Notes for esys-particle - reproducible builds result

Version annotated: 2.3-2
Identified issues:
Identifier: randomness_in_documentation_generated_by_epydoc
URL https://wiki.debian.org/ReproducibleBuilds/EpydocIssues
Description Epydoc will add timestamps to the HTML file it produces. It can also generates
different class index depending on filesystem ordering. It might also output
references to object with a memory address.
Related bugs:
https://bugs.debian.org/827416
Identifier: timestamps_in_ps_generated_by_dvips
Description eg. %%CreationDate (or DVIPSSource?) in header
.
https://sources.debian.net/src/texlive-bin/latest/texk/web2c/pdftexdir/pdftex.web/#L14449
.
DVIPSSource date Can be set to SOURCE_DATE_EPOCH by setting FORCE_SOURCE_DATE to 1.
Identifier: records_build_flags
Description Records $CFLAGS, which vary intentionally due to the «-fdebug-prefix-map=${BUILDPATH}=.»,
«-ffile-prefix-map=${BUILDPATH}=.» or «-fmacro-prefix-map=${BUILDPATH}=.» flags.
.
We have a patch pending to GCC to fix this issue centrally:
.
https://gcc.gnu.org/ml/gcc-patches/2016-11/msg00182.html
.
Though the patch is currently unlikely to be merged. If/when this
is accepted, this issue should be fixed for all packages and you
should not need to fix it specifically in your package.
.
There is also a work-in-progress patch to dpkg that could address this issue:
.
https://bugs.debian.org/985553
.
For more background information see:
.
• https://alioth-lists.debian.net/pipermail/reproducible-builds/Week-of-Mon-20160822/006788.html
• https://alioth-lists.debian.net/pipermail/reproducible-builds/Week-of-Mon-20160905/006984.html
• https://alioth-lists.debian.net/pipermail/reproducible-builds/Week-of-Mon-20160912/007076.html
 

Our notes about issues affecting packages are stored in notes.git and are targeted at packages in Debian in 'unstable/amd64' (unless they say otherwise).