annotate lib/rmdir.c @ 7302:8a1a9361108c

* _fpending.c: Include <config.h> unconditionally, since we no longer worry about uses that don't define HAVE_CONFIG_H. * acl.c, alloca.c, argmatch.c, atexit.c, backupfile.c: * basename.c, c-stack.c, c-strtod.c, calloc.c, canon-host.c: * canonicalize.c, chdir-long.c, chdir-safer.c, chown.c: * cloexec.c, close-stream.c, closeout.c, creat-safer.c: * cycle-check.c, diacrit.c, dirchownmod.c, dirfd.c, dirname.c: * dup-safer.c, dup2.c, error.c, euidaccess.c, exclude.c: * exitfail.c, fchmodat.c, fchown-stub.c, fd-safer.c: * file-type.c, fileblocks.c, filemode.c, filenamecat.c: * fnmatch.c, fopen-safer.c, fprintftime.c, free.c, fsusage.c: * ftruncate.c, fts-cycle.c, fts.c, full-write.c, gai_strerror.c: * getcwd.c, getdate.y, getdomainname.c, getgroups.c: * gethostname.c, gethrxtime.c, getloadavg.c, getlogin_r.c: * getndelim2.c, getnline.c, getopt.c, getopt1.c, getpass.c: * gettime.c, gettimeofday.c, getugroups.c, getusershell.c: * glob.c, group-member.c, hard-locale.c, hash-pjw.c, hash.c: * human.c, idcache.c, inet_ntop.c, inet_pton.c, inttostr.c: * isdir.c, lchown.c, linebuffer.c, long-options.c, lstat.c: * malloc.c, md5.c, memcasecmp.c, memchr.c, memcmp.c, memcoll.c: * memcpy.c, memmove.c, memrchr.c, mkancesdirs.c, mkdir-p.c: * mkdir.c, mkdirat.c, mkstemp-safer.c, mkstemp.c, modechange.c: * mountlist.c, nanosleep.c, obstack.c, open-safer.c: * openat-die.c, openat.c, pagealign_alloc.c, physmem.c: * pipe-safer.c, posixtm.c, posixver.c, putenv.c, quote.c: * quotearg.c, raise.c, readtokens.c, readtokens0.c, readutmp.c: * realloc.c, regex.c, rename.c, rmdir.c, rpmatch.c, safe-read.c: * same.c, save-cwd.c, savedir.c, setenv.c, settime.c, sha1.c: * sig2str.c, snprintf.c, strdup.c, strerror.c, strftime.c: * stripslash.c, strndup.c, strnlen.c, strpbrk.c, strtod.c: * strtoimax.c, strtol.c, strverscmp.c, tempname.c, time_r.c: * timegm.c, tmpfile-safer.c, unlinkdir.c, userspec.c, utime.c: * utimecmp.c, utimens.c, version-etc-fsf.c, version-etc.c: * xalloc-die.c, xgetcwd.c, xgethostname.c, xmalloc.c: * xmemcoll.c, xnanosleep.c, xreadlink.c, xstrtod.c: * xstrtoimax.c, xstrtol.c, xstrtoumax.c, yesno.c: Likewise.
author Paul Eggert <eggert@cs.ucla.edu>
date Wed, 13 Sep 2006 22:38:14 +0000
parents 96c32553b4c6
children 45c727466eb8
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1 /* BSD compatible remove directory function for System V
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2
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3 Copyright (C) 1988, 1990, 1999, 2003, 2004, 2005, 2006 Free
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4 Software Foundation, Inc.
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5
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6 This program is free software; you can redistribute it and/or modify
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7 it under the terms of the GNU General Public License as published by
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8 the Free Software Foundation; either version 2, or (at your option)
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9 any later version.
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10
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11 This program is distributed in the hope that it will be useful,
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12 but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 GNU General Public License for more details.
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15
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16 You should have received a copy of the GNU General Public License
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17 along with this program; if not, write to the Free Software Foundation,
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a48fb0e98c8c *** empty log message ***
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18 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
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19
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20 #include <config.h>
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21
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22 #include <sys/types.h>
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23 #include <sys/stat.h>
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24 #include <errno.h>
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25
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26 #include "stat-macros.h"
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27
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28 /* rmdir adapted from GNU tar. */
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29
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30 /* Remove directory DIR.
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31 Return 0 if successful, -1 if not. */
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32
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33 int
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34 rmdir (char const *dir)
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35 {
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36 pid_t cpid;
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37 int status;
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38 struct stat statbuf;
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39
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40 if (stat (dir, &statbuf) != 0)
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41 return -1; /* errno already set */
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42
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43 if (!S_ISDIR (statbuf.st_mode))
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44 {
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45 errno = ENOTDIR;
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46 return -1;
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47 }
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48
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49 cpid = fork ();
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50 switch (cpid)
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51 {
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52 case -1: /* cannot fork */
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53 return -1; /* errno already set */
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54
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55 case 0: /* child process */
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56 execl ("/bin/rmdir", "rmdir", dir, (char *) 0);
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57 _exit (1);
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58
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59 default: /* parent process */
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60
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61 /* Wait for kid to finish. */
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62
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63 while (wait (&status) != cpid)
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64 /* Do nothing. */ ;
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65
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66 if (status)
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67 {
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68
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69 /* /bin/rmdir failed. */
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70
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71 errno = EIO;
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72 return -1;
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73 }
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74 return 0;
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75 }
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76 }