[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 "../gui/Linux.h"
#include "../libpcsxcore/misc.h"

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);
}

static void CreateMemcard(char *filename, char *conf_mcd) {
	struct stat buf;

	make_path(conf_mcd, MAXPATHLEN, MEMCARD_DIR, filename);

	/* Only create a memory card if an existing one does not exist */
	if (stat(conf_mcd, &buf) == -1) {
		SysPrintf(_("Creating memory card: %s\n"), conf_mcd);
		CreateMcd(conf_mcd);
	}
}

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

	tmp = dlopen("/lib/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);
	Config.PsxOut = 1;

	// 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;
			}

			SetIsoFile(isofilename);
			runcd = 1;
		}
		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();

	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");

	// try to load config
	// if the config file doesn't exist
	if (LoadConfig() == -1) {
		// Uh oh, no config file found, use some defaults
		Config.PsxAuto = 1;

		// create & load default memcards if they don't exist
		CreateMemcard("card1.mcd", Config.Mcd1);
		CreateMemcard("card2.mcd", Config.Mcd2);

		LoadMcds(Config.Mcd1, Config.Mcd2);

		SaveConfig();
	}

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

	// if !gui
	{
		// the following only occurs if the gui isn't started
		if (LoadPlugins() == -1) {
			SysMessage("Failed loading plugins!");
			return 1;
		}
		pcnt_hook_plugins();

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

		SysReset();
		CheckCdrom();

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

		// If a state has been specified, then load that
		if (loadst) {
			StatesC = loadst - 1;
			char *state_filename = get_state_filename(StatesC);
			LoadState(state_filename);
			free(state_filename);
		}

		psxCpu->Execute();
	}

	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();
}

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");
	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);

	if (Config.PsxOut) {
		static char linestart = 1;
		int l = strlen(msg);

		printf(linestart ? " * %s" : "%s", msg);

		if (l > 0 && msg[l - 1] == '\n') {
			linestart = 1;
		} else {
			linestart = 0;
		}
	}

	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)
		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"
};

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

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