nixpkgs/pkgs/development/compilers/openjdk/bootstrap.nix

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{ stdenv, runCommand, glibc, fetchurl, file }:
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let
# !!! These should be on nixos.org
src = if glibc.system == "x86_64-linux" then
fetchurl {
url = http://tarballs.nixos.org/openjdk-bootstrap-x86_64-linux-2012-08-24.tar.xz;
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sha256 = "0gla9dxrfq2w1hvgsnn8jg8a60k27im6z43a6iidi0qmwa0wah32";
}
else if glibc.system == "i686-linux" then
fetchurl {
url = http://tarballs.nixos.org/openjdk-bootstrap-i686-linux-2012-08-24.tar.xz;
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sha256 = "184wq212bycwbbq4ix8cc6jwjxkrqw9b01zb86q95kqpa8zy5206";
}
else throw "No bootstrap for system";
in
runCommand "openjdk-bootstrap" {} ''
tar xvf ${src}
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mv openjdk-bootstrap $out
for i in $out/bin/*; do
patchelf --set-interpreter ${glibc}/lib/ld-linux*.so.2 $i
done
# Temporarily, while NixOS's OpenJDK bootstrap tarball doesn't have PaX markings:
exes=$(${file}/bin/file $out/bin/* 2> /dev/null | grep -E 'ELF.*(executable|shared object)' | sed -e 's/: .*$//')
for file in $exes; do
paxmark m "$file"
# On x86 for heap sizes over 700MB disable SEGMEXEC and PAGEEXEC as well.
${stdenv.lib.optionalString stdenv.isi686 ''paxmark msp "$file"''}
done
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''