frontend: minor menu refactoring
[pcsx_rearmed.git] / frontend / menu.c
index 7bec49a..7dab2e6 100644 (file)
@@ -1,5 +1,5 @@
 /*
- * (C) Gražvydas "notaz" Ignotas, 2010-2011
+ * (C) Gražvydas "notaz" Ignotas, 2010-2013
  *
  * This work is licensed under the terms of any of these licenses
  * (at your option):
@@ -8,6 +8,7 @@
  * See the COPYING file in the top-level directory.
  */
 
+#define _GNU_SOURCE
 #include <stdio.h>
 #include <string.h>
 #include <errno.h>
@@ -16,6 +17,7 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <unistd.h>
+#include <dirent.h>
 
 #include "main.h"
 #include "menu.h"
@@ -84,7 +86,6 @@ typedef enum
 
 static int last_vout_w, last_vout_h, last_vout_bpp;
 static int cpu_clock, cpu_clock_st, volume_boost, frameskip;
-static char rom_fname_reload[MAXPATHLEN];
 static char last_selected_fname[MAXPATHLEN];
 static int config_save_counter, region, in_type_sel1, in_type_sel2;
 static int psx_clock;
@@ -187,6 +188,107 @@ static int emu_save_load_game(int load, int unused)
        return ret;
 }
 
+static void rm_namelist_entry(struct dirent **namelist,
+       int count, const char *name)
+{
+       int i;
+
+       for (i = 1; i < count; i++) {
+               if (namelist[i] == NULL || namelist[i]->d_type == DT_DIR)
+                       continue;
+
+               if (strcmp(name, namelist[i]->d_name) == 0) {
+                       free(namelist[i]);
+                       namelist[i] = NULL;
+                       break;
+               }
+       }
+}
+
+static int optional_cdimg_filter(struct dirent **namelist, int count,
+       const char *basedir)
+{
+       const char *ext, *p;
+       char buf[256], buf2[256];
+       int i, d, ret, good_cue;
+       struct stat64 statf;
+       FILE *f;
+
+       for (i = 1; i < count; i++) {
+               if (namelist[i] == NULL || namelist[i]->d_type == DT_DIR)
+                       continue;
+
+               ext = strrchr(namelist[i]->d_name, '.');
+               if (ext == NULL) {
+                       // should not happen but whatever
+                       free(namelist[i]);
+                       namelist[i] = NULL;
+                       continue;
+               }
+               ext++;
+
+               // first find .cue files and remove files they reference
+               if (strcasecmp(ext, "cue") == 0)
+               {
+                       snprintf(buf, sizeof(buf), "%s/%s", basedir,
+                               namelist[i]->d_name);
+
+                       f = fopen(buf, "r");
+                       if (f == NULL) {
+                               free(namelist[i]);
+                               namelist[i] = NULL;
+                               continue;
+                       }
+
+                       good_cue = 0;
+                       while (fgets(buf, sizeof(buf), f)) {
+                               ret = sscanf(buf, " FILE \"%256[^\"]\"", buf2);
+                               if (ret != 1)
+                                       ret = sscanf(buf, " FILE %256s", buf2);
+                               if (ret != 1)
+                                       continue;
+
+                               p = strrchr(buf2, '/');
+                               if (p == NULL)
+                                       p = strrchr(buf2, '\\');
+                               if (p == NULL)
+                                       p = buf2;
+
+                               snprintf(buf, sizeof(buf), "%s/%s", basedir, p);
+                               ret = stat64(buf, &statf);
+                               if (ret == 0) {
+                                       rm_namelist_entry(namelist, count, p);
+                                       good_cue = 1;
+                               }
+                       }
+                       fclose(f);
+
+                       if (!good_cue) {
+                               free(namelist[i]);
+                               namelist[i] = NULL;
+                       }
+                       continue;
+               }
+
+               p = strcasestr(namelist[i]->d_name, "track");
+               if (p != NULL) {
+                       ret = strtoul(p + 5, NULL, 10);
+                       if (ret > 1) {
+                               free(namelist[i]);
+                               namelist[i] = NULL;
+                               continue;
+                       }
+               }
+       }
+
+       // compact namelist
+       for (i = d = 1; i < count; i++)
+               if (namelist[i] != NULL)
+                       namelist[d++] = namelist[i];
+
+       return d;
+}
+
 // propagate menu settings to the emu vars
 static void menu_sync_config(void)
 {
@@ -406,14 +508,18 @@ static int menu_write_config(int is_game)
 
 static int menu_do_last_cd_img(int is_get)
 {
+       static const char *defaults[] = { "/media", "/mnt/sd", "/mnt" };
        char path[256];
+       struct stat64 st;
        FILE *f;
-       int ret;
+       int i, ret = -1;
 
        snprintf(path, sizeof(path), "." PCSX_DOT_DIR "lastcdimg.txt");
        f = fopen(path, is_get ? "r" : "w");
-       if (f == NULL)
-               return -1;
+       if (f == NULL) {
+               ret = -1;
+               goto out;
+       }
 
        if (is_get) {
                ret = fread(last_selected_fname, 1, sizeof(last_selected_fname) - 1, f);
@@ -424,6 +530,17 @@ static int menu_do_last_cd_img(int is_get)
                fprintf(f, "%s\n", last_selected_fname);
        fclose(f);
 
+out:
+       if (is_get) {
+               for (i = 0; last_selected_fname[0] == 0
+                      || stat64(last_selected_fname, &st) != 0; i++)
+               {
+                       if (i >= ARRAY_SIZE(defaults))
+                               break;
+                       strcpy(last_selected_fname, defaults[i]);
+               }
+       }
+
        return 0;
 }
 
@@ -547,20 +664,25 @@ fail:
        return ret;
 }
 
+static const char *filter_exts[] = {
+       "bin", "img", "mdf", "iso", "cue", "z",
+       "bz",  "znx", "pbp", "cbn", NULL
+};
+
 // rrrr rggg gggb bbbb
 static unsigned short fname2color(const char *fname)
 {
-       static const char *cdimg_exts[] = { ".bin", ".img", ".mdf", ".iso", ".cue", ".z",
-                                           ".bz", ".znx", ".pbp", ".cbn" };
-       static const char *other_exts[] = { ".ccd", ".toc", ".mds", ".sub",
-                                           ".table", ".index", ".sbi" };
+       static const char *other_exts[] = {
+               "ccd", "toc", "mds", "sub", "table", "index", "sbi"
+       };
        const char *ext = strrchr(fname, '.');
        int i;
 
        if (ext == NULL)
                return 0xffff;
-       for (i = 0; i < array_size(cdimg_exts); i++)
-               if (strcasecmp(ext, cdimg_exts[i]) == 0)
+       ext++;
+       for (i = 0; filter_exts[i] != NULL; i++)
+               if (strcasecmp(ext, filter_exts[i]) == 0)
                        return 0x7bff;
        for (i = 0; i < array_size(other_exts); i++)
                if (strcasecmp(ext, other_exts[i]) == 0)
@@ -570,10 +692,6 @@ static unsigned short fname2color(const char *fname)
 
 static void draw_savestate_bg(int slot);
 
-static const char *filter_exts[] = {
-       ".mp3", ".MP3", ".txt", ".htm", "html", ".jpg", ".pnd"
-};
-
 #define MENU_ALIGN_LEFT
 #ifdef __ARM_ARCH_7A__ // assume hires device
 #define MENU_X2 1
@@ -603,8 +721,8 @@ static void draw_savestate_bg(int slot)
        if (f == NULL)
                return;
 
-       if (gzseek(f, 0x29933d, SEEK_SET) != 0x29933d) {
-               fprintf(stderr, "gzseek failed\n");
+       if ((ret = (int)gzseek(f, 0x29933d, SEEK_SET)) != 0x29933d) {
+               fprintf(stderr, "gzseek failed: %d\n", ret);
                gzclose(f);
                return;
        }
@@ -1818,9 +1936,11 @@ static int run_bios(void)
 
 static int run_exe(void)
 {
+       const char *exts[] = { "exe", NULL };
        const char *fname;
 
-       fname = menu_loop_romsel(last_selected_fname, sizeof(last_selected_fname));
+       fname = menu_loop_romsel(last_selected_fname,
+               sizeof(last_selected_fname), exts, NULL);
        if (fname == NULL)
                return -1;
 
@@ -1874,7 +1994,9 @@ static int romsel_run(void)
        int prev_gpu, prev_spu;
        const char *fname;
 
-       fname = menu_loop_romsel(last_selected_fname, sizeof(last_selected_fname));
+       fname = menu_loop_romsel(last_selected_fname,
+                       sizeof(last_selected_fname), filter_exts,
+                       optional_cdimg_filter);
        if (fname == NULL)
                return -1;
 
@@ -1898,16 +2020,18 @@ static int romsel_run(void)
                        return -1;
        }
 
-       strcpy(last_selected_fname, rom_fname_reload);
+       strcpy(last_selected_fname, fname);
        menu_do_last_cd_img(0);
        return 0;
 }
 
 static int swap_cd_image(void)
 {
-       char *fname;
+       const char *fname;
 
-       fname = menu_loop_romsel(last_selected_fname, sizeof(last_selected_fname));
+       fname = menu_loop_romsel(last_selected_fname,
+                       sizeof(last_selected_fname), filter_exts,
+                       optional_cdimg_filter);
        if (fname == NULL)
                return -1;
 
@@ -1929,7 +2053,7 @@ static int swap_cd_image(void)
        SetCdOpenCaseTime(time(NULL) + 2);
        LidInterrupt();
 
-       strcpy(last_selected_fname, rom_fname_reload);
+       strcpy(last_selected_fname, fname);
        return 0;
 }
 
@@ -1953,11 +2077,12 @@ static int swap_cd_multidisk(void)
 
 static void load_pcsx_cht(void)
 {
+       const char *exts[] = { "cht", NULL };
+       const char *fname;
        char path[256];
-       char *fname;
 
        path[0] = 0;
-       fname = menu_loop_romsel(path, sizeof(path));
+       fname = menu_loop_romsel(path, sizeof(path), exts, NULL);
        if (fname == NULL)
                return;
 
@@ -2278,8 +2403,6 @@ void menu_init(void)
        char buff[MAXPATHLEN];
        int i;
 
-       strcpy(last_selected_fname, "/media");
-
        cpu_clock_st = cpu_clock = plat_target_cpu_clock_get();
 
        scan_bios_plugins();
@@ -2380,9 +2503,12 @@ void menu_prepare_emu(void)
        plat_video_menu_leave();
 
        psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
-       if (psxCpu != prev_cpu)
+       if (psxCpu != prev_cpu) {
+               prev_cpu->Shutdown();
+               psxCpu->Init();
                // note that this does not really reset, just clears drc caches
                psxCpu->Reset();
+       }
 
        // core doesn't care about Config.Cdda changes,
        // so handle them manually here