unixmake2.cpp

qtmake 文件的代码

/****************************************************************************
**
** Copyright (C) 1992-2006 Trolltech ASA. All rights reserved.
**
** This file is part of the qmake application of the Qt Toolkit.
**
** This file may be used under the terms of the GNU General Public
** License version 2.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of
** this file.  Please review the following information to ensure GNU
** General Public Licensing requirements will be met:
** http://www.trolltech.com/products/qt/opensource.html
**
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://www.trolltech.com/products/qt/licensing.html or contact the
** sales department at [e-mail].
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
****************************************************************************/

#include "unixmake.h"
#include "option.h"
#include "meta.h"
#include <qregexp.h>
#include <qbytearray.h>
#include <qfile.h>
#include <qdir.h>
#include <qdatetime.h>
#include <time.h>

QString mkdir_p_asstring(const QString &dir);

UnixMakefileGenerator::UnixMakefileGenerator() : MakefileGenerator(), init_flag(false), include_deps(false)
{

}

void
UnixMakefileGenerator::writePrlFile(QTextStream &t)
{
    MakefileGenerator::writePrlFile(t);
    // libtool support
    if(project->isActiveConfig("create_libtool") && project->first("TEMPLATE") == "lib") { //write .la
        if(project->isActiveConfig("compile_libtool"))
            warn_msg(WarnLogic, "create_libtool specified with compile_libtool can lead to conflicting .la\n"
                     "formats, create_libtool has been disabled\n");
        else
            writeLibtoolFile();
    }
    // pkg-config support
    if(project->isActiveConfig("create_pc") && project->first("TEMPLATE") == "lib")
        writePkgConfigFile();
}

bool
UnixMakefileGenerator::writeMakefile(QTextStream &t)
{

    writeHeader(t);
    if(!project->variables()["QMAKE_FAILED_REQUIREMENTS"].isEmpty()) {
        t << "QMAKE    = "        << (project->isEmpty("QMAKE_QMAKE") ? QString("qmake") : var("QMAKE_QMAKE")) << endl;
        QStringList &qut = project->variables()["QMAKE_EXTRA_TARGETS"];
        for(QStringList::ConstIterator it = qut.begin(); it != qut.end(); ++it)
            t << *it << " ";
        t << "first all clean install distclean uninstall:" << "\n\t"
          << "@echo \"Some of the required modules ("
          << var("QMAKE_FAILED_REQUIREMENTS") << ") are not available.\"" << "\n\t"
          << "@echo \"Skipped.\"" << endl << endl;
        writeMakeQmake(t);
        return true;
    }

    if (project->variables()["TEMPLATE"].first() == "app" ||
        project->variables()["TEMPLATE"].first() == "lib") {
        writeMakeParts(t);
        return MakefileGenerator::writeMakefile(t);
    } else if(project->variables()["TEMPLATE"].first() == "subdirs") {
        MakefileGenerator::writeSubDirs(t);
        return true;
    }
    return false;
}

void
UnixMakefileGenerator::writeMakeParts(QTextStream &t)
{
    QString deps = fileFixify(Option::output.fileName()), target_deps, prl;
    bool do_incremental = (project->isActiveConfig("incremental") &&
                           !project->variables()["QMAKE_INCREMENTAL"].isEmpty() &&
                           (!project->variables()["QMAKE_APP_FLAG"].isEmpty() ||
                            (!project->isActiveConfig("staticlib")))),
         src_incremental=false;

    t << "####### Compiler, tools and options" << endl << endl;
    t << "CC            = " << var("QMAKE_CC") << endl;
    t << "CXX           = " << var("QMAKE_CXX") << endl;
    t << "LEX           = " << var("QMAKE_LEX") << endl;
    t << "YACC          = " << var("QMAKE_YACC") << endl;
    t << "DEFINES       = "
      << varGlue("PRL_EXPORT_DEFINES","-D"," -D"," ")
      << varGlue("DEFINES","-D"," -D","") << endl;
    t << "CFLAGS        = " << var("QMAKE_CFLAGS") << " " << var("QMAKE_FRAMEWORKDIR_FLAGS") << " $(DEFINES)" << endl;
    t << "CXXFLAGS      = " << var("QMAKE_CXXFLAGS") << " " << var("QMAKE_FRAMEWORKDIR_FLAGS") << " $(DEFINES)" << endl;
    t << "LEXFLAGS      = " << var("QMAKE_LEXFLAGS") << endl;
    t << "YACCFLAGS     = " << var("QMAKE_YACCFLAGS") << endl;
    t << "INCPATH       = " << "-I" << specdir();
    if(!project->isActiveConfig("no_include_pwd")) {
        QString pwd = fileFixify(qmake_getpwd());
        if(pwd.isEmpty())
            pwd = ".";
        t << " -I" << pwd;
    }
    t << varGlue("INCLUDEPATH"," -I", " -I", "") << endl;

    if(!project->isActiveConfig("staticlib")) {
        t << "LINK          = " << var("QMAKE_LINK") << endl;
        t << "LFLAGS        = " << var("QMAKE_LFLAGS") << endl;
        t << "LIBS          = " << "$(SUBLIBS) " << var("QMAKE_FRAMEWORKDIR_FLAGS") << " "
          << var("QMAKE_LIBDIR_FLAGS") << " " << var("QMAKE_LIBS") << endl;
    }

    t << "AR            = " << var("QMAKE_AR") << endl;
    t << "RANLIB        = " << var("QMAKE_RANLIB") << endl;
    t << "QMAKE         = " << (project->isEmpty("QMAKE_QMAKE") ? QString("qmake") : var("QMAKE_QMAKE")) << endl;
    t << "TAR           = " << var("QMAKE_TAR") << endl;
    t << "COMPRESS      = " << var("QMAKE_GZIP") << endl;
    if(project->isActiveConfig("compile_libtool"))
        t << "LIBTOOL       = " << var("QMAKE_LIBTOOL") << endl;
    t << "COPY          = " << var("QMAKE_COPY") << endl;
    t << "COPY_FILE     = " << var("QMAKE_COPY_FILE") << endl;
    t << "COPY_DIR      = " << var("QMAKE_COPY_DIR") << endl;
    t << "INSTALL_FILE  = " << var("QMAKE_INSTALL_FILE") << endl;
    t << "INSTALL_DIR   = " << var("QMAKE_INSTALL_DIR") << endl;

    t << "DEL_FILE      = " << var("QMAKE_DEL_FILE") << endl;
    t << "SYMLINK       = " << var("QMAKE_SYMBOLIC_LINK") << endl;
    t << "DEL_DIR       = " << var("QMAKE_DEL_DIR") << endl;
    t << "MOVE          = " << var("QMAKE_MOVE") << endl;
    t << "CHK_DIR_EXISTS= " << var("QMAKE_CHK_DIR_EXISTS") << endl;
    t << "MKDIR         = " << var("QMAKE_MKDIR") << endl;
    if(!project->isEmpty("QMAKE_MACOSX_DEPLOYMENT_TARGET"))
        t << "export MACOSX_DEPLOYMENT_TARGET = " //exported to children processes
          << project->first("QMAKE_MACOSX_DEPLOYMENT_TARGET") << endl;
    t << endl;

    t << "####### Output directory" << endl << endl;
    if (! project->variables()["OBJECTS_DIR"].isEmpty())
        t << "OBJECTS_DIR   = " << var("OBJECTS_DIR") << endl;
    else
        t << "OBJECTS_DIR   = ./" << endl;
    t << endl;

    /* files */
    t << "####### Files" << endl << endl;
    t << "SOURCES       = " << varList("SOURCES") << " " << varList("GENERATED_SOURCES") << endl;
    if(do_incremental) {
        QStringList &objs = project->variables()["OBJECTS"], &incrs = project->variables()["QMAKE_INCREMENTAL"], incrs_out;
        t << "OBJECTS       = ";
        for(QStringList::Iterator objit = objs.begin(); objit != objs.end(); ++objit) {
            bool increment = false;
            for(QStringList::Iterator incrit = incrs.begin(); incrit != incrs.end(); ++incrit) {
                if((*objit).indexOf(QRegExp((*incrit), Qt::CaseSensitive,
                                    QRegExp::Wildcard)) != -1) {
                    increment = true;
                    incrs_out.append((*objit));
                    break;
                }
            }
            if(!increment)
                t << "\\\n\t\t" << (*objit);
        }
        if(incrs_out.count() == objs.count()) { //we just switched places, no real incrementals to be done!
            t << incrs_out.join(" \\\n\t\t") << endl;
        } else if(!incrs_out.count()) {
            t << endl;
        } else {
            src_incremental = true;
            t << endl;
            t << "INCREMENTAL_OBJECTS = " << incrs_out.join(" \\\n\t\t") << endl;
        }
    } else {
        t << "OBJECTS       = " << varList("OBJECTS") << endl;
    }
    if(do_incremental && !src_incremental)
        do_incremental = false;
    t << "DIST          = " << valList(fileFixify(project->variables()["DISTFILES"])) << endl;
    t << "QMAKE_TARGET  = " << var("QMAKE_ORIG_TARGET") << endl;
    t << "DESTDIR       = " << var("DESTDIR") << endl;
    if(project->isActiveConfig("compile_libtool"))
        t << "TARGETL       = " << var("TARGET_la") << endl;
    t << "TARGET        = " << var("TARGET") << endl;
    if(project->isActiveConfig("plugin")) {
        t << "TARGETD       = " << var("TARGET") << endl;
    } else if(!project->isActiveConfig("staticlib") && project->variables()["QMAKE_APP_FLAG"].isEmpty()) {
        t << "TARGETA       = " << var("TARGETA") << endl;
        if(!project->isEmpty("QMAKE_BUNDLE_NAME")) {
            t << "TARGETD       = " << var("TARGET_x.y") << endl;
            t << "TARGET0       = " << var("TARGET_") << endl;
        } else if(project->isEmpty("QMAKE_HPUX_SHLIB")) {
            t << "TARGETD       = " << var("TARGET_x.y.z") << endl;
            t << "TARGET0       = " << var("TARGET_") << endl;
            t << "TARGET1       = " << var("TARGET_x") << endl;
            t << "TARGET2       = " << var("TARGET_x.y") << endl;
        } else {
            t << "TARGETD       = " << var("TARGET_x") << endl;
            t << "TARGET0       = " << var("TARGET_") << endl;
        }
    }
    writeExtraCompilerVariables(t);
    writeExtraVariables(t);
    t << endl;

    // blasted includes
    QStringList &qeui = project->variables()["QMAKE_EXTRA_INCLUDES"];
    QStringList::Iterator it;
    for(it = qeui.begin(); it != qeui.end(); ++it)
        t << "include " << (*it) << endl;

    /* rules */
    t << "first: all" << endl;
    t << "####### Implicit rules" << endl << endl;
    t << ".SUFFIXES: .c " << Option::obj_ext;
    QStringList::Iterator cppit;
    for(cppit = Option::cpp_ext.begin(); cppit != Option::cpp_ext.end(); ++cppit)
        t << " " << (*cppit);
    t << endl << endl;
    for(cppit = Option::cpp_ext.begin(); cppit != Option::cpp_ext.end(); ++cppit)
        t << (*cppit) << Option::obj_ext << ":\n\t" << var("QMAKE_RUN_CXX_IMP") << endl << endl;
    t << ".c" << Option::obj_ext << ":\n\t" << var("QMAKE_RUN_CC_IMP") << endl << endl;

    if(include_deps) {
        QString cmd=var("QMAKE_CFLAGS_DEPS") + " ";
        cmd += varGlue("DEFINES","-D"," -D","") + varGlue("PRL_EXPORT_DEFINES"," -D"," -D","");
        if(!project->isEmpty("QMAKE_ABSOLUTE_SOURCE_PATH"))
            cmd += " -I" + project->first("QMAKE_ABSOLUTE_SOURCE_PATH") + " ";
        cmd += " $(INCPATH) " + varGlue("DEPENDPATH", "-I", " -I", "");
        QString odir;
        if(!project->variables()["OBJECTS_DIR"].isEmpty())
            odir = project->first("OBJECTS_DIR");
        t << "###### Dependencies" << endl << endl;
        t << odir << ".deps/%.d: %.cpp\n\t";
        if(project->isActiveConfig("echo_depend_creation"))
            t << "@echo Creating depend for $<" << "\n\t";
        t << mkdir_p_asstring("$(@D)") << "\n\t"
          << "@$(CXX) " << cmd << " $< | sed \"s,^\\($(*F).o\\):," << odir << "\\1:,g\" >$@" << endl << endl;

        t << odir << ".deps/%.d: %.c\n\t";