diff options
Diffstat (limited to 'file_cmds/rmdir')
-rw-r--r-- | file_cmds/rmdir/rmdir.1 | 100 | ||||
-rw-r--r-- | file_cmds/rmdir/rmdir.c | 122 |
2 files changed, 222 insertions, 0 deletions
diff --git a/file_cmds/rmdir/rmdir.1 b/file_cmds/rmdir/rmdir.1 new file mode 100644 index 0000000..577637a --- /dev/null +++ b/file_cmds/rmdir/rmdir.1 @@ -0,0 +1,100 @@ +.\" Copyright (c) 1990, 1993 +.\" The Regents of the University of California. All rights reserved. +.\" +.\" This code is derived from software contributed to Berkeley by +.\" the Institute of Electrical and Electronics Engineers, Inc. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. All advertising materials mentioning features or use of this software +.\" must display the following acknowledgement: +.\" This product includes software developed by the University of +.\" California, Berkeley and its contributors. +.\" 4. Neither the name of the University nor the names of its contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.\" @(#)rmdir.1 8.1 (Berkeley) 5/31/93 +.\" $FreeBSD: src/bin/rmdir/rmdir.1,v 1.9 2000/11/20 11:39:40 ru Exp $ +.\" +.Dd May 31, 1993 +.Dt RMDIR 1 +.Os +.Sh NAME +.Nm rmdir +.Nd remove directories +.Sh SYNOPSIS +.Nm +.Op Fl p +.Ar directory ... +.Sh DESCRIPTION +The +.Nm +utility removes the directory entry specified by +each +.Ar directory +argument, provided it is empty. +.Pp +Arguments are processed in the order given. +In order to remove both a parent directory and a subdirectory +of that parent, the subdirectory +must be specified first so the parent directory +is empty when +.Nm +tries to remove it. +.Pp +The following option is available: +.Bl -tag -width indent +.It Fl p +Each +.Ar directory +argument is treated as a pathname of which all +components will be removed, if they are empty, +starting with the last most component. +(See +.Xr rm 1 +for fully non-discriminant recursive removal.) +.El +.Pp +The +.Nm +utility exits with one of the following values: +.Bl -tag -width Ds +.It Li \&0 +Each directory entry specified by a dir operand +referred to an empty directory and was removed +successfully. +.It Li \&>\&0 +An error occurred. +.El +.Sh SEE ALSO +.Xr rm 1 +.Sh STANDARDS +The +.Nm +command is expected to be +.St -p1003.2 +compatible. +.Sh HISTORY +A +.Nm +command appeared in +.At v1 . diff --git a/file_cmds/rmdir/rmdir.c b/file_cmds/rmdir/rmdir.c new file mode 100644 index 0000000..32969bc --- /dev/null +++ b/file_cmds/rmdir/rmdir.c @@ -0,0 +1,122 @@ +/*- + * Copyright (c) 1992, 1993, 1994 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <sys/cdefs.h> +#ifndef lint +__used static char const copyright[] = +"@(#) Copyright (c) 1992, 1993, 1994\n\ + The Regents of the University of California. All rights reserved.\n"; +#endif /* not lint */ + +#ifndef lint +#if 0 +static char sccsid[] = "@(#)rmdir.c 8.3 (Berkeley) 4/2/94"; +#endif +#endif /* not lint */ +#include <sys/cdefs.h> +__RCSID("$FreeBSD: src/bin/rmdir/rmdir.c,v 1.13 2002/06/30 05:15:03 obrien Exp $"); + +#include <err.h> +#include <errno.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +int rm_path(char *); +void usage(void); + +int +main(int argc, char *argv[]) +{ + int ch, errors; + int pflag; + + pflag = 0; + while ((ch = getopt(argc, argv, "p")) != -1) + switch(ch) { + case 'p': + pflag = 1; + break; + case '?': + default: + usage(); + } + argc -= optind; + argv += optind; + + if (argc == 0) + usage(); + + for (errors = 0; *argv; argv++) { + if (rmdir(*argv) < 0) { + warn("%s", *argv); + errors = 1; + } else if (pflag) + errors |= rm_path(*argv); + } + + exit(errors); +} + +int +rm_path(char *path) +{ + char *p; + + p = path + strlen(path); + while (--p > path && *p == '/') + ; + *++p = '\0'; + while ((p = strrchr(path, '/')) != NULL) { + /* Delete trailing slashes. */ + while (--p > path && *p == '/') + ; + *++p = '\0'; + + if (rmdir(path) < 0) { + warn("%s", path); + return (1); + } + } + + return (0); +} + +void +usage(void) +{ + + (void)fprintf(stderr, "usage: rmdir [-p] directory ...\n"); + exit(1); +} |