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[tor-commits] [Git][tpo/applications/tor-browser-build][main] Bug 41647: Use multi-threaded xz compression.

Title: GitLab

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:

Changes:

  • projects/firefox/build
    ... ... @@ -129,14 +129,6 @@ echo "Starting ./mach build $(date)"
    129 129 
         export MOZ_PKG_MAC_ICON=$rootdir/dmg-root/[% c('var/ProjectName') %].dmg/.VolumeIcon.icns
    130 130 
       [% END -%]
    131 131
    132 
    -  [% IF c("var/linux") -%]
    133 
    -    # Compression differs with 1 or 2+ threads,
    134 
    -    # so we'll want to have at least 2 threads, but otherwise respect num_procs.
    135 
    -    #
    136 
    -    # Without this, compression takes 20min+
    137 
    -    export XZ_DEFAULTS="-T[% c("num_procs") > 1 ? c("num_procs") : '2' %]"
    138 
    -  [% END -%]
    139 
    -
    140 132 
       # Package the browser and also create all the test artifacts.
    141 133 
       #
    142 134 
       # MOZ_SIMPLE_PACKAGE_NAME will force all artifact files to start with "target",

  • rbm.conf
    ... ... @@ -261,9 +261,11 @@ var:
    261 261 
         [% IF c("container/global_disable") -%]
    262 262 
           rm -Rf /var/tmp/build /var/tmp/dist
    263 263 
         [% END -%]
    264 
    +    # Single vs multi-threaded might produce different results, so force at
    265 
    +    # least two threads for reproducibility purposes.
    266 
    +    export XZ_DEFAULTS="-T[% c("num_procs") > 1 ? c("num_procs") : '2' %]"
    264 267 
         [% IF c("compress_tar") == 'zst' -%]
    265 
    -      # Always set ZSTD_NBTHREADS > 1 to make archives reproducible
    266 
    -      # (single vs multi-threaded might produce different results)
    268 
    +      # Same as xz.
    267 269 
           export ZSTD_NBTHREADS=[% c("num_procs") > 1 ? c("num_procs") : '2' %]
    268 270 
         [% END -%]
    269 271

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