Last change
on this file since 3735 was 3232, checked in by Bruno Cornec, 11 years ago |
- Update mindi-busybox to 1.21.1
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-
Property svn:eol-style
set to
native
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File size:
847 bytes
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1 | /* vi: set sw=4 ts=4: */
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2 | /*
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3 | * rdev - print device node associated with a filesystem
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4 | *
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5 | * Copyright (c) 2008 Nuovation System Designs, LLC
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6 | * Grant Erickson <gerickson@nuovations.com>
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7 | *
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8 | * Licensed under GPLv2, see file LICENSE in this source tree.
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9 | *
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10 | */
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11 |
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12 | //usage:#define rdev_trivial_usage
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13 | //usage: ""
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14 | //usage:#define rdev_full_usage "\n\n"
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15 | //usage: "Print the device node associated with the filesystem mounted at '/'"
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16 | //usage:
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17 | //usage:#define rdev_example_usage
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18 | //usage: "$ rdev\n"
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19 | //usage: "/dev/mtdblock9 /\n"
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20 |
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21 | #include "libbb.h"
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22 |
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23 | int rdev_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
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24 | int rdev_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
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25 | {
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26 | const char *root_device = find_block_device("/");
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27 |
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28 | if (root_device) {
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29 | printf("%s /\n", root_device);
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30 | return EXIT_SUCCESS;
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31 | }
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32 | return EXIT_FAILURE;
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33 | }
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