harvey/sys/src/9/bench/tools

fn fail  {
	echo $* >[1=2]
	exit fail
}

fn log {
	echo $*
	echo $* >/dev/cons
}


fn repeatforallnumcores {
	test -e kern || fail no kernel bench
	test -e 003048ff2106 || fail no pxe file
	test -e koutput || fail no koutput
	test -e output || fail no output

	NC=`{grep '^bootfile' 003048ff2106 | awk '{print $NF}'}
	if(~ $NC 32){
		cp output output.32
		cp KMESG KMESG.32
		exit ''
	}
	@{
		NNC=`{echo $NC + 1|hoc}
		mv 003048ff2106 003048ff2106_
		sed 's/-ck .*/-ck '^$NNC^' '^$NNC^'/' < 003048ff2106_ >003048ff2106
		
		mv output output.$NC
		mv KMESG KMESG.$NC
		cp 003048ff2106 /cfg/pxe
#		mv koutput koutput.$NC
		echo reboot to run `{pwd} with $NNC cores...
		reboot
	@} >'#c/cons' >[2]'#c/cons'
	status=''
}