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git.proxmox.com Git - grub2.git/blob - util/grub-mkdevicemap.c
1 /* grub-mkdevicemap.c - make a device map file automatically */
3 * GRUB -- GRand Unified Bootloader
4 * Copyright (C) 1999,2000,2001,2002,2003,2004,2005,2007,2008,2009,2010 Free Software Foundation, Inc.
6 * GRUB is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * GRUB is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with GRUB. If not, see <http://www.gnu.org/licenses/>.
26 #include <sys/types.h>
32 #include <grub/emu/misc.h>
33 #include <grub/util/misc.h>
34 #include <grub/util/deviceiter.h>
36 #include <grub/i18n.h>
44 make_device_map (const char *device_map
, int floppy_disks
)
50 auto int NESTED_FUNC_ATTR
process_device (const char *name
, int is_floppy
);
52 int NESTED_FUNC_ATTR
process_device (const char *name
, int is_floppy
)
54 grub_util_emit_devicemap_entry (fp
, (char *) name
,
55 is_floppy
, &num_fd
, &num_hd
);
59 if (strcmp (device_map
, "-") == 0)
62 fp
= fopen (device_map
, "w");
65 grub_util_error ("cannot open %s", device_map
);
67 grub_util_iterate_devices (process_device
, floppy_disks
);
73 static struct option options
[] =
75 {"device-map", required_argument
, 0, 'm'},
76 {"probe-second-floppy", no_argument
, 0, 's'},
77 {"no-floppy", no_argument
, 0, 'n'},
78 {"help", no_argument
, 0, 'h'},
79 {"version", no_argument
, 0, 'V'},
80 {"verbose", no_argument
, 0, 'v'},
89 "Try `%s --help' for more information.\n", program_name
);
92 Usage: %s [OPTION]...\n\
94 Generate a device map file automatically.\n\
96 -n, --no-floppy do not probe any floppy drive\n\
97 -s, --probe-second-floppy probe the second floppy drive\n\
98 -m, --device-map=FILE use FILE as the device map [default=%s]\n\
99 -h, --help display this message and exit\n\
100 -V, --version print version information and exit\n\
101 -v, --verbose print verbose messages\n\
103 Report bugs to <%s>.\n\
105 DEFAULT_DEVICE_MAP
, PACKAGE_BUGREPORT
);
111 main (int argc
, char *argv
[])
114 int floppy_disks
= 1;
116 set_program_name (argv
[0]);
118 grub_util_init_nls ();
120 /* Check for options. */
123 int c
= getopt_long (argc
, argv
, "snm:r:hVv", options
, 0);
134 dev_map
= xstrdup (optarg
);
150 printf ("%s (%s) %s\n", program_name
, PACKAGE_NAME
, PACKAGE_VERSION
);
164 grub_env_set ("debug", "all");
166 make_device_map (dev_map
? : DEFAULT_DEVICE_MAP
, floppy_disks
);