first commit

build/node_modules/pngquant-bin/lib/index.js

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+'use strict';
+var path = require('path');
+var BinWrapper = require('bin-wrapper');
+var pkg = require('../package.json');
+
+var url = 'https://raw.github.com/imagemin/pngquant-bin/v' + pkg.version + '/vendor/';
+
+module.exports = new BinWrapper()
+	.src(url + 'macos/pngquant', 'darwin')
+	.src(url + 'linux/x86/pngquant', 'linux', 'x86')
+	.src(url + 'linux/x64/pngquant', 'linux', 'x64')
+	.src(url + 'freebsd/x64/pngquant', 'freebsd', 'x64')
+	.src(url + 'win/pngquant.exe', 'win32')
+	.dest(path.join(__dirname, '../vendor'))
+	.use(process.platform === 'win32' ? 'pngquant.exe' : 'pngquant');

build/node_modules/pngquant-bin/lib/install.js

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+'use strict';
+var BinBuild = require('bin-build');
+var logalot = require('logalot');
+var bin = require('./');
+
+bin.run(['--version'], function (err) {
+	if (err) {
+		logalot.warn(err.message);
+		logalot.warn('pngquant pre-build test failed');
+		logalot.info('compiling from source');
+
+		var libpng = process.platform === 'darwin' ? 'libpng' : 'libpng-dev';
+		var builder = new BinBuild()
+			.src('https://github.com/pornel/pngquant/archive/2.7.1.tar.gz')
+			.cmd('rm ./INSTALL')
+			.cmd('./configure --prefix="' + bin.dest() + '"')
+			.cmd('make install BINPREFIX="' + bin.dest() + '"');
+
+		return builder.run(function (err) {
+			if (err) {
+				err.message = [
+					'pngquant failed to build, make sure that',
+					libpng + ' is installed'
+				].join(' ');
+
+				logalot.error(err.stack);
+				return;
+			}
+
+			logalot.success('pngquant built successfully');
+		});
+	}
+
+	logalot.success('pngquant pre-build test passed successfully');
+});