frontend: initial libretro support

[pcsx_rearmed.git] / frontend / main.c

diff --git a/frontend/main.c b/frontend/main.c
index 9d3cc33..bb6aaa9 100644 (file)
--- a/frontend/main.c
+++ b/frontend/main.c
@@ -29,6 +29,7 @@
 #include "common/readpng.h"
 #include "common/input.h"
 #include "linux/in_evdev.h"
+#include "revision.h"
 
 // don't include debug.h - it breaks ARM build (R1 redefined)
 void StartDebugger();
@@ -190,15 +191,11 @@ static void check_memcards(void)
 
 void do_emu_action(void)
 {
-       char buf[MAXPATHLEN];
        int ret;
 
        emu_action_old = emu_action;
 
        switch (emu_action) {
-       case SACTION_ENTER_MENU:
-               menu_loop();
-               return;
        case SACTION_LOAD_STATE:
                ret = emu_load_state(state_slot);
                snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "LOADED" : "FAIL!");
@@ -207,6 +204,10 @@ void do_emu_action(void)
                ret = emu_save_state(state_slot);
                snprintf(hud_msg, sizeof(hud_msg), ret == 0 ? "SAVED" : "FAIL!");
                break;
+#ifndef NO_FRONTEND
+       case SACTION_ENTER_MENU:
+               menu_loop();
+               return;
        case SACTION_NEXT_SSLOT:
                state_slot++;
                if (state_slot > 9)
@@ -216,7 +217,12 @@ void do_emu_action(void)
                state_slot--;
                if (state_slot < 0)
                        state_slot = 9;
-               goto do_state_slot;
+do_state_slot:
+               snprintf(hud_msg, sizeof(hud_msg), "STATE SLOT %d [%s]", state_slot,
+                       emu_check_state(state_slot) == 0 ? "USED" : "FREE");
+               hud_new_msg = 3;
+               printf("* %s\n", hud_msg);
+               break;
        case SACTION_TOGGLE_FSKIP:
                pl_rearmed_cbs.fskip_advice = 0;
                pl_rearmed_cbs.frameskip++;
@@ -229,6 +235,7 @@ void do_emu_action(void)
                break;
        case SACTION_SCREENSHOT:
                {
+                       char buf[MAXPATHLEN];
                        void *scrbuf;
                        int w, h, bpp;
                        time_t t = time(NULL);
@@ -253,17 +260,12 @@ void do_emu_action(void)
        case SACTION_MINIMIZE:
                plat_minimize();
                return;
+#endif
        default:
                return;
        }
-       hud_new_msg = 3;
-       return;
 
-do_state_slot:
-       snprintf(hud_msg, sizeof(hud_msg), "STATE SLOT %d [%s]", state_slot,
-               emu_check_state(state_slot) == 0 ? "USED" : "FREE");
        hud_new_msg = 3;
-       printf("* %s\n", hud_msg);
 }
 
 static int cdidcmp(const char *id1, const char *id2)
@@ -342,6 +344,7 @@ static void parse_cwcheat(void)
                        }
                        Cheats[NumCheats].Descr = strdup(name);
                        Cheats[NumCheats].Enabled = 0;
+                       Cheats[NumCheats].WasEnabled = 0;
                        Cheats[NumCheats].First = NumCodes;
                        Cheats[NumCheats].n = 0;
                        NumCheats++;
@@ -379,7 +382,7 @@ void emu_on_new_cd(void)
        hud_new_msg = 2;
 }
 
-int main(int argc, char *argv[])
+int emu_core_preinit(void)
 {
        // what is the name of the config file?
        // it may be redefined by -cfg on the command line
@@ -390,16 +393,35 @@ int main(int argc, char *argv[])
 
        memset(&Config, 0, sizeof(Config));
 
-       CheckSubDir();
        set_default_paths();
        emu_set_default_config();
-       check_memcards();
        strcpy(Config.Bios, "HLE");
 
-#ifdef MAEMO
-       extern int maemo_main(int argc, char **argv);
-       return maemo_main(argc, argv);
-#else
+       return 0;
+}
+
+int emu_core_init(void)
+{
+       CheckSubDir();
+       check_memcards();
+
+       if (EmuInit() == -1) {
+               printf("PSX emulator couldn't be initialized.\n");
+               return -1;
+       }
+
+       LoadMcds(Config.Mcd1, Config.Mcd2);
+
+       if (Config.Debug) {
+               StartDebugger();
+       }
+
+       return 0;
+}
+
+#ifndef NO_FRONTEND
+int main(int argc, char *argv[])
+{
        char file[MAXPATHLEN] = "";
        char path[MAXPATHLEN];
        const char *cdfile = NULL;
@@ -408,6 +430,8 @@ int main(int argc, char *argv[])
        int loadst = 0;
        int i;
 
+       emu_core_preinit();
+
        // read command line options
        for (i = 1; i < argc; i++) {
                     if (!strcmp(argv[i], "-psxout")) psxout = 1;
@@ -441,17 +465,16 @@ int main(int argc, char *argv[])
                else if (!strcmp(argv[i], "-h") ||
                         !strcmp(argv[i], "-help") ||
                         !strcmp(argv[i], "--help")) {
-                        printf(PACKAGE_NAME " " PACKAGE_VERSION "\n");
+                        printf("PCSX-ReARMed " REV "\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"));
+                                                       "\tfile\t\tLoads a PSX EXE file\n"));
                         return 0;
                } else {
                        strncpy(file, argv[i], MAXPATHLEN);
@@ -470,9 +493,6 @@ int main(int argc, char *argv[])
        if (cdfile)
                set_cd_image(cdfile);
 
-       if (SysInit() == -1)
-               return 1;
-
        // frontend stuff
        // init input but leave probing to platform code,
        // they add input drivers and may need to modify them after probe
@@ -481,6 +501,8 @@ int main(int argc, char *argv[])
        plat_init();
        menu_init(); // loads config
 
+       emu_core_init();
+
        if (psxout)
                Config.PsxOut = 1;
 
@@ -546,33 +568,14 @@ int main(int argc, char *argv[])
                        do_emu_action();
        }
 
-       return 0;
-#endif
-}
-
-int SysInit() {
-       if (EmuInit() == -1) {
-               printf("PSX emulator couldn't be initialized.\n");
-               return -1;
-       }
-
-       LoadMcds(Config.Mcd1, Config.Mcd2);
-
-       if (Config.Debug) {
-               StartDebugger();
-       }
-
        return 0;
 }
+#endif
 
 void SysRunGui() {
         printf("SysRunGui\n");
 }
 
-void StartGui() {
-        printf("StartGui\n");
-}
-
 static void dummy_lace()
 {
 }
@@ -609,12 +612,12 @@ void SysUpdate() {
 
 void OnFile_Exit() {
        printf("OnFile_Exit\n");
-#ifndef MAEMO
-       menu_finish();
-#endif
        SysClose();
+#ifndef NO_FRONTEND
+       menu_finish();
        plat_finish();
        exit(0);
+#endif
 }
 
 int get_state_filename(char *buf, int size, int i) {
@@ -728,7 +731,7 @@ static int _OpenPlugins(void) {
 
                MAKE_PATH(dotdir, "/.pcsx/plugins/", NULL);
 
-               strcpy(info.EmuName, "PCSX " PACKAGE_VERSION);
+               strcpy(info.EmuName, "PCSX");
                strncpy(info.CdromID, CdromId, 9);
                strncpy(info.CdromLabel, CdromLabel, 9);
                info.psxMem = psxM;