Force rcc to use resource format version 1 #1784
Merged
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Qt 5.8.0 introduced format version 2 for resources embedded into executable, and now
rccuses this format by default to generate them.Unfortunately, v2 format includes timestamps for embedded resource files.
Some of resource files (translations) are generated automatically and have different timestamps for every build.
This means that dash-qt executable is slightly different for every build because resource data contain different timestamps.
As a result, it makes reproducible build extremely difficult.
Fortunately, Qt 5.9.0 introduced
--format-versionoption forrcc.This change adds configure check for whether
rccaccepts this option and uses it to forcerccto generate version 1 format data.