Last change
on this file since 2550 was 821, checked in by Bruno Cornec, 18 years ago |
Addition of busybox 1.2.1 as a mindi-busybox new package
This should avoid delivering binary files in mindi not built there (Fedora and Debian are quite serious about that)
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File size:
1.4 KB
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1 | /* vi: set sw=4 ts=4: */
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2 | /*
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3 | * Utility routines.
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4 | *
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5 | * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
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6 | *
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7 | * This program is free software; you can redistribute it and/or modify
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8 | * it under the terms of the GNU General Public License as published by
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9 | * the Free Software Foundation; either version 2 of the License, or
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10 | * (at your option) any later version.
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11 | *
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12 | * This program is distributed in the hope that it will be useful,
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 | * General Public License for more details.
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16 | *
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17 | * You should have received a copy of the GNU General Public License
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18 | * along with this program; if not, write to the Free Software
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19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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20 | */
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21 |
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22 | #include <limits.h>
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23 | #include <stdio.h>
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24 | #include <string.h>
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25 | #include <dirent.h>
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26 | #include <stdlib.h>
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27 | #include "libbb.h"
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28 |
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29 | char *find_block_device(char *path)
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30 | {
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31 | DIR *dir;
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32 | struct dirent *entry;
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33 | struct stat st;
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34 | dev_t dev;
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35 | char *retpath=NULL;
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36 |
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37 | if(stat(path, &st) || !(dir = opendir("/dev"))) return NULL;
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38 | dev = (st.st_mode & S_IFMT) == S_IFBLK ? st.st_rdev : st.st_dev;
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39 | while((entry = readdir(dir)) != NULL) {
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40 | char devpath[PATH_MAX];
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41 | sprintf(devpath,"/dev/%s", entry->d_name);
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42 | if(!stat(devpath, &st) && S_ISBLK(st.st_mode) && st.st_rdev == dev) {
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43 | retpath = bb_xstrdup(devpath);
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44 | break;
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45 | }
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46 | }
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47 | closedir(dir);
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48 |
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49 | return retpath;
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50 | }
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