qt5-build.eclass: declare some variables readonly

diff --git a/eclass/qt5-build.eclass b/eclass/qt5-build.eclass
index 8665f3bfe30c47c919347f992a7b9349e68dbc3b..5315f6b01f3ef0f04058ba746970f8efae7942c5 100644 (file)
--- a/eclass/qt5-build.eclass
+++ b/eclass/qt5-build.eclass
@@ -31,6 +31,7 @@ HOMEPAGE="https://www.qt.io/"
 LICENSE="|| ( LGPL-2.1 LGPL-3 ) FDL-1.3"
 
 QT5_MINOR_VERSION=$(get_version_component_range 2)
+readonly QT5_MINOR_VERSION
 
 SLOT="5"
 
@@ -66,6 +67,7 @@ case ${PV} in
                S=${WORKDIR}/${MY_P}
                ;;
 esac
+readonly QT5_BUILD_TYPE
 
 EGIT_REPO_URI=(
        "git://code.qt.io/qt/${QT5_MODULE}.git"
@@ -405,6 +407,10 @@ qt5_prepare_env() {
        QT5_EXAMPLESDIR=${QT5_DATADIR}/examples
        QT5_TESTSDIR=${QT5_DATADIR}/tests
        QT5_SYSCONFDIR=${EPREFIX}/etc/xdg
+       readonly QT5_PREFIX QT5_HEADERDIR QT5_LIBDIR QT5_ARCHDATADIR \
+               QT5_BINDIR QT5_PLUGINDIR QT5_LIBEXECDIR QT5_IMPORTDIR \
+               QT5_QMLDIR QT5_DATADIR QT5_DOCDIR QT5_TRANSLATIONDIR \
+               QT5_EXAMPLESDIR QT5_TESTSDIR QT5_SYSCONFDIR
 
        if [[ ${QT5_MODULE} == qtbase ]]; then
                # see mkspecs/features/qt_config.prf