unixmake2.cpp

Linux下的基于X11的图形开发环境。

/****************************************************************************
** $Id: qt/unixmake2.cpp   3.1.1   edited Nov 20 00:34 $
**
** Definition of ________ class.
**
** Created : 970521
**
** Copyright (C) 1992-2002 Trolltech AS.  All rights reserved.
**
** This file is part of the network module of the Qt GUI Toolkit.
**
** This file may be distributed under the terms of the Q Public License
** as defined by Trolltech AS of Norway and appearing in the file
** LICENSE.QPL included in the packaging of this file.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** Licensees holding valid Qt Enterprise Edition licenses may use this
** file in accordance with the Qt Commercial License Agreement provided
** with the Software.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/pricing.html or email [e-mail] for
**   information about Qt Commercial License Agreements.
** See http://www.trolltech.com/qpl/ for QPL licensing information.
** See http://www.trolltech.com/gpl/ for GPL licensing information.
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** Contact [e-mail] if any conditions of this licensing are
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**********************************************************************/

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


UnixMakefileGenerator::UnixMakefileGenerator(QMakeProject *p) : MakefileGenerator(p), init_flag(FALSE), include_deps(FALSE)
{

}

bool
UnixMakefileGenerator::writeMakefile(QTextStream &t)
{
    writeHeader(t);
    if(!project->variables()["QMAKE_FAILED_REQUIREMENTS"].isEmpty()) {
	t << "all clean:" << "\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") {
	writeSubdirs(t);
	return TRUE;
    }
    return FALSE;
}

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

    t << "####### Compiler, tools and options" << endl << endl;
    t << "CC       = ";
    if (project->isActiveConfig("thread") &&
	! project->variables()["QMAKE_CC_THREAD"].isEmpty())
	t << var("QMAKE_CC_THREAD") << endl;
    else
	t << var("QMAKE_CC") << endl;

    t << "CXX      = ";
    if (project->isActiveConfig("thread") &&
	! project->variables()["QMAKE_CXX_THREAD"].isEmpty())
	t << var("QMAKE_CXX_THREAD") << endl;
    else
	t << var("QMAKE_CXX") << endl;

    t << "LEX      = " << var("QMAKE_LEX") << endl;
    t << "YACC     = " << var("QMAKE_YACC") << endl;
    t << "CFLAGS   = " << var("QMAKE_CFLAGS") << " "
      << varGlue("PRL_EXPORT_DEFINES","-D"," -D","") << " "
      << varGlue("DEFINES","-D"," -D","") << endl;
    t << "CXXFLAGS = " << var("QMAKE_CXXFLAGS") << " "
      << varGlue("PRL_EXPORT_DEFINES","-D"," -D","") << " "
      << varGlue("DEFINES","-D"," -D","") << endl;
    t << "LEXFLAGS = " << var("QMAKE_LEXFLAGS") << endl;
    t << "YACCFLAGS= " << var("QMAKE_YACCFLAGS") << endl;
    t << "INCPATH  = " << "-I" << specdir();
    {
	QString pwd = fileFixify(QDir::currentDirPath());
	if(pwd.isEmpty())
	    pwd = ".";
	t << " -I" << pwd;
    }
    t << varGlue("INCLUDEPATH"," -I", " -I", "") << endl;

    if(!project->isActiveConfig("staticlib")) {
	t << "LINK     = ";
	if (project->isActiveConfig("thread") &&
	    ! project->variables()["QMAKE_LINK_THREAD"].isEmpty())
	    t << var("QMAKE_LINK_THREAD") << endl;
	else
	    t << var("QMAKE_LINK") << endl;

	t << "LFLAGS   = " << var("QMAKE_LFLAGS") << endl;
	t << "LIBS     = " << "$(SUBLIBS) " << var("QMAKE_LIBDIR_FLAGS") << " " << var("QMAKE_LIBS") << endl;
    }

    t << "AR       = " << var("QMAKE_AR") << endl;
    t << "RANLIB   = " << var("QMAKE_RANLIB") << endl;
    t << "MOC      = " << var("QMAKE_MOC") << endl;
    t << "UIC      = "	<< var("QMAKE_UIC") << endl;
    t << "QMAKE    = "	<< (project->isEmpty("QMAKE_QMAKE") ? QString("qmake") : var("QMAKE_QMAKE")) << endl;
    t << "TAR      = "	<< var("QMAKE_TAR") << endl;
    t << "GZIP     = " << var("QMAKE_GZIP") << endl;
    t << "COPY     = " << var("QMAKE_COPY") << endl;
    t << "COPY_FILE= " << var("QMAKE_COPY_FILE") << endl;
    t << "COPY_DIR = " << var("QMAKE_COPY_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;
    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 << "HEADERS = " << varList("HEADERS") << endl;
    t << "SOURCES = " << varList("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).find(QRegExp((*incrit), TRUE, TRUE)) != -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;
    }
    t << "FORMS = " << varList("FORMS") << endl;
    t << "UICDECLS = " << varList("UICDECLS") << endl;
    t << "UICIMPLS = " << varList("UICIMPLS") << endl;
    QString srcMoc = varList("SRCMOC"), objMoc = varList("OBJMOC");
    t << "SRCMOC   = " << srcMoc << endl;
    if(do_incremental) {
	QStringList &objs = project->variables()["OBJMOC"],
		   &incrs = project->variables()["QMAKE_INCREMENTAL"], incrs_out;
	t << "OBJMOC = ";
	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).find(QRegExp((*incrit), TRUE, TRUE)) != -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 {
	    moc_incremental = TRUE;
	    t << endl;
	    t << "INCREMENTAL_OBJMOC = " << incrs_out.join(" \\\n\t\t") << endl;
	}
    } else {
	t << "OBJMOC = " << objMoc << endl;
    }
    if(do_incremental && !moc_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;
    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_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;
	}
    }
    t << endl;

    // blasted incldues
    QStringList &qeui = project->variables()["QMAKE_EXTRA_UNIX_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";
    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) << ".o:\n\t" << var("QMAKE_RUN_CXX_IMP") << endl << endl;
    t << ".c.o:\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"
	  << "@echo Creating depend for $<" << "\n\t"
	  << "@test -d $(@D) || mkdir -p $(@D)" << "\n\t"
	  << "@$(CXX) " << cmd << " $< | sed \"s,^\\($(*F).o\\):," << odir << "\\1:,g\" >$@" << endl << endl;

	t << odir << ".deps/%.d: %.c\n\t"
	  << "@echo Creating depend for $<" << "\n\t"
	  << "@test -d $(@D) || mkdir -p $(@D)" << "\n\t"
	  << "@$(CC) " << cmd << " $< | sed \"s,^\\($(*F).o\\):," << odir << "\\1:,g\" >$@" << endl << endl;


	QString src[] = { "SOURCES", "UICIMPLS", "SRCMOC", QString::null };
	for(int x = 0; !src[x].isNull(); x++) {
	    QStringList &l = project->variables()[src[x]];
	    for(QStringList::Iterator it = l.begin(); it != l.end(); ++it) {
		if(!(*it).isEmpty()) {
		    QString d_file;
		    if((*it).endsWith(".c")) {
			d_file = (*it).left((*it).length() - 2);
		    } else {
			for(QStringList::Iterator cppit = Option::cpp_ext.begin();
			    cppit != Option::cpp_ext.end(); ++cppit) {
			    if((*it).endsWith((*cppit))) {
				d_file = (*it).left((*it).length() - (*cppit).length());
				break;
			    }
			}
		    }
		    if(!d_file.isEmpty()) {
			d_file = odir + ".deps/" + d_file + ".d";
			QStringList deps = findDependencies((*it)).grep(QRegExp(Option::moc_ext + "$"));
			if(!deps.isEmpty())
			    t << d_file << ": " << deps.join(" ") << endl;
			t << "-include " << d_file << endl;
		    }
		}
	    }
	}
    }

    t << "####### Build rules" << endl << endl;
    if(!project->variables()["SUBLIBS"].isEmpty()) {
	QString libdir = "tmp/";
	if(!project->isEmpty("SUBLIBS_DIR"))
	    libdir = project->first("SUBLIBS_DIR");
	t << "SUBLIBS= ";
	QStringList &l = project->variables()["SUBLIBS"];
	for(QStringList::Iterator it = l.begin(); it != l.end(); ++it)
	    t << libdir << "lib" << (*it) << ".a ";
	t << endl << endl;
    }
    if(project->isActiveConfig("depend_prl") && !project->isEmpty("QMAKE_PRL_INTERNAL_FILES")) {
	QStringList &l = project->variables()["QMAKE_PRL_INTERNAL_FILES"];
	QStringList::Iterator it;
	for(it = l.begin(); it != l.end(); ++it) {
	    QMakeProject proj;
	    if(proj.read((*it), QDir::currentDirPath()) && !proj.isEmpty("QMAKE_PRL_BUILD_DIR")) {
		QString dir;
		int slsh = (*it).findRev(Option::dir_sep);
		if(slsh != -1)
		    dir = (*it).left(slsh + 1);
		QString targ = dir + proj.first("QMAKE_PRL_TARGET");
		deps += " " + targ;
		t << targ << ":" << "\n\t"
		  << "@echo \"Creating '" << targ << "'\"" << "\n\t"
		  << "(cd " << proj.first("QMAKE_PRL_BUILD_DIR") << ";"
		  << "$(MAKE) )" << endl;
	    }
	}
    }
    if(!project->variables()["QMAKE_APP_FLAG"].isEmpty()) {
	QString destdir = project->first("DESTDIR");
	if(do_incremental) {
	    //incremental target
	    QString incr_target = var("TARGET") + "_incremental";
	    if(incr_target.find(Option::dir_sep) != -1)
		incr_target = incr_target.right(incr_target.length() -
						(incr_target.findRev(Option::dir_sep) + 1));
	    QString incr_deps, incr_objs;
	    if(project->first("QMAKE_INCREMENTAL_STYLE") == "ld") {
		QString incr_target_dir = var("OBJECTS_DIR") + incr_target + Option::obj_ext;
		//actual target
		t << incr_target_dir << ": $(OBJECTS)" << "\n\t"
		  << "ld -r  -o "<< incr_target_dir << " $(OBJECTS)" << endl;
		//communicated below
		deps.prepend(incr_target_dir + " ");
		incr_deps = "$(UICDECLS) $(INCREMENTAL_OBJECTS) $(INCREMENTAL_OBJMOC) $(OBJMOC)";
		if(!incr_objs.isEmpty())
		    incr_objs += " ";
		incr_objs += incr_target_dir;
	    } else {
		//actual target
		QString incr_target_dir = var("DESTDIR") + "lib" + incr_target + "." +
					  project->variables()["QMAKE_EXTENSION_SHLIB"].first();
		QString incr_lflags = var("QMAKE_LFLAGS_SHLIB") + " ";
		if(project->isActiveConfig("debug"))
		    incr_lflags += var("QMAKE_LFLAGS_DEBUG");