automake commit without merge history

grub-core/kern/efi/init.c

@@ -0,0 +1,85 @@
+/* init.c - generic EFI initialization and finalization */
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2006,2007  Free Software Foundation, Inc.
+ *
+ *  GRUB is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  GRUB is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <grub/efi/efi.h>
+#include <grub/efi/console.h>
+#include <grub/efi/disk.h>
+#include <grub/term.h>
+#include <grub/misc.h>
+#include <grub/env.h>
+#include <grub/mm.h>
+#include <grub/machine/kernel.h>
+
+void
+grub_efi_init (void)
+{
+  /* First of all, initialize the console so that GRUB can display
+     messages.  */
+  grub_console_init ();
+
+  /* Initialize the memory management system.  */
+  grub_efi_mm_init ();
+
+  grub_efidisk_init ();
+}
+
+void
+grub_efi_set_prefix (void)
+{
+  grub_efi_loaded_image_t *image;
+
+  image = grub_efi_get_loaded_image (grub_efi_image_handle);
+  if (image)
+    {
+      char *device;
+      char *file;
+
+      device = grub_efidisk_get_device_name (image->device_handle);
+      file = grub_efi_get_filename (image->file_path);
+
+      if (device && file)
+	{
+	  char *p;
+	  char *prefix;
+
+	  /* Get the directory.  */
+	  p = grub_strrchr (file, '/');
+	  if (p)
+	    *p = '\0';
+
+	  prefix = grub_xasprintf ("(%s)%s", device, file);
+	  if (prefix)
+	    {
+	      
+	      grub_env_set ("prefix", prefix);
+	      grub_free (prefix);
+	    }
+	}
+
+      grub_free (device);
+      grub_free (file);
+    }
+}
+
+void
+grub_efi_fini (void)
+{
+  grub_efidisk_fini ();
+  grub_console_fini ();
+}