$NetBSD: patch-ah,v 1.2 2004/08/15 12:13:53 dillo Exp $

--- src/gens/util/rom.c.orig	2004-05-18 22:33:59.000000000 +0200
+++ src/gens/util/rom.c
@@ -17,6 +17,7 @@
 #include "ccnet.h"
 #include "misc.h"
 #include "unzip.h"
+#include "chd.h"
 #include "wave.h"
 #include "gym.h"
 #include <assert.h>
@@ -168,6 +169,7 @@ Detect_Format (char *Name)
   FILE *f;
   unzFile zf;
   unz_file_info zinf;
+  struct chd *cf;
   int i;
   char buf[1024], zname[256];
 
@@ -225,6 +227,19 @@ Detect_Format (char *Name)
       gzread (f, buf, 1024);
       gzclose (f);
     }
+  else if (!stricmp (".chd", &Name[strlen (Name) -4]))
+    {
+      char *p;
+      int n;
+
+      cf = chd_open(Name, NULL);
+      if (cf == NULL)
+	return -1;
+
+      chd_read_range(cf, buf, 0, 1024);
+
+      chd_close(cf);
+    }
   else
     {
       strcpy (zname, Name);
@@ -389,7 +404,7 @@ Get_Rom ()
   GtkWidget *widget;
   gint res;
   char Name[2048];
-  gchar *filename;
+  gchar *filename = NULL;
   int sys;
 
   widget =
@@ -403,9 +418,12 @@ Get_Rom ()
     }
   gtk_widget_destroy (widget);
 
-  strncpy (Name, filename, 2048);
-  g_free (filename);
-  Free_Rom (Game);
+  if (filename)
+    {
+      strncpy (Name, filename, 2048);
+      g_free (filename);
+      Free_Rom (Game);
+    }
 
   sys = Detect_Format (Name);