/* * Cppcheck - A tool for static C/C++ code analysis * Copyright (C) 2007-2009 Daniel Marjamäki and Cppcheck team. * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include <sstream> #include <vector> #include <cstring> #include <string> #include <cctype> #include <algorithm> #include "filelister.h" #if defined(_WIN32) #include "fileLister_win32.h" #else // POSIX-style system #include "filelister_unix.h" #endif // We have one singleton FileLister. static FileLister *fileLister; FileLister * getFileLister() { if (fileLister == NULL) { #if defined(_WIN32) fileLister = new FileListerWin32; #else // POSIX-style system fileLister = new FileListerUnix; #endif return fileLister; } return fileLister; } std::string FileLister::simplifyPath(const char *originalPath) { std::string subPath = ""; std::vector<std::string> pathParts; for (; *originalPath; ++originalPath) { if (*originalPath == '/' || *originalPath == '\\') { if (subPath.length() > 0) { pathParts.push_back(subPath); subPath = ""; } pathParts.push_back(std::string(1 , *originalPath)); } else subPath.append(1, *originalPath); } if (subPath.length() > 0) pathParts.push_back(subPath); for (std::vector<std::string>::size_type i = 0; i < pathParts.size(); ++i) { if (pathParts[i] == ".." && i > 1 && pathParts.size() > i + 1) { pathParts.erase(pathParts.begin() + i + 1); pathParts.erase(pathParts.begin() + i); pathParts.erase(pathParts.begin() + i - 1); pathParts.erase(pathParts.begin() + i - 2); i = 0; } else if (i > 0 && pathParts[i] == ".") { pathParts.erase(pathParts.begin() + i); i = 0; } else if (pathParts[i] == "/" && i > 0 && pathParts[i-1] == "/") { pathParts.erase(pathParts.begin() + i - 1); i = 0; } } std::ostringstream oss; for (std::vector<std::string>::size_type i = 0; i < pathParts.size(); ++i) { oss << pathParts[i]; } return oss.str(); } // This wrapper exists because Sun's CC does not allow a static_cast // from extern "C" int(*)(int) to int(*)(int). static int tolowerWrapper(int c) { return std::tolower(c); } bool FileLister::acceptFile(const std::string &filename) { std::string::size_type dotLocation = filename.find_last_of('.'); if (dotLocation == std::string::npos) return false; std::string extension = filename.substr(dotLocation); std::transform(extension.begin(), extension.end(), extension.begin(), tolowerWrapper); if (extension == ".cpp" || extension == ".cxx" || extension == ".cc" || extension == ".c" || extension == ".c++" || extension == ".txx") { return true; } return false; }