nixpkgs/pkgs/stdenv/darwin/test-bootstrap-tools.nix
2024-08-02 16:08:15 -07:00

110 lines
3.4 KiB
Nix

{
lib,
stdenv,
bootstrapTools,
hello,
}:
builtins.derivation {
name = "test-bootstrap-tools";
inherit (stdenv.hostPlatform) system;
builder = "${bootstrapTools}/bin/bash";
args = [
"-euo"
"pipefail"
"-c"
"eval \"$buildCommand\""
];
PATH = lib.makeBinPath [ bootstrapTools ];
tools = bootstrapTools;
"${stdenv.cc.darwinMinVersionVariable}" = stdenv.cc.darwinMinVersion;
# Create a pure environment where we use just what's in the bootstrap tools.
buildCommand = ''
mkdir -p $out/bin
for exe in $tools/bin/*; do
[[ $exe =~ bunzip2|codesign.*|false|install_name_tool|ld|lipo|pbzx|ranlib|rewrite-tbd|sigtool ]] && continue
$exe --version > /dev/null || { echo $exe failed >&2; exit 1; }
done
# run all exes that don't take a --version flag
bunzip2 -h
codesign --help
codesign_allocate -i $tools/bin/true -r -o true
false || (($? == 1))
install_name_tool -id true true
ld -v
lipo -info true
pbzx -v
# ranlib gets tested bulding hello
rewrite-tbd </dev/null
sigtool -h
rm true
# The grep will return a nonzero exit code if there is no match, and we want to assert that we have
# an SSL-capable curl
curl --version | grep SSL
# This approximates a bootstrap version of libSystem can that be
# assembled via fetchurl. Adapted from main libSystem expression.
mkdir libSystem-boot
cp -vr \
${stdenv.cc.libc_dev}/lib/libSystem.B.tbd \
${stdenv.cc.libc_dev}/lib/system \
libSystem-boot
sed -i "s|/usr/lib/system/|$PWD/libSystem-boot/system/|g" libSystem-boot/libSystem.B.tbd
ln -s libSystem.B.tbd libSystem-boot/libSystem.tbd
# End of bootstrap libSystem
export flags="-idirafter $tools/include-Libsystem --sysroot=$tools -L$tools/lib -L$PWD/libSystem-boot"
export CPP="clang -E $flags"
export CC="clang $flags"
export CXX="clang++ $flags --stdlib=libc++ -isystem$tools/include/c++/v1"
# NOTE: These tests do a separate 'install' step (using cp), because
# having clang write directly to the final location apparently will make
# running the executable fail signature verification. (SIGKILL'd)
#
# Suspect this is creating a corrupt entry in the kernel cache, but it is
# unique to cctools ld. (The problem goes away with `-fuse-ld=lld`.)
echo '#include <stdio.h>' >> hello1.c
echo '#include <float.h>' >> hello1.c
echo '#include <limits.h>' >> hello1.c
echo 'int main() { printf("Hello World\n"); return 0; }' >> hello1.c
$CC -o hello1 hello1.c
cp hello1 $out/bin/
$out/bin/hello1
echo '#include <iostream>' >> hello3.cc
echo 'int main() { std::cout << "Hello World\n"; }' >> hello3.cc
$CXX -v -o hello3 hello3.cc
cp hello3 $out/bin/
$out/bin/hello3
# test that libc++.dylib rpaths are correct so it can reference libc++abi.dylib when linked.
# using -Wl,-flat_namespace is required to generate an error
mkdir libtest/
ln -s $tools/lib/libc++.dylib libtest/
clang++ -Wl,-flat_namespace -idirafter $tools/include-Libsystem -isystem$tools/include/c++/v1 \
--sysroot=$tools -L./libtest -L$PWD/libSystem-boot hello3.cc
tar xvf ${hello.src}
cd hello-*
# hello configure detects -liconv is needed but doesn't add to the link step
LDFLAGS=-liconv ./configure --prefix=$out
make
make install
$out/bin/hello
'';
}