Subject: [bug#34165] [PATCH] gnu: bitcoin-core: Make bitcoin-qt deterministic.

From: Ludovic Courtès <[email-masked]>
Date: Mon, 28 Jan 2019 14:39:35 +0100

Hi Danny,

Danny Milosavljevic <[email-masked]> skribis:

> [1] https://github.com/qt/qtbase/commit/38271e9298dcf48652a6e2e08414a940a97867fa#commitcomment-32085478
>
> https://codereview.qt-project.org/#/c/243636/4/src/tools/rcc/rcc.cpp,unified contains the following patch:
>
> ...
> 228	228	         const QDateTime lastModified = m_fileInfo.lastModified();
> 	229	229	         quint64 lastmod = quint64(lastModified.isValid() ? lastModified.toMSecsSinceEpoch() : 0);
> 	230	230	         static const quint64 sourceDate = 1000 * qgetenv("QT_RCC_SOURCE_DATE_OVERRIDE").toULongLong(
> );
> 	231	231	         if (sourceDate != 0)
> 	232	232	             lastmod = sourceDate;
> 		233	+        static const quint64 sourceDate2 = 1000 * qgetenv("SOURCE_DATE_EPOCH").toULongLong();
> 		234	+        if (sourceDate2 != 0)
> 		235	+            lastmod = sourceDate2;

Nice, so maybe we don’t need to change anything and just wait for the
next Qt version?

Ludo’.