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build.js
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'use strict' const fs = require('graceful-fs') const path = require('path') const glob = require('glob') const log = require('npmlog') const which = require('which') const win = process.platform === 'win32' 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 makeCommand = gyp.opts.make || process.env.MAKE || platformMake var command = win ? 'msbuild' : makeCommand var jobs = gyp.opts.jobs || process.env.JOBS var buildType var config var arch var nodeDir var guessedSolution loadConfigGypi() /** * Load the "config.gypi" file that was generated during "configure". */ function loadConfigGypi () { var configPath = path.resolve('build', 'config.gypi') 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 () { // On Windows use msbuild provided by node-gyp configure if (win) { if (!config.variables.msbuild_path) { return callback(new Error( 'MSBuild is not set, please run `node-gyp configure`.')) } command = config.variables.msbuild_path log.verbose('using MSBuild:', command) doBuild() return } // First make sure we have the build command in the PATH which(command, function (err, execPath) { if (err) { // 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() }) } /** * Actually spawn the process and compile the module. */ function doBuild () { // Enable Verbose build var verbose = log.levels[log.level] <= log.levels.verbose var j 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' : (archLower === 'arm64' ? 'ARM64' : 'Win32')) argv.push('/p:Configuration=' + buildType + ';Platform=' + p) if (jobs) { 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) { 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) } 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() } } module.exports = build module.exports.usage = 'Invokes `' + (win ? 'msbuild' : 'make') + '` and builds the module'