Mailing-List: contact cygwin-help@cygwin.com; run by ezmlm List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner@cygwin.com Mail-Followup-To: cygwin@cygwin.com Delivered-To: mailing list cygwin@cygwin.com Message-ID: <00c401c2552a$4b497d50$0100a8c0@wdg.uk.ibm.com> From: "Max Bowsher" To: References: Subject: Re: Calling all sed wizards! Need a little help with possible fix: Subtle permissions bug in interaction between Makefiles & libtool (Cygwin-specific) Date: Thu, 5 Sep 2002 23:19:13 +0100 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2600.0000 Igor Pechtchanski wrote: > On Thu, 5 Sep 2002, Max Bowsher wrote: > >> I had an idea: >> sedpat6='s,\(-m [0-7]*\)6,\17,g' >> sedpat4='s,\(-m [0-7]*\)4,\15,g' >> sed -e "$sedpat4" -e "$sedpat4" -e "$sedpat4" -e "$sedpat6" -e >> "$sedpat6" -e "$sedpat6" >> >> but can anyone show me a way without repeating each pattern 3 times? > > Hmm, "perl -pe 's/(?<=-m )([0-7]+)/($a=$1)=~tr,046,157,;$a/ge'"? O:) Yep, but given that this is for use in libtool, it can't rely on perl. Max. -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Bug reporting: http://cygwin.com/bugs.html Documentation: http://cygwin.com/docs.html FAQ: http://cygwin.com/faq/