| module.exports = exports = configure |
| module.exports.test = { |
| PythonFinder: PythonFinder, |
| findAccessibleSync: findAccessibleSync, |
| findPython: findPython, |
| } |
| |
| /** |
| * Module dependencies. |
| */ |
| |
| var fs = require('graceful-fs') |
| , path = require('path') |
| , log = require('npmlog') |
| , osenv = require('osenv') |
| , which = require('which') |
| , semver = require('semver') |
| , mkdirp = require('mkdirp') |
| , cp = require('child_process') |
| , extend = require('util')._extend |
| , processRelease = require('./process-release') |
| , win = process.platform === 'win32' |
| , findNodeDirectory = require('./find-node-directory') |
| , msgFormat = require('util').format |
| if (win) |
| var findVS2017 = require('./find-vs2017') |
| |
| exports.usage = 'Generates ' + (win ? 'MSVC project files' : 'a Makefile') + ' for the current module' |
| |
| function configure (gyp, argv, callback) { |
| |
| var python = gyp.opts.python || process.env.PYTHON || 'python2' |
| , buildDir = path.resolve('build') |
| , configNames = [ 'config.gypi', 'common.gypi' ] |
| , configs = [] |
| , nodeDir |
| , release = processRelease(argv, gyp, process.version, process.release) |
| |
| findPython(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(/^~/, osenv.home()) |
| |
| 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 ? false : true |
| |
| gyp.commands.install([ release.version ], function (err, version) { |
| 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) |
| mkdirp(buildDir, function (err, isNew) { |
| if (err) return callback(err) |
| log.verbose('build dir', '"build" dir needed to be created?', isNew) |
| if (win && (!gyp.opts.msvs_version || gyp.opts.msvs_version === '2017')) { |
| findVS2017(function (err, vsSetup) { |
| if (err) { |
| log.verbose('Not using VS2017:', err.message) |
| createConfigFile() |
| } else { |
| createConfigFile(null, vsSetup) |
| } |
| }) |
| } else { |
| createConfigFile() |
| } |
| }) |
| } |
| |
| function createConfigFile (err, vsSetup) { |
| if (err) return callback(err) |
| |
| var configFilename = 'config.gypi' |
| var configPath = path.resolve(buildDir, configFilename) |
| |
| log.verbose('build/' + configFilename, 'creating config file') |
| |
| var config = process.config || {} |
| , defaults = config.target_defaults |
| , variables = config.variables |
| |
| // default "config.variables" |
| if (!variables) variables = config.variables = {} |
| |
| // default "config.defaults" |
| if (!defaults) defaults = config.target_defaults = {} |
| |
| // don't inherit the "defaults" from node's `process.config` object. |
| // doing so could cause problems in cases where the `node` executable was |
| // compiled on a different machine (with different lib/include paths) than |
| // the machine where the addon is being built to |
| defaults.cflags = [] |
| defaults.defines = [] |
| defaults.include_dirs = [] |
| defaults.libraries = [] |
| |
| // set the default_configuration prop |
| if ('debug' in gyp.opts) { |
| defaults.default_configuration = gyp.opts.debug ? 'Debug' : 'Release' |
| } |
| if (!defaults.default_configuration) { |
| defaults.default_configuration = 'Release' |
| } |
| |
| // set the target_arch variable |
| variables.target_arch = gyp.opts.arch || process.arch || 'ia32' |
| |
| // set the node development directory |
| variables.nodedir = nodeDir |
| |
| // disable -T "thin" static archives by default |
| variables.standalone_static_library = gyp.opts.thin ? 0 : 1 |
| |
| if (vsSetup) { |
| // GYP doesn't (yet) have support for VS2017, so we force it to VS2015 |
| // to avoid pulling a floating patch that has not landed upstream. |
| // Ref: https://chromium-review.googlesource.com/#/c/433540/ |
| gyp.opts.msvs_version = '2015' |
| process.env['GYP_MSVS_VERSION'] = 2015 |
| process.env['GYP_MSVS_OVERRIDE_PATH'] = vsSetup.path |
| defaults['msbuild_toolset'] = 'v141' |
| defaults['msvs_windows_target_platform_version'] = vsSetup.sdk |
| variables['msbuild_path'] = path.join(vsSetup.path, 'MSBuild', '15.0', |
| 'Bin', 'MSBuild.exe') |
| } |
| |
| // loop through the rest of the opts and add the unknown ones as variables. |
| // this allows for module-specific configure flags like: |
| // |
| // $ node-gyp configure --shared-libxml2 |
| Object.keys(gyp.opts).forEach(function (opt) { |
| if (opt === 'argv') return |
| if (opt in gyp.configDefs) return |
| variables[opt.replace(/-/g, '_')] = gyp.opts[opt] |
| }) |
| |
| // ensures that any boolean values from `process.config` get stringified |
| function boolsToString (k, v) { |
| if (typeof v === 'boolean') |
| return String(v) |
| return v |
| } |
| |
| log.silly('build/' + configFilename, config) |
| |
| // now write out the config.gypi file to the build/ dir |
| var prefix = '# Do not edit. File was generated by node-gyp\'s "configure" step' |
| , json = JSON.stringify(config, boolsToString, 2) |
| log.verbose('build/' + configFilename, 'writing out config file: %s', configPath) |
| configs.push(configPath) |
| fs.writeFile(configPath, [prefix, json, ''].join('\n'), findConfigs) |
| } |
| |
| function findConfigs (err) { |
| if (err) return callback(err) |
| 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, stat) { |
| 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') |
| } |
| } |
| |
| function hasMsvsVersion () { |
| return argv.some(function (arg) { |
| return arg.indexOf('msvs_version') === 0 |
| }) |
| } |
| |
| if (win && !hasMsvsVersion()) { |
| if ('msvs_version' in gyp.opts) { |
| argv.push('-G', 'msvs_version=' + gyp.opts.msvs_version) |
| } else { |
| argv.push('-G', 'msvs_version=auto') |
| } |
| } |
| |
| // 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 node_exp_file = undefined |
| if (process.platform === 'aix' || process.platform === 'os390') { |
| var ext = process.platform === 'aix' ? 'exp' : 'x' |
| var node_root_dir = findNodeDirectory() |
| var candidates = undefined |
| 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/obj.target/libnode', |
| 'out/Debug/obj.target/libnode', |
| 'lib/libnode' |
| ].map(function(file) { |
| return file + '.' + ext |
| }) |
| } |
| var logprefix = 'find exports file' |
| node_exp_file = findAccessibleSync(logprefix, node_root_dir, candidates) |
| if (node_exp_file !== undefined) { |
| log.verbose(logprefix, 'Found exports file: %s', node_exp_file) |
| } else { |
| var msg = msgFormat('Could not find node.%s file in %s', ext, node_root_dir) |
| log.error(logprefix, 'Could not find exports file') |
| return callback(new Error(msg)) |
| } |
| } |
| |
| // this logic ported from the old `gyp_addon` python file |
| var gyp_script = path.resolve(__dirname, '..', 'gyp', 'gyp_main.py') |
| var addon_gypi = path.resolve(__dirname, '..', 'addon.gypi') |
| var common_gypi = path.resolve(nodeDir, 'include/node/common.gypi') |
| fs.stat(common_gypi, function (err, stat) { |
| if (err) |
| common_gypi = path.resolve(nodeDir, 'common.gypi') |
| |
| var output_dir = 'build' |
| if (win) { |
| // Windows expects an absolute path |
| output_dir = buildDir |
| } |
| var nodeGypDir = path.resolve(__dirname, '..') |
| var nodeLibFile = path.join(nodeDir, |
| !gyp.opts.nodedir ? '<(target_arch)' : '$(Configuration)', |
| release.name + '.lib') |
| |
| argv.push('-I', addon_gypi) |
| argv.push('-I', common_gypi) |
| 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=' + node_exp_file) |
| } |
| argv.push('-Dnode_gyp_dir=' + nodeGypDir) |
| 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', output_dir) |
| |
| // 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(gyp_script) |
| |
| // 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) |
| }) |
| } |
| |
| /** |
| * Called when the `gyp` child process exits. |
| */ |
| |
| function onCpExit (code, signal) { |
| 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 |
| } |
| |
| function PythonFinder(python, callback) { |
| this.callback = callback |
| this.python = python |
| } |
| |
| PythonFinder.prototype = { |
| checkPythonLauncherDepth: 0, |
| env: process.env, |
| execFile: cp.execFile, |
| log: log, |
| resolve: path.win32 && path.win32.resolve || path.resolve, |
| stat: fs.stat, |
| which: which, |
| win: win, |
| |
| checkPython: function checkPython () { |
| this.log.verbose('check python', |
| 'checking for Python executable "%s" in the PATH', |
| this.python) |
| this.which(this.python, function (err, execPath) { |
| if (err) { |
| this.log.verbose('`which` failed', this.python, err) |
| if (this.python === 'python2') { |
| this.python = 'python' |
| return this.checkPython() |
| } |
| if (this.win) { |
| this.checkPythonLauncher() |
| } else { |
| this.failNoPython() |
| } |
| } else { |
| this.log.verbose('`which` succeeded', this.python, execPath) |
| // Found the `python` executable, and from now on we use it explicitly. |
| // This solves #667 and #750 (`execFile` won't run batch files |
| // (*.cmd, and *.bat)) |
| this.python = execPath |
| this.checkPythonVersion() |
| } |
| }.bind(this)) |
| }, |
| |
| // Distributions of Python on Windows by default install with the "py.exe" |
| // Python launcher which is more likely to exist than the Python executable |
| // being in the $PATH. |
| // Because the Python launcher supports all versions of Python, we have to |
| // explicitly request a Python 2 version. This is done by supplying "-2" as |
| // the first command line argument. Since "py.exe -2" would be an invalid |
| // executable for "execFile", we have to use the launcher to figure out |
| // where the actual "python.exe" executable is located. |
| checkPythonLauncher: function checkPythonLauncher () { |
| this.checkPythonLauncherDepth += 1 |
| |
| this.log.verbose( |
| 'could not find "' + this.python + '". checking python launcher') |
| var env = extend({}, this.env) |
| env.TERM = 'dumb' |
| |
| var launcherArgs = ['-2', '-c', 'import sys; print sys.executable'] |
| this.execFile('py.exe', launcherArgs, { env: env }, function (err, stdout) { |
| if (err) { |
| this.guessPython() |
| } else { |
| this.python = stdout.trim() |
| this.log.verbose('check python launcher', |
| 'python executable found: %j', |
| this.python) |
| this.checkPythonVersion() |
| } |
| this.checkPythonLauncherDepth -= 1 |
| }.bind(this)) |
| }, |
| |
| checkPythonVersion: function checkPythonVersion () { |
| var args = ['-c', 'import sys; print "%s.%s.%s" % sys.version_info[:3];'] |
| var env = extend({}, this.env) |
| env.TERM = 'dumb' |
| |
| this.execFile(this.python, args, { env: env }, function (err, stdout) { |
| if (err) { |
| return this.callback(err) |
| } |
| this.log.verbose('check python version', |
| '`%s -c "' + args[1] + '"` returned: %j', |
| this.python, stdout) |
| var version = stdout.trim() |
| var range = semver.Range('>=2.5.0 <3.0.0') |
| var valid = false |
| try { |
| valid = range.test(version) |
| } catch (e) { |
| this.log.silly('range.test() error', e) |
| } |
| if (valid) { |
| this.callback(null, this.python) |
| } else if (this.win && this.checkPythonLauncherDepth === 0) { |
| this.checkPythonLauncher() |
| } else { |
| this.failPythonVersion(version) |
| } |
| }.bind(this)) |
| }, |
| |
| failNoPython: function failNoPython () { |
| var errmsg = |
| 'Can\'t find Python executable "' + this.python + |
| '", you can set the PYTHON env variable.' |
| this.callback(new Error(errmsg)) |
| }, |
| |
| failPythonVersion: function failPythonVersion (badVersion) { |
| var errmsg = |
| 'Python executable "' + this.python + |
| '" is v' + badVersion + ', which is not supported by gyp.\n' + |
| 'You can pass the --python switch to point to ' + |
| 'Python >= v2.5.0 & < 3.0.0.' |
| this.callback(new Error(errmsg)) |
| }, |
| |
| // Called on Windows when "python" isn't available in the current $PATH. |
| // We are going to check if "%SystemDrive%\python27\python.exe" exists. |
| guessPython: function guessPython () { |
| this.log.verbose('could not find "' + this.python + '". guessing location') |
| var rootDir = this.env.SystemDrive || 'C:\\' |
| if (rootDir[rootDir.length - 1] !== '\\') { |
| rootDir += '\\' |
| } |
| var pythonPath = this.resolve(rootDir, 'Python27', 'python.exe') |
| this.log.verbose('ensuring that file exists:', pythonPath) |
| this.stat(pythonPath, function (err, stat) { |
| if (err) { |
| if (err.code == 'ENOENT') { |
| this.failNoPython() |
| } else { |
| this.callback(err) |
| } |
| return |
| } |
| this.python = pythonPath |
| this.checkPythonVersion() |
| }.bind(this)) |
| }, |
| } |
| |
| function findPython (python, callback) { |
| var finder = new PythonFinder(python, callback) |
| finder.checkPython() |
| } |