Utils: add home FilePath convenience function

Change-Id: I5d0d695dc127090be4323fac6ff4ef2b1729cb92
Reviewed-by: Christian Stenger <christian.stenger@qt.io>

src/libs/utils/fileutils.cpp

@@ -291,7 +291,7 @@ bool FilePath::isEmpty() const
 QString FilePath::shortNativePath() const
 {
     if (HostOsInfo::isAnyUnixHost()) {
-        const FilePath home = FilePath::fromString(QDir::cleanPath(QDir::homePath()));
+        const FilePath home = FileUtils::homePath();
         if (isChildOf(home)) {
             return QLatin1Char('~') + QDir::separator()
                 + QDir::toNativeSeparators(relativeChildPath(home).toString());
@@ -468,6 +468,11 @@ QByteArray FileUtils::fileId(const FilePath &fileName)
     return result;
 }
 
+FilePath FileUtils::homePath()
+{
+    return FilePath::fromString(QDir::cleanPath(QDir::homePath()));
+}
+
 QByteArray FileReader::fetchQrc(const QString &fileName)
 {
     QTC_ASSERT(fileName.startsWith(':'), return QByteArray());
@@ -1048,7 +1053,7 @@ FilePath FilePath::fromUserInput(const QString &filePath)
 {
     QString clean = QDir::fromNativeSeparators(filePath);
     if (clean.startsWith(QLatin1String("~/")))
-        clean = QDir::homePath() + clean.mid(1);
+        return FileUtils::homePath().pathAppended(clean.mid(2));
     return FilePath::fromString(clean);
 }
 

src/libs/utils/fileutils.h

@@ -238,6 +238,7 @@ public:
     static bool isAbsolutePath(const QString &fileName) { return !isRelativePath(fileName); }
     static FilePath commonPath(const FilePath &oldCommonPath, const FilePath &fileName);
     static QByteArray fileId(const FilePath &fileName);
+    static FilePath homePath();
 };
 
 template<typename T>