62 lines
1.4 KiB
JavaScript
62 lines
1.4 KiB
JavaScript
var utils = require('./utils');
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var merge = utils.merge;
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var bus = utils.bus;
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var childProcess = require('child_process');
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var _spawn = childProcess.spawn;
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module.exports = function spawn(command, config, eventArgs) {
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var stdio = ['pipe', 'pipe', 'pipe'];
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var child = null;
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if (config.options.stdout) {
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stdio = ['pipe', process.stdout, process.stderr];
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}
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var sh = 'sh';
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var shFlag = '-c';
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if (utils.isWindows) {
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sh = 'cmd';
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shFlag = '/c';
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}
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var args = '';
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if (!Array.isArray(command)) {
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command = [command];
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}
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args = command.join(' ');
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if (utils.version.major >= 1 || utils.version.minor >= 8) {
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var env = merge(process.env, { FILENAME: eventArgs[0] });
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child = _spawn(sh, [shFlag, args], {
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env: merge(config.options.execOptions.env, env),
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stdio: stdio,
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});
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} else {
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child = spawn(sh, args);
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}
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if (config.required) {
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var emit = {
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stdout: function (data) {
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bus.emit('stdout', data);
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},
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stderr: function (data) {
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bus.emit('stderr', data);
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},
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};
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// now work out what to bind to...
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if (config.options.stdout) {
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child.on('stdout', emit.stdout).on('stderr', emit.stderr);
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} else {
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child.stdout.on('data', emit.stdout);
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child.stderr.on('data', emit.stderr);
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bus.stdout = child.stdout;
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bus.stderr = child.stderr;
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}
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}
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};
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