/*

* Cppcheck - A tool for static C/C++ code analysis

* Copyright (C) 2007-2009 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/

*/

// Generate Makefile for cppcheck

#include <algorithm>

#include <fstream>

#include <iostream>

#include <string>

#include <vector>

#include "../src/filelister.h"

std::string objfile(std::string cppfile)

{

cppfile.erase(cppfile.rfind("."));

return cppfile + ".o";

}

void getDeps(const std::string &filename, std::vector<std::string> &depfiles)

{

std::ifstream f(filename.c_str());

if (! f.is_open())

return;

if (filename.find(".c") == std::string::npos)

depfiles.push_back(filename);

std::string path(filename);

if (path.find("/") != std::string::npos)

path.erase(1 + path.rfind("/"));

std::string line;

while (std::getline(f, line))

{

std::string::size_type pos1 = line.find("#include \"");

if (pos1 == std::string::npos)

continue;

pos1 += 10;

std::string::size_type pos2 = line.find("\"", pos1);

std::string hfile(path + line.substr(pos1, pos2 - pos1));

if (hfile.find("/../") != std::string::npos) // TODO: Ugly fix

hfile.erase(0, 4 + hfile.find("/../"));

if (std::find(depfiles.begin(), depfiles.end(), hfile) != depfiles.end())

continue;

getDeps(hfile, depfiles);

}

}

int main()

{

// Get files..

std::vector<std::string> srcfiles;

FileLister::RecursiveAddFiles(srcfiles, "src/", true);

if (srcfiles.empty())

{

std::cout << "No source files found." << std::endl;

exit(1);

}

std::vector<std::string> testfiles;

FileLister::RecursiveAddFiles(testfiles, "test/", true);

std::ofstream fout("Makefile");

// more warnings.. -Wfloat-equal -Wcast-qual -Wsign-conversion -Wlogical-op

fout << "CXXFLAGS=-Wall -Wextra -pedantic -g\n";

fout << "CXX=g++\n";

fout << "BIN=${DESTDIR}/usr/bin\n\n";

fout << "\n###### Object Files\n\n";

fout << "OBJECTS = " << objfile(srcfiles[0]);

for (unsigned int i = 1; i < srcfiles.size(); ++i)

fout << " \\" << std::endl << std::string(14, ' ') << objfile(srcfiles[i]);

fout << "\n\n";

fout << "TESTOBJ = " << objfile(testfiles[0]);

for (unsigned int i = 1; i < testfiles.size(); ++i)

fout << " \\" << std::endl << std::string(14, ' ') << objfile(testfiles[i]);

for (unsigned int i = 0; i < srcfiles.size(); ++i)

{

if (srcfiles[i] != "src/main.cpp")

fout << " \\" << std::endl << std::string(14, ' ') << objfile(srcfiles[i]);

}

fout << "\n\n";

fout << "\n###### Targets\n\n";

fout << "cppcheck:\t$(OBJECTS)\n";

fout << "\t$(CXX) $(CXXFLAGS) -o cppcheck $(OBJECTS) $(LDFLAGS)\n\n";

fout << "all:\tcppcheck\ttestrunner\ttools\n\n";

fout << "testrunner:\t$(TESTOBJ)\n";

fout << "\t$(CXX) $(CXXFLAGS) -o testrunner $(TESTOBJ) $(LDFLAGS)\n\n";

fout << "test:\tall\n";

fout << "\t./testrunner\n\n";

fout << "tools:\ttools/errmsg\ttools/dmake\n\n";

fout << "tools/errmsg:\ttools/errmsg.cpp\n";

fout << "\t$(CXX) $(CXXFLAGS) -o tools/errmsg tools/errmsg.cpp $(LDFLAGS)\n\n";

fout << "tools/dmake:\ttools/dmake.cpp\tsrc/filelister.cpp\tsrc/filelister.h\n";

fout << "\t$(CXX) $(CXXFLAGS) -o tools/dmake tools/dmake.cpp src/filelister.cpp $(LDFLAGS)\n\n";

fout << "clean:\n";

fout << "\trm -f src/*.o test/*.o testrunner cppcheck tools/dmake tools/errmsg\n\n";

fout << "install:\tcppcheck\n";

fout << "\tinstall -d ${BIN}\n";

fout << "\tinstall cppcheck ${BIN}\n\n";

fout << "\n###### Build\n\n";

for (unsigned int i = 0; i < srcfiles.size(); ++i)

{

fout << objfile(srcfiles[i]) << ": " << srcfiles[i];

std::vector<std::string> depfiles;

getDeps(srcfiles[i], depfiles);

for (unsigned int dep = 0; dep < depfiles.size(); ++dep)

fout << " " << depfiles[dep];

fout << "\n\t$(CXX) $(CXXFLAGS) -c -o " << objfile(srcfiles[i]) << " " << srcfiles[i] << "\n\n";

}

for (unsigned int i = 0; i < testfiles.size(); ++i)

{

fout << objfile(testfiles[i]) << ": " << testfiles[i];

std::vector<std::string> depfiles;

getDeps(testfiles[i], depfiles);

for (unsigned int dep = 0; dep < depfiles.size(); ++dep)

fout << " " << depfiles[dep];

fout << "\n\t$(CXX) $(CXXFLAGS) -c -o " << objfile(testfiles[i]) << " " << testfiles[i] << "\n\n";

}

return 0;

}