52 lines
1 KiB
C
52 lines
1 KiB
C
/* unlink - remove a directory entry */
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/* Should only be used to remove directories by a superuser prepared to let
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fsck clean up the file system. */
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#include <config.h>
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#include <stdio.h>
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#include <errno.h>
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#include "builtins.h"
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#include "shell.h"
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#ifndef errno
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extern int errno;
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#endif
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unlink_builtin (list)
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WORD_LIST *list;
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{
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if (list == 0)
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{
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builtin_usage ();
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return (EX_USAGE);
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}
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if (unlink (list->word->word) != 0)
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{
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builtin_error ("%s: cannot unlink: %s", list->word->word, strerror (errno));
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return (EXECUTION_FAILURE);
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}
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return (EXECUTION_SUCCESS);
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}
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char *unlink_doc[] = {
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"Remove a directory entry.",
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(char *)NULL
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};
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struct builtin unlink_struct = {
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"unlink", /* builtin name */
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unlink_builtin, /* function implementing the builtin */
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BUILTIN_ENABLED, /* initial flags for builtin */
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unlink_doc, /* array of long documentation strings. */
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"unlink name", /* usage synopsis; becomes short_doc */
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0 /* reserved for internal use */
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};
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