327 lines
9.3 KiB
C++
327 lines
9.3 KiB
C++
/*
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* Cppcheck - A tool for static C/C++ code analysis
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* Copyright (C) 2007-2009 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 "filelister.h"
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#include <sstream>
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#include <vector>
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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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#if defined(_WIN32)
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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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#else // POSIX-style system
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#include <glob.h>
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#include <unistd.h>
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#endif
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std::string FileLister::simplifyPath(const char *originalPath)
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{
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std::string subPath = "";
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std::vector<std::string> pathParts;
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for (; *originalPath; ++originalPath)
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{
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if (*originalPath == '/' || *originalPath == '\\')
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{
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if (subPath.length() > 0)
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{
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pathParts.push_back(subPath);
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subPath = "";
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}
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pathParts.push_back(std::string(1 , *originalPath));
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}
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else
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subPath.append(1, *originalPath);
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}
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if (subPath.length() > 0)
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pathParts.push_back(subPath);
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for (std::vector<std::string>::size_type i = 0; i < pathParts.size(); ++i)
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{
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if (pathParts[i] == ".." && i > 1)
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{
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pathParts.erase(pathParts.begin() + i);
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pathParts.erase(pathParts.begin() + i - 1);
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pathParts.erase(pathParts.begin() + i - 2);
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i = 0;
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}
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else if (i > 0 && pathParts[i] == ".")
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{
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pathParts.erase(pathParts.begin() + i);
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i = 0;
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}
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else if (pathParts[i] == "/" && i > 0 && pathParts[i-1] == "/")
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{
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pathParts.erase(pathParts.begin() + i - 1);
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i = 0;
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}
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}
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std::ostringstream oss;
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for (std::vector<std::string>::size_type i = 0; i < pathParts.size(); ++i)
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{
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oss << pathParts[i];
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}
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return oss.str();
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}
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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::size_type dotLocation = filename.find_last_of('.');
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if (dotLocation == std::string::npos)
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return false;
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std::string extension = filename.substr(dotLocation);
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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 == ".txx")
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{
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return true;
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}
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return false;
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}
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///////////////////////////////////////////////////////////////////////////////
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////// This code is for Microsoft Windows /////////////////////////////////////
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///////////////////////////////////////////////////////////////////////////////
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#if defined(_WIN32)
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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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#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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#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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#endif // defined(UNICODE)
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void FileLister::recursiveAddFiles(std::vector<std::string> &filenames, const std::string &path, bool recursive)
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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;
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std::replace(cleanedPath.begin(), cleanedPath.end(), '/', '\\');
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oss << cleanedPath;
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if (MyIsDirectory(cleanedPath.c_str()))
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{
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char c = cleanedPath[ cleanedPath.size()-1 ];
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switch (c)
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{
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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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bdir << cleanedPath << '\\';
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}
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}
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else
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{
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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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{
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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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{
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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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char * ansiFfd = &ffd.cFileName[0];
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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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{
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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 (!recursive || FileLister::acceptFile(ansiFfd))
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filenames.push_back(fname.str());
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}
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else if (recursive)
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{
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// Directory
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FileLister::recursiveAddFiles(filenames, fname.str().c_str(), recursive);
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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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}
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while (FindNextFile(hFind, &ffd) != FALSE);
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if (INVALID_HANDLE_VALUE != hFind)
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{
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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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#else // other than _WIN32
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///////////////////////////////////////////////////////////////////////////////
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////// This code is POSIX-style systems ///////////////////////////////////////
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///////////////////////////////////////////////////////////////////////////////
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void FileLister::recursiveAddFiles(std::vector<std::string> &filenames, const std::string &path, bool recursive)
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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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{
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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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{
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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 (!recursive || FileLister::acceptFile(filename))
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filenames.push_back(filename);
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}
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else if (recursive)
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{
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// Directory
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FileLister::recursiveAddFiles(filenames, filename, recursive);
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}
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}
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globfree(&glob_results);
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}
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#endif
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//---------------------------------------------------------------------------
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bool FileLister::sameFileName(const char fname1[], const char fname2[])
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{
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#if defined(__linux__) || defined(__sun)
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return bool(strcmp(fname1, fname2) == 0);
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#endif
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#ifdef __GNUC__
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return bool(strcasecmp(fname1, fname2) == 0);
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#endif
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#ifdef __BORLANDC__
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return bool(stricmp(fname1, fname2) == 0);
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#endif
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#ifdef _MSC_VER
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return bool(_stricmp(fname1, fname2) == 0);
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#endif
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}
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