#!/bin/sh
# replace - UNIX shell script for text replacement over several files
# using sed.
# George Ruban gruban@geocities.com 2/5/97
# http://www.geocities.com/SiliconValley/Vista/2013
# GR 3/6/97 - added from/to parameter slash escaping
# check command line arguments
if [ "$#" -lt 3 ]
then
echo "Usage: replace from to files..."
exit 1
fi
# get from and to parameters
# escape any slashes in the parameters with backslashes
from=`echo "$1" | sed 's/\//\\\\\//g'`
to=`echo "$2" | sed 's/\//\\\\\//g'`
# prepare file names for looping over
shift 2
# do the work: loop over supplied command line files
for file
do
# try the replacement to a temporary file
echo "replacing '$from' with '$to' in $file..."
tempname=/tmp/`basename $file`.$$
if sed "s/$from/$to/g" "$file" > "$tempname"
# if it succeeded, replace the original
then
mv "$tempname" "$file"
fi
done
               (
geocities.com/siliconvalley/vista)                   (
geocities.com/siliconvalley)