-Wall cleaning and implement -p commandline option.
-p mod obtained from: NetBSD
This commit is contained in:
parent
1f64b5c98e
commit
11bde14e4f
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=20422
@ -33,7 +33,7 @@
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.\" SUCH DAMAGE.
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.\"
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.\" @(#)rmdir.1 8.1 (Berkeley) 5/31/93
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.\" $Id: rmdir.1,v 1.2 1994/09/24 02:57:11 davidg Exp $
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.\" $Id: rmdir.1,v 1.3 1996/08/29 18:06:08 wosch Exp $
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.\"
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.Dd May 31, 1993
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.Dt RMDIR 1
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@ -43,7 +43,7 @@
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.Nd remove directories
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.Sh SYNOPSIS
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.Nm rmdir
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.\" .Op Fl p
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.Op Fl p
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.Ar directory ...
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.Sh DESCRIPTION
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The rmdir utility removes the directory entry specified by
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@ -58,24 +58,24 @@ must be specified first so the parent directory
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is empty when
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.Nm rmdir
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tries to remove it.
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.\" .Pp
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.\" The following option is available:
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.\" .Bl -tag -width Ds
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.\" .It Fl p
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.\" Each
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.\" .Ar directory
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.\" argument is treated as a pathname of which all
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.\" components will be removed, if they are empty,
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.\" starting with the last most component.
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.\" (See
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.\" .Xr rm 1
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.\" for fully non-discriminant recursive removal).
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.\" .El
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.Pp
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The following option is available:
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.Bl -tag -width Ds
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.It Fl p
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Each
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.Ar directory
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argument is treated as a pathname of which all
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components will be removed, if they are empty,
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starting with the last most component.
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(See
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.Xr rm 1
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for fully non-discriminant recursive removal.)
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.El
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.Pp
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The
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.Nm rmdir
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utility exits with one of the following values:
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.Bl -tag -width flag
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.Bl -tag -width Ds
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.It Li \&0
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Each directory entry specified by a dir operand
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referred to an empty directory and was removed
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@ -30,17 +30,17 @@
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id$
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* $Id: rmdir.c,v 1.2 1994/09/24 02:57:13 davidg Exp $
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*/
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#ifndef lint
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static char copyright[] =
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static char const copyright[] =
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"@(#) Copyright (c) 1992, 1993, 1994\n\
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The Regents of the University of California. All rights reserved.\n";
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#endif /* not lint */
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#ifndef lint
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static char sccsid[] = "@(#)rmdir.c 8.3 (Berkeley) 4/2/94";
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static char const sccsid[] = "@(#)rmdir.c 8.3 (Berkeley) 4/2/94";
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#endif /* not lint */
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#include <err.h>
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@ -50,6 +50,7 @@ static char sccsid[] = "@(#)rmdir.c 8.3 (Berkeley) 4/2/94";
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#include <string.h>
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#include <unistd.h>
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int rm_path __P((char *));
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void usage __P((void));
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int
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@ -58,9 +59,14 @@ main(argc, argv)
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char *argv[];
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{
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int ch, errors;
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int pflag;
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while ((ch = getopt(argc, argv, "")) != EOF)
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pflag = 0;
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while ((ch = getopt(argc, argv, "p")) != EOF)
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switch(ch) {
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case 'p':
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pflag = 1;
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break;
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case '?':
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default:
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usage();
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@ -71,18 +77,50 @@ main(argc, argv)
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if (argc == 0)
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usage();
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for (errors = 0; *argv; ++argv)
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for (errors = 0; *argv; argv++) {
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char *p;
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/* Delete trailing slashes, per POSIX. */
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p = *argv + strlen(*argv);
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while (--p > *argv && *p == '/')
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;
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*++p = '\0';
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if (rmdir(*argv) < 0) {
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warn("%s", *argv);
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errors = 1;
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} else if (pflag)
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errors |= rm_path(*argv);
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}
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exit(errors);
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}
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int
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rm_path(path)
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char *path;
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{
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char *p;
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while ((p = strrchr(path, '/')) != NULL) {
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/* Delete trailing slashes. */
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while (--p > path && *p == '/')
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;
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*++p = '\0';
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if (rmdir(path) < 0) {
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warn("%s", path);
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return (1);
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}
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}
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return (0);
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}
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void
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usage()
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{
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(void)fprintf(stderr, "usage: rmdir directory ...\n");
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(void)fprintf(stderr, "usage: rmdir [-p] directory ...\n");
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exit(1);
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}
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