makefile.cpp

奇趣公司比较新的qt/emd版本

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#include "makefile.h"
#include "option.h"
#include "cachekeys.h"
#include "meta.h"
#include <qdir.h>
#include <qfile.h>
#include <qtextstream.h>
#include <qregexp.h>
#include <qhash.h>
#include <qdebug.h>
#include <qbuffer.h>
#include <qsettings.h>
#include <qdatetime.h>
#if defined(Q_OS_UNIX)
#include <unistd.h>
#else
#include <io.h>
#endif
#include <qdebug.h>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/stat.h>

// Well, Windows doesn't have this, so here's the macro
#ifndef S_ISDIR
#  define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
#endif

bool MakefileGenerator::canExecute(const QStringList &cmdline, int *a) const
{
    int argv0 = -1;
    for(int i = 0; i < cmdline.count(); ++i) {
        if(!cmdline.at(i).contains('=')) {
            argv0 = i;
            break;
        }
    }
    if(a)
        *a = argv0;
    if(argv0 != -1) {
        const QString c = Option::fixPathToLocalOS(cmdline.at(argv0), true);
        if(exists(c))
            return true;
    }
    return false;
}

QString MakefileGenerator::mkdir_p_asstring(const QString &dir, bool escape) const
{
    QString ret =  "@$(CHK_DIR_EXISTS) ";
    if(escape)
        ret += escapeFilePath(dir);
    else
        ret += dir;
    ret += " ";
    if(isWindowsShell())
        ret += "$(MKDIR)";
    else
        ret += "|| $(MKDIR)";
    ret += " ";
    if(escape)
        ret += escapeFilePath(dir);
    else
        ret += dir;
    ret += " ";
    return ret;
}

bool MakefileGenerator::mkdir(const QString &in_path) const
{
    QString path = Option::fixPathToLocalOS(in_path);
    if(QFile::exists(path))
        return true;

    QDir d;
    if(path.startsWith(QDir::separator())) {
        d.cd(QString(QDir::separator()));
        path = path.right(path.length() - 1);
    }
    bool ret = true;
#ifdef Q_OS_WIN
    bool driveExists = true;
    if(!QDir::isRelativePath(path)) {
        if(QFile::exists(path.left(3))) {
            d.cd(path.left(3));
            path = path.right(path.length() - 3);
        } else {
            warn_msg(WarnLogic, "Cannot access drive '%s' (%s)",
                     path.left(3).toLatin1().data(), path.toLatin1().data());
            driveExists = false;
        }
    }
    if(driveExists)
#endif
    {
        QStringList subs = path.split(QDir::separator());
        for(QStringList::Iterator subit = subs.begin(); subit != subs.end(); ++subit) {
            if(!d.cd(*subit)) {
                d.mkdir((*subit));
                if(d.exists((*subit))) {
                    d.cd((*subit));
                } else {
                    ret = false;
                    break;
                }
            }
        }
    }
    return ret;
}

// ** base makefile generator
MakefileGenerator::MakefileGenerator() :
    init_opath_already(false), init_already(false), no_io(false), project(0)
{
}


void
MakefileGenerator::verifyCompilers()
{
    QMap<QString, QStringList> &v = project->variables();
    QStringList &quc = v["QMAKE_EXTRA_COMPILERS"];
    for(int i = 0; i < quc.size(); ) {
        bool error = false;
        QString comp = quc.at(i);
        if(v[comp + ".output"].isEmpty()) {
            if(!v[comp + ".output_function"].isEmpty()) {
                v[comp + ".output"].append("${QMAKE_FUNC_FILE_IN_" + v[comp + ".output_function"].first() + "}");
            } else {
                error = true;
                warn_msg(WarnLogic, "Compiler: %s: No output file specified", comp.toLatin1().constData());
            }
        } else if(v[comp + ".input"].isEmpty()) {
            error = true;
            warn_msg(WarnLogic, "Compiler: %s: No input variable specified", comp.toLatin1().constData());
        }
        if(error)
            quc.removeAt(i);
        else
            ++i;
    }
}

void
MakefileGenerator::initOutPaths()
{
    if(init_opath_already)
        return;
    verifyCompilers();
    init_opath_already = true;
    QMap<QString, QStringList> &v = project->variables();
    //for shadow builds
    if(!v.contains("QMAKE_ABSOLUTE_SOURCE_PATH")) {
        if(Option::mkfile::do_cache && !Option::mkfile::cachefile.isEmpty() &&
           v.contains("QMAKE_ABSOLUTE_SOURCE_ROOT")) {
            QString root = v["QMAKE_ABSOLUTE_SOURCE_ROOT"].first();
            root = Option::fixPathToTargetOS(root);
            if(!root.isEmpty()) {
                QFileInfo fi = fileInfo(Option::mkfile::cachefile);
                if(!fi.makeAbsolute()) {
                    QString cache_r = fi.path(), pwd = Option::output_dir;
                    if(pwd.startsWith(cache_r) && !pwd.startsWith(root)) {
                        pwd = Option::fixPathToTargetOS(root + pwd.mid(cache_r.length()));
                        if(exists(pwd))
                            v.insert("QMAKE_ABSOLUTE_SOURCE_PATH", QStringList(pwd));
                    }
                }
            }
        }
    }
    if(!v["QMAKE_ABSOLUTE_SOURCE_PATH"].isEmpty()) {
        QString &asp = v["QMAKE_ABSOLUTE_SOURCE_PATH"].first();
        asp = Option::fixPathToTargetOS(asp);
        if(asp.isEmpty() || asp == Option::output_dir) //if they're the same, why bother?
            v["QMAKE_ABSOLUTE_SOURCE_PATH"].clear();
    }

    QString currentDir = qmake_getpwd(); //just to go back to

    //some builtin directories
    if(project->isEmpty("PRECOMPILED_DIR") && !project->isEmpty("OBJECTS_DIR"))
        v["PRECOMPILED_DIR"] = v["OBJECTS_DIR"];
    QString dirs[] = { QString("OBJECTS_DIR"), QString("DESTDIR"), QString("QMAKE_PKGCONFIG_DESTDIR"),
                       QString("SUBLIBS_DIR"), QString("DLLDESTDIR"), QString("QMAKE_LIBTOOL_DESTDIR"),
                       QString("PRECOMPILED_DIR"), QString() };
    for(int x = 0; !dirs[x].isEmpty(); x++) {
        if(v[dirs[x]].isEmpty())
            continue;
        const QString orig_path = v[dirs[x]].first();

        QString &pathRef = v[dirs[x]].first();
        pathRef = fileFixify(pathRef, Option::output_dir, Option::output_dir);

#ifdef Q_OS_WIN
        // We don't want to add a separator for DLLDESTDIR on Windows (###why?)
        if(!(dirs[x] == "DLLDESTDIR"))
#endif
        {
            if(pathRef.right(Option::dir_sep.length()) != Option::dir_sep)
                pathRef += Option::dir_sep;
        }

        if(noIO())
            continue;

        QString path = project->first(dirs[x]); //not to be changed any further
        path = fileFixify(path, currentDir, Option::output_dir);
        debug_msg(3, "Fixed output_dir %s (%s) into %s", dirs[x].toLatin1().constData(),
                  orig_path.toLatin1().constData(), path.toLatin1().constData());
        if(!mkdir(path))
            warn_msg(WarnLogic, "%s: Cannot access directory '%s'", dirs[x].toLatin1().constData(),
                     path.toLatin1().constData());
    }

    //out paths from the extra compilers
    const QStringList &quc = project->values("QMAKE_EXTRA_COMPILERS");
    for(QStringList::ConstIterator it = quc.begin(); it != quc.end(); ++it) {
        QString tmp_out = project->values((*it) + ".output").first();
        if(tmp_out.isEmpty())
            continue;
        const QStringList &tmp = project->values((*it) + ".input");
        for(QStringList::ConstIterator it2 = tmp.begin(); it2 != tmp.end(); ++it2) {
            QStringList &inputs = project->values((*it2));
            for(QStringList::Iterator input = inputs.begin(); input != inputs.end(); ++input) {
                (*input) = fileFixify((*input), Option::output_dir, Option::output_dir);
                QString path = unescapeFilePath(replaceExtraCompilerVariables(tmp_out, (*input), QString()));
                path = Option::fixPathToTargetOS(path);
                int slash = path.lastIndexOf(Option::dir_sep);
                if(slash != -1) {
                    path = path.left(slash);
                    if(path != "." &&
                       !mkdir(fileFixify(path, qmake_getpwd(), Option::output_dir)))
                        warn_msg(WarnLogic, "%s: Cannot access directory '%s'",
                                 (*it).toLatin1().constData(), path.toLatin1().constData());
                }
            }
        }
    }

    if(!v["DESTDIR"].isEmpty()) {
        QDir d(v["DESTDIR"].first());
        if(Option::fixPathToLocalOS(d.absolutePath()) == Option::fixPathToLocalOS(Option::output_dir))
            v.remove("DESTDIR");
    }
    QDir::current().cd(currentDir);
}

QMakeProject
*MakefileGenerator::projectFile() const
{
    return project;
}

void
MakefileGenerator::setProjectFile(QMakeProject *p)
{
    if(project)
        return;
    project = p;
    init();
    usePlatformDir();
    findLibraries();
    if(Option::qmake_mode == Option::QMAKE_GENERATE_MAKEFILE &&
       project->isActiveConfig("link_prl")) //load up prl's'
        processPrlFiles();
}

QStringList
MakefileGenerator::findFilesInVPATH(QStringList l, uchar flags, const QString &vpath_var)
{
    QStringList vpath;
    QMap<QString, QStringList> &v = project->variables();
    for(int val_it = 0; val_it < l.count(); ) {
        bool remove_file = false;
        QString &val = l[val_it];
        if(!val.isEmpty()) {
            QString file = fixEnvVariables(val);
            if(!(flags & VPATH_NoFixify))