minimal working gtk-less build

..only works with external plugins

4 files changed, 410 insertions, 0 deletions

diff --git a/frontend/Cheat.h b/frontend/Cheat.h
new file mode 100644
index 0000000..2997587
--- /dev/null
+++ b/frontend/Cheat.h
@@ -0,0 +1 @@
+/* dummy */
diff --git a/frontend/config.h b/frontend/config.h
new file mode 100644
index 0000000..84e40f6
--- /dev/null
+++ b/frontend/config.h
@@ -0,0 +1,8 @@
+#define MAXPATHLEN 256
+#define NOPSXREC
+#define __LINUX__
+#define PACKAGE_NAME "pcsx"
+#define PACKAGE_VERSION "1.9"
+#define DEF_PLUGIN_DIR "."
+#define EMU_LOG printf
+
diff --git a/frontend/gtk/gtk.h b/frontend/gtk/gtk.h
new file mode 100644
index 0000000..a605c82
--- /dev/null
+++ b/frontend/gtk/gtk.h
@@ -0,0 +1,13 @@
+#ifndef __G_FAKE_TYPES_H__
+#define __G_FAKE_TYPES_H__
+
+/* fake gtk types to avoid code drift from upstream PCSX */
+typedef char   gchar;
+typedef short  gshort;
+typedef long   glong;
+typedef int    gint;
+typedef gint   gboolean;
+
+#define g_free free
+
+#endif
diff --git a/frontend/main.c b/frontend/main.c
new file mode 100644
index 0000000..28446d3
--- /dev/null
+++ b/frontend/main.c
@@ -0,0 +1,388 @@
+#include <stdio.h>
+#include <string.h>
+#include <stdarg.h>
+#include <dlfcn.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+#include "../gui/Linux.h"
+#include "../libpcsxcore/misc.h"
+
+int UseGui;
+
+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;
+	int i;
+
+	// what is the name of the config file?
+	// it may be redefined by -cfg on the command line
+	strcpy(cfgfile_basename, "pcsx.cfg");
+
+	SetIsoFile(NULL);
+	Config.PsxOut = 1;
+
+	// read command line options
+	for (i = 1; i < argc; i++) {
+		     if (!strcmp(argv[i], "-nogui")) UseGui = FALSE;
+		else 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();
+
+	// 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;
+
+		snprintf(Config.BiosDir, sizeof(Config.BiosDir), "." BIOS_DIR);
+		snprintf(Config.PluginsDir, sizeof(Config.PluginsDir), "." PLUGINS_DIR);
+
+		// Update available plugins, but not GUI
+		//UpdatePluginsBIOS();
+
+		// Pick some defaults, if they're available
+/*
+		set_default_plugin(GpuConfS.plist[0], Config.Gpu);
+		set_default_plugin(SpuConfS.plist[0], Config.Spu);
+		set_default_plugin(CdrConfS.plist[0], Config.Cdr);
+		set_default_plugin(Pad1ConfS.plist[0], Config.Pad1);
+		set_default_plugin(Pad2ConfS.plist[0], Config.Pad2);
+		set_default_plugin(BiosConfS.plist[0], Config.Bios);
+*/
+		// 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;
+		}
+
+		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() {
+	emuLog = stdout;
+
+	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);
+}
+
+void *SysLoadLibrary(const char *lib) {
+	return dlopen(lib, RTLD_NOW);
+}
+
+void *SysLoadSym(void *lib, const char *sym) {
+	return dlsym(lib, sym);
+}
+
+const char *SysLibError() {
+	return dlerror();
+}
+
+void SysCloseLibrary(void *lib) {
+	dlclose(lib);
+}
+
+