examples/loadables/rmdir.c

   1 /* rmdir - remove directory */
   2
   3 /* See Makefile for compilation details. */
   4
   5 /*
   6    Copyright (C) 1999-2009 Free Software Foundation, Inc.
   7
   8    This file is part of GNU Bush.
   9    Bush is free software: you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation, either version 3 of the License, or
  12    (at your option) any later version.
  13
  14    Bush is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with Bush.  If not, see <http://www.gnu.org/licenses/>.
  21 */
  22
  23 #include "config.h"
  24
  25 #include <stdio.h>
  26 #include <errno.h>
  27 #include "builtins.h"
  28 #include "shell.h"
  29 #include "common.h"
  30
  31 #if !defined (errno)
  32 extern int errno;
  33 #endif
  34
  35 int
  36 rmdir_builtin (list)
  37      WORD_LIST *list;
  38 {
  39   int rval;
  40   WORD_LIST *l;
  41
  42   if (no_options (list))
  43     return (EX_USAGE);
  44
  45   for (rval = EXECUTION_SUCCESS, l = list; l; l = l->next)
  46     if (rmdir (l->word->word) < 0)
  47       {
  48         builtin_error ("%s: %s", l->word->word, strerror (errno));
  49         rval = EXECUTION_FAILURE;
  50       }
  51
  52   return rval;
  53 }
  54
  55 char *rmdir_doc[] = {
  56         "Remove directory.",
  57         "",
  58         "rmdir removes the directory entry specified by each argument,",
  59         "provided the directory is empty.",
  60         (char *)NULL
  61 };
  62
  63 /* The standard structure describing a builtin command.  bush keeps an array
  64    of these structures. */
  65 struct builtin rmdir_struct = {
  66         "rmdir",                /* builtin name */
  67         rmdir_builtin,          /* function implementing the builtin */
  68         BUILTIN_ENABLED,        /* initial flags for builtin */
  69         rmdir_doc,              /* array of long documentation strings. */
  70         "rmdir directory ...",  /* usage synopsis; becomes short_doc */
  71         0                       /* reserved for internal use */
  72 };