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225 lines
5.1 KiB
225 lines
5.1 KiB
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/**
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* Module exports.
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*/
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module.exports = exports = gyp
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/**
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* Module dependencies.
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*/
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var fs = require('graceful-fs')
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, path = require('path')
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, nopt = require('nopt')
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, log = require('npmlog')
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, child_process = require('child_process')
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, EE = require('events').EventEmitter
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, inherits = require('util').inherits
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, 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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, 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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/**
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* The `gyp` function.
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*/
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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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// set the dir where node-gyp dev files get installed
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// TODO: make this *more* configurable?
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// see: https://github.com/TooTallNate/node-gyp/issues/21
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var homeDir = process.env.HOME || process.env.USERPROFILE
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if (!homeDir) {
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throw new Error(
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"node-gyp requires that the user's home directory is specified " +
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"in either of the environmental variables HOME or USERPROFILE"
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);
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}
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this.devDir = path.resolve(homeDir, '.node-gyp')
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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')
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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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, 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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, 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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}
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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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}
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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 npm_config_prefix = 'npm_config_'
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Object.keys(process.env).forEach(function (name) {
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if (name.indexOf(npm_config_prefix) !== 0) return
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var val = process.env[name]
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if (name === npm_config_prefix + '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(npm_config_prefix.length)
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this.opts[name] = val
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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) opts = {}
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if (!opts.silent && !opts.customFds) {
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opts.customFds = [ 0, 1, 2 ]
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}
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var cp = child_process.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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, ' for specific command usage and options try:'
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, ' $ node-gyp <command> --help'
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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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