Fix resolution of relative links on Windows

[ChangeLog][QtCore][QFileInfo] Relative symbolic links on Windows are
now resolved to their absolute path by symLinkTarget().

Task-number: QTBUG-62802
Change-Id: I5826517130bd389aef994bf3f4b6d99b2a91b409
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>
Reviewed-by: Joerg Bornemann <joerg.bornemann@qt.io>
This commit is contained in:
Orgad Shaneh 2017-08-26 22:54:33 +03:00 committed by Orgad Shaneh
parent 314a591461
commit ced0f54ec3
2 changed files with 18 additions and 7 deletions

View File

@ -473,12 +473,17 @@ QFileSystemEntry QFileSystemEngine::getLinkTarget(const QFileSystemEntry &link,
if (data.missingFlags(QFileSystemMetaData::LinkType))
QFileSystemEngine::fillMetaData(link, data, QFileSystemMetaData::LinkType);
QString ret;
QString target;
if (data.isLnkFile())
ret = readLink(link);
target = readLink(link);
else if (data.isLink())
ret = readSymLink(link);
return QFileSystemEntry(ret);
target = readSymLink(link);
QFileSystemEntry ret(target);
if (!target.isEmpty() && ret.isRelative()) {
target.prepend(absoluteName(link).path() + QLatin1Char('/'));
ret = QFileSystemEntry(QDir::cleanPath(target));
}
return ret;
}
//static

View File

@ -1509,21 +1509,27 @@ void tst_QFileInfo::ntfsJunctionPointsAndSymlinks_data()
QVERIFY2(file.exists(), msgDoesNotExist(file.fileName()).constData());
QTest::newRow("absolute dir symlink") << absSymlink << true << QDir::fromNativeSeparators(absTarget) << target.canonicalPath();
QTest::newRow("relative dir symlink") << relSymlink << true << QDir::fromNativeSeparators(relTarget) << target.canonicalPath();
QTest::newRow("relative dir symlink") << relSymlink << true << QDir::fromNativeSeparators(absTarget) << target.canonicalPath();
QTest::newRow("file in symlink dir") << fileInSymlink << false << "" << target.canonicalPath().append("/file");
}
{
//File symlinks
pwd.mkdir("relative");
QDir relativeDir("relative");
QFileInfo target(m_sourceFile);
QString absTarget = QDir::toNativeSeparators(target.absoluteFilePath());
QString absSymlink = QDir::toNativeSeparators(pwd.absolutePath()).append("\\abs_symlink.cpp");
QString relTarget = QDir::toNativeSeparators(pwd.relativeFilePath(target.absoluteFilePath()));
QString relSymlink = "rel_symlink.cpp";
QString relToRelTarget = QDir::toNativeSeparators(relativeDir.relativeFilePath(target.absoluteFilePath()));
QString relToRelSymlink = "relative/rel_symlink";
QVERIFY(pwd.exists("abs_symlink.cpp") || createSymbolicLinkW((wchar_t*)absSymlink.utf16(),(wchar_t*)absTarget.utf16(),0x0));
QVERIFY(pwd.exists(relSymlink) || createSymbolicLinkW((wchar_t*)relSymlink.utf16(),(wchar_t*)relTarget.utf16(),0x0));
QVERIFY(pwd.exists(relToRelSymlink)
|| createSymbolicLinkW((wchar_t*)relToRelSymlink.utf16(), (wchar_t*)relToRelTarget.utf16(),0x0));
QTest::newRow("absolute file symlink") << absSymlink << true << QDir::fromNativeSeparators(absTarget) << target.canonicalFilePath();
QTest::newRow("relative file symlink") << relSymlink << true << QDir::fromNativeSeparators(relTarget) << target.canonicalFilePath();
QTest::newRow("relative file symlink") << relSymlink << true << QDir::fromNativeSeparators(absTarget) << target.canonicalFilePath();
QTest::newRow("relative to relative file symlink") << relToRelSymlink << true << QDir::fromNativeSeparators(absTarget) << target.canonicalFilePath();
}
//Junctions