#!/bin/sh
set -e
make=`type gmake >/dev/null 2>&1 && echo gmake || echo make`
if [ $# = 0 ]; then
	ncpus=`
		perl -e 'use Sys::CPU; print Sys::CPU::cpu_count()' \
			2>/dev/null \
		|| echo 1
	`
	set -- -j$(( $ncpus * 2 ))
fi
x () {
	echo >&2 "$*"
	"$@"
}
x $make -C tests "$@"
echo all ok.