Pier Angelo Vendrame pushed to branch main at The Tor Project / Applications /
tor-browser-build
Commits:
24cdd7e4 by Pier Angelo Vendrame at 2025-12-02T20:55:23+01:00
Bug 41647: Use multi-threaded xz compression.
- - - - -
2 changed files:
- projects/firefox/build
- rbm.conf
Changes:
=====================================
projects/firefox/build
=====================================
@@ -129,14 +129,6 @@ echo "Starting ./mach build $(date)"
export MOZ_PKG_MAC_ICON=$rootdir/dmg-root/[% c('var/ProjectName')
%].dmg/.VolumeIcon.icns
[% END -%]
- [% IF c("var/linux") -%]
- # Compression differs with 1 or 2+ threads,
- # so we'll want to have at least 2 threads, but otherwise respect
num_procs.
- #
- # Without this, compression takes 20min+
- export XZ_DEFAULTS="-T[% c("num_procs") > 1 ? c("num_procs") : '2' %]"
- [% END -%]
-
# Package the browser and also create all the test artifacts.
#
# MOZ_SIMPLE_PACKAGE_NAME will force all artifact files to start with
"target",
=====================================
rbm.conf
=====================================
@@ -261,9 +261,11 @@ var:
[% IF c("container/global_disable") -%]
rm -Rf /var/tmp/build /var/tmp/dist
[% END -%]
+ # Single vs multi-threaded might produce different results, so force at
+ # least two threads for reproducibility purposes.
+ export XZ_DEFAULTS="-T[% c("num_procs") > 1 ? c("num_procs") : '2' %]"
[% IF c("compress_tar") == 'zst' -%]
- # Always set ZSTD_NBTHREADS > 1 to make archives reproducible
- # (single vs multi-threaded might produce different results)
+ # Same as xz.
export ZSTD_NBTHREADS=[% c("num_procs") > 1 ? c("num_procs") : '2' %]
[% END -%]
View it on GitLab:
https://gitlab.torproject.org/tpo/applications/tor-browser-build/-/commit/24cdd7e465f5318ac3fa3e145aed762f4724398d
--
View it on GitLab:
https://gitlab.torproject.org/tpo/applications/tor-browser-build/-/commit/24cdd7e465f5318ac3fa3e145aed762f4724398d
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