cppcheck/cli/cppcheckexecutor.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 "cppcheckexecutor.h"
#include "cppcheck.h"
#include "threadexecutor.h"
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#include <fstream>
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#include <iostream>
#include <cstdlib> // EXIT_SUCCESS and EXIT_FAILURE
#include "cmdlineparser.h"
#include "filelister.h"
#include "path.h"
#include "pathmatch.h"
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CppCheckExecutor::CppCheckExecutor()
{
time1 = 0;
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errorlist = false;
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}
CppCheckExecutor::~CppCheckExecutor()
{
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}
bool CppCheckExecutor::parseFromArgs(CppCheck *cppcheck, int argc, const char* const argv[])
{
CmdLineParser parser(&_settings);
bool success = parser.ParseFromArgs(argc, argv);
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cppcheck->settings(_settings); // copy the settings
if (success)
{
if (parser.GetShowVersion() && !parser.GetShowErrorMessages())
{
std::cout << "Cppcheck " << cppcheck->version() << std::endl;
}
if (parser.GetShowErrorMessages())
{
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errorlist = true;
std::cout << ErrorLogger::ErrorMessage::getXMLHeader(_settings._xml_version);
cppcheck->getErrorMessages();
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std::cout << ErrorLogger::ErrorMessage::getXMLFooter(_settings._xml_version) << std::endl;
}
if (parser.ExitAfterPrinting())
std::exit(0);
}
// Check that all include paths exist
{
std::list<std::string>::reverse_iterator iter;
for (iter = _settings._includePaths.rbegin();
iter != _settings._includePaths.rend();
++iter)
{
const std::string path(Path::toNativeSeparators(*iter));
if (!FileLister::isDirectory(path))
{
// If the include path is not found, warn user and remove the
// non-existing path from the list.
std::cout << "cppcheck: warning: Couldn't find path given by -I '" + path + "'" << std::endl;
std::list<std::string>::iterator del_iter(iter.base());
--del_iter;
++iter;
_settings._includePaths.erase(del_iter);
}
}
}
std::vector<std::string> pathnames = parser.GetPathNames();
std::vector<std::string> filenames;
if (!pathnames.empty())
{
// Execute recursiveAddFiles() to each given file parameter
std::vector<std::string>::const_iterator iter;
for (iter = pathnames.begin(); iter != pathnames.end(); ++iter)
FileLister::recursiveAddFiles(filenames, Path::toNativeSeparators(*iter));
}
if (!filenames.empty())
{
PathMatch matcher(parser.GetIgnoredPaths());
std::vector<std::string>::iterator iterBegin = filenames.begin();
for (int i = (int)filenames.size() - 1; i >= 0; i--)
{
if (matcher.Match(filenames[(unsigned int)i]))
filenames.erase(iterBegin + i);
}
}
else
{
std::cout << "cppcheck: error: could not find or open any of the paths given." << std::endl;
return false;
}
if (!filenames.empty())
{
std::vector<std::string>::iterator iter;
for (iter = filenames.begin(); iter != filenames.end(); ++iter)
cppcheck->addFile(*iter);
return true;
}
else
{
std::cout << "cppcheck: error: no files to check - all paths ignored." << std::endl;
return false;
}
}
int CppCheckExecutor::check(int argc, const char* const argv[])
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{
CppCheck cppCheck(*this, true);
if (!parseFromArgs(&cppCheck, argc, argv))
{
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return EXIT_FAILURE;
}
if (cppCheck.settings().reportProgress)
time1 = std::time(0);
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_settings = cppCheck.settings();
if (_settings._xml)
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{
reportErr(ErrorLogger::ErrorMessage::getXMLHeader(_settings._xml_version));
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}
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unsigned int returnValue = 0;
if (_settings._jobs == 1)
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{
// Single process
returnValue = cppCheck.check();
}
else if (!ThreadExecutor::isEnabled())
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{
std::cout << "No thread support yet implemented for this platform." << std::endl;
}
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else
{
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// Multiple processes
const std::vector<std::string> &filenames = cppCheck.filenames();
Settings &settings = cppCheck.settings();
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ThreadExecutor executor(filenames, settings, *this);
returnValue = executor.check();
}
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reportUnmatchedSuppressions(cppCheck.settings().nomsg.getUnmatchedGlobalSuppressions());
if (_settings._xml)
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{
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reportErr(ErrorLogger::ErrorMessage::getXMLFooter(_settings._xml_version));
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}
if (returnValue)
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return _settings._exitCode;
else
return 0;
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}
void CppCheckExecutor::reportErr(const std::string &errmsg)
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{
std::cerr << errmsg << std::endl;
}
void CppCheckExecutor::reportOut(const std::string &outmsg)
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{
std::cout << outmsg << std::endl;
}
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void CppCheckExecutor::reportProgress(const std::string &filename, const char stage[], const unsigned int value)
{
(void)filename;
if (!time1)
return;
// Report progress messages every 10 seconds
const std::time_t time2 = std::time(NULL);
if (time2 >= (time1 + 10))
{
time1 = time2;
// current time in the format "Www Mmm dd hh:mm:ss yyyy"
const std::string str(std::ctime(&time2));
// format a progress message
std::ostringstream ostr;
ostr << "progress: "
<< stage
<< " " << int(value) << "%";
if (_settings._verbose)
ostr << " time=" << str.substr(11, 8);
// Report progress message
reportOut(ostr.str());
}
}
void CppCheckExecutor::reportStatus(unsigned int index, unsigned int max)
{
if (max > 1 && !_settings._errorsOnly)
{
std::ostringstream oss;
oss << index << "/" << max
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<< " files checked " <<
static_cast<int>(static_cast<double>(index) / max*100)
<< "% done";
std::cout << oss.str() << std::endl;
}
}
void CppCheckExecutor::reportErr(const ErrorLogger::ErrorMessage &msg)
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{
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if (errorlist)
{
reportOut(msg.toXML(false, _settings._xml_version));
}
else if (_settings._xml)
{
reportErr(msg.toXML(_settings._verbose, _settings._xml_version));
}
else
{
reportErr(msg.toString(_settings._verbose, _settings._outputFormat));
}
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}