352 lines
10 KiB
C++
352 lines
10 KiB
C++
/*
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* Cppcheck - A tool for static C/C++ code analysis
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* Copyright (C) 2007-2011 Daniel Marjamäki and Cppcheck team.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <cstring>
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#include <string>
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#include <cctype>
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#include <algorithm>
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#include <sstream>
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#include "filelister.h"
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#include "path.h"
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// This wrapper exists because Sun's CC does not allow a static_cast
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// from extern "C" int(*)(int) to int(*)(int).
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static int tolowerWrapper(int c)
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{
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return std::tolower(c);
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}
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bool FileLister::acceptFile(const std::string &filename)
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{
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std::string extension = Path::getFilenameExtension(filename);
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if (extension == "")
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return false;
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std::transform(extension.begin(), extension.end(), extension.begin(), tolowerWrapper);
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if (extension == ".cpp" ||
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extension == ".cxx" ||
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extension == ".cc" ||
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extension == ".c" ||
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extension == ".c++" ||
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extension == ".tpp" ||
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extension == ".txx") {
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return true;
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}
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return false;
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}
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#ifdef _WIN32
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///////////////////////////////////////////////////////////////////////////////
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////// This code is WIN32 systems /////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////////////
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#include <windows.h>
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#ifndef __BORLANDC__
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#include <shlwapi.h>
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#endif
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// Here is the catch: cppcheck core is Ansi code (using char type).
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// When compiling Unicode targets WinAPI automatically uses *W Unicode versions
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// of called functions. So we must convert data given to WinAPI functions from
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// ANSI to Unicode. Likewise we must convert data we get from WinAPI from
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// Unicode to ANSI.
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// Note that qmake creates VS project files that define UNICODE but don't
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// define _UNICODE! Which means e.g. TCHAR macros don't work properly.
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#if defined(UNICODE)
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static bool TransformUcs2ToAnsi(LPCWSTR psUcs, LPSTR psAnsi, int nAnsi)
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{
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WideCharToMultiByte(CP_ACP, 0, psUcs, -1, psAnsi, nAnsi, NULL, NULL);
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return true;
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}
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static bool TransformAnsiToUcs2(LPCSTR psAnsi, LPWSTR psUcs, UINT nUcs)
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{
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MultiByteToWideChar(CP_ACP, 0, psAnsi, -1, psUcs, nUcs);
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return true;
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}
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static BOOL MyIsDirectory(std::string path)
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{
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WCHAR * unicodeCleanPath = new WCHAR[path.size() + 1];
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TransformAnsiToUcs2(path.c_str(), unicodeCleanPath,
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(path.size() * sizeof(WCHAR)) + 1);
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// See http://msdn.microsoft.com/en-us/library/bb773621(VS.85).aspx
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BOOL res = PathIsDirectory(unicodeCleanPath);
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delete [] unicodeCleanPath;
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return res;
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}
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static HANDLE MyFindFirstFile(std::string path, LPWIN32_FIND_DATA findData)
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{
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WCHAR * unicodeOss = new wchar_t[path.size() + 1];
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TransformAnsiToUcs2(path.c_str(), unicodeOss, (path.size() + 1) * sizeof(WCHAR));
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HANDLE hFind = FindFirstFile(unicodeOss, findData);
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delete [] unicodeOss;
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return hFind;
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}
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static BOOL MyFileExists(std::string path)
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{
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WCHAR * unicodeOss = new wchar_t[path.size() + 1];
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TransformAnsiToUcs2(path.c_str(), unicodeOss, (path.size() + 1) * sizeof(WCHAR));
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BOOL result = PathFileExists(unicodeOss);
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delete [] unicodeOss;
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return result;
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}
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#else // defined(UNICODE)
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static BOOL MyIsDirectory(std::string path)
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{
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#ifdef __BORLANDC__
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return (GetFileAttributes(path.c_str()) & FILE_ATTRIBUTE_DIRECTORY);
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#else
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// See http://msdn.microsoft.com/en-us/library/bb773621(VS.85).aspx
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return PathIsDirectory(path.c_str());
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#endif
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}
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static HANDLE MyFindFirstFile(std::string path, LPWIN32_FIND_DATA findData)
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{
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HANDLE hFind = FindFirstFile(path.c_str(), findData);
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return hFind;
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}
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static BOOL MyFileExists(std::string path)
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{
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BOOL result = PathFileExists(path.c_str());
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return result;
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}
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#endif // defined(UNICODE)
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void FileLister::recursiveAddFiles(std::vector<std::string> &filenames, std::map<std::string, long> &filesizes, const std::string &path)
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{
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// oss is the search string passed into FindFirst and FindNext.
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// bdir is the base directory which is used to form pathnames.
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// It always has a trailing backslash available for concatenation.
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std::ostringstream bdir, oss;
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std::string cleanedPath = Path::toNativeSeparators(path);
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oss << cleanedPath;
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if (MyIsDirectory(cleanedPath.c_str())) {
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char c = cleanedPath[ cleanedPath.size()-1 ];
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switch (c) {
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case '\\':
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oss << '*';
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bdir << cleanedPath;
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break;
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case '*':
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bdir << cleanedPath.substr(0, cleanedPath.length() - 1);
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break;
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default:
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oss << "\\*";
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if (cleanedPath != ".")
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bdir << cleanedPath << '\\';
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}
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} else {
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std::string::size_type pos;
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pos = cleanedPath.find_last_of('\\');
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if (std::string::npos != pos) {
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bdir << cleanedPath.substr(0, pos + 1);
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}
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}
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WIN32_FIND_DATA ffd;
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HANDLE hFind = MyFindFirstFile(oss.str(), &ffd);
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if (INVALID_HANDLE_VALUE == hFind)
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return;
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do {
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if (ffd.cFileName[0] == '.' || ffd.cFileName[0] == '\0')
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continue;
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#if defined(UNICODE)
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char * ansiFfd = new char[wcslen(ffd.cFileName) + 1];
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TransformUcs2ToAnsi(ffd.cFileName, ansiFfd, wcslen(ffd.cFileName) + 1);
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#else // defined(UNICODE)
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const char * ansiFfd = &ffd.cFileName[0];
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if (strchr(ansiFfd,'?')) {
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ansiFfd = &ffd.cAlternateFileName[0];
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}
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#endif // defined(UNICODE)
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std::ostringstream fname;
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fname << bdir.str().c_str() << ansiFfd;
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if ((ffd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) == 0) {
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// File
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// If recursive is not used, accept all files given by user
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if (Path::sameFileName(path,ansiFfd) || FileLister::acceptFile(ansiFfd)) {
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const std::string nativename = Path::fromNativeSeparators(fname.str());
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filenames.push_back(nativename);
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// Limitation: file sizes are assumed to fit in a 'long'
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filesizes[nativename] = ffd.nFileSizeLow;
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}
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} else {
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// Directory
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FileLister::recursiveAddFiles(filenames, filesizes, fname.str());
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}
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#if defined(UNICODE)
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delete [] ansiFfd;
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#endif // defined(UNICODE)
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} while (FindNextFile(hFind, &ffd) != FALSE);
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if (INVALID_HANDLE_VALUE != hFind) {
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FindClose(hFind);
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hFind = INVALID_HANDLE_VALUE;
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}
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}
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bool FileLister::isDirectory(const std::string &path)
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{
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return (MyIsDirectory(path) != FALSE);
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}
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bool FileLister::fileExists(const std::string &path)
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{
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if (MyFileExists(path) == TRUE)
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return true;
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else
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return false;
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}
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#else
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///////////////////////////////////////////////////////////////////////////////
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////// This code is POSIX-style systems ///////////////////////////////////////
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///////////////////////////////////////////////////////////////////////////////
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#include <glob.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <limits.h>
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#include <sys/stat.h>
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void FileLister::recursiveAddFiles2(std::vector<std::string> &relative,
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std::vector<std::string> &absolute,
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std::map<std::string, long> &filesizes,
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const std::string &path)
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{
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std::ostringstream oss;
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oss << path;
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if (path.length() > 0 && path[path.length()-1] == '/')
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oss << "*";
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glob_t glob_results;
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glob(oss.str().c_str(), GLOB_MARK, 0, &glob_results);
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for (unsigned int i = 0; i < glob_results.gl_pathc; i++) {
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const std::string filename = glob_results.gl_pathv[i];
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if (filename == "." || filename == ".." || filename.length() == 0)
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continue;
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if (filename[filename.length()-1] != '/') {
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// File
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#ifdef PATH_MAX
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char fname[PATH_MAX];
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if (realpath(filename.c_str(), fname) == NULL)
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#else
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char *fname;
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if ((fname = realpath(filename.c_str(), NULL)) == NULL)
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#endif
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{
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continue;
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}
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// Does absolute path exist? then bail out
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if (std::find(absolute.begin(), absolute.end(), std::string(fname)) != absolute.end()) {
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#ifndef PATH_MAX
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free(fname);
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#endif
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continue;
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}
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if (Path::sameFileName(path,filename) || FileLister::acceptFile(filename)) {
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relative.push_back(filename);
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absolute.push_back(fname);
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struct stat sb;
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if (stat(fname, &sb) == 0) {
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// Limitation: file sizes are assumed to fit in a 'long'
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filesizes[filename] = static_cast<long>(sb.st_size);
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}
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}
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#ifndef PATH_MAX
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free(fname);
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#endif
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} else {
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// Directory
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recursiveAddFiles2(relative, absolute, filesizes, filename);
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}
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}
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globfree(&glob_results);
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}
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void FileLister::recursiveAddFiles(std::vector<std::string> &filenames, std::map<std::string, long> &filesizes, const std::string &path)
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{
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std::vector<std::string> abs;
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recursiveAddFiles2(filenames, abs, filesizes, path);
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}
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bool FileLister::isDirectory(const std::string &path)
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{
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bool ret = false;
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glob_t glob_results;
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glob(path.c_str(), GLOB_MARK, 0, &glob_results);
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if (glob_results.gl_pathc == 1) {
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const std::string glob_path = glob_results.gl_pathv[0];
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if (!glob_path.empty() && glob_path[glob_path.size() - 1] == '/') {
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ret = true;
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}
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}
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globfree(&glob_results);
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return ret;
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}
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bool FileLister::fileExists(const std::string &path)
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{
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struct stat statinfo;
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int result = stat(path.c_str(), &statinfo);
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if (result < 0) { // Todo: should check errno == ENOENT?
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// File not found
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return false;
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}
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// Check if file is regular file
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if ((statinfo.st_mode & S_IFMT) == S_IFREG)
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return true;
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return false;
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}
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#endif
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