From 041d1ea37802bf7178a31a53f96c26efa6b8fb7b Mon Sep 17 00:00:00 2001
From: James <james.mckenzie@citrix.com>
Date: Fri, 16 Nov 2012 10:41:01 +0000
Subject: fish

---
 util/grub-mkdevicemap.c | 171 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 171 insertions(+)
 create mode 100644 util/grub-mkdevicemap.c

(limited to 'util/grub-mkdevicemap.c')

diff --git a/util/grub-mkdevicemap.c b/util/grub-mkdevicemap.c
new file mode 100644
index 0000000..bdecae4
--- /dev/null
+++ b/util/grub-mkdevicemap.c
@@ -0,0 +1,171 @@
+/* grub-mkdevicemap.c - make a device map file automatically */
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 1999,2000,2001,2002,2003,2004,2005,2007,2008,2009,2010 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 <config.h>
+
+#include <stdio.h>
+#include <unistd.h>
+#include <string.h>
+#include <stdlib.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <limits.h>
+
+#include <grub/emu/misc.h>
+#include <grub/util/misc.h>
+#include <grub/util/deviceiter.h>
+#include <grub/env.h>
+#include <grub/i18n.h>
+
+#define _GNU_SOURCE	1
+#include <getopt.h>
+
+#include "progname.h"
+
+static void
+make_device_map (const char *device_map, int floppy_disks)
+{
+  int num_hd = 0;
+  int num_fd = 0;
+  FILE *fp;
+
+  auto int NESTED_FUNC_ATTR process_device (const char *name, int is_floppy);
+
+  int NESTED_FUNC_ATTR process_device (const char *name, int is_floppy)
+  {
+    grub_util_emit_devicemap_entry (fp, (char *) name,
+				    is_floppy, &num_fd, &num_hd);
+    return 0;
+  }
+
+  if (strcmp (device_map, "-") == 0)
+    fp = stdout;
+  else
+    fp = fopen (device_map, "w");
+
+  if (! fp)
+    grub_util_error ("cannot open %s", device_map);
+
+  grub_util_iterate_devices (process_device, floppy_disks);
+
+  if (fp != stdout)
+    fclose (fp);
+}
+
+static struct option options[] =
+  {
+    {"device-map", required_argument, 0, 'm'},
+    {"probe-second-floppy", no_argument, 0, 's'},
+    {"no-floppy", no_argument, 0, 'n'},
+    {"help", no_argument, 0, 'h'},
+    {"version", no_argument, 0, 'V'},
+    {"verbose", no_argument, 0, 'v'},
+    {0, 0, 0, 0}
+  };
+
+static void
+usage (int status)
+{
+  if (status)
+    fprintf (stderr,
+	     "Try `%s --help' for more information.\n", program_name);
+  else
+    printf ("\
+Usage: %s [OPTION]...\n\
+\n\
+Generate a device map file automatically.\n\
+\n\
+  -n, --no-floppy           do not probe any floppy drive\n\
+  -s, --probe-second-floppy probe the second floppy drive\n\
+  -m, --device-map=FILE     use FILE as the device map [default=%s]\n\
+  -h, --help                display this message and exit\n\
+  -V, --version             print version information and exit\n\
+  -v, --verbose             print verbose messages\n\
+\n\
+Report bugs to <%s>.\n\
+", program_name,
+	    DEFAULT_DEVICE_MAP, PACKAGE_BUGREPORT);
+
+  exit (status);
+}
+
+int
+main (int argc, char *argv[])
+{
+  char *dev_map = 0;
+  int floppy_disks = 1;
+
+  set_program_name (argv[0]);
+
+  grub_util_init_nls ();
+
+  /* Check for options.  */
+  while (1)
+    {
+      int c = getopt_long (argc, argv, "snm:r:hVv", options, 0);
+
+      if (c == -1)
+	break;
+      else
+	switch (c)
+	  {
+	  case 'm':
+	    if (dev_map)
+	      free (dev_map);
+
+	    dev_map = xstrdup (optarg);
+	    break;
+
+	  case 'n':
+	    floppy_disks = 0;
+	    break;
+
+	  case 's':
+	    floppy_disks = 2;
+	    break;
+
+	  case 'h':
+	    usage (0);
+	    break;
+
+	  case 'V':
+	    printf ("%s (%s) %s\n", program_name, PACKAGE_NAME, PACKAGE_VERSION);
+	    return 0;
+
+	  case 'v':
+	    verbosity++;
+	    break;
+
+	  default:
+	    usage (1);
+	    break;
+	  }
+    }
+
+  if (verbosity > 1)
+    grub_env_set ("debug", "all");
+
+  make_device_map (dev_map ? : DEFAULT_DEVICE_MAP, floppy_disks);
+
+  free (dev_map);
+
+  return 0;
+}
-- 
cgit v1.2.3