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338 lines (287 loc) · 9.75 KB
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/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2011 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 <cstring>
#include <string>
#include <cctype>
#include <algorithm>
#include <sstream>
#include "filelister.h"
#include "path.h"
// 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 == ".tpp" ||
extension == ".txx")
{
return true;
}
return false;
}
#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. So we must convert data given to WinAPI functions from
// ANSI to Unicode. Likewise we must convert data we get from WinAPI from
// Unicode to ANSI.
// Note that qmake creates VS project files that define UNICODE but don't
// define _UNICODE! Which means e.g. TCHAR macros don't work properly.
#if defined(UNICODE)
static bool TransformUcs2ToAnsi(LPCWSTR psUcs, LPSTR psAnsi, int nAnsi)
{
WideCharToMultiByte(CP_ACP, 0, psUcs, -1, psAnsi, nAnsi, NULL, NULL);
return true;
}
static bool TransformAnsiToUcs2(LPCSTR psAnsi, LPWSTR psUcs, UINT nUcs)
{
MultiByteToWideChar(CP_ACP, 0, psAnsi, -1, psUcs, nUcs);
return true;
}
static BOOL MyIsDirectory(std::string path)
{
WCHAR * unicodeCleanPath = new WCHAR[path.size() + 1];
TransformAnsiToUcs2(path.c_str(), unicodeCleanPath,
(path.size() * sizeof(WCHAR)) + 1);
// See http://msdn.microsoft.com/en-us/library/bb773621(VS.85).aspx
BOOL res = PathIsDirectory(unicodeCleanPath);
delete [] unicodeCleanPath;
return res;
}
static HANDLE MyFindFirstFile(std::string path, LPWIN32_FIND_DATA findData)
{
WCHAR * unicodeOss = new wchar_t[path.size() + 1];
TransformAnsiToUcs2(path.c_str(), unicodeOss, (path.size() + 1) * sizeof(WCHAR));
HANDLE hFind = FindFirstFile(unicodeOss, findData);
delete [] unicodeOss;
return hFind;
}
#else // defined(UNICODE)
static BOOL MyIsDirectory(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 PathIsDirectory(path.c_str());
#endif
}
static HANDLE MyFindFirstFile(std::string path, LPWIN32_FIND_DATA findData)
{
HANDLE hFind = FindFirstFile(path.c_str(), findData);
return hFind;
}
#endif // defined(UNICODE)
void FileLister::recursiveAddFiles(std::vector<std::string> &filenames, std::map<std::string, long> &filesizes, const std::string &path)
{
// oss is the search string passed into FindFirst and FindNext.
// bdir is the base directory which is used to form pathnames.
// It always has a trailing backslash available for concatenation.
std::ostringstream bdir, oss;
std::string cleanedPath = Path::toNativeSeparators(path);
oss << cleanedPath;
if (MyIsDirectory(cleanedPath.c_str()))
{
char c = cleanedPath[ cleanedPath.size()-1 ];
switch (c)
{
case '\\':
oss << '*';
bdir << cleanedPath;
break;
case '*':
bdir << cleanedPath.substr(0, cleanedPath.length() - 1);
break;
default:
oss << "\\*";
if (cleanedPath != ".")
bdir << cleanedPath << '\\';
}
}
else
{
std::string::size_type pos;
pos = cleanedPath.find_last_of('\\');
if (std::string::npos != pos)
{
bdir << cleanedPath.substr(0, pos + 1);
}
}
WIN32_FIND_DATA ffd;
HANDLE hFind = MyFindFirstFile(oss.str(), &ffd);
if (INVALID_HANDLE_VALUE == hFind)
return;
do
{
if (ffd.cFileName[0] == '.' || ffd.cFileName[0] == '\0')
continue;
#if defined(UNICODE)
char * ansiFfd = new char[wcslen(ffd.cFileName) + 1];
TransformUcs2ToAnsi(ffd.cFileName, ansiFfd, wcslen(ffd.cFileName) + 1);
#else // defined(UNICODE)
const char * ansiFfd = &ffd.cFileName[0];
if (strchr(ansiFfd,'?'))
{
ansiFfd = &ffd.cAlternateFileName[0];
}
#endif // defined(UNICODE)
std::ostringstream fname;
fname << bdir.str().c_str() << ansiFfd;
if ((ffd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) == 0)
{
// File
// If recursive is not used, accept all files given by user
if (Path::sameFileName(path,ansiFfd) || FileLister::acceptFile(ansiFfd))
{
const std::string nativename = Path::fromNativeSeparators(fname.str());
filenames.push_back(nativename);
// Limitation: file sizes are assumed to fit in a 'long'
filesizes[nativename] = ffd.nFileSizeLow;
}
}
else
{
// Directory
FileLister::recursiveAddFiles(filenames, filesizes, fname.str());
}
#if defined(UNICODE)
delete [] ansiFfd;
#endif // defined(UNICODE)
}
while (FindNextFile(hFind, &ffd) != FALSE);
if (INVALID_HANDLE_VALUE != hFind)
{
FindClose(hFind);
hFind = INVALID_HANDLE_VALUE;
}
}
bool FileLister::isDirectory(const std::string &path)
{
return (MyIsDirectory(path) != FALSE);
}
#else
///////////////////////////////////////////////////////////////////////////////
////// This code is POSIX-style systems ///////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
#include <glob.h>
#include <unistd.h>
#include <stdlib.h>
#include <limits.h>
#include <sys/stat.h>
void FileLister::recursiveAddFiles2(std::vector<std::string> &relative,
std::vector<std::string> &absolute,
std::map<std::string, long> &filesizes,
const std::string &path)
{
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;
if (filename[filename.length()-1] != '/')
{
// File
#ifdef PATH_MAX
char fname[PATH_MAX];
if (realpath(filename.c_str(), fname) == NULL)
#else
char *fname;
if ((fname = realpath(filename.c_str(), NULL)) == NULL)
#endif
{
continue;
}
// Does absolute path exist? then bail out
if (std::find(absolute.begin(), absolute.end(), std::string(fname)) != absolute.end())
{
#ifndef PATH_MAX
free(fname);
#endif
continue;
}
if (Path::sameFileName(path,filename) || FileLister::acceptFile(filename))
{
relative.push_back(filename);
absolute.push_back(fname);
struct stat sb;
if (stat(fname, &sb) == 0)
{
// Limitation: file sizes are assumed to fit in a 'long'
filesizes[filename] = static_cast<long>(sb.st_size);
}
}
#ifndef PATH_MAX
free(fname);
#endif
}
else
{
// Directory
recursiveAddFiles2(relative, absolute, filesizes, filename);
}
}
globfree(&glob_results);
}
void FileLister::recursiveAddFiles(std::vector<std::string> &filenames, std::map<std::string, long> &filesizes, const std::string &path)
{
std::vector<std::string> abs;
recursiveAddFiles2(filenames, abs, filesizes, path);
}
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;
}
#endif