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var assert = require('assert')
var path = require('path')
var backends = {
'node-gyp': require('node-gyp')(),
'node-ninja': require('node-ninja')()
}
// Use system installed node-gyp for other JS engines
var jsEngine = process.jsEngine || 'v8'
if (jsEngine !== 'v8') {
backends['node-gyp'] = require(path.join(
path.dirname(process.execPath), 'node_modules/npm/node_modules/node-gyp'))()
}
function runGyp (opts, cb) {
var backend = opts.backend || 'node-gyp'
var gyp = opts.gyp || backends[backend]
assert(gyp, 'missing backend')
var log = opts.log
var args = opts.args
assert(Array.isArray(args), 'args must be an array')
log.verbose('execute ' + backend + ' with `' + args.join(' ') + '`')
gyp.parseArgv(args)
function runStep () {
var command = gyp.todo.shift()
if (!command) {
return cb()
}
if (opts.filter) {
if (opts.filter(command)) {
process.nextTick(runStep)
return
}
}
gyp.commands[command.name](command.args, function (err) {
if (err) {
log.error(command.name + ' error')
log.error('stack', err.stack)
log.error('not ok')
return cb(err)
}
log.verbose('ok')
process.nextTick(runStep)
})
}
if (gyp.todo.length > 0) {
runStep()
} else {
log.verbose('no gyp tasks needed')
cb()
}
}
module.exports = runGyp