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module.exports = exports = build
/**
* Module dependencies.
*/
var fs = require('graceful-fs')
, rm = require('rimraf')
, path = require('path')
, glob = require('glob')
, log = require('npmlog')
, which = require('which')
, exec = require('child_process').exec
, processRelease = require('./process-release')
, win = process.platform === 'win32'
exports.usage = 'Invokes `' + (win ? 'msbuild' : 'make') + '` and builds the module'
function build (gyp, argv, callback) {
var platformMake = 'make'
if (process.platform === 'aix') {
platformMake = 'gmake'
} else if (process.platform.indexOf('bsd') !== -1) {
platformMake = 'gmake'
} else if (win && argv.length > 0) {
argv = argv.map(function(target) {
return '/t:' + target
})
}
var release = processRelease(argv, gyp, process.version, process.release)
, makeCommand = gyp.opts.make || process.env.MAKE || platformMake
, command = win ? 'msbuild' : makeCommand
, buildDir = path.resolve('build')
, configPath = path.resolve(buildDir, 'config.gypi')
, jobs = gyp.opts.jobs || process.env.JOBS
, buildType
, config
, arch
, nodeDir
loadConfigGypi()
/**
* Load the "config.gypi" file that was generated during "configure".
*/
function loadConfigGypi () {
fs.readFile(configPath, 'utf8', function (err, data) {
if (err) {
if (err.code == 'ENOENT') {
callback(new Error('You must run `node-gyp configure` first!'))
} else {
callback(err)
}
return
}
config = JSON.parse(data.replace(/\#.+\n/, ''))
// get the 'arch', 'buildType', and 'nodeDir' vars from the config
buildType = config.target_defaults.default_configuration
arch = config.variables.target_arch
nodeDir = config.variables.nodedir
if ('debug' in gyp.opts) {
buildType = gyp.opts.debug ? 'Debug' : 'Release'
}
if (!buildType) {
buildType = 'Release'
}
log.verbose('build type', buildType)
log.verbose('architecture', arch)
log.verbose('node dev dir', nodeDir)
if (win) {
findSolutionFile()
} else {
doWhich()
}
})
}
/**
* On Windows, find the first build/*.sln file.
*/
function findSolutionFile () {
glob('build/*.sln', function (err, files) {
if (err) return callback(err)
if (files.length === 0) {
return callback(new Error('Could not find *.sln file. Did you run "configure"?'))
}
guessedSolution = files[0]
log.verbose('found first Solution file', guessedSolution)
doWhich()
})
}
/**
* Uses node-which to locate the msbuild / make executable.
*/
function doWhich () {
// First make sure we have the build command in the PATH
which(command, function (err, execPath) {
if (err) {
if (win && /not found/.test(err.message)) {
// On windows and no 'msbuild' found. Let's guess where it is
findMsbuild()
} else {
// Some other error or 'make' not found on Unix, report that to the user
callback(err)
}
return
}
log.verbose('`which` succeeded for `' + command + '`', execPath)
doBuild()
})
}
/**
* Search for the location of "msbuild.exe" file on Windows.
*/
function findMsbuild () {
if (config.variables.msbuild_path) {
command = config.variables.msbuild_path
log.verbose('using MSBuild:', command)
doBuild()
return
}
log.verbose('could not find "msbuild.exe" in PATH - finding location in registry')
var notfoundErr = 'Can\'t find "msbuild.exe". Do you have Microsoft Visual Studio C++ 2008+ installed?'
var cmd = 'reg query "HKLM\\Software\\Microsoft\\MSBuild\\ToolsVersions" /s'
if (process.arch !== 'ia32')
cmd += ' /reg:32'
exec(cmd, function (err, stdout, stderr) {
if (err) {
return callback(new Error(err.message + '\n' + notfoundErr))
}
var reVers = /ToolsVersions\\([^\\]+)$/i
, rePath = /\r\n[ \t]+MSBuildToolsPath[ \t]+REG_SZ[ \t]+([^\r]+)/i
, msbuilds = []
, r
, msbuildPath
stdout.split('\r\n\r\n').forEach(function(l) {
if (!l) return
l = l.trim()
if (r = reVers.exec(l.substring(0, l.indexOf('\r\n')))) {
var ver = parseFloat(r[1], 10)
if (ver >= 3.5) {
if (r = rePath.exec(l)) {
msbuilds.push({
version: ver,
path: r[1]
})
}
}
}
})
msbuilds.sort(function (x, y) {
return (x.version < y.version ? -1 : 1)
})
;(function verifyMsbuild () {
if (!msbuilds.length) return callback(new Error(notfoundErr))
msbuildPath = path.resolve(msbuilds.pop().path, 'msbuild.exe')
fs.stat(msbuildPath, function (err, stat) {
if (err) {
if (err.code == 'ENOENT') {
if (msbuilds.length) {
return verifyMsbuild()
} else {
callback(new Error(notfoundErr))
}
} else {
callback(err)
}
return
}
command = msbuildPath
doBuild()
})
})()
})
}
/**
* Actually spawn the process and compile the module.
*/
function doBuild () {
// Enable Verbose build
var verbose = log.levels[log.level] <= log.levels.verbose
if (!win && verbose) {
argv.push('V=1')
}
if (win && !verbose) {
argv.push('/clp:Verbosity=minimal')
}
if (win) {
// Turn off the Microsoft logo on Windows
argv.push('/nologo')
}
// Specify the build type, Release by default
if (win) {
var archLower = arch.toLowerCase()
var p = archLower === 'x64' ? 'x64' :
(archLower === 'arm' ? 'ARM' : 'Win32')
argv.push('/p:Configuration=' + buildType + ';Platform=' + p)
if (jobs) {
var j = parseInt(jobs, 10)
if (!isNaN(j) && j > 0) {
argv.push('/m:' + j)
} else if (jobs.toUpperCase() === 'MAX') {
argv.push('/m:' + require('os').cpus().length)
}
}
} else {
argv.push('BUILDTYPE=' + buildType)
// Invoke the Makefile in the 'build' dir.
argv.push('-C')
argv.push('build')
if (jobs) {
var j = parseInt(jobs, 10)
if (!isNaN(j) && j > 0) {
argv.push('--jobs')
argv.push(j)
} else if (jobs.toUpperCase() === 'MAX') {
argv.push('--jobs')
argv.push(require('os').cpus().length)
}
}
}
if (win) {
// did the user specify their own .sln file?
var hasSln = argv.some(function (arg) {
return path.extname(arg) == '.sln'
})
if (!hasSln) {
argv.unshift(gyp.opts.solution || guessedSolution)
}
}
var proc = gyp.spawn(command, argv)
proc.on('exit', onExit)
}
/**
* Invoked after the make/msbuild command exits.
*/
function onExit (code, signal) {
if (code !== 0) {
return callback(new Error('`' + command + '` failed with exit code: ' + code))
}
if (signal) {
return callback(new Error('`' + command + '` got signal: ' + signal))
}
callback()
}
}