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1 /* rmdir.c -- BSD compatible remove directory function for System V |
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2 Copyright (C) 1988, 1990 Free Software Foundation, Inc. |
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3 |
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4 This program is free software; you can redistribute it and/or modify |
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5 it under the terms of the GNU General Public License as published by |
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6 the Free Software Foundation; either version 2, or (at your option) |
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7 any later version. |
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8 |
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9 This program is distributed in the hope that it will be useful, |
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10 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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12 GNU General Public License for more details. |
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13 |
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14 You should have received a copy of the GNU General Public License |
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15 along with this program; if not, write to the Free Software |
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16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ |
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17 |
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18 #ifdef HAVE_CONFIG_H |
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19 #if defined (CONFIG_BROKETS) |
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20 /* We use <config.h> instead of "config.h" so that a compilation |
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21 using -I. -I$srcdir will use ./config.h rather than $srcdir/config.h |
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22 (which it would do because it found this file in $srcdir). */ |
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23 #include <config.h> |
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24 #else |
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25 #include "config.h" |
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26 #endif |
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27 #endif |
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28 |
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29 #include <sys/types.h> |
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30 #include <sys/stat.h> |
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31 |
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32 #include <errno.h> |
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33 #ifndef errno |
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34 extern int errno; |
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35 #endif |
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36 |
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37 #ifdef STAT_MACROS_BROKEN |
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38 #undef S_ISDIR |
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39 #endif |
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40 |
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41 #if !defined(S_ISDIR) && defined(S_IFDIR) |
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42 #define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR) |
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43 #endif |
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44 |
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45 #include "safe-stat.h" |
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46 |
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47 /* rmdir adapted from GNU tar. */ |
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48 |
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49 /* Remove directory DPATH. |
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50 Return 0 if successful, -1 if not. */ |
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51 |
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52 int |
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53 rmdir (dpath) |
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54 char *dpath; |
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55 { |
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56 int cpid, status; |
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57 struct stat statbuf; |
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58 |
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59 if (SAFE_STAT (dpath, &statbuf) != 0) |
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60 return -1; /* errno already set */ |
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61 |
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62 if (!S_ISDIR (statbuf.st_mode)) |
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63 { |
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64 errno = ENOTDIR; |
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65 return -1; |
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66 } |
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67 |
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68 cpid = fork (); |
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69 switch (cpid) |
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70 { |
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71 case -1: /* cannot fork */ |
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72 return -1; /* errno already set */ |
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73 |
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74 case 0: /* child process */ |
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75 execl ("/bin/rmdir", "rmdir", dpath, (char *) 0); |
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76 _exit (1); |
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77 |
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78 default: /* parent process */ |
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79 |
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80 /* Wait for kid to finish. */ |
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81 |
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82 while (wait (&status) != cpid) |
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83 /* Do nothing. */ ; |
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84 |
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85 if (status & 0xFFFF) |
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86 { |
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87 |
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88 /* /bin/rmdir failed. */ |
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89 |
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90 errno = EIO; |
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91 return -1; |
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92 } |
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93 return 0; |
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94 } |
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95 } |
