Fix compiler warnings when building grub-ieee1275 for i386.

debian/patches/olpc_prefix_hack.patch

@@ -13,7 +13,7 @@ Index: b/grub-core/kern/ieee1275/init.c
  /* Translate an OF filesystem path (separated by backslashes), into a GRUB
     path (separated by forward slashes).  */
  static void
-@@ -75,6 +76,7 @@
+@@ -75,10 +76,19 @@
        backslash = grub_strchr (filepath, '\\');
      }
  }
@@ -21,27 +21,23 @@ Index: b/grub-core/kern/ieee1275/init.c
  
  void (*grub_ieee1275_net_config) (const char *dev,
  				  char **device,
-@@ -82,10 +84,15 @@
+ 				  char **path);
++#ifdef __i386__
++void
++grub_machine_get_bootlocation (char **device __attribute__ ((unused)),
++			       char **path __attribute__ ((unused)))
++{
++  grub_env_set ("prefix", "(sd,1)/");
++}
++#else
  void
  grub_machine_get_bootlocation (char **device, char **path)
  {
-+#ifndef __i386__
+@@ -133,6 +143,7 @@
-   char bootpath[64]; /* XXX check length */
-   char *filename;
-   char *type;
-+#endif
-    
-+#ifdef __i386__
-+  grub_env_set ("prefix", "(sd,1)/");
-+#else
-   if (grub_ieee1275_get_property (grub_ieee1275_chosen, "bootpath", &bootpath,
- 				  sizeof (bootpath), 0))
-     {
-@@ -132,6 +139,7 @@
- 	  *path = filename;
  	}
      }
-+#endif
  }
++#endif
  
  /* Claim some available memory in the first /memory node. */
+ #ifdef __sparc__

grub-core/kern/ieee1275/init.c

@@ -81,18 +81,21 @@ grub_translate_ieee1275_path (char *filepath)
 void (*grub_ieee1275_net_config) (const char *dev,
 				  char **device,
 				  char **path);
+#ifdef __i386__
+void
+grub_machine_get_bootlocation (char **device __attribute__ ((unused)),
+			       char **path __attribute__ ((unused)))
+{
+  grub_env_set ("prefix", "(sd,1)/");
+}
+#else
 void
 grub_machine_get_bootlocation (char **device, char **path)
 {
-#ifndef __i386__
   char bootpath[64]; /* XXX check length */
   char *filename;
   char *type;
-#endif
    
-#ifdef __i386__
-  grub_env_set ("prefix", "(sd,1)/");
-#else
   if (grub_ieee1275_get_property (grub_ieee1275_chosen, "bootpath", &bootpath,
 				  sizeof (bootpath), 0))
     {
@@ -139,8 +142,8 @@ grub_machine_get_bootlocation (char **device, char **path)
 	  *path = filename;
 	}
     }
-#endif
 }
+#endif
 
 /* Claim some available memory in the first /memory node. */
 #ifdef __sparc__