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/* unlink - remove a directory entry */
/* Should only be used to remove directories by a superuser prepared to let
fsck clean up the file system. */
/*
Copyright (C) 1999-2009 Free Software Foundation, Inc.
This file is part of GNU Bash.
Bash is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Bash is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bash. If not, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <stdio.h>
#include <errno.h>
#include "builtins.h"
#include "shell.h"
#include "common.h"
#ifndef errno
extern int errno;
#endif
int
unlink_builtin (list)
WORD_LIST *list;
{
if (list == 0)
{
builtin_usage ();
return (EX_USAGE);
}
if (unlink (list->word->word) != 0)
{
builtin_error ("%s: cannot unlink: %s", list->word->word, strerror (errno));
return (EXECUTION_FAILURE);
}
return (EXECUTION_SUCCESS);
}
char *unlink_doc[] = {
"Remove a directory entry.",
"",
"Forcibly remove a directory entry, even if it's a directory.",
(char *)NULL
};
struct builtin unlink_struct = {
"unlink", /* builtin name */
unlink_builtin, /* function implementing the builtin */
BUILTIN_ENABLED, /* initial flags for builtin */
unlink_doc, /* array of long documentation strings. */
"unlink name", /* usage synopsis; becomes short_doc */
0 /* reserved for internal use */
};
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