restart

fastDNAml is an attempt to solve the same problem as DNAML, but to do so faster and using less memo

#! /bin/sh
#
# restart shell script
#
if test $# -ne 1; then echo "Usage:  $0  checkpoint_file"; exit; fi
file="$1"

if test ! -f "$file"; then echo "$0: $file: File not found"; exit; fi
lastTwoEnds=`egrep -n '((;)|(\)\.))[ 	]*$' "$file" |
             sed 's/^\([0-9]*\):.*$/\1/' |
             tail -2`
nFound=`echo $lastTwoEnds | wc -w`
if test $nFound -eq 0; then
    echo "$0: Unable to locate end of tree(s) in file"
    exit
fi

read first_line
echo "$first_line R"
cat -
# tail -1 "$file"

if test $nFound -eq 1; then
    cat "$file"
else
    penultimateEnd=`echo $lastTwoEnds | sed 's/^\([0-9]*\).*$/\1/'`
    lastStart=`expr $penultimateEnd + 1`
    tail +$lastStart "$file"
fi