/* compilerMINGW.cpp
 * $Id: compilerMINGW.cpp,v 1.33.2.1 2005/10/25 07:59:01 mandrav Exp $
 */

#include <sdk.h>
#include "compilerMINGW.h"
#include <wx/intl.h>
#include <wx/regex.h>
#include <wx/config.h>
#include <wx/fileconf.h>
#include <wx/msgdlg.h>
#include <wx/log.h>
#include "manager.h"
#include "messagemanager.h"

#include <configmanager.h>

#ifdef __WXMSW__
    #include <wx/msw/registry.h>
#endif

CompilerMINGW::CompilerMINGW()
    : Compiler(_("GNU GCC Compiler"))
{
    Reset();
}

CompilerMINGW::~CompilerMINGW()
{
	//dtor
}

Compiler * CompilerMINGW::CreateCopy()
{
    return new CompilerMINGW(*this);
}

void CompilerMINGW::Reset()
{
#ifdef __WXMSW__
	m_Programs.C = _T("mingw32-gcc.exe");
	m_Programs.CPP = _T("mingw32-g++.exe");
	m_Programs.LD = _T("mingw32-g++.exe");
	m_Programs.DBG = _T("gdb.exe");
	m_Programs.LIB = _T("ar.exe");
	m_Programs.WINDRES = _T("windres.exe");
	m_Programs.MAKE = _T("mingw32-make.exe");
#else
	m_Programs.C = _T("gcc");
	m_Programs.CPP = _T("g++");
	m_Programs.LD = _T("g++");
	m_Programs.DBG = _T("gdb");
	m_Programs.LIB = _T("ar");
	m_Programs.WINDRES = _T("");
	m_Programs.MAKE = _T("make");
#endif
	m_Switches.includeDirs = _T("-I");
	m_Switches.libDirs = _T("-L");
	m_Switches.linkLibs = _T("-l");
	m_Switches.defines = _T("-D");
	m_Switches.genericSwitch = _T("-");
	m_Switches.objectExtension = _T("o");
	m_Switches.needDependencies = true;
	m_Switches.forceCompilerUseQuotes = false;
	m_Switches.forceLinkerUseQuotes = false;
	m_Switches.logging = clogSimple;
	m_Switches.libPrefix = _T("lib");
	m_Switches.libExtension = _T("a");
	m_Switches.linkerNeedsLibPrefix = false;
	m_Switches.linkerNeedsLibExtension = false;
	m_Switches.buildMethod = cbmDirect;

    // Summary of GCC options: http://gcc.gnu.org/onlinedocs/gcc/Option-Summary.html

    m_Options.ClearOptions();
	m_Options.AddOption(_("Produce debugging symbols"),
				_T("-g"),
				_("Debugging"),
				_T(""),
				true,
				_T("-O -O1 -O2 -O3 -Os"),
				_("You have optimizations enabled. This is Not A Good Thing(tm) when producing debugging symbols..."));
#ifdef __WXMSW__
    #define GPROF_LINK _T("-pg -lgmon")
#else
    #define GPROF_LINK _T("-pg")
#endif
	m_Options.AddOption(_("Profile code when executed"), _T("-pg"), _("Profiling"), GPROF_LINK);

    wxString category = _("Warnings");

    // warnings
	m_Options.AddOption(_("Enable all compiler warnings (overrides every other setting)"), _T("-Wall"), category);
	m_Options.AddOption(_("Enable standard compiler warnings"), _T("-W"), category);
	m_Options.AddOption(_("Stop compiling after first error"), _T("-Wfatal-errors"), category);
	m_Options.AddOption(_("Inhibit all warning messages"), _T("-w"), category);
	m_Options.AddOption(_("Enable warnings demanded by strict ISO C and ISO C++"), _T("-pedantic"), category);
	m_Options.AddOption(_("Treat as errors the warnings demanded by strict ISO C and ISO C++"), _T("-pedantic-error"), category);
	m_Options.AddOption(_("Warn if main() is not conformant"), _T("-Wmain"), category);
    // optimization
    category = _("Optimization");
	m_Options.AddOption(_("Strip all symbols from binary (minimizes size)"), _T(""), category, _T("-s"), true, _T("-g -ggdb"), _("Stripping the binary will strip debugging symbols as well!"));
	m_Options.AddOption(_("Optimize generated code (for speed)"), _T("-O"), category);
	m_Options.AddOption(_("Optimize more (for speed)"), _T("-O1"), category);
	m_Options.AddOption(_("Optimize even more (for speed)"), _T("-O2"), category);
	m_Options.AddOption(_("Optimize fully (for speed)"), _T("-O3"), category);
	m_Options.AddOption(_("Optimize generated code (for size)"), _T("-Os"), category);
	m_Options.AddOption(_("Expensive optimizations"), _T("-fexpensive-optimizations"), category);
    // machine dependent options - cpu arch
    category = _("CPU architecture tuning (choose none, or only one of these)");
	m_Options.AddOption(_("i386"), _T("-march=i386"), category);
	m_Options.AddOption(_("i486"), _T("-march=i486"), category);
	m_Options.AddOption(_("Intel Pentium"), _T("-march=i586"), category);
	m_Options.AddOption(_("Intel Pentium (MMX)"), _T("-march=pentium-mmx"), category);
	m_Options.AddOption(_("Intel Pentium PRO"), _T("-march=i686"), category);
	m_Options.AddOption(_("Intel Pentium 2 (MMX)"), _T("-march=pentium2"), category);
	m_Options.AddOption(_("Intel Pentium 3 (MMX, SSE)"), _T("-march=pentium3"), category);
	m_Options.AddOption(_("Intel Pentium 4 (MMX, SSE, SSE2)"), _T("-march=pentium4"), category);
	m_Options.AddOption(_("Intel Pentium 4 Prescott (MMX, SSE, SSE2, SSE3)"), _T("-march=prescott"), category);
	m_Options.AddOption(_("Intel Pentium 4 Nocona (MMX, SSE, SSE2, SSE3, 64bit extensions)"), _T("-march=nocona"), category);
	m_Options.AddOption(_("Intel Pentium M (MMX, SSE, SSE2)"), _T("-march=pentium-m"), category);
	m_Options.AddOption(_("AMD K6 (MMX)"), _T("-march=k6"), category);
	m_Options.AddOption(_("AMD K6-2 (MMX, 3DNow!)"), _T("-march=k6-2"), category);
	m_Options.AddOption(_("AMD K6-3 (MMX, 3DNow!)"), _T("-march=k6-3"), category);
	m_Options.AddOption(_("AMD Athlon (MMX, 3DNow!, enhanced 3DNow!, SSE prefetch)"), _T("-march=athlon"), category);
	m_Options.AddOption(_("AMD Athlon Thunderbird (MMX, 3DNow!, enhanced 3DNow!, SSE prefetch)"), _T("-march=athlon-tbird"), category);
	m_Options.AddOption(_("AMD Athlon 4 (MMX, 3DNow!, enhanced 3DNow!, full SSE)"), _T("-march=athlon-4"), category);
	m_Options.AddOption(_("AMD Athlon XP (MMX, 3DNow!, enhanced 3DNow!, full SSE)"), _T("-march=athlon-xp"), category);
	m_Options.AddOption(_("AMD Athlon MP (MMX, 3DNow!, enhanced 3DNow!, full SSE)"), _T("-march=athlon-mp"), category);
	m_Options.AddOption(_("AMD K8 core (x86-64 instruction set)"), _T("-march=k8"), category);
	m_Options.AddOption(_("AMD Opteron (x86-64 instruction set)"), _T("-march=opteron"), category);
	m_Options.AddOption(_("AMD Athlon64 (x86-64 instruction set)"), _T("-march=athlon64"), category);
	m_Options.AddOption(_("AMD Athlon-FX (x86-64 instruction set)"), _T("-march=athlon-fx"), category);

    m_Commands[(int)ctCompileObjectCmd] = _T("$compiler $options $includes -c $file -o $object");
    m_Commands[(int)ctGenDependenciesCmd] = _T("$compiler -MM $options -MF $dep_object -MT $object $includes $file");
    m_Commands[(int)ctCompileResourceCmd] = _T("$rescomp -i $file -J rc -o $resource_output -O coff $res_includes");
    m_Commands[(int)ctLinkConsoleExeCmd] = _T("$linker $libdirs -o $exe_output $link_objects $link_resobjects $link_options $libs");
#ifdef __WXMSW__
    m_Commands[(int)ctLinkExeCmd] = _T("$linker $libdirs -o $exe_output $link_objects $link_resobjects $link_options $libs -mwindows");
    m_Commands[(int)ctLinkDynamicCmd] = _T("$linker -shared -Wl,--output-def=$def_output -Wl,--out-implib=$static_output -Wl,--dll $libdirs $link_objects $link_resobjects -o $exe_output $link_options $libs");
#else
    m_Commands[(int)ctLinkExeCmd] = m_Commands[(int)ctLinkConsoleExeCmd]; // no -mwindows
    m_Commands[(int)ctLinkDynamicCmd] = _T("$linker -shared $libdirs $link_objects $link_resobjects -o $exe_output $link_options $libs");
#endif
    m_Commands[(int)ctLinkStaticCmd] = _T("$lib_linker -r $static_output $link_objects\n\tranlib $exe_output");

    LoadDefaultRegExArray();

    m_CompilerOptions.Clear();
    m_LinkerOptions.Clear();
    m_LinkLibs.Clear();
    m_CmdsBefore.Clear();
    m_CmdsAfter.Clear();
}

void CompilerMINGW::LoadDefaultRegExArray()
{
    m_RegExes.Clear();
    m_RegExes.Add(RegExStruct(_("Fatal error"), cltError, _T("FATAL:[ \t]*(.*)"), 1));
    m_RegExes.Add(RegExStruct(_("Preprocessor warning"), cltWarning, _T("([ \tA-Za-z0-9_:+/\\.-]+):([0-9]+):([0-9]+):[ \t]([Ww]arning:[ \t].*)"), 4, 1, 2));
    m_RegExes.Add(RegExStruct(_("Preprocessor error"), cltError, _T("([ \tA-Za-z0-9_:+/\\.-]+):([0-9]+):[0-9]+:[ \t](.*)"), 3, 1, 2));
    m_RegExes.Add(RegExStruct(_("Compiler warning"), cltWarning, _T("([ \tA-Za-z0-9_:+/\\.-]+):([0-9]+):[ \t]([Ww]arning:[ \t].*)"), 3, 1, 2));
    m_RegExes.Add(RegExStruct(_("Compiler error"), cltError, _T("([ \tA-Za-z0-9_:+/\\.-]+):([0-9]+):[ \t](.*)"), 3, 1, 2));
    m_RegExes.Add(RegExStruct(_("Linker error"), cltError, _T("([ \tA-Za-z0-9_:+/\\.-]+):([0-9]+):[0-9]+:[ \t](.*)"), 3, 1, 2));
    m_RegExes.Add(RegExStruct(_("Linker error (2)"), cltError, _T("[ \tA-Za-z0-9_:+/\\.-]+\\(.text\\+[0-9A-Za-z]+\\):([ \tA-Za-z0-9_:+/\\.-]+):[ \t](.*)"), 2, 1));
    m_RegExes.Add(RegExStruct(_("Linker error (lib not found)"), cltError, _T(".*(ld.exe):[ \t](cannot find.*)"), 2, 1));
    m_RegExes.Add(RegExStruct(_("Undefined reference"), cltError, _T("([ \tA-Za-z0-9_:+/\\.-]+):[ \t](undefined reference.*)"), 2, 1));
    m_RegExes.Add(RegExStruct(_("Resource compiler error"), cltError, _T("windres.exe:[ \t](.*)"), 1));
    m_RegExes.Add(RegExStruct(_("General warning"), cltWarning, _T("([Ww]arning:[ \t].*)"), 1));
}

AutoDetectResult CompilerMINGW::AutoDetectInstallationDir()
{
    wxString sep = wxFileName::GetPathSeparator();
#ifdef __WXMSW__
    // look first if MinGW was installed with Code::Blocks (new in beta6)
    m_MasterPath = ConfigManager::Get()->Read(_T("app_path"), wxEmptyString);
	if (!wxFileExists(m_MasterPath + sep + _T("bin") + sep + m_Programs.C))
    {
        // no... search for MinGW installation dir
        wxString windir = wxGetOSDirectory();
        wxFileConfig ini(_T(""), _T(""), windir + _T("/MinGW.ini"), _T(""), wxCONFIG_USE_LOCAL_FILE | wxCONFIG_USE_NO_ESCAPE_CHARACTERS);
        m_MasterPath = ini.Read(_T("/InstallSettings/InstallPath"), _T("C:\\MinGW"));
        if (!wxFileExists(m_MasterPath + sep + _T("bin") + sep + m_Programs.C))
        {
            // not found...
            // look for dev-cpp installation
            wxLogNull ln;
            wxRegKey key; // defaults to HKCR
            key.SetName(_T("HKEY_LOCAL_MACHINE\\Software\\Dev-C++"));
            if (key.Open()) {
                // found; read it
                key.QueryValue(_T("Install_Dir"), m_MasterPath);
            }
            else {
                // installed by inno-setup
                // HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Minimalist GNU for Windows 4.1_is1
            	wxString name;
            	long index;
            	key.SetName(_T("HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall"));
            	//key.SetName("HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion");
                bool ok = key.GetFirstKey(name, index);
                while (ok && !name.StartsWith(_T("Minimalist GNU for Windows"))) {
                    ok = key.GetNextKey(name, index);
                }
                if (ok) {
                	name = key.GetName() + _T("\\") + name;
                    key.SetName(name);
                    Manager::Get()->GetMessageManager()->DebugLog(_("name: %s"), name.c_str());
                    if (key.Exists()) key.QueryValue(_T("InstallLocation"), m_MasterPath);
                }
            }
        }
    }
    else
        m_Programs.MAKE = _T("make.exe"); // we distribute "make" not "mingw32-make"
#else
    m_MasterPath = _T("/usr");
#endif
    AutoDetectResult ret = wxFileExists(m_MasterPath + sep + _T("bin") + sep + m_Programs.C) ? adrDetected : adrGuessed;
    if (ret == adrDetected)
    {
        AddIncludeDir(m_MasterPath + sep + _T("include"));
        AddLibDir(m_MasterPath + sep + _T("lib"));
    }
    return ret;
}


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