/* * Cppcheck - A tool for static C/C++ code analysis * Copyright (C) 2007-2014 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 "filelister.h" #include "path.h" #include <cstring> #include <string> #include <sstream> #ifdef _WIN32 /////////////////////////////////////////////////////////////////////////////// ////// This code is WIN32 systems ///////////////////////////////////////////// /////////////////////////////////////////////////////////////////////////////// #include <windows.h> #ifndef __BORLANDC__ #include <shlwapi.h> #endif // Here is the catch: cppcheck core is Ansi code (using char type). // When compiling Unicode targets WinAPI automatically uses *W Unicode versions // of called functions. Thus, we explicitly call *A versions of the functions. static BOOL MyIsDirectory(const std::string& path) { #ifdef __BORLANDC__ return (GetFileAttributes(path.c_str()) & FILE_ATTRIBUTE_DIRECTORY); #else // See http://msdn.microsoft.com/en-us/library/bb773621(VS.85).aspx return PathIsDirectoryA(path.c_str()); #endif } static HANDLE MyFindFirstFile(const std::string& path, LPWIN32_FIND_DATAA findData) { HANDLE hFind = FindFirstFileA(path.c_str(), findData); return hFind; } static BOOL MyFileExists(const std::string& path) { #ifdef __BORLANDC__ DWORD fa = GetFileAttributes(path.c_str()); BOOL result = FALSE; if (fa != INVALID_FILE_ATTRIBUTES && !(fa & FILE_ATTRIBUTE_DIRECTORY)) result = TRUE; #else BOOL result = PathFileExistsA(path.c_str()); #endif return result; } void FileLister::recursiveAddFiles(std::map<std::string, std::size_t> &files, const std::string &path, const std::set<std::string> &extra) { const std::string cleanedPath = Path::toNativeSeparators(path); // basedir is the base directory which is used to form pathnames. // It always has a trailing backslash available for concatenation. std::string basedir; // searchPattern is the search string passed into FindFirst and FindNext. std::string searchPattern = cleanedPath; // The user wants to check all files in a dir const bool checkAllFilesInDir = (MyIsDirectory(cleanedPath) != FALSE); if (checkAllFilesInDir) { char c = cleanedPath[ cleanedPath.size()-1 ]; switch (c) { case '\\': searchPattern += '*'; basedir = cleanedPath; break; case '*': basedir = cleanedPath.substr(0, cleanedPath.length() - 1); break; default: searchPattern += "\\*"; if (cleanedPath != ".") basedir = cleanedPath + '\\'; } } else { std::string::size_type pos = cleanedPath.find_last_of('\\'); if (std::string::npos != pos) { basedir = cleanedPath.substr(0, pos + 1); } } WIN32_FIND_DATAA ffd; HANDLE hFind = MyFindFirstFile(searchPattern, &ffd); if (INVALID_HANDLE_VALUE == hFind) return; do { if (ffd.cFileName[0] == '.' || ffd.cFileName[0] == '\0') continue; const char* ansiFfd = ffd.cFileName; if (strchr(ansiFfd,'?')) { ansiFfd = ffd.cAlternateFileName; } const std::string fname(basedir + ansiFfd); if ((ffd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) == 0) { // File const std::string nativename = Path::fromNativeSeparators(fname); if (!checkAllFilesInDir || Path::acceptFile(fname, extra)) { // Limitation: file sizes are assumed to fit in a 'size_t' #ifdef _WIN64 files[nativename] = (static_cast<std::size_t>(ffd.nFileSizeHigh) << 32) | ffd.nFileSizeLow; #else files[nativename] = ffd.nFileSizeLow; #endif } } else { // Directory FileLister::recursiveAddFiles(files, fname, extra); } } while (FindNextFileA(hFind, &ffd) != FALSE); if (INVALID_HANDLE_VALUE != hFind) { FindClose(hFind); } } bool FileLister::isDirectory(const std::string &path) { return (MyIsDirectory(path) != FALSE); } bool FileLister::fileExists(const std::string &path) { return (MyFileExists(path) != FALSE); } #else /////////////////////////////////////////////////////////////////////////////// ////// This code is POSIX-style systems /////////////////////////////////////// /////////////////////////////////////////////////////////////////////////////// #if defined(__CYGWIN__) #undef __STRICT_ANSI__ #endif #include <glob.h> #include <unistd.h> #include <stdlib.h> #include <limits.h> #include <sys/stat.h> // Get absolute path. Returns empty string if path does not exist or other error. std::string FileLister::getAbsolutePath(const std::string& path) { std::string absolute_path; #ifdef PATH_MAX char buf[PATH_MAX]; if (realpath(path.c_str(), buf) != NULL) absolute_path = buf; #else char *dynamic_buf; if ((dynamic_buf = realpath(path.c_str(), NULL)) != NULL) { absolute_path = dynamic_buf; free(dynamic_buf); } #endif return absolute_path; } void FileLister::recursiveAddFiles2(std::set<std::string> &seen_paths, std::map<std::string, std::size_t> &files, const std::string &path, const std::set<std::string> &extra) { std::ostringstream oss; oss << path; if (path.length() > 0 && path[path.length()-1] == '/') oss << "*"; glob_t glob_results; glob(oss.str().c_str(), GLOB_MARK, 0, &glob_results); for (unsigned int i = 0; i < glob_results.gl_pathc; i++) { const std::string filename = glob_results.gl_pathv[i]; if (filename == "." || filename == ".." || filename.length() == 0) continue; // Determine absolute path. Empty filename if path does not exist const std::string absolute_path = getAbsolutePath(filename); if (absolute_path.empty()) continue; // Did we already process this entry? if (seen_paths.find(absolute_path) != seen_paths.end()) continue; if (filename[filename.length()-1] != '/') { // File if (Path::sameFileName(path,filename) || Path::acceptFile(filename, extra)) { seen_paths.insert(absolute_path); struct stat sb; if (stat(absolute_path.c_str(), &sb) == 0) { // Limitation: file sizes are assumed to fit in a 'size_t' files[filename] = static_cast<std::size_t>(sb.st_size); } else files[filename] = 0; } } else { // Directory seen_paths.insert(absolute_path); recursiveAddFiles2(seen_paths, files, filename, extra); } } globfree(&glob_results); } void FileLister::recursiveAddFiles(std::map<std::string, std::size_t> &files, const std::string &path, const std::set<std::string> &extra) { std::set<std::string> seen_paths; recursiveAddFiles2(seen_paths, files, path, extra); } bool FileLister::isDirectory(const std::string &path) { bool ret = false; glob_t glob_results; glob(path.c_str(), GLOB_MARK, 0, &glob_results); if (glob_results.gl_pathc == 1) { const std::string glob_path = glob_results.gl_pathv[0]; if (!glob_path.empty() && glob_path[glob_path.size() - 1] == '/') { ret = true; } } globfree(&glob_results); return ret; } bool FileLister::fileExists(const std::string &path) { struct stat statinfo; int result = stat(path.c_str(), &statinfo); if (result < 0) { // Todo: should check errno == ENOENT? // File not found return false; } // Check if file is regular file if ((statinfo.st_mode & S_IFMT) == S_IFREG) return true; return false; } #endif