hdf5: fix non-determinism by removing timestamps from .data
$ diffoscope '...-hdf5-1.12.1' '...-hdf5-1.12.1.check' --- ...-hdf5-1.12.1/lib/libhdf5.settings +++ ...-hdf5-1.12.1.check/lib/libhdf5.settings -1,17 +1,17 @@ HDF5 Version: 1.12.1 - Configured on: Thu Oct 28 17:42:30 UTC 2021 + Configured on: Sat Nov 6 19:02:02 UTC 2021 Configured by: nixbld@ Host system: x86_64-unknown-linux-gnu - Uname information: Linux localhost 5.10.76 #1-NixOS SMP Wed Oct 27 07:56:57 UTC 2021 x86_64 GNU/Linux + Uname information: Linux localhost 5.14.15 #1-NixOS SMP Wed Oct 27 07:59:56 UTC 2021 x86_64 GNU/Linux The patch removes `Configured on`, `Configured by` and `Uname information` fields.
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@ -67,6 +67,13 @@ stdenv.mkDerivation rec {
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patches = [
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patches = [
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./bin-mv.patch
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./bin-mv.patch
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# Avoid non-determinism in autoconf build system:
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# - build time
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# - build user
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# - uname -a (kernel version)
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# Can be dropped once/if we switch to cmake.
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./hdf5-more-determinism.patch
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];
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];
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postInstall = ''
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postInstall = ''
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15
pkgs/tools/misc/hdf5/hdf5-more-determinism.patch
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15
pkgs/tools/misc/hdf5/hdf5-more-determinism.patch
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@ -0,0 +1,15 @@
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diff --git a/src/libhdf5.settings.in b/src/libhdf5.settings.in
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index a4d4af6..70f1909 100644
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--- a/src/libhdf5.settings.in
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+++ b/src/libhdf5.settings.in
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@@ -4,10 +4,7 @@
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General Information:
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-------------------
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HDF5 Version: @H5_VERSION@
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- Configured on: @CONFIG_DATE@
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- Configured by: @CONFIG_USER@
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Host system: @host_cpu@-@host_vendor@-@host_os@
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- Uname information: @UNAME_INFO@
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Byte sex: @BYTESEX@
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Installation point: @prefix@
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