diff options
author | Linus Heckemann <git@sphalerite.org> | 2022-12-15 23:13:39 +0100 |
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committer | Linus Heckemann <git@sphalerite.org> | 2023-07-10 12:24:13 +0200 |
commit | 70945eb79bae07d272105d21c6cf50d2ed3a5e20 (patch) | |
tree | 8960b96dae9f321fea8d98eac9b720af5b15ae08 /pkgs/build-support/setup-hooks | |
parent | e6ca034dec5f8a2d00eff05733ea0c64500a894d (diff) |
setup-hooks/strip: parallelise stripping
This makes bootstrapping to GNU hello ~1-2% faster on an 8-core machine and ~3-4% faster on a 64-core machine.
Diffstat (limited to 'pkgs/build-support/setup-hooks')
-rw-r--r-- | pkgs/build-support/setup-hooks/strip.sh | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/pkgs/build-support/setup-hooks/strip.sh b/pkgs/build-support/setup-hooks/strip.sh index 849148e92149d..8f0543b7ee739 100644 --- a/pkgs/build-support/setup-hooks/strip.sh +++ b/pkgs/build-support/setup-hooks/strip.sh @@ -62,7 +62,12 @@ stripDirs() { if [ -n "${paths}" ]; then echo "stripping (with command $cmd and flags $stripFlags) in $paths" # Do not strip lib/debug. This is a directory used by setup-hooks/separate-debug-info.sh. - find $paths -type f -a '!' -wholename "$prefix/lib/debug/*" -exec $cmd $stripFlags '{}' \; 2>/dev/null + find $paths -type f -a '!' -path "$prefix/lib/debug/*" -print0 | + xargs -r -0 -n1 -P "$NIX_BUILD_CORES" $cmd $stripFlags 2>/dev/null || exit_code=$? + # xargs exits with status code 123 if some but not all of the + # processes fail. We don't care if some of the files couldn't + # be stripped, so ignore specifically this code. + [[ "$exit_code" = 123 || -z "$exit_code" ]] # 'strip' does not normally preserve archive index in .a files. # This usually causes linking failures against static libs like: # ld: ...-i686-w64-mingw32-stage-final-gcc-13.0.0-lib/i686-w64-mingw32/lib/libstdc++.dll.a: |