File: unarchivelog

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#!/bin/sh

tmp=/var/tmp/unarchivelog-$$
trap "rm -f $tmp.*; exit 0" 0 1 2 3 15

for file
do
    sed <$file \
	-e 's/^/ /' \
	-e 's/\([^a-zA-Z]\)\([Aa]\)rchive \([Ll]\)ogging/\1\2rchive!\3ogging/g' \
	-e 's/\([^a-zA-Z]\)\([Aa]\)rchive \([Ll]\)ogger/\1\2rchive!\3ogger/g' \
    | sed \
	-e '/[^a-zA-Z][Aa]rchive *$/{
N
s/\n *[Ll]og//
}' \
    | sed \
	-e 's/\([^a-zA-Z]\)\([Aa]\)rchive [Ll]og/\1\2rchive/g' \
    | sed >$tmp.new \
	-e 's/\([^a-zA-Z]\)\([Aa]\)rchive!\([Ll]\)ogging/\1\2rchive \3ogging/g' \
	-e 's/\([^a-zA-Z]\)\([Aa]\)rchive!\([Ll]\)ogger/\1\2rchive \3ogger/g' \
	-e 's/^ //' \
    # end

    if diff $file $tmp.new >$tmp.diffs
    then
	: echo "$file: no change"
    else
	awk <$tmp.new >$tmp.bad '
    { for (i = 1; i <= NF; i++) {
	if ($i ~ /^archive[a-zA-Z]/ &&
	    $i !~ /^archives/ &&
	    $i !~ /^archived/)
	    print NR ":" i ":" $0
      }
    }'
	if [ -s $tmp.bad ]
	then
	    cat $tmp.bad
	    echo "$file: bad edit"
	else
	    cat $tmp.diffs
	    echo "$file: changed"
	    cp $tmp.new $file
	fi
    fi
done