Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!rice!uupsi!jpradley!jpr
From: jpr@jpradley.jpr.com (Jean-Pierre Radley)
Newsgroups: comp.unix.shell
Subject: Re: Retaining file permissions
Keywords: chmod, sed, awk
Message-ID: <1991Feb24.181118.5925@jpradley.jpr.com>
Date: 24 Feb 91 18:11:18 GMT
References: <6039@ptsfa.PacBell.COM>
Organization: NYC Public Unix
Lines: 24

In article <6039@ptsfa.PacBell.COM> jlwestm@PacBell.COM (Jeff Westman) writes:
>I have a script that replaces a string with another.  The file is executable, 
>but when I run it through 'sed' I loose the executable attribute -- and I
>don't want to change my umask.
>
>Here's basically what I have:
>
>        #  Replace one occurance with another
>        
>        print "Enter a \"from\" string:  \c" ;  read FROM
>        print "Enter a \"to\"   string:  \c" ;  read TO
>        
>        sed s/$FROM/$TO/gp $i > xyzyx
>        mv -f xyzyx $i
>

Instead of that last 'mv', try
	
	cat xyzyx > $i
	rm xyzyx

BTW, iz xyzyx what you use for a temporary file name? Why not $0$$ ?

 Jean-Pierre Radley   NYC Public Unix   jpr@jpradley.jpr.com   CIS: 72160,1341


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