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{ stdenv
, lib
, dotnetCorePackages
, zlib
, curl
, icu
, libunwind
, libuuid
, openssl
, lttng-ust_2_12
, writeShellScriptBin
}:
let
buildRid = dotnetCorePackages.systemToDotnetRid stdenv.buildPlatform.system;
binaryRPath = lib.makeLibraryPath ([
stdenv.cc.cc
zlib
curl
icu
libunwind
libuuid
openssl
] ++ lib.optional stdenv.isLinux lttng-ust_2_12);
in writeShellScriptBin "patch-nupkgs" ''
set -euo pipefail
shopt -s nullglob
isELF() {
local fn="$1"
local fd
local magic
exec {fd}< "$fn"
read -r -n 4 -u "$fd" magic
exec {fd}<&-
if [ "$magic" = $'\177ELF' ]; then return 0; else return 1; fi
}
cd "$1"
for x in *.${buildRid}/* *.${buildRid}.*/*; do
[[ -d "$x" ]] && [[ ! -f "$x"/.nix-patched ]] || continue
echo "Patching package $x"
pushd "$x"
for p in $(find -type f); do
if [[ "$p" != *.nix-patched ]] && isELF "$p"; then
tmp="$p".$$.nix-patched
# if this fails to copy then another process must have patched it
cp --reflink=auto "$p" "$tmp" || continue
echo "Patchelfing $p as $tmp"
patchelf \
--set-interpreter "${stdenv.cc.bintools.dynamicLinker}" \
"$tmp" ||:
patchelf \
--set-rpath "${binaryRPath}" \
"$tmp" ||:
mv "$tmp" "$p"
fi
done
touch .nix-patched
popd
done
''
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