3 files changed, 29 insertions, 0 deletions

diff --git a/classes/consistent_timestamps.bbclass b/classes/consistent_timestamps.bbclass
new file mode 100644
index 0000000..e82f77c
--- /dev/null
+++ b/classes/consistent_timestamps.bbclass
@@ -0,0 +1,27 @@
+##############################################################################
+##
+## Copyright (C) 2016 The Qt Company Ltd.
+## Contact: http://www.qt.io/licensing/
+##
+## This file is part of the Boot to Qt meta layer.
+##
+## $QT_BEGIN_LICENSE:COMM$
+##
+## Commercial License Usage
+## Licensees holding valid commercial Qt licenses may use this file in
+## accordance with the commercial license agreement provided with the
+## Software or, alternatively, in accordance with the terms contained in
+## a written agreement between you and The Qt Company. For licensing terms
+## and conditions see http://www.qt.io/terms-conditions. For further
+## information use the contact form at http://www.qt.io/contact-us.
+##
+## $QT_END_LICENSE$
+##
+##############################################################################
+
+update_file_timestaps() {
+    # Update file timestamp to 0 seconds since Epoch time.
+    TZ=UTC find ${IMAGE_ROOTFS} -exec touch -h -m -t '197001010000' {} \;
+}
+
+ROOTFS_POSTINSTALL_COMMAND += "update_file_timestaps; "
diff --git a/recipes-qt/images/b2qt-automotive-qt5-image.bb b/recipes-qt/images/b2qt-automotive-qt5-image.bb
index 004c2e8..bbcb82d 100644
--- a/recipes-qt/images/b2qt-automotive-qt5-image.bb
+++ b/recipes-qt/images/b2qt-automotive-qt5-image.bb
@@ -36,6 +36,7 @@ IMAGE_FEATURES += "\
 
 inherit core-image
 inherit bootfs-image
+inherit consistent_timestamps
 
 MACHINE_EXTRA_INSTALL_QT ?= ""
 
diff --git a/recipes-qt/images/b2qt-embedded-qt5-image.bb b/recipes-qt/images/b2qt-embedded-qt5-image.bb
index 2909e38..6f82a8b 100644
--- a/recipes-qt/images/b2qt-embedded-qt5-image.bb
+++ b/recipes-qt/images/b2qt-embedded-qt5-image.bb
@@ -36,6 +36,7 @@ IMAGE_FEATURES += "\
 
 inherit core-image
 inherit bootfs-image
+inherit consistent_timestamps
 
 MACHINE_EXTRA_INSTALL_QT ?= ""