/****************************************************************************
 **
 ** Copyright (C) 1992-2007 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 sales@trolltech.com.
 **
 ** 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 <qregexp.h>
#include <qfile.h>
#include <qhash.h>
#include <qdir.h>
#include <time.h>


void
UnixMakefileGenerator::init()
{
    if(init_flag)
        return;
    init_flag = true;

    if(!project->isEmpty("QMAKE_FAILED_REQUIREMENTS")) /* no point */
        return;

    QStringList &configs = project->values("CONFIG");

    //defaults
    if(project->isEmpty("ICON") && !project->isEmpty("RC_FILE"))
        project->values("ICON") = project->values("RC_FILE");
    if(project->isEmpty("QMAKE_EXTENSION_SHLIB")) {
        if(project->isEmpty("QMAKE_CYGWIN_SHLIB")) {
            project->values("QMAKE_EXTENSION_SHLIB").append("so");
        } else {
            project->values("QMAKE_EXTENSION_SHLIB").append("dll");
        }
    }
    if(project->isEmpty("QMAKE_CFLAGS_PRECOMPILE"))
        project->values("QMAKE_CFLAGS_PRECOMPILE").append("-x c-header -c");
    if(project->isEmpty("QMAKE_CXXFLAGS_PRECOMPILE"))
        project->values("QMAKE_CXXFLAGS_PRECOMPILE").append("-x c++-header -c");
    if(project->isActiveConfig("objective_c")) {
        if(project->isEmpty("QMAKE_OBJCFLAGS_PRECOMPILE"))
            project->values("QMAKE_OBJCFLAGS_PRECOMPILE").append("-x objective-c-header -c");
        if(project->isEmpty("QMAKE_OBJCXXFLAGS_PRECOMPILE"))
            project->values("QMAKE_OBJCXXFLAGS_PRECOMPILE").append("-x objective-c++-header -c");
    }
    if(project->isEmpty("QMAKE_CFLAGS_USE_PRECOMPILE"))
        project->values("QMAKE_CFLAGS_USE_PRECOMPILE").append("-include");
    if(project->isEmpty("QMAKE_EXTENSION_PLUGIN"))
        project->values("QMAKE_EXTENSION_PLUGIN").append(project->first("QMAKE_EXTENSION_SHLIB"));
    if(project->isEmpty("QMAKE_COPY_FILE"))
        project->values("QMAKE_COPY_FILE").append("$(COPY)");
    if(project->isEmpty("QMAKE_COPY_DIR"))
        project->values("QMAKE_COPY_DIR").append("$(COPY) -R");
    if(project->isEmpty("QMAKE_INSTALL_FILE"))
        project->values("QMAKE_INSTALL_FILE").append("$(COPY_FILE)");
    if(project->isEmpty("QMAKE_INSTALL_DIR"))
        project->values("QMAKE_INSTALL_DIR").append("$(COPY_DIR)");
    if(project->isEmpty("QMAKE_INSTALL_PROGRAM"))
        project->values("QMAKE_INSTALL_PROGRAM").append("$(COPY_FILE)");
    if(project->isEmpty("QMAKE_LIBTOOL"))
        project->values("QMAKE_LIBTOOL").append("libtool --silent");
    if(project->isEmpty("QMAKE_SYMBOLIC_LINK"))
        project->values("QMAKE_SYMBOLIC_LINK").append("ln -sf");

    /* this should probably not be here, but I'm using it to wrap the .t files */
    if(project->first("TEMPLATE") == "app")
        project->values("QMAKE_APP_FLAG").append("1");
    else if(project->first("TEMPLATE") == "lib")
        project->values("QMAKE_LIB_FLAG").append("1");
    else if(project->first("TEMPLATE") == "subdirs") {
        MakefileGenerator::init();
        if(project->isEmpty("MAKEFILE"))
            project->values("MAKEFILE").append("Makefile");
        if(project->isEmpty("QMAKE_QMAKE"))
            project->values("QMAKE_QMAKE").append("qmake");
        if(project->values("QMAKE_INTERNAL_QMAKE_DEPS").indexOf("qmake_all") == -1)
            project->values("QMAKE_INTERNAL_QMAKE_DEPS").append("qmake_all");
        return; /* subdirs is done */
    }

    //If the TARGET looks like a path split it into DESTDIR and the resulting TARGET
    if(!project->isEmpty("TARGET")) {
        project->values("TARGET") = escapeFilePaths(project->values("TARGET"));
        QString targ = unescapeFilePath(project->first("TARGET"));
        int slsh = qMax(targ.lastIndexOf('/'), targ.lastIndexOf(Option::dir_sep));
        if(slsh != -1) {
            if(project->isEmpty("DESTDIR"))
                project->values("DESTDIR").append("");
            else if(project->first("DESTDIR").right(1) != Option::dir_sep)
                project->values("DESTDIR") = QStringList(project->first("DESTDIR") + Option::dir_sep);
            project->values("DESTDIR") = QStringList(project->first("DESTDIR") + targ.left(slsh+1));
            project->values("TARGET") = QStringList(targ.mid(slsh+1));
        }
    }

    project->values("QMAKE_ORIG_TARGET") = project->values("TARGET");
    project->values("QMAKE_ORIG_DESTDIR") = project->values("DESTDIR");
    project->values("QMAKE_LIBS") += project->values("LIBS");
    if((!project->isEmpty("QMAKE_LIB_FLAG") && !project->isActiveConfig("staticlib")) ||
       (project->isActiveConfig("qt") &&  project->isActiveConfig("plugin"))) {
        if(configs.indexOf("dll") == -1) configs.append("dll");
    } else if(!project->isEmpty("QMAKE_APP_FLAG") || project->isActiveConfig("dll")) {
        configs.removeAll("staticlib");
    }
    if(!project->isEmpty("QMAKE_INCREMENTAL"))
        project->values("QMAKE_LFLAGS") += project->values("QMAKE_LFLAGS_INCREMENTAL");
    else if(!project->isEmpty("QMAKE_LFLAGS_PREBIND") &&
            !project->values("QMAKE_LIB_FLAG").isEmpty() &&
            project->isActiveConfig("dll"))
        project->values("QMAKE_LFLAGS") += project->values("QMAKE_LFLAGS_PREBIND");
    if(!project->isEmpty("QMAKE_INCDIR"))
        project->values("INCLUDEPATH") += project->values("QMAKE_INCDIR");
    if(!project->isEmpty("QMAKE_LIBDIR")) {
        const QStringList &libdirs = project->values("QMAKE_LIBDIR");
        for(QStringList::ConstIterator it = libdirs.begin(); it != libdirs.end(); ++it) {
            if(!project->isEmpty("QMAKE_LFLAGS_RPATH") && project->isActiveConfig("rpath_libdirs"))
                project->values("QMAKE_LFLAGS") += var("QMAKE_LFLAGS_RPATH") + (*it);
            project->values("QMAKE_LIBDIR_FLAGS") += "-L" + escapeFilePath((*it));
        }
    }
    if(project->isActiveConfig("macx") && !project->isEmpty("QMAKE_FRAMEWORKDIR")) {
        const QStringList &fwdirs = project->values("QMAKE_FRAMEWORKDIR");
        for(QStringList::ConstIterator it = fwdirs.begin(); it != fwdirs.end(); ++it) {
            project->values("QMAKE_FRAMEWORKDIR_FLAGS") += "-F" + escapeFilePath((*it));
        }
    }
    if(!project->isEmpty("QMAKE_RPATHDIR")) {
        const QStringList &rpathdirs = project->values("QMAKE_RPATHDIR");
        for(QStringList::ConstIterator it = rpathdirs.begin(); it != rpathdirs.end(); ++it) {
            if(!project->isEmpty("QMAKE_LFLAGS_RPATH"))
                project->values("QMAKE_LFLAGS") += var("QMAKE_LFLAGS_RPATH") + escapeFilePath(QFileInfo((*it)).absoluteFilePath());
        }
    }
    QString compile_flag = var("QMAKE_COMPILE_FLAG");
    if(compile_flag.isEmpty())
        compile_flag = "-c";
    if(doPrecompiledHeaders() && !project->isEmpty("PRECOMPILED_HEADER")) {
        QString prefix_flags = project->first("QMAKE_CFLAGS_PREFIX_INCLUDE");
        if(prefix_flags.isEmpty())
            prefix_flags = "-include";
        QString includename;
        if(!project->isEmpty("OBJECTS_DIR")) {
            includename = Option::fixPathToTargetOS(project->first("OBJECTS_DIR"));
            if(!includename.endsWith(Option::dir_sep))
                includename += Option::dir_sep;
        }
        includename += project->first("QMAKE_ORIG_TARGET");
        compile_flag += " " + prefix_flags + " " + includename;
    }
    if(project->isEmpty("QMAKE_RUN_CC"))
        project->values("QMAKE_RUN_CC").append("$(CC) " + compile_flag + " $(CFLAGS) $(INCPATH) -o $obj $src");
    if(project->isEmpty("QMAKE_RUN_CC_IMP"))
        project->values("QMAKE_RUN_CC_IMP").append("$(CC) " + compile_flag + " $(CFLAGS) $(INCPATH) -o \"$@\" \"$<\"");
    if(project->isEmpty("QMAKE_RUN_CXX"))
        project->values("QMAKE_RUN_CXX").append("$(CXX) " + compile_flag + " $(CXXFLAGS) $(INCPATH) -o $obj $src");
    if(project->isEmpty("QMAKE_RUN_CXX_IMP"))
        project->values("QMAKE_RUN_CXX_IMP").append("$(CXX) " + compile_flag + " $(CXXFLAGS) $(INCPATH) -o \"$@\" \"$<\"");

    project->values("QMAKE_FILETAGS") << "SOURCES" << "GENERATED_SOURCES" << "TARGET" << "DESTDIR";
    if(!project->isEmpty("QMAKE_EXTRA_COMPILERS")) {
        const QStringList &quc = project->values("QMAKE_EXTRA_COMPILERS");
        for(QStringList::ConstIterator it = quc.begin(); it != quc.end(); ++it)
            project->values("QMAKE_FILETAGS") += project->values((*it)+".input");
    }

    if(project->isActiveConfig("GNUmake") && !project->isEmpty("QMAKE_CFLAGS_DEPS"))
        include_deps = true; //do not generate deps
    if(project->isActiveConfig("compile_libtool"))
        Option::obj_ext = ".lo"; //override the .o

    MakefileGenerator::init();

    if(project->isActiveConfig("macx") && !project->isEmpty("TARGET") && !project->isActiveConfig("compile_libtool") &&
       ((project->isActiveConfig("build_pass") || project->isEmpty("BUILDS")))) {
        QString bundle;
        if(project->isActiveConfig("bundle") && !project->isEmpty("QMAKE_BUNDLE_EXTENSION")) {
            bundle = unescapeFilePath(project->first("TARGET"));
            if(!project->isEmpty("QMAKE_BUNDLE_NAME"))
                bundle = unescapeFilePath(project->first("QMAKE_BUNDLE_NAME"));
            if(!bundle.endsWith(project->first("QMAKE_BUNDLE_EXTENSION")))
                bundle += project->first("QMAKE_BUNDLE_EXTENSION");
        } else if(project->first("TEMPLATE") == "app" && project->isActiveConfig("app_bundle")) {
            bundle = unescapeFilePath(project->first("TARGET"));
            if(!project->isEmpty("QMAKE_APPLICATION_BUNDLE_NAME"))
                bundle = unescapeFilePath(project->first("QMAKE_APPLICATION_BUNDLE_NAME"));
            if(!bundle.endsWith(".app"))
                bundle += ".app";
            if(project->isEmpty("QMAKE_BUNDLE_LOCATION"))
                project->values("QMAKE_BUNDLE_LOCATION").append("Contents/MacOS");
            project->values("QMAKE_PKGINFO").append(project->first("DESTDIR") + bundle + "/Contents/PkgInfo");
        } else if(project->first("TEMPLATE") == "lib" && !project->isActiveConfig("staticlib") &&
                  ((!project->isActiveConfig("plugin") && project->isActiveConfig("lib_bundle")) ||
                   (project->isActiveConfig("plugin") && project->isActiveConfig("plugin_bundle")))) {
            bundle = unescapeFilePath(project->first("TARGET"));
            if(project->isActiveConfig("plugin")) {
                if(!project->isEmpty("QMAKE_PLUGIN_BUNDLE_NAME"))
                    bundle = unescapeFilePath(project->first("QMAKE_PLUGIN_BUNDLE_NAME"));
                if(!bundle.endsWith(".plugin"))
                    bundle += ".plugin";
                if(project->isEmpty("QMAKE_BUNDLE_LOCATION"))
                    project->values("QMAKE_BUNDLE_LOCATION").append("Contents/MacOS");
            } else {
                if(!project->isEmpty("QMAKE_FRAMEWORK_BUNDLE_NAME"))
                    bundle = unescapeFilePath(project->first("QMAKE_FRAMEWORK_BUNDLE_NAME"));
                if(!bundle.endsWith(".framework"))
                    bundle += ".framework";
            }
        }
        if(!bundle.isEmpty()) {
            project->values("QMAKE_BUNDLE_NAME") = QStringList(bundle);
            project->values("ALL_DEPS") += project->first("QMAKE_PKGINFO");
        } else {
            project->values("QMAKE_BUNDLE_NAME").clear();
            project->values("QMAKE_BUNDLE_LOCATION").clear();
        }
    } else { //no bundling here
        project->values("QMAKE_BUNDLE_NAME").clear();
        project->values("QMAKE_BUNDLE_LOCATION").clear();
    }

    if(!project->isEmpty("QMAKE_INTERNAL_INCLUDED_FILES"))
        project->values("DISTFILES") += project->values("QMAKE_INTERNAL_INCLUDED_FILES");
    project->values("DISTFILES") += project->projectFile();

    init2();
    project->values("QMAKE_INTERNAL_PRL_LIBS") << "QMAKE_LIBDIR_FLAGS" << "QMAKE_FRAMEWORKDIR_FLAG" << "QMAKE_LIBS";
    if(!project->isEmpty("QMAKE_MAX_FILES_PER_AR")) {
        bool ok;
        int max_files = project->first("QMAKE_MAX_FILES_PER_AR").toInt(&ok);
        QStringList ar_sublibs, objs = project->values("OBJECTS");
        if(ok && max_files > 5 && max_files < (int)objs.count()) {
            int obj_cnt = 0, lib_cnt = 0;
            QString lib;
            for(QStringList::Iterator objit = objs.begin(); objit != objs.end(); ++objit) {
                if((++obj_cnt) >= max_files) {
                    if(lib_cnt) {
                        lib.sprintf("lib%s-tmp%d.a",
                                    project->first("QMAKE_ORIG_TARGET").toLatin1().constData(), lib_cnt);
                        ar_sublibs << lib;
                        obj_cnt = 0;
                    }
                    lib_cnt++;
                }
            }
        }
        if(!ar_sublibs.isEmpty()) {
            project->values("QMAKE_AR_SUBLIBS") = ar_sublibs;
            project->values("QMAKE_INTERNAL_PRL_LIBS") << "QMAKE_AR_SUBLIBS";
        }
    }

    if(project->isActiveConfig("compile_libtool")) {
        const QString libtoolify[] = { "QMAKE_RUN_CC", "QMAKE_RUN_CC_IMP",
                                       "QMAKE_RUN_CXX", "QMAKE_RUN_CXX_IMP",
                                       "QMAKE_LINK_THREAD", "QMAKE_LINK", "QMAKE_AR_CMD", "QMAKE_LINK_SHLIB_CMD",
                                       QString() };
        for(int i = 0; !libtoolify[i].isNull(); i++) {
            QStringList &l = project->values(libtoolify[i]);
            if(!l.isEmpty()) {
                QString libtool_flags, comp_flags;
                if(libtoolify[i].startsWith("QMAKE_LINK") || libtoolify[i] == "QMAKE_AR_CMD") {
                    libtool_flags += " --mode=link";
                    if(project->isActiveConfig("staticlib")) {
                        libtool_flags += " -static";
                    } else {
                        if(!project->isEmpty("QMAKE_LIB_FLAG")) {
                            int maj = project->first("VER_MAJ").toInt();
                            int min = project->first("VER_MIN").toInt();
                            int pat = project->first("VER_PAT").toInt();
                            comp_flags += " -version-info " + QString::number(10*maj + min) +
                                          ":" + QString::number(pat) + ":0";
                            if(libtoolify[i] != "QMAKE_AR_CMD") {
                                QString rpath = Option::output_dir;
                                if(!project->isEmpty("DESTDIR")) {
                                    rpath = project->first("DESTDIR");
                                    if(QDir::isRelativePath(rpath))
                                        rpath.prepend(Option::output_dir + Option::dir_sep);
                                }
                                comp_flags += " -rpath " + Option::fixPathToTargetOS(rpath, false);
                            }
                        }
                    }
                    if(project->isActiveConfig("plugin"))
                        libtool_flags += " -module";
                } else {
                    libtool_flags += " --mode=compile";
                }
                l.first().prepend("$(LIBTOOL)" + libtool_flags + " ");
                if(!comp_flags.isEmpty())
                    l.first() += comp_flags;
            }
        }
    }
}

void
UnixMakefileGenerator::processPrlVariable(const QString &var, const QStringList &l)
{
    if(var == "QMAKE_PRL_LIBS") {
        project->values("QMAKE_CURRENT_PRL_LIBS") += l;
    } else
        MakefileGenerator::processPrlVariable(var, l);
}

QStringList
&UnixMakefileGenerator::findDependencies(const QString &file)
{
    QStringList &ret = MakefileGenerator::findDependencies(file);
    // Note: The QMAKE_IMAGE_COLLECTION file have all images
    // as dependency, so don't add precompiled header then
    if(doPrecompiledHeaders() && !project->isEmpty("PRECOMPILED_HEADER")
       && file != project->first("QMAKE_IMAGE_COLLECTION")) {
        QString header_prefix;
        if(!project->isEmpty("OBJECTS_DIR"))
            header_prefix = project->first("OBJECTS_DIR");
        header_prefix += project->first("QMAKE_ORIG_TARGET") + ".gch" + Option::dir_sep;
        header_prefix += project->first("QMAKE_PRECOMP_PREFIX");
        for(QStringList::Iterator it = Option::c_ext.begin(); it != Option::c_ext.end(); ++it) {
            if(file.endsWith(*it)) {
                if(!project->isEmpty("QMAKE_CFLAGS_PRECOMPILE")) {
                    QString precomp_c_h = header_prefix + "c";
                    if(!ret.contains(precomp_c_h))
                        ret += precomp_c_h;
                }
                if(project->isActiveConfig("objective_c")) {
                    if(!project->isEmpty("QMAKE_OBJCFLAGS_PRECOMPILE")) {
                        QString precomp_objc_h = header_prefix + "objective-c";
                        if(!ret.contains(precomp_objc_h))
                            ret += precomp_objc_h;
                    }
                    if(!project->isEmpty("QMAKE_OBJCXXFLAGS_PRECOMPILE")) {
                        QString precomp_objcpp_h = header_prefix + "objective-c++";
                        if(!ret.contains(precomp_objcpp_h))
                            ret += precomp_objcpp_h;
                    }
                }
                break;
            }
        }
        for(QStringList::Iterator it = Option::cpp_ext.begin(); it != Option::cpp_ext.end(); ++it) {
            if(file.endsWith(*it)) {
                if(!project->isEmpty("QMAKE_CXXFLAGS_PRECOMPILE")) {
                    QString precomp_cpp_h = header_prefix + "c++";
                    if(!ret.contains(precomp_cpp_h))
                        ret += precomp_cpp_h;
                }
                if(project->isActiveConfig("objective_c")) {
                    if(!project->isEmpty("QMAKE_OBJCXXFLAGS_PRECOMPILE")) {
                        QString precomp_objcpp_h = header_prefix + "objective-c++";
                        if(!ret.contains(precomp_objcpp_h))
                            ret += precomp_objcpp_h;
                    }
                }
                break;
            }
        }
    }
    return ret;
}

bool
UnixMakefileGenerator::findLibraries()
{
    QList<QMakeLocalFileName> libdirs, frameworkdirs;
    frameworkdirs.append(QMakeLocalFileName("/System/Library/Frameworks"));
    frameworkdirs.append(QMakeLocalFileName("/Library/Frameworks"));
    const QString lflags[] = { "QMAKE_LIBDIR_FLAGS", "QMAKE_FRAMEWORKDIR_FLAGS", "QMAKE_LFLAGS", "QMAKE_LIBS", QString() };
    for(int i = 0; !lflags[i].isNull(); i++) {
        QStringList &l = project->values(lflags[i]);
        for(QStringList::Iterator it = l.begin(); it != l.end(); ++it) {
            bool do_suffix = true;
            QString stub, dir, extn, opt = (*it).trimmed();
            if(opt.startsWith("-")) {
                if(opt.startsWith("-L")) {
                    libdirs.append(QMakeLocalFileName(opt.right(opt.length()-2)));
                } else if(opt.startsWith("-l")) {
                    stub = opt.mid(2);
                } else if(Option::target_mode == Option::TARG_MACX_MODE && opt.startsWith("-F")) {
                    frameworkdirs.append(QMakeLocalFileName(opt.right(opt.length()-2)));
                } else if(Option::target_mode == Option::TARG_MACX_MODE && opt.startsWith("-framework")) {
                    if(opt.length() > 11) {
                        opt = opt.mid(11);
                    } else {
                        ++it;
                        opt = (*it);
                    }
                    do_suffix = false;
                    extn = "";
                    dir = "/System/Library/Frameworks/" + opt + ".framework/";
                    stub = opt;
                }
            } else {
                extn = dir = "";
                stub = opt;
                int slsh = opt.lastIndexOf(Option::dir_sep);
                if(slsh != -1) {
                    dir = opt.left(slsh);
                    stub = opt.mid(slsh+1);
                }
                QRegExp stub_reg("^.*lib(" + stub + "[^./=]*)\\.(.*)$");
                if(stub_reg.exactMatch(stub)) {
                    stub = stub_reg.cap(1);
                    extn = stub_reg.cap(2);
                }
            }
            if(!stub.isEmpty()) {
                if(do_suffix && !project->isEmpty("QMAKE_" + stub.toUpper() + "_SUFFIX"))
                    stub += project->first("QMAKE_" + stub.toUpper() + "_SUFFIX");
                bool found = false;
                QStringList extens;
                if(!extn.isNull())
                    extens << extn;
                else
                    extens << project->values("QMAKE_EXTENSION_SHLIB").first() << "a";
                for(QStringList::Iterator extit = extens.begin(); extit != extens.end(); ++extit) {
                    if(dir.isNull()) {
                        QString lib_stub;
                        for(QList<QMakeLocalFileName>::Iterator dep_it = libdirs.begin(); dep_it != libdirs.end(); ++dep_it) {
                            if(exists((*dep_it).local() + Option::dir_sep + "lib" + stub +
                                      "." + (*extit))) {
                                lib_stub = stub;
                                break;
                            }
                        }
                        if(!lib_stub.isNull()) {
                            (*it) = "-l" + lib_stub;
                            found = true;
                            break;
                        }
                    } else {
                        if(exists("lib" + stub + "." + (*extit))) {
                            (*it) = "lib" + stub + "." + (*extit);
                            found = true;
                            break;
                        }
                    }
                }
                if(!found && project->isActiveConfig("compile_libtool")) {
                    for(QList<QMakeLocalFileName>::Iterator dep_it = libdirs.begin(); dep_it != libdirs.end(); ++dep_it) {
                        if(exists((*dep_it).local() + Option::dir_sep + "lib" + stub + Option::libtool_ext)) {
                            (*it) = (*dep_it).real() + Option::dir_sep + "lib" + stub + Option::libtool_ext;
                            found = true;
                            break;
                        }
                    }
                }
            }
        }
    }
    return false;
}

QString linkLib(const QString &file, const QString &libName) {
    QString ret;
    QRegExp reg("^.*lib(" + QRegExp::escape(libName) + "[^./=]*).*$");
    if(reg.exactMatch(file))
        ret = "-l" + reg.cap(1);
    return ret;
}

void
UnixMakefileGenerator::processPrlFiles()
{
    QList<QMakeLocalFileName> libdirs, frameworkdirs;
    frameworkdirs.append(QMakeLocalFileName("/System/Library/Frameworks"));
    frameworkdirs.append(QMakeLocalFileName("/Library/Frameworks"));
    const QString lflags[] = { "QMAKE_LIBDIR_FLAGS", "QMAKE_FRAMEWORKDIR_FLAGS", "QMAKE_LFLAGS", "QMAKE_LIBS", QString() };
    for(int i = 0; !lflags[i].isNull(); i++) {
        QStringList &l = project->values(lflags[i]);
        for(int lit = 0; lit < l.size(); ++lit) {
            QString opt = l.at(lit).trimmed();
            if(opt.startsWith("-")) {
                if(opt.startsWith("-L")) {
                    libdirs.append(QMakeLocalFileName(opt.right(opt.length()-2)));
                } else if(opt.startsWith("-l")) {
                    QString lib = opt.right(opt.length() - 2);
                    for(int dep_idx = 0; dep_idx < libdirs.count(); ++dep_idx) {
                        const QMakeLocalFileName &lfn = libdirs[dep_idx];
                        if(!project->isActiveConfig("compile_libtool")) { //give them the .libs..
                            QString la = lfn.local() + Option::dir_sep + "lib" + lib + Option::libtool_ext;
                            if(exists(la) && QFile::exists(lfn.local() + Option::dir_sep + ".libs")) {
                                QString dot_libs = lfn.real() + Option::dir_sep + ".libs";
                                l.append("-L" + dot_libs);
                                libdirs.append(QMakeLocalFileName(dot_libs));
                            }
                        }

                        QString prl = lfn.local() + Option::dir_sep + "lib" + lib;
                        if(!project->isEmpty("QMAKE_" + lib.toUpper() + "_SUFFIX"))
                            prl += project->first("QMAKE_" + lib.toUpper() + "_SUFFIX");
                        if(processPrlFile(prl)) {
                            if(prl.startsWith(lfn.local()))
                                prl.replace(0, lfn.local().length(), lfn.real());
                            opt = linkLib(prl, lib);
                            break;
                        }
                    }
                } else if(Option::target_mode == Option::TARG_MACX_MODE && opt.startsWith("-F")) {
                    frameworkdirs.append(QMakeLocalFileName(opt.right(opt.length()-2)));
                } else if(Option::target_mode == Option::TARG_MACX_MODE && opt.startsWith("-framework")) {
                    if(opt.length() > 11)
                        opt = opt.mid(11);
                    else
                        opt = l.at(++lit);
                    opt = opt.trimmed();
                    const QList<QMakeLocalFileName> dirs = frameworkdirs + libdirs;
                    for(QList<QMakeLocalFileName>::ConstIterator dep_it = dirs.begin(); dep_it != dirs.end(); ++dep_it) {
                        QString prl = (*dep_it).local() + "/" + opt + ".framework/" + opt + Option::prl_ext;
                        if(processPrlFile(prl))
                            break;
                    }
                }
            } else if(!opt.isNull()) {
                QString lib = opt;
                processPrlFile(lib);
#if 0
                if(ret)
                    opt = linkLib(lib, "");
#endif
                if(!opt.isEmpty())
                    l.replaceInStrings(lib, opt);
            }

            QStringList &prl_libs = project->values("QMAKE_CURRENT_PRL_LIBS");
            if(!prl_libs.isEmpty()) {
                for(int prl = 0; prl < prl_libs.size(); ++prl)
                    l.insert(lit+prl+1, prl_libs.at(prl));
                prl_libs.clear();
            }
        }

        //merge them into a logical order
        if(!project->isActiveConfig("no_smart_library_merge") && !project->isActiveConfig("no_lflags_merge")) {
            QStringList lflags;
            for(int lit = 0; lit < l.size(); ++lit) {
                QString opt = l.at(lit).trimmed();
                if(opt.startsWith("-")) {
                    if(opt.startsWith("-L") ||
                       (Option::target_mode == Option::TARG_MACX_MODE && opt.startsWith("-F"))) {
                        if(lit == 0 || l.lastIndexOf(opt, lit-1) == -1)
                            lflags.append(opt);
                    } else if(opt.startsWith("-l")) {
                        if(lit == l.size()-1 || l.indexOf(opt, lit+1) == -1)
                            lflags.append(opt);
                    } else if(Option::target_mode == Option::TARG_MACX_MODE && opt.startsWith("-framework")) {
                        if(opt.length() > 11)
                            opt = opt.mid(11);
                        else
                            opt = l.at(++lit);
                        bool found = false;
                        for(int x = lit+1; x < l.size(); ++x) {
                            QString xf = l.at(x);
                            if(xf.startsWith("-framework")) {
                                QString framework;
                                if(xf.length() > 11)
                                    framework = xf.mid(11);
                                else
                                    framework = l.at(++x);
                                if(framework == opt) {
                                    found = true;
                                    break;
                                }
                            }
                        }
                        if(!found) {
                            lflags.append("-framework");
                            lflags.append(opt);
                        }
                    } else {
                        lflags.append(opt);
                    }
                } else if(!opt.isNull()) {
                    if(lit == 0 || l.lastIndexOf(opt, lit-1) == -1)
                        lflags.append(opt);
                }
            }
            l = lflags;
        }
    }
}

QString
UnixMakefileGenerator::defaultInstall(const QString &t)
{
    if(t != "target" || project->first("TEMPLATE") == "subdirs")
        return QString();

    bool bundle = false;
    const QString root = "$(INSTALL_ROOT)";
    QStringList &uninst = project->values(t + ".uninstall");
    QString ret, destdir=project->first("DESTDIR");
    QString targetdir = Option::fixPathToTargetOS(project->first("target.path"), false);
    if(!destdir.isEmpty() && destdir.right(1) != Option::dir_sep)
        destdir += Option::dir_sep;
    targetdir = fileFixify(targetdir, FileFixifyAbsolute);
    if(targetdir.right(1) != Option::dir_sep)
        targetdir += Option::dir_sep;

    QStringList links;
    QString target="$(TARGET)";
    QStringList &targets = project->values(t + ".targets");
    if(!project->isEmpty("QMAKE_BUNDLE_NAME")) {
        target = project->first("QMAKE_BUNDLE_NAME");
        bundle = true;
    } else if(project->first("TEMPLATE") == "app") {
        target = "$(QMAKE_TARGET)";
    } else if(project->first("TEMPLATE") == "lib") {
        if(project->isActiveConfig("create_prl") && !project->isActiveConfig("no_install_prl") &&
           !project->isEmpty("QMAKE_INTERNAL_PRL_FILE"))
            targets += project->first("QMAKE_INTERNAL_PRL_FILE");
        if(project->isActiveConfig("create_libtool") && !project->isActiveConfig("compile_libtool"))
            targets += libtoolFileName();
        if(project->isActiveConfig("create_pc"))
            targets += pkgConfigFileName();
        if(project->isEmpty("QMAKE_CYGWIN_SHLIB")) {
            if(!project->isActiveConfig("staticlib") && !project->isActiveConfig("plugin")) {
                if(project->isEmpty("QMAKE_HPUX_SHLIB")) {
                    links << "$(TARGET0)" << "$(TARGET1)" << "$(TARGET2)";
                } else {
                    links << "$(TARGET0)";
                }
            }
        }
    }
    for(int i = 0; i < targets.size(); ++i) {
        QString src = targets.at(i),
                dst = filePrefixRoot(root, targetdir + src.section('/', -1));
        if(!ret.isEmpty())
            ret += "\n\t";
        ret += "-$(INSTALL_FILE) \"" + src + "\" \"" + dst + "\"";
        if(!uninst.isEmpty())
            uninst.append("\n\t");
        uninst.append("-$(DEL_FILE) \"" + dst + "\"");
    }

    if(!bundle && project->isActiveConfig("compile_libtool")) {
        QString src_targ = target;
        if(src_targ == "$(TARGET)")
            src_targ = "$(TARGETL)";
        QString dst_dir = fileFixify(targetdir, FileFixifyAbsolute);
        if(QDir::isRelativePath(dst_dir))
            dst_dir = Option::fixPathToTargetOS(Option::output_dir + Option::dir_sep + dst_dir);
        ret = "-$(LIBTOOL) --mode=install cp \"" + src_targ + "\" \"" + filePrefixRoot(root, dst_dir) + "\"";
        uninst.append("-$(LIBTOOL) --mode=uninstall \"" + src_targ + "\"");
    } else {
        QString src_targ = target;
        if(!destdir.isEmpty())
            src_targ = Option::fixPathToTargetOS(destdir + target, false);
        QString dst_targ = filePrefixRoot(root, fileFixify(targetdir + target, FileFixifyAbsolute));
        if(bundle) {
            if(!ret.isEmpty())
                ret += "\n\t";
            ret += "$(DEL_FILE) -r \"" + dst_targ + "\"\n\t";
        }
        if(!ret.isEmpty())
            ret += "\n\t";

        QString copy_cmd("-");
        if (bundle)
            copy_cmd += "$(INSTALL_DIR)";
        else if (project->first("TEMPLATE") == "lib" && project->isActiveConfig("staticlib"))
            copy_cmd += "$(INSTALL_FILE)";
        else
            copy_cmd += "$(INSTALL_PROGRAM)";
        copy_cmd += " \"" + src_targ + "\" \"" + dst_targ + "\"";
        if(project->first("TEMPLATE") == "lib" && !project->isActiveConfig("staticlib")
           && project->values(t + ".CONFIG").indexOf("fix_rpath") != -1) {
            if(!project->isEmpty("QMAKE_FIX_RPATH")) {
                ret += copy_cmd;
                ret += "\n\t-" + var("QMAKE_FIX_RPATH") + " \"" +
                       dst_targ + "\" \"" + dst_targ + "\"";
            } else if(!project->isEmpty("QMAKE_LFLAGS_RPATH")) {
                ret += "-$(LINK) $(LFLAGS) " + var("QMAKE_LFLAGS_RPATH") + targetdir + " -o \"" +
                       dst_targ + "\" $(OBJECTS) $(LIBS) $(OBJCOMP)";
            } else {
                ret += copy_cmd;
            }
        } else {
            ret += copy_cmd;
        }

        if(project->first("TEMPLATE") == "lib" && project->isActiveConfig("staticlib")) {
            if(!project->isEmpty("QMAKE_RANLIB"))
                ret += QString("\n\t$(RANLIB) \"") + dst_targ + "\"";
        } else if(!project->isActiveConfig("debug") && !project->isActiveConfig("nostrip") && !project->isEmpty("QMAKE_STRIP")) {
            ret += "\n\t-" + var("QMAKE_STRIP");
            if(project->first("TEMPLATE") == "lib" && !project->isEmpty("QMAKE_STRIPFLAGS_LIB"))
                ret += " " + var("QMAKE_STRIPFLAGS_LIB");
            else if(project->first("TEMPLATE") == "app" && !project->isEmpty("QMAKE_STRIPFLAGS_APP"))
                ret += " " + var("QMAKE_STRIPFLAGS_APP");
            if(bundle)
                ret = " \"" + dst_targ + "/Contents/MacOS/$(QMAKE_TARGET)\"";
            else
                ret += " \"" + dst_targ + "\"";
        }
        if(!uninst.isEmpty())
            uninst.append("\n\t");
        if(bundle)
            uninst.append("-$(DEL_FILE) -r \"" + dst_targ + "\"");
        else
            uninst.append("-$(DEL_FILE) \"" + dst_targ + "\"");
        if(!links.isEmpty()) {
            for(QStringList::Iterator it = links.begin(); it != links.end(); it++) {
                if(Option::target_mode == Option::TARG_WIN_MODE ||
                   Option::target_mode == Option::TARG_MAC9_MODE) {
                } else if(Option::target_mode == Option::TARG_UNIX_MODE ||
                          Option::target_mode == Option::TARG_MACX_MODE) {
                    QString link = Option::fixPathToTargetOS(destdir + (*it), false);
                    int lslash = link.lastIndexOf(Option::dir_sep);
                    if(lslash != -1)
                        link = link.right(link.length() - (lslash + 1));
                    QString dst_link = filePrefixRoot(root, fileFixify(targetdir + link, FileFixifyAbsolute));
                    ret += "\n\t-$(SYMLINK) \"$(TARGET)\" \"" + dst_link + "\"";
                    if(!uninst.isEmpty())
                        uninst.append("\n\t");
                    uninst.append("-$(DEL_FILE) \"" + dst_link + "\"");
                }
            }
        }
    }
    return ret;
}

QString
UnixMakefileGenerator::escapeFilePath(const QString &path) const
{
    QString ret = path;
    if(!ret.isEmpty()) {
        ret = unescapeFilePath(ret).replace(" ", "\\ ");
        debug_msg(2, "EscapeFilePath: %s -> %s", path.toLatin1().constData(), ret.toLatin1().constData());
    }
    return ret;
}
