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texlive.combine: wrap all time-dependent commands with faketime (#227873)

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Vincenzo Mantova 2023-04-25 21:54:23 +01:00 committed by GitHub
parent 0f92c94f99
commit 3ff244ba20
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1 changed files with 14 additions and 14 deletions
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28
pkgs/tools/typesetting/tex/texlive/combine.nix
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@ -235,19 +235,13 @@ in (buildEnv {
ln -sf fmtutil "$out/bin/mktexfmt"
texlinks "$out/bin" && wrapBin
FORCE_SOURCE_DATE=1 fmtutil --sys --all | grep '^fmtutil' # too verbose
#texlinks "$out/bin" && wrapBin # do we need to regenerate format links?
# tex intentionally ignores SOURCE_DATE_EPOCH even when FORCE_SOURCE_DATE=1
# https://salsa.debian.org/live-team/live-build/-/blob/master/examples/hooks/reproducible/0139-reproducible-texlive-binaries-fmt-files.hook.chroot#L52
if [[ -f "$TEXMFSYSVAR"/web2c/tex/tex.fmt ]]
then
faketime $(date --utc -d@$SOURCE_DATE_EPOCH --iso-8601=seconds) tex -output-directory "$TEXMFSYSVAR"/web2c/tex -ini -jobname=tex -progname=tex tex.ini
fi
if [[ -f "$TEXMFSYSVAR"/web2c/luahbtex/lualatex.fmt ]]
then
faketime $(date --utc -d@$SOURCE_DATE_EPOCH --iso-8601=seconds) luahbtex --output-directory="$TEXMFSYSVAR"/web2c/luahbtex -ini -jobname=lualatex -progname=lualatex lualatex.ini
fi
# many formats still ignore SOURCE_DATE_EPOCH even when FORCE_SOURCE_DATE=1
# libfaketime fixes non-determinism related to timestamps ignoring FORCE_SOURCE_DATE
# we cannot fix further randomness caused by luatex; for further details, see
# https://salsa.debian.org/live-team/live-build/-/blob/master/examples/hooks/reproducible/2006-reproducible-texlive-binaries-fmt-files.hook.chroot#L52
FORCE_SOURCE_DATE=1 TZ= faketime -f '@1980-01-01 00:00:00 x0.001' fmtutil --sys --all | grep '^fmtutil' # too verbose
#texlinks "$out/bin" && wrapBin # do we need to regenerate format links?
# Disable unavailable map files
echo y | updmap --sys --syncwithtrees --force
@ -298,14 +292,20 @@ in (buildEnv {
# MkIV uses its own lookup mechanism and we need to initialize
# caches for it.
# We use faketime to fix the embedded timestamps and patch the uuids
# with some random but constant values.
''
if [[ -e "$out/bin/mtxrun" ]]; then
mtxrun --generate
substitute "$TEXMFDIST"/scripts/context/lua/mtxrun.lua mtxrun.lua \
--replace 'cache_uuid=osuuid()' 'cache_uuid="e2402e51-133d-4c73-a278-006ea4ed734f"' \
--replace 'uuid=osuuid(),' 'uuid="242be807-d17e-4792-8e39-aa93326fc871",'
FORCE_SOURCE_DATE=1 TZ= faketime -f '@1980-01-01 00:00:00 x0.001' luatex --luaonly mtxrun.lua --generate
fi
''
+ bin.cleanBrokenLinks +
# Get rid of all log files. They are not needed, but take up space
# and render the build unreproducible by their embedded timestamps.
# and render the build unreproducible by their embedded timestamps
# and other non-deterministic diagnostics.
''
find "$TEXMFSYSVAR"/web2c -name '*.log' -delete
''