1d12cf2947
* grub-core/lib/LzmaEnc.c: Likewise.
* grub-core/script/lexer.c: Likewise.
* grub-core/script/yylex.l: Likewise.
* util/grub-macho2img.c: Likewise.
* util/grub-menulst2cfg.c: Likewise.
* util/grub-mklayout.c: Likewise.
* util/grub-mkpasswd-pbkdf2.c
* util/grub-mkrelpath.c: Likewise.
* util/resolve.c: Likewise.
109 lines
2.4 KiB
C
109 lines
2.4 KiB
C
/* grub-mkrelpath.c - make a system path relative to its root */
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/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2009,2010 Free Software Foundation, Inc.
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*
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* GRUB is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GRUB is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <config.h>
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#include <stdio.h>
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#include <grub/util/misc.h>
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#include <grub/emu/misc.h>
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#include <grub/i18n.h>
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#include <getopt.h>
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#include "progname.h"
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static struct option options[] =
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{
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{"help", no_argument, 0, 'h'},
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{"version", no_argument, 0, 'V'},
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{0, 0, 0, 0},
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};
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static void
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usage (int status)
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{
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if (status)
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fprintf (stderr, "Try `%s --help' for more information.\n", program_name);
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else
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printf ("\
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Usage: %s [OPTIONS] PATH\n\
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\n\
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Make a system path relative to its root.\n\
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\n\
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Options:\n\
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-h, --help display this message and exit\n\
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-V, --version print version information and exit\n\
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\n\
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Report bugs to <%s>.\n", program_name, PACKAGE_BUGREPORT);
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exit (status);
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}
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int
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main (int argc, char *argv[])
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{
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char *argument, *relpath;
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set_program_name (argv[0]);
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grub_util_init_nls ();
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/* Check for options. */
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while (1)
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{
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int c = getopt_long (argc, argv, "hV", options, 0);
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if (c == -1)
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break;
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else
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switch (c)
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{
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case 'h':
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usage (0);
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break;
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case 'V':
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printf ("%s (%s) %s\n", program_name, PACKAGE_NAME, PACKAGE_VERSION);
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return 0;
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default:
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usage (1);
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break;
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}
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}
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if (optind >= argc)
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{
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fprintf (stderr, "No path is specified.\n");
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usage (1);
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}
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if (optind + 1 != argc)
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{
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fprintf (stderr, "Unknown extra argument `%s'.\n", argv[optind + 1]);
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usage (1);
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}
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argument = argv[optind];
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relpath = grub_make_system_path_relative_to_its_root (argument);
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printf ("%s\n", relpath);
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free (relpath);
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return 0;
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}
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