/* * Copyright (c) 2013, Opera Software ASA. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of Opera Software ASA nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. */ #include "config.h" #include "ExperimentalFeatures.h" namespace WebKit { struct Setting { ExperimentalFeatures::Feature feature; const char* featureName; bool enabled; }; static Setting settings[] = { { ExperimentalFeatures::CSSGridLayout, "CSS_GRID_LAYOUT", true } }; ExperimentalFeatures::ExperimentalFeatures() { parseEnvironment(); } bool ExperimentalFeatures::isEnabled(Feature feature) { return settings[feature].enabled; } void ExperimentalFeatures::setEnableByName(const String& key, bool enable) { for (unsigned i = 0; i < WTF_ARRAY_LENGTH(settings); i++) { if (key == settings[i].featureName) { settings[i].enabled = enable; break; } } } void ExperimentalFeatures::parseEnvironment() { const char* data = getenv("WEBKITGTK_EXPERIMENTAL_FEATURES"); if (!data) return; if (!strcmp(data, "all")) { for (unsigned i = 0; i < WTF_ARRAY_LENGTH(settings); i++) settings[i].enabled = true; } else { Vector<String> variables; String(data).split(',', false, variables); for (unsigned i = 0; i < variables.size(); i++) { Vector<String> keyAndValue; variables[i].split('=', false, keyAndValue); if (keyAndValue.size() != 2) continue; setEnableByName(keyAndValue[0], keyAndValue[1][0] - '0'); } } } } // namespace WebKit