#!/bin/sh

if [ $# -le 2 ]; then
	echo "usage $0 parallel_processes command [comand_options]"
	exit 1
fi

count=$1; shift
command=$1; shift
file=$1; shift
filelistmid=`perl -e "for(0 .. $count -1) {print qq{$file.temp.\\$_.mid }}"`
filelistirt=`perl -e "for(0 .. $count -1) {print qq{$file.temp.\\$_.irt }}"`

if mid-master $count $command $file.temp; then
    sort -u -m -o $file.temp.mid $filelistmid && 
	rm -f $filelistmid && mv $file.temp.mid $file.mid || exit 1
    sort -u -m -o $file.temp.irt $filelistirt && 
	rm -f $filelistirt && mv $file.temp.irt $file.irt || exit 1
else
    exit 1
fi