don't crash on bad timing

[picodrive.git] / platform / common / menu_pico.c

diff --git a/platform/common/menu_pico.c b/platform/common/menu_pico.c
index a43c55a..2dd582d 100644 (file)
--- a/platform/common/menu_pico.c
+++ b/platform/common/menu_pico.c
@@ -11,8 +11,7 @@
 #include "emu.h"
 #include "menu_pico.h"
 #include "input_pico.h"
-
-#include <version.h>
+#include "version.h"
 
 #include <pico/pico.h>
 #include <pico/patch.h>
@@ -28,7 +27,7 @@
 
 static const char *rom_exts[] = {
        "zip",
-       "bin", "smd", "gen",
+       "bin", "smd", "gen", "md",
        "iso", "cso", "cue",
        "32x",
        "sms",
@@ -38,11 +37,16 @@ static const char *rom_exts[] = {
 // rrrr rggg gggb bbbb
 static unsigned short fname2color(const char *fname)
 {
-       const char *ext = fname + strlen(fname) - 3;
        static const char *other_exts[] = { "gmv", "pat" };
+       const char *ext;
        int i;
 
-       if (ext < fname) ext = fname;
+       ext = strrchr(fname, '.');
+       if (ext++ == NULL) {
+               ext = fname + strlen(fname) - 3;
+               if (ext < fname) ext = fname;
+       }
+
        for (i = 0; rom_exts[i] != NULL; i++)
                if (strcasecmp(ext, rom_exts[i]) == 0) return 0xbdff; // FIXME: mk defines
        for (i = 0; i < array_size(other_exts); i++)