depot/pkgs/build-support/setup-hooks/compress-man-pages.sh
Luke Granger-Brown 57725ef3ec Squashed 'third_party/nixpkgs/' content from commit 76612b17c0ce
git-subtree-dir: third_party/nixpkgs
git-subtree-split: 76612b17c0ce71689921ca12d9ffdc9c23ce40b2
2024-11-10 23:59:47 +00:00

33 lines
974 B
Bash

fixupOutputHooks+=('if [ -z "${dontGzipMan-}" ]; then compressManPages "$prefix"; fi')
compressManPages() {
local dir="$1"
if [ -L "$dir"/share ] || [ -L "$dir"/share/man ] || [ ! -d "$dir/share/man" ]
then return
fi
echo "gzipping man pages under $dir/share/man/"
# Compress all uncompressed manpages. Don't follow symlinks, etc.
find "$dir"/share/man/ -type f -a '!' -regex '.*\.\(bz2\|gz\|xz\)$' -print0 \
| while IFS= read -r -d $'\0' f
do
if gzip -c -n "$f" > "$f".gz; then
rm "$f"
else
rm "$f".gz
fi
done
# Point symlinks to compressed manpages.
find "$dir"/share/man/ -type l -a '!' -regex '.*\.\(bz2\|gz\|xz\)$' -print0 \
| sort -z \
| while IFS= read -r -d $'\0' f
do
local target
target="$(readlink -f "$f")"
if [ -f "$target".gz ]; then
ln -sf "$target".gz "$f".gz && rm "$f"
fi
done
}