cvs commit: src Makefile.inc1

Alfred Perlstein bright at mu.org
Mon Dec 15 03:03:14 PST 2003


* Alexey Dokuchaev <danfe at nsu.ru> [031215 01:48] wrote:
> On Mon, Dec 15, 2003 at 07:37:04PM +1100, Peter Jeremy wrote:
> > On Sun, Dec 14, 2003 at 11:36:02AM +0000, Mark Murray wrote:
> > >Dag-Erling =?iso-8859-1?q?Sm=F8rgrav?= writes:
> > >> It uses Perl directly to compute the numeric mode of a file.  The
> > >> version in -CURRENT uses a combination of stat(1), bc(1) and shell
> > >> arithmetic which causes a syntax error in 4.x.
> > >> 
> > >> Personally, I think it would be best if stat(1) could gain an option
> > >> (-m perhaps) that makes it simply print its arguments' modes in octal.
> > >
> > >Does 4.x's stat(1) have the "-s" switch? If so:
> > >
> > >$ ( eval $(stat -s .profile) ; printf "%o %s\n" ${st_mode} ${st_mode} )
> > >100644 0100644
> > >
> > >Would that be any use?
> > 
> > Not in the absence of stat(1) :-(.  As an alternative, maybe ls(1)
> > could grow an option to spit out the mode in octal - assuming there
> > are any spare opton letters left.  The simplest solution would seem
> > to be to MFC stat(1) to 4.x.  The only other alternative would be a
> > (messy) awk script to convert the mode letters in 'ls -l' output to
> > an octal number.
> 
> Frankly, adding an option to ls(1) or writing ls(1) -l/awk(1) combo
> takes my vote, rather than adding yet another foo(1) utility to the
> base; especially provided that its functionality isn't strictly
> orthogonal.
> 
> Just my $.02.

kekekekeke


#!/bin/sh

# Copyright (c) 2003 Research Engineering Development, Inc.
# Author: Alfred Perlstein <alfred at FreeBSD.org>
# 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.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.

file=$1
val=`ls -ld "$1"| sed	\
	-e 's/ .*//'	\
	-e 's/^.//'	\
	-e 's/^\(..\)s\(......\)/\11\2 + 100000000000 /'	\
	-e 's/^\(.....\)s\(...\)/\11\2 + 010000000000 /'	\
	-e 's/^\(........\)t/\11 + 001000000000 /'	\
	-e 's/[a-z]/1/g'	\
	-e  's/-/0/g'`

printf "ibase=2\nobase=8\n$val\nquit\n" | bc



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