Files

Ignoring revisions in .git-blame-ignore-revs. Click here to bypass and see the normal blame view.

41 lines
1.4 KiB
Nix
Raw Permalink Normal View History

2025-10-09 14:15:47 +02:00
let
removedDylibs = [
# corecrypto is available under a very restrictive license (effectively: non-free, cant use).
# Without the headers and not being able to use corecrypto due to its license, its not very useful.
# Stubs are included in the SDK for all dylibs, including corecrypto. They should be removed.
"/usr/lib/system/libcorecrypto.dylib"
];
in
{
lib,
jq,
llvm,
}:
self: super: {
nativeBuildInputs = super.nativeBuildInputs or [ ] ++ [
jq
llvm
];
buildPhase = super.buildPhase or "" + ''
echo "Removing the following dylibs from the libSystem reexported libraries list: ${lib.escapeShellArg (lib.concatStringsSep ", " removedDylibs)}"
for libSystem in libSystem.B.tbd libSystem.B_asan.tbd; do
# tbd-v5 is a JSON-based format, which can be manipulated by `jq`.
llvm-readtapi --filetype=tbd-v5 usr/lib/$libSystem \
| jq --argjson libs ${lib.escapeShellArg (builtins.toJSON removedDylibs)} '
if .libraries then
.libraries[] |= select(.install_names[] | any([.] | inside($libs)) | not)
else
.
end
| .main_library.reexported_libraries[].names[] |= select([.] | inside($libs) | not)
' > usr/lib/$libSystem~
# Convert libSystem back to tbd-v4 because not all tooling supports the JSON-based format yet.
llvm-readtapi --filetype=tbd-v4 usr/lib/$libSystem~ -o usr/lib/$libSystem
rm usr/lib/$libSystem~
done
'';
}