c2304e	104	SetIsoFile(NULL);
80c2304e	105
	106	// read command line options
	107	for (i = 1; i < argc; i++) {
e906c010	108	if (!strcmp(argv[i], "-psxout")) Config.PsxOut = 1;
80c2304e	109	else if (!strcmp(argv[i], "-load")) loadst = atol(argv[++i]);
	110	else if (!strcmp(argv[i], "-cfg")) {
	111	if (i+1 >= argc) break;
	112	strncpy(cfgfile_basename, argv[++i], MAXPATHLEN-100); /* TODO buffer overruns */
	113	printf("Using config file %s.\n", cfgfile_basename);
	114	}
	115	else if (!strcmp(argv[i], "-cdfile")) {
	116	char isofilename[MAXPATHLEN];
	117
	118	if (i+1 >= argc) break;
	119	strncpy(isofilename, argv[++i], MAXPATHLEN);
	120	if (isofilename[0] != '/') {
	121	getcwd(path, MAXPATHLEN);
	122	if (strlen(path) + strlen(isofilename) + 1 < MAXPATHLEN) {
	123	strcat(path, "/");
	124	strcat(path, isofilename);
	125	strcpy(isofilename, path);
	126	} else
	127	isofilename[0] = 0;
	128	}
	129
47bf65ab	130	cdfile = isofilename;
80c2304e	131	}
	132	else if (!strcmp(argv[i], "-h") \|\|
	133	!strcmp(argv[i], "-help") \|\|
	134	!strcmp(argv[i], "--help")) {
	135	printf(PACKAGE_NAME " " PACKAGE_VERSION "\n");
	136	printf("%s\n", _(
	137	" pcsx [options] [file]\n"
	138	"\toptions:\n"
	139	"\t-cdfile FILE\tRuns a CD image file\n"
	140	"\t-nogui\t\tDon't open the GTK GUI\n"
	141	"\t-cfg FILE\tLoads desired configuration file (default: ~/.pcsx/pcsx.cfg)\n"
	142	"\t-psxout\t\tEnable PSX output\n"
	143	"\t-load STATENUM\tLoads savestate STATENUM (1-5)\n"
	144	"\t-h -help\tDisplay this message\n"
	145	"\tfile\t\tLoads file\n"));
	146	return 0;
	147	} else {
	148	strncpy(file, argv[i], MAXPATHLEN);
	149	if (file[0] != '/') {
	150	getcwd(path, MAXPATHLEN);
	151	if (strlen(path) + strlen(file) + 1 < MAXPATHLEN) {
	152	strcat(path, "/");
	153	strcat(path, file);
	154	strcpy(file, path);
	155	} else
	156	file[0] = 0;
	157	}
	158	}
	159	}
	160
	161	memset(&Config, 0, sizeof(PcsxConfig));
	162	strcpy(Config.Net, "Disabled");
	163
	164	CheckSubDir();
	165	// ScanAllPlugins();
	166
7e400e1c	167	MAKE_PATH(Config.Mcd1, MEMCARD_DIR, "card1.mcd");
7e400e1c	168	MAKE_PATH(Config.Mcd2, MEMCARD_DIR, "card2.mcd");
e906c010	169	strcpy(Config.Bios, "HLE");
	170	strcpy(Config.BiosDir, "./");
	171
	172	strcpy(Config.PluginsDir, "plugins");
	173	strcpy(Config.Gpu, "builtin_gpu");
	174	strcpy(Config.Spu, "builtin_spu");
	175	strcpy(Config.Cdr, "builtin_cdr");
	176	strcpy(Config.Pad1, "builtin_pad");
	177	strcpy(Config.Pad2, "builtin_pad");
4f3639fa	178	Config.PsxAuto = 1;
80c2304e	179
	180	snprintf(Config.PatchesDir, sizeof(Config.PatchesDir), "." PATCHES_DIR);
	181	/*
	182	// switch to plugin dotdir
	183	// this lets plugins work without modification!
	184	gchar *plugin_default_dir = g_build_filename(getenv("HOME"), PLUGINS_DIR, NULL);
	185	chdir(plugin_default_dir);
	186	g_free(plugin_default_dir);
	187	*/
47bf65ab	188
	189	if (cdfile)
	190	set_cd_image(cdfile);
	191
69af03a2	192	if (SysInit() == -1)
69af03a2	193	return 1;
80c2304e	194
69af03a2	195	// frontend stuff
	196	in_init();
	197	in_probe();
	198	plat_init();
	199	menu_init();
80c2304e	200
69af03a2	201	if (LoadPlugins() == -1) {
	202	SysMessage("Failed loading plugins!");
	203	return 1;
	204	}
	205	pcnt_hook_plugins();
80c2304e	206
69af03a2	207	if (OpenPlugins() == -1) {
	208	return 1;
	209	}
80c2304e	210
69af03a2	211	SysReset();
	212	CheckCdrom();
	213
	214	if (file[0] != '\0') {
	215	if (Load(file) != -1)
	216	ready_to_go = 1;
	217	} else {
47bf65ab	218	if (cdfile) {
69af03a2	219	if (LoadCdrom() == -1) {
	220	ClosePlugins();
	221	printf(_("Could not load CD-ROM!\n"));
	222	return -1;
80c2304e	223	}
69af03a2	224	ready_to_go = 1;
80c2304e	225	}
69af03a2	226	}
80c2304e	227
69af03a2	228	// If a state has been specified, then load that
	229	if (loadst) {
	230	StatesC = loadst - 1;
	231	char *state_filename = get_state_filename(StatesC);
	232	int ret = LoadState(state_filename);
	233	printf("%s state %s\n", ret ? "failed to load" : "loaded", state_filename);
	234	free(state_filename);
	235	}
80c2304e	236
3c70c47b	237	if (ready_to_go)
	238	menu_prepare_emu();
	239	else
69af03a2	240	menu_loop();
	241
	242	while (1)
	243	{
80c2304e	244	psxCpu->Execute();
69af03a2	245	menu_loop();
80c2304e	246	}
	247
	248	return 0;
	249	}
	250
	251	int SysInit() {
80c2304e	252	if (EmuInit() == -1) {
	253	printf("PSX emulator couldn't be initialized.\n");
	254	return -1;
	255	}
	256
	257	LoadMcds(Config.Mcd1, Config.Mcd2); /* TODO Do we need to have this here, or in the calling main() function?? */
	258
	259	if (Config.Debug) {
	260	StartDebugger();
	261	}
	262
	263	return 0;
	264	}
	265
	266	void SysRunGui() {
	267	printf("SysRunGui\n");
	268	}
	269
	270	void StartGui() {
	271	printf("StartGui\n");
	272	}
	273
	274	void SysReset() {
	275	EmuReset();
bd6267e6	276
	277	// hmh core forgets this
	278	CDR_stop();
80c2304e	279	}
	280
	281	void SysClose() {
	282	EmuShutdown();
	283	ReleasePlugins();
	284
	285	StopDebugger();
	286
	287	if (emuLog != NULL) fclose(emuLog);
	288	}
	289
	290	void SysUpdate() {
	291	PADhandleKey(PAD1_keypressed());
	292	PADhandleKey(PAD2_keypressed());
	293	}
	294
	295	void UpdateMenuSlots() {
	296	}
	297
	298	void OnFile_Exit() {
bd6267e6	299	printf("OnFile_Exit\n");
	300	plat_finish();
	301	SysClose();
80c2304e	302	exit(0);
	303	}
	304
	305	void state_save(gchar *state_filename) {
	306	char Text[MAXPATHLEN + 20];
	307
	308	GPU_updateLace();
	309
	310	if (SaveState(state_filename) == 0)
	311	sprintf(Text, _("Saved state %s."), state_filename);
	312	else
	313	sprintf(Text, _("Error saving state %s!"), state_filename);
	314
	315	GPU_displayText(Text);
	316	}
	317
	318	void state_load(gchar *state_filename) {
	319	int ret;
	320	char Text[MAXPATHLEN + 20];
	321	FILE *fp;
	322
	323	// check if the state file actually exists
	324	fp = fopen(state_filename, "rb");
	325	if (fp == NULL) {
	326	// file does not exist
	327	return;
	328	}
	329
	330	fclose(fp);
	331
	332	ret = CheckState(state_filename);
	333
	334	if (ret == 0) {
	335	SysReset();
	336	ret = LoadState(state_filename);
	337	}
	338
	339	if (ret == 0) {
	340	// Check the CD-ROM is valid
	341	if (CheckCdrom() == -1) {
	342	ClosePlugins();
	343	SysRunGui();
	344	return;
	345	}
	346
	347	sprintf(Text, _("Loaded state %s."), state_filename);
	348	} else {
	349	sprintf(Text, _("Error loading state %s!"), state_filename);
	350	}
	351	GPU_displayText(Text);
	352	}
	353
	354	char *get_state_filename(int i) {
	355	char SStateFile[256];
	356	char trimlabel[33];
	357	int j;
	358
	359	strncpy(trimlabel, CdromLabel, 32);
	360	trimlabel[32] = 0;
	361	for (j = 31; j >= 0; j--)
	362	if (trimlabel[j] == ' ')
	363	trimlabel[j] = 0;
	364	else
	365	continue;
366
367	snprintf(SStateFile, sizeof(SStateFile), "." STATES_DIR "%.32s-%.9s.%3.3d",
368	trimlabel, CdromId, i);
369
370	return strdup(SStateFile);
371	}
372
373	void SysPrintf(const char *fmt, ...) {
374	va_list list;
375	char msg[512];
376
377	va_start(list, fmt);
378	vsprintf(msg, fmt, list);
379	va_end(list);
380
80c2304e	381	fprintf(emuLog, "%s", msg);
	382	}
	383
	384	void SysMessage(const char *fmt, ...) {
	385	va_list list;
	386	char msg[512];
	387
	388	va_start(list, fmt);
	389	vsprintf(msg, fmt, list);
	390	va_end(list);
	391
	392	if (msg[strlen(msg) - 1] == '\n')
	393	msg[strlen(msg) - 1] = 0;
	394
	395	fprintf(stderr, "%s\n", msg);
	396	}
	397
e906c010	398	#if 1
	399	/* this is to avoid having to hack every plugin to stop using $HOME */
	400	char getenv(const char name)
	401	{
	402	static char ret[8] = ".";
	403
69af03a2	404	if (name && strcmp(name, "HOME") == 0 &&
69af03a2	405	((int)name >> 28) == 0) // HACK: let libs find home
b60f2812	406	return ret;
e906c010	407
b60f2812	408	return real_getenv(name);
e906c010	409	}
	410	#endif
	411
	412	/* we hook statically linked plugins here */
	413	static const char *builtin_plugins[] = {
47bf65ab	414	"builtin_gpu", "builtin_spu", "builtin_cdr", "builtin_pad",
47bf65ab	415	"builtin_cdrcimg",
e906c010	416	};
	417
	418	static const int builtin_plugin_ids[] = {
	419	PLUGIN_GPU, PLUGIN_SPU, PLUGIN_CDR, PLUGIN_PAD,
47bf65ab	420	PLUGIN_CDRCIMG,
e906c010	421	};
e906c010	422
80c2304e	423	void SysLoadLibrary(const char lib) {
e906c010	424	const char *tmp = strrchr(lib, '/');
	425	int i;
	426
	427	printf("dlopen %s\n", lib);
	428	if (tmp != NULL) {
	429	tmp++;
	430	for (i = 0; i < ARRAY_SIZE(builtin_plugins); i++)
	431	if (strcmp(tmp, builtin_plugins[i]) == 0)
	432	return (void *)(long)(PLUGIN_DL_BASE + builtin_plugin_ids[i]);
	433	}
	434
80c2304e	435	return dlopen(lib, RTLD_NOW);
	436	}
	437
	438	void SysLoadSym(void lib, const char *sym) {
e906c010	439	unsigned int plugid = (unsigned int)(long)lib;
	440
	441	if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
	442	return plugin_link(plugid - PLUGIN_DL_BASE, sym);
	443
80c2304e	444	return dlsym(lib, sym);
	445	}
	446
	447	const char *SysLibError() {
	448	return dlerror();
	449	}
	450
	451	void SysCloseLibrary(void *lib) {
e906c010	452	unsigned int plugid = (unsigned int)(long)lib;
	453
	454	if (PLUGIN_DL_BASE <= plugid && plugid < PLUGIN_DL_BASE + ARRAY_SIZE(builtin_plugins))
	455	return;
	456
80c2304e	457	dlclose(lib);
	458	}
	459
	460