mirror of
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106 lines
3.1 KiB
JavaScript
106 lines
3.1 KiB
JavaScript
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module.exports = exports = configure
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/**
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* Module dependencies.
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*/
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var fs = require('fs')
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, path = require('path')
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, glob = require('glob')
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, createHook = require('./util/hook')
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, asyncEmit = require('./util/asyncEmit')
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, nodeVersion = require('./util/node_version')
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, win = process.platform == 'win32'
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exports.usage = 'Generates ' + (win ? 'MSVC project files' : 'a Makefile') + ' for the current module'
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function configure (gyp, argv, callback) {
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var python = gyp.opts.python || 'python'
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, emitter
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, version
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// Very first step is to load up the user-defined 'gyp-configure.js' file if it
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// exists. We relay filecycle events using the eventemitter returned from this
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createHook('gyp-configure.js', function (err, _e) {
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if (err) return callback(err)
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emitter = _e
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getVersion()
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})
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function getVersion () {
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if (gyp.opts.target) {
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// if --target was given, then ensure that version is installed
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version = nodeVersion.parse(gyp.opts.target)
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gyp.verbose('compiling against --target node version', version)
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} else {
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// if no --target was specified then use the current host node version
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version = nodeVersion.parse(process.versions.node)
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gyp.verbose('no --target version specified, falling back to host node version', version)
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}
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gyp.opts.ensure = true
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gyp.commands.install([ version ], go)
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}
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function go (err) {
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if (err) return callback(err)
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var devDir = path.resolve(process.env.HOME, '.node-gyp', version)
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, gyp_addon = path.resolve(devDir, 'tools', 'gyp_addon')
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if (!win && !~argv.indexOf('-f') && !~argv.indexOf('--format')) {
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gyp.verbose('gyp format was not specified; forcing "make"')
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// force the 'make' target for non-Windows
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argv.push('-f', 'make')
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}
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var hasArch = argv.some(function (arg) {
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return arg.indexOf('-Dtarget_arch') === 0
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})
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// was --arch specified?
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if (!hasArch && gyp.opts.arch) {
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gyp.verbose('using the architecture specified by --arch', gyp.opts.arch)
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argv.push('-Dtarget_arch=' + gyp.opts.arch)
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hasArch = true
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}
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// this may need to be tweaked for windows and stuff, we'll see...
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if (!hasArch) {
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// on < 0.8 the target_arch variable is set to ia32 by default unless
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// overridden, so we have to explicitly specify the arch here
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gyp.verbose('target arch not specified, using the current host architecture', process.arch)
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argv.push('-Dtarget_arch=' + process.arch)
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gyp.opts.arch = process.arch
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hasArch = true
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}
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// execute `gyp_addon` from the current target node version
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argv.unshift(gyp_addon)
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asyncEmit(emitter, 'before', function (err) {
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if (err) return callback(err)
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var cp = gyp.spawn(python, argv)
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cp.on('exit', onCpExit)
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})
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}
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/**
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* Called when the `gyp_addon` child process exits.
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*/
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function onCpExit (code, signal) {
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asyncEmit(emitter, 'after', function (err) {
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if (err) {
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callback(err)
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} else if (code !== 0) {
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callback(new Error('`gyp_addon` failed with exit code: ' + code))
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} else {
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// we're done
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callback()
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}
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})
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}
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}
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