cppcheck/lib/filelister.cpp

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/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2011 Daniel Marjamäki and Cppcheck team.
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*
* 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/>.
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*/
#include <cstring>
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#include <string>
#include <cctype>
#include <algorithm>
#include "filelister.h"
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#if defined(_WIN32)
#include "filelister_win32.h"
#else // POSIX-style system
#include "filelister_unix.h"
#endif
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// 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;
}
// This wrapper exists because Sun's CC does not allow a static_cast
// from extern "C" int(*)(int) to int(*)(int).
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static int tolowerWrapper(int c)
{
return std::tolower(c);
}
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bool FileLister::acceptFile(const std::string &filename)
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{
std::string::size_type dotLocation = filename.find_last_of('.');
if (dotLocation == std::string::npos)
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return false;
std::string extension = filename.substr(dotLocation);
std::transform(extension.begin(), extension.end(), extension.begin(), tolowerWrapper);
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if (extension == ".cpp" ||
extension == ".cxx" ||
extension == ".cc" ||
extension == ".c" ||
extension == ".c++" ||
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extension == ".tpp" ||
extension == ".txx")
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{
return true;
}
return false;
}