core/pkgs/by-name/pa/patchelf/setup-hook.sh
2024-05-13 11:34:52 -04:00

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# This setup hook calls patchelf to automatically remove unneeded
# directories from the RPATH of every library or executable in every
# output.
fixupOutputHooks+=('if [ -z "${dontPatchELF-}" ]; then patchELF "$prefix"; fi')
patchELF() {
local dir="$1"
[ -e "$dir" ] || return 0
echo "shrinking RPATHs of ELF executables and libraries in $dir"
local i
while IFS= read -r -d $'\0' i; do
if [[ "$i" =~ .build-id ]]; then continue; fi
if ! isELF "$i"; then continue; fi
echo "shrinking $i"
patchelf --shrink-rpath "$i" || true
done < <(find "$dir" -type f -print0)
}