cppcheck/tools/dmake.cpp

324 lines
11 KiB
C++

/*
* 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/>.
*/
// Generate Makefile for cppcheck
#include <algorithm>
#include <fstream>
#include <iostream>
#include <string>
#include <vector>
#include <sstream>
#include "../cli/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)
{
// Is the dependency already included?
if (std::find(depfiles.begin(), depfiles.end(), filename) != depfiles.end())
return;
std::ifstream f(filename.c_str());
if (! f.is_open())
{
if (filename.compare(0, 4, "cli/") == 0 || filename.compare(0, 5, "test/") == 0)
getDeps("lib" + filename.substr(filename.find("/")), depfiles);
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("/../"));
getDeps(hfile, depfiles);
}
}
static void compilefiles(std::ostream &fout, const std::vector<std::string> &files, const std::string &args)
{
for (unsigned int i = 0; i < files.size(); ++i)
{
fout << objfile(files[i]) << ": " << files[i];
std::vector<std::string> depfiles;
getDeps(files[i], depfiles);
for (unsigned int dep = 0; dep < depfiles.size(); ++dep)
fout << " " << depfiles[dep];
fout << "\n\t$(CXX) $(CPPFLAGS) $(CXXFLAGS) " << args << " -c -o " << objfile(files[i]) << " " << files[i] << "\n\n";
}
}
static void getCppFiles(std::vector<std::string> &files, const std::string &path)
{
std::map<std::string,long> filesizes;
FileLister::recursiveAddFiles(files, filesizes, path);
// only get *.cpp files..
for (std::vector<std::string>::iterator it = files.begin(); it != files.end();)
{
if (it->find(".cpp") == std::string::npos)
it = files.erase(it);
else
++it;
}
}
static void makeConditionalVariable(std::ostream &os, const std::string &variable, const std::string &value)
{
os << "ifndef " << variable << '\n'
<< " " << variable << '=' << value << '\n'
<< "endif\n"
<< "\n";
}
static std::string getLibName(const std::string &path)
{
// path can be e.g. "externals/foo/foo.cpp" then returned
// library name is "FOO".
std::string libName = path.substr(path.find('/')+1);
libName = libName.substr(0, libName.find('/'));
std::transform(libName.begin(), libName.end(),libName.begin(), ::toupper);
return libName;
}
static void makeExtObj(std::ostream &fout, const std::vector<std::string> &externalfiles)
{
bool start = true;
std::ostringstream libNames;
std::string libName;
for (unsigned int i = 0; i < externalfiles.size(); ++i)
{
if (start)
{
libName = getLibName(externalfiles[i]);
fout << "ifndef " << libName << std::endl;
fout << " " << libName << " = " << objfile(externalfiles[i]);
libNames << "EXTOBJ += $(" << libName << ")" << std::endl;
start = false;
}
else
{
fout << std::string(14, ' ') << objfile(externalfiles[i]);
}
if (i+1 >= externalfiles.size() || libName != getLibName(externalfiles[i+1]))
{
// This was the last file for this library
fout << std::endl << "endif" << std::endl;
fout << "\n\n";
start = true;
}
else
{
// There are more files for this library
fout << " \\" << std::endl;
}
}
fout << libNames.str();
}
int main(int argc, char **argv)
{
const bool release(argc >= 2 && std::string(argv[1]) == "--release");
// Get files..
std::vector<std::string> libfiles;
getCppFiles(libfiles, "lib/");
std::vector<std::string> clifiles;
getCppFiles(clifiles, "cli/");
std::vector<std::string> testfiles;
getCppFiles(testfiles, "test/");
if (libfiles.empty() && clifiles.empty() && testfiles.empty())
{
std::cerr << "No files found. Are you in the correct directory?" << std::endl;
return EXIT_FAILURE;
}
std::vector<std::string> externalfiles;
getCppFiles(externalfiles, "externals/");
// QMAKE - lib/lib.pri
{
std::ofstream fout1("lib/lib.pri");
if (fout1.is_open())
{
fout1 << "# no manual edits - this file is autogenerated by dmake\n\n";
fout1 << "include($$PWD/pcrerules.pri)\n";
fout1 << "INCLUDEPATH += ../externals/tinyxml\n";
fout1 << "HEADERS += $${BASEPATH}check.h \\\n";
for (unsigned int i = 0; i < libfiles.size(); ++i)
{
std::string fname(libfiles[i].substr(4));
if (fname.find(".cpp") == std::string::npos)
continue; // shouldn't happen
fname.erase(fname.find(".cpp"));
fout1 << std::string(11, ' ') << "$${BASEPATH}" << fname << ".h";
if (i < libfiles.size() - 1)
fout1 << " \\\n";
}
fout1 << "\n\nSOURCES += ";
for (unsigned int i = 0; i < libfiles.size(); ++i)
{
fout1 << "$${BASEPATH}" << libfiles[i].substr(4);
if (i < libfiles.size() - 1)
fout1 << " \\\n" << std::string(11, ' ');
}
fout1 << "\n";
}
}
static const char makefile[] = "Makefile";
std::ofstream fout(makefile, std::ios_base::trunc);
if (!fout.is_open())
{
std::cerr << "An error occurred while trying to open "
<< makefile
<< ".\n";
return EXIT_FAILURE;
}
fout << "# This file is generated by tools/dmake, do not edit.\n\n";
fout << "# To compile without rules, use 'make HAVE_RULES=no'\n";
makeConditionalVariable(fout, "HAVE_RULES", "yes");
// Makefile settings..
if (release)
{
makeConditionalVariable(fout, "CXXFLAGS", "-O2 -DNDEBUG -Wall");
}
else
{
// TODO: add more compiler warnings.
// -Wlogical-op : doesn't work on older GCC
// -Wconversion : too many warnings
// -Wsign-conversion : too many warnings
// The _GLIBCXX_DEBUG doesn't work in cygwin
makeConditionalVariable(fout, "CXXFLAGS",
"-Wall "
"-Wextra "
"-Wshadow "
"-pedantic "
"-Wno-long-long "
"-Wfloat-equal "
"-Wcast-qual "
// "-Wsign-conversion "
// "-Wconversion "
"-D_GLIBCXX_DEBUG "
"-g");
}
fout << "ifeq ($(HAVE_RULES),yes)\n"
<< " CXXFLAGS += -DHAVE_RULES\n"
<< " ifdef LIBS\n"
<< " LIBS += -lpcre\n"
<< " else\n"
<< " LIBS=-lpcre\n"
<< " endif\n"
<< "endif\n\n";
makeConditionalVariable(fout, "CXX", "g++");
makeConditionalVariable(fout, "PREFIX", "/usr");
makeConditionalVariable(fout, "INCLUDE_FOR_LIB", "-Ilib");
makeConditionalVariable(fout, "INCLUDE_FOR_CLI", "-Ilib -Iexternals -Iexternals/tinyxml");
makeConditionalVariable(fout, "INCLUDE_FOR_TEST", "-Ilib -Icli -Iexternals -Iexternals/tinyxml");
fout << "BIN=$(DESTDIR)$(PREFIX)/bin\n\n";
fout << "# For 'make man': sudo apt-get install xsltproc docbook-xsl docbook-xml on Linux\n";
fout << "DB2MAN=/usr/share/sgml/docbook/stylesheet/xsl/nwalsh/manpages/docbook.xsl\n";
fout << "XP=xsltproc -''-nonet -''-param man.charmap.use.subset \"0\"\n";
fout << "MAN_SOURCE=man/cppcheck.1.xml\n\n";
fout << "\n###### Object Files\n\n";
fout << "LIBOBJ = " << objfile(libfiles[0]);
for (unsigned int i = 1; i < libfiles.size(); ++i)
fout << " \\" << std::endl << std::string(14, ' ') << objfile(libfiles[i]);
fout << "\n\n";
fout << "CLIOBJ = " << objfile(clifiles[0]);
for (unsigned int i = 1; i < clifiles.size(); ++i)
fout << " \\" << std::endl << std::string(14, ' ') << objfile(clifiles[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]);
fout << "\n\n";
makeExtObj(fout, externalfiles);
fout << "\n###### Targets\n\n";
fout << "cppcheck: $(LIBOBJ) $(CLIOBJ) $(EXTOBJ)\n";
fout << "\t$(CXX) $(CPPFLAGS) $(CXXFLAGS) $(LDFLAGS) -o cppcheck $(CLIOBJ) $(LIBOBJ) $(EXTOBJ) $(LIBS)\n\n";
fout << "all:\tcppcheck testrunner\n\n";
fout << "testrunner: $(TESTOBJ) $(LIBOBJ) $(EXTOBJ) cli/threadexecutor.o cli/cmdlineparser.o cli/cppcheckexecutor.o cli/filelister.o cli/pathmatch.o\n";
fout << "\t$(CXX) $(CPPFLAGS) $(CXXFLAGS) $(LDFLAGS) -o testrunner $(TESTOBJ) $(LIBOBJ) cli/threadexecutor.o cli/cppcheckexecutor.o cli/cmdlineparser.o cli/filelister.o cli/pathmatch.o $(EXTOBJ) $(LIBS)\n\n";
fout << "test:\tall\n";
fout << "\t./testrunner\n\n";
fout << "check:\tall\n";
fout << "\t./testrunner -g -q\n\n";
fout << "dmake:\ttools/dmake.cpp\n";
fout << "\t$(CXX) -o dmake tools/dmake.cpp cli/filelister.cpp lib/path.cpp -Ilib\n\n";
fout << "clean:\n";
#ifdef _WIN32
fout << "\tdel lib\\*.o\n\tdel cli\\*.o\n\tdel test\\*.o\n\tdel *.exe\n";
#else
fout << "\trm -f lib/*.o cli/*.o test/*.o externals/tinyxml/*.o testrunner cppcheck cppcheck.1\n\n";
fout << "man:\tman/cppcheck.1\n\n";
fout << "man/cppcheck.1:\t$(MAN_SOURCE)\n\n";
fout << "\t$(XP) $(DB2MAN) $(MAN_SOURCE)\n\n";
fout << "tags:\n";
fout << "\tctags -R --exclude=doxyoutput .\n\n";
fout << "install: cppcheck\n";
fout << "\tinstall -d ${BIN}\n";
fout << "\tinstall cppcheck ${BIN}\n\n";
#endif
fout << "\n###### Build\n\n";
compilefiles(fout, libfiles, "${INCLUDE_FOR_LIB}");
compilefiles(fout, clifiles, "${INCLUDE_FOR_CLI}");
compilefiles(fout, testfiles, "${INCLUDE_FOR_TEST}");
return 0;
}