| /* |
| * Copyright (C) 2012 Samsung Electronics |
| * |
| * 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. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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 "ProcessExecutablePath.h" |
| |
| #include "FileSystem.h" |
| #include <libgen.h> |
| #include <sys/stat.h> |
| #include <sys/types.h> |
| #include <unistd.h> |
| #include <wtf/StdLibExtras.h> |
| #include <wtf/text/CString.h> |
| |
| namespace WebKit { |
| |
| static String findProcessPath(const char* processName) |
| { |
| #if OS(UNIX) |
| char readLinkBuffer[PATH_MAX] = {0}; |
| |
| #if OS(LINUX) |
| ssize_t result = readlink("/proc/self/exe", readLinkBuffer, PATH_MAX); |
| #else |
| ssize_t result = readlink("/proc/curproc/file", readLinkBuffer, PATH_MAX); |
| #endif |
| if (result > 0) { |
| char* executablePathPtr = dirname(readLinkBuffer); |
| String executablePath = WebCore::pathByAppendingComponent(String(executablePathPtr), processName); |
| |
| // Checks whether process exist on the current path. |
| struct stat fileStat; |
| if (!stat(executablePath.utf8().data(), &fileStat)) |
| return executablePath; |
| } |
| #endif |
| |
| return WebCore::pathByAppendingComponent(String(LIBEXECDIR), processName); |
| } |
| |
| String executablePathOfWebProcess() |
| { |
| DEFINE_STATIC_LOCAL(const String, webKitWebProcessName, (findProcessPath(WEBPROCESSNAME))); |
| |
| return webKitWebProcessName; |
| } |
| |
| String executablePathOfPluginProcess() |
| { |
| DEFINE_STATIC_LOCAL(const String, webKitPluginProcessName, (findProcessPath(PLUGINPROCESSNAME))); |
| |
| return webKitPluginProcessName; |
| } |
| |
| } // namespace WebKit |