646b892680
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28 lines
920 B
Bash
28 lines
920 B
Bash
fixupOutputHooks+=('if [ -z "${dontGzipMan-}" ]; then compressManPages "$prefix"; fi')
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compressManPages() {
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local dir="$1"
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if [ -L "$dir"/share ] || [ -L "$dir"/share/man ] || [ ! -d "$dir/share/man" ]
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then return
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fi
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echo "gzipping man pages under $dir/share/man/"
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# Compress all uncompressed manpages. Don't follow symlinks, etc.
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# gzip -f is needed to not error out on hard links.
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find "$dir"/share/man/ -type f -a '!' -regex '.*\.\(bz2\|gz\|xz\)$' -print0 \
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| xargs -0 -n1 -P "$NIX_BUILD_CORES" gzip -n -f
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# Point symlinks to compressed manpages.
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find "$dir"/share/man/ -type l -a '!' -regex '.*\.\(bz2\|gz\|xz\)$' -print0 \
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| sort -z \
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| while IFS= read -r -d $'\0' f
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do
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local target
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target="$(readlink -f "$f")"
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if [ -f "$target".gz ]; then
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ln -sf "$target".gz "$f".gz && rm "$f"
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fi
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done
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}
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