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216 lines
4.8 KiB
JavaScript
216 lines
4.8 KiB
JavaScript
'use strict'
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const path = require('path')
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const nopt = require('nopt')
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const log = require('npmlog')
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const childProcess = require('child_process')
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const EE = require('events').EventEmitter
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const inherits = require('util').inherits
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const commands = [
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// Module build commands
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'build',
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'clean',
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'configure',
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'rebuild',
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// Development Header File management commands
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'install',
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'list',
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'remove'
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]
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const aliases = {
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ls: 'list',
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rm: 'remove'
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}
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// differentiate node-gyp's logs from npm's
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log.heading = 'gyp'
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function gyp () {
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return new Gyp()
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}
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function Gyp () {
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var self = this
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this.devDir = ''
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this.commands = {}
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commands.forEach(function (command) {
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self.commands[command] = function (argv, callback) {
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log.verbose('command', command, argv)
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return require('./' + command)(self, argv, callback)
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}
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})
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}
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inherits(Gyp, EE)
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exports.Gyp = Gyp
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var proto = Gyp.prototype
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/**
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* Export the contents of the package.json.
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*/
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proto.package = require('../package.json')
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/**
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* nopt configuration definitions
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*/
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proto.configDefs = {
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help: Boolean, // everywhere
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arch: String, // 'configure'
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cafile: String, // 'install'
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debug: Boolean, // 'build'
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directory: String, // bin
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make: String, // 'build'
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msvs_version: String, // 'configure'
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ensure: Boolean, // 'install'
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solution: String, // 'build' (windows only)
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proxy: String, // 'install'
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noproxy: String, // 'install'
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devdir: String, // everywhere
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nodedir: String, // 'configure'
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loglevel: String, // everywhere
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python: String, // 'configure'
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'dist-url': String, // 'install'
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tarball: String, // 'install'
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jobs: String, // 'build'
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thin: String, // 'configure'
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'force-process-config': Boolean // 'configure'
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}
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/**
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* nopt shorthands
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*/
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proto.shorthands = {
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release: '--no-debug',
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C: '--directory',
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debug: '--debug',
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j: '--jobs',
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silly: '--loglevel=silly',
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verbose: '--loglevel=verbose',
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silent: '--loglevel=silent'
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}
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/**
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* expose the command aliases for the bin file to use.
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*/
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proto.aliases = aliases
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/**
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* Parses the given argv array and sets the 'opts',
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* 'argv' and 'command' properties.
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*/
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proto.parseArgv = function parseOpts (argv) {
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this.opts = nopt(this.configDefs, this.shorthands, argv)
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this.argv = this.opts.argv.remain.slice()
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var commands = this.todo = []
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// create a copy of the argv array with aliases mapped
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argv = this.argv.map(function (arg) {
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// is this an alias?
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if (arg in this.aliases) {
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arg = this.aliases[arg]
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}
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return arg
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}, this)
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// process the mapped args into "command" objects ("name" and "args" props)
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argv.slice().forEach(function (arg) {
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if (arg in this.commands) {
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var args = argv.splice(0, argv.indexOf(arg))
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argv.shift()
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if (commands.length > 0) {
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commands[commands.length - 1].args = args
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}
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commands.push({ name: arg, args: [] })
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}
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}, this)
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if (commands.length > 0) {
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commands[commands.length - 1].args = argv.splice(0)
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}
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// support for inheriting config env variables from npm
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var npmConfigPrefix = 'npm_config_'
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Object.keys(process.env).forEach(function (name) {
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if (name.indexOf(npmConfigPrefix) !== 0) {
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return
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}
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var val = process.env[name]
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if (name === npmConfigPrefix + 'loglevel') {
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log.level = val
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} else {
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// add the user-defined options to the config
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name = name.substring(npmConfigPrefix.length)
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// gyp@741b7f1 enters an infinite loop when it encounters
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// zero-length options so ensure those don't get through.
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if (name) {
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// convert names like force_process_config to force-process-config
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if (name.includes('_')) {
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name = name.replace(/_/g, '-')
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}
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this.opts[name] = val
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}
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}
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}, this)
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if (this.opts.loglevel) {
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log.level = this.opts.loglevel
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}
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log.resume()
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}
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/**
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* Spawns a child process and emits a 'spawn' event.
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*/
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proto.spawn = function spawn (command, args, opts) {
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if (!opts) {
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opts = {}
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}
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if (!opts.silent && !opts.stdio) {
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opts.stdio = [0, 1, 2]
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}
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var cp = childProcess.spawn(command, args, opts)
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log.info('spawn', command)
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log.info('spawn args', args)
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return cp
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}
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/**
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* Returns the usage instructions for node-gyp.
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*/
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proto.usage = function usage () {
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var str = [
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'',
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' Usage: node-gyp <command> [options]',
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'',
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' where <command> is one of:',
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commands.map(function (c) {
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return ' - ' + c + ' - ' + require('./' + c).usage
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}).join('\n'),
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'',
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'node-gyp@' + this.version + ' ' + path.resolve(__dirname, '..'),
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'node@' + process.versions.node
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].join('\n')
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return str
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}
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/**
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* Version number getter.
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*/
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Object.defineProperty(proto, 'version', {
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get: function () {
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return this.package.version
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},
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enumerable: true
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})
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module.exports = exports = gyp
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