Current File : //lib/node_modules/npm/node_modules/node-gyp/lib/configure.js
'use strict'
const fs = require('graceful-fs')
const path = require('path')
const log = require('npmlog')
const os = require('os')
const processRelease = require('./process-release')
const win = process.platform === 'win32'
const findNodeDirectory = require('./find-node-directory')
const createConfigGypi = require('./create-config-gypi')
const msgFormat = require('util').format
var findPython = require('./find-python')
if (win) {
var findVisualStudio = require('./find-visualstudio')
}
function configure (gyp, argv, callback) {
var python
var buildDir = path.resolve('build')
var configNames = ['config.gypi', 'common.gypi']
var configs = []
var nodeDir
var release = processRelease(argv, gyp, process.version, process.release)
findPython(gyp.opts.python, function (err, found) {
if (err) {
callback(err)
} else {
python = found
getNodeDir()
}
})
function getNodeDir () {
// 'python' should be set by now
process.env.PYTHON = python
if (gyp.opts.nodedir) {
// --nodedir was specified. use that for the dev files
nodeDir = gyp.opts.nodedir.replace(/^~/, os.homedir())
log.verbose('get node dir', 'compiling against specified --nodedir dev files: %s', nodeDir)
createBuildDir()
} else {
// if no --nodedir specified, ensure node dependencies are installed
if ('v' + release.version !== process.version) {
// if --target was given, then determine a target version to compile for
log.verbose('get node dir', 'compiling against --target node version: %s', release.version)
} else {
// if no --target was specified then use the current host node version
log.verbose('get node dir', 'no --target version specified, falling back to host node version: %s', release.version)
}
if (!release.semver) {
// could not parse the version string with semver
return callback(new Error('Invalid version number: ' + release.version))
}
// If the tarball option is set, always remove and reinstall the headers
// into devdir. Otherwise only install if they're not already there.
gyp.opts.ensure = !gyp.opts.tarball
gyp.commands.install([release.version], function (err) {
if (err) {
return callback(err)
}
log.verbose('get node dir', 'target node version installed:', release.versionDir)
nodeDir = path.resolve(gyp.devDir, release.versionDir)
createBuildDir()
})
}
}
function createBuildDir () {
log.verbose('build dir', 'attempting to create "build" dir: %s', buildDir)
fs.mkdir(buildDir, { recursive: true }, function (err, isNew) {
if (err) {
return callback(err)
}
log.verbose(
'build dir', '"build" dir needed to be created?', isNew ? 'Yes' : 'No'
)
if (win) {
findVisualStudio(release.semver, gyp.opts.msvs_version,
createConfigFile)
} else {
createConfigFile()
}
})
}
function createConfigFile (err, vsInfo) {
if (err) {
return callback(err)
}
if (process.platform === 'win32') {
process.env.GYP_MSVS_VERSION = Math.min(vsInfo.versionYear, 2015)
process.env.GYP_MSVS_OVERRIDE_PATH = vsInfo.path
}
createConfigGypi({ gyp, buildDir, nodeDir, vsInfo }).then(configPath => {
configs.push(configPath)
findConfigs()
}).catch(err => {
callback(err)
})
}
function findConfigs () {
var name = configNames.shift()
if (!name) {
return runGyp()
}
var fullPath = path.resolve(name)
log.verbose(name, 'checking for gypi file: %s', fullPath)
fs.stat(fullPath, function (err) {
if (err) {
if (err.code === 'ENOENT') {
findConfigs() // check next gypi filename
} else {
callback(err)
}
} else {
log.verbose(name, 'found gypi file')
configs.push(fullPath)
findConfigs()
}
})
}
function runGyp (err) {
if (err) {
return callback(err)
}
if (!~argv.indexOf('-f') && !~argv.indexOf('--format')) {
if (win) {
log.verbose('gyp', 'gyp format was not specified; forcing "msvs"')
// force the 'make' target for non-Windows
argv.push('-f', 'msvs')
} else {
log.verbose('gyp', 'gyp format was not specified; forcing "make"')
// force the 'make' target for non-Windows
argv.push('-f', 'make')
}
}
// include all the ".gypi" files that were found
configs.forEach(function (config) {
argv.push('-I', config)
})
// For AIX and z/OS we need to set up the path to the exports file
// which contains the symbols needed for linking.
var nodeExpFile
if (process.platform === 'aix' || process.platform === 'os390') {
var ext = process.platform === 'aix' ? 'exp' : 'x'
var nodeRootDir = findNodeDirectory()
var candidates
if (process.platform === 'aix') {
candidates = [
'include/node/node',
'out/Release/node',
'out/Debug/node',
'node'
].map(function (file) {
return file + '.' + ext
})
} else {
candidates = [
'out/Release/lib.target/libnode',
'out/Debug/lib.target/libnode',
'out/Release/obj.target/libnode',
'out/Debug/obj.target/libnode',
'lib/libnode'
].map(function (file) {
return file + '.' + ext
})
}
var logprefix = 'find exports file'
nodeExpFile = findAccessibleSync(logprefix, nodeRootDir, candidates)
if (nodeExpFile !== undefined) {
log.verbose(logprefix, 'Found exports file: %s', nodeExpFile)
} else {
var msg = msgFormat('Could not find node.%s file in %s', ext, nodeRootDir)
log.error(logprefix, 'Could not find exports file')
return callback(new Error(msg))
}
}
// this logic ported from the old `gyp_addon` python file
var gypScript = path.resolve(__dirname, '..', 'gyp', 'gyp_main.py')
var addonGypi = path.resolve(__dirname, '..', 'addon.gypi')
var commonGypi = path.resolve(nodeDir, 'include/node/common.gypi')
fs.stat(commonGypi, function (err) {
if (err) {
commonGypi = path.resolve(nodeDir, 'common.gypi')
}
var outputDir = 'build'
if (win) {
// Windows expects an absolute path
outputDir = buildDir
}
var nodeGypDir = path.resolve(__dirname, '..')
var nodeLibFile = path.join(nodeDir,
!gyp.opts.nodedir ? '<(target_arch)' : '$(Configuration)',
release.name + '.lib')
argv.push('-I', addonGypi)
argv.push('-I', commonGypi)
argv.push('-Dlibrary=shared_library')
argv.push('-Dvisibility=default')
argv.push('-Dnode_root_dir=' + nodeDir)
if (process.platform === 'aix' || process.platform === 'os390') {
argv.push('-Dnode_exp_file=' + nodeExpFile)
}
argv.push('-Dnode_gyp_dir=' + nodeGypDir)
// Do this to keep Cygwin environments happy, else the unescaped '\' gets eaten up,
// resulting in bad paths, Ex c:parentFolderfolderanotherFolder instead of c:\parentFolder\folder\anotherFolder
if (win) {
nodeLibFile = nodeLibFile.replace(/\\/g, '\\\\')
}
argv.push('-Dnode_lib_file=' + nodeLibFile)
argv.push('-Dmodule_root_dir=' + process.cwd())
argv.push('-Dnode_engine=' +
(gyp.opts.node_engine || process.jsEngine || 'v8'))
argv.push('--depth=.')
argv.push('--no-parallel')
// tell gyp to write the Makefile/Solution files into output_dir
argv.push('--generator-output', outputDir)
// tell make to write its output into the same dir
argv.push('-Goutput_dir=.')
// enforce use of the "binding.gyp" file
argv.unshift('binding.gyp')
// execute `gyp` from the current target nodedir
argv.unshift(gypScript)
// make sure python uses files that came with this particular node package
var pypath = [path.join(__dirname, '..', 'gyp', 'pylib')]
if (process.env.PYTHONPATH) {
pypath.push(process.env.PYTHONPATH)
}
process.env.PYTHONPATH = pypath.join(win ? ';' : ':')
var cp = gyp.spawn(python, argv)
cp.on('exit', onCpExit)
})
}
function onCpExit (code) {
if (code !== 0) {
callback(new Error('`gyp` failed with exit code: ' + code))
} else {
// we're done
callback()
}
}
}
/**
* Returns the first file or directory from an array of candidates that is
* readable by the current user, or undefined if none of the candidates are
* readable.
*/
function findAccessibleSync (logprefix, dir, candidates) {
for (var next = 0; next < candidates.length; next++) {
var candidate = path.resolve(dir, candidates[next])
try {
var fd = fs.openSync(candidate, 'r')
} catch (e) {
// this candidate was not found or not readable, do nothing
log.silly(logprefix, 'Could not open %s: %s', candidate, e.message)
continue
}
fs.closeSync(fd)
log.silly(logprefix, 'Found readable %s', candidate)
return candidate
}
return undefined
}
module.exports = configure
module.exports.test = {
findAccessibleSync: findAccessibleSync
}
module.exports.usage = 'Generates ' + (win ? 'MSVC project files' : 'a Makefile') + ' for the current module'
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