58 lines
1.4 KiB
Nix
58 lines
1.4 KiB
Nix
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{
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lib,
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runCommand,
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makeWrapper,
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systemtap-unwrapped,
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elfutils,
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kernel,
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gnumake,
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python3,
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nixosTests,
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withStap ? true, # avoid cyclic dependency with glib, reduce closure size substantially
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}:
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let
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inherit (kernel) stdenv;
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## symlink farm for --sysroot flag
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sysroot = runCommand "systemtap-sysroot-${kernel.version}" { } ''
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mkdir -p $out/boot $out/usr/lib/debug
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ln -s ${kernel.dev}/vmlinux ${kernel.dev}/lib $out
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ln -s ${kernel.dev}/vmlinux $out/usr/lib/debug
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ln -s ${kernel}/System.map $out/boot/System.map-${kernel.version}
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'';
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pypkgs = with python3.pkgs; makePythonPath [ pyparsing ];
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in
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runCommand "systemtap-${systemtap-unwrapped.version}"
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{
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stapBuild = systemtap-unwrapped;
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nativeBuildInputs = [ makeWrapper ];
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passthru.tests = { inherit (nixosTests.systemtap) linux_default linux_latest; };
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inherit (systemtap-unwrapped) meta;
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}
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(
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''
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mkdir -p $out/bin
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for bin in $stapBuild/bin/*; do
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ln -s $bin $out/bin
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done
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rm $out/bin/stap $out/bin/dtrace
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makeWrapper $stapBuild/bin/dtrace $out/bin/dtrace \
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--prefix PYTHONPATH : ${pypkgs}
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''
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+ lib.optionalString withStap ''
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makeWrapper $stapBuild/bin/stap $out/bin/stap \
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--add-flags "--sysroot ${sysroot}" \
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--prefix PATH : ${
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lib.makeBinPath [
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stdenv.cc.cc
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stdenv.cc.bintools
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elfutils
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gnumake
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]
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}
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''
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)
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