in make-util.js [112:134]
var run = function(cl, inheritStreams, noHeader) {
if (!noHeader) {
console.log();
console.log('> ' + cl);
}
var options = {
stdio: inheritStreams ? 'inherit' : 'pipe'
};
var rc = 0;
var output;
try {
output = ncp.execSync(cl, options);
} catch (err) {
if (!inheritStreams) {
console.error(err.output ? err.output.toString() : err.message);
}
process.exit(1);
}
return (output || '').toString().trim();
}