66 lines
2.2 KiB
Nix
66 lines
2.2 KiB
Nix
{ fetchgit, pkgconfig, gettext, runCommand, makeWrapper
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, elfutils, kernel, gnumake, python2, python2Packages
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}:
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let
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## fetchgit info
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url = git://sourceware.org/git/systemtap.git;
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rev = "4051c70c9318c837981384cbb23f3e9eb1bd0892";
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sha256 = "0sd8n3j3rishks3gyqj2jyqhps7hmlfjyz8i0w8v98cczhhh04rq";
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version = "2017.10.18";
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inherit (kernel) stdenv;
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inherit (stdenv) lib;
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## stap binaries
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stapBuild = stdenv.mkDerivation {
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name = "systemtap-${version}";
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src = fetchgit { inherit url rev sha256; };
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nativeBuildInputs = [ pkgconfig ];
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buildInputs = [ elfutils gettext python2 python2Packages.setuptools ];
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# FIXME: Workaround for bug in kbuild, where quoted -I"/foo" flags would get mangled in out-of-tree kbuild dirs
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postPatch = ''
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substituteInPlace buildrun.cxx --replace \
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'o << "EXTRA_CFLAGS += -I\"" << s.runtime_path << "\"" << endl;' \
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'o << "EXTRA_CFLAGS += -I" << s.runtime_path << endl;'
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'';
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enableParallelBuilding = true;
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};
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## a kernel build dir as expected by systemtap
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kernelBuildDir = runCommand "kbuild-${kernel.version}-merged" { } ''
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mkdir -p $out
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for f in \
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${kernel}/System.map \
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${kernel.dev}/vmlinux \
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${kernel.dev}/lib/modules/${kernel.modDirVersion}/build/{*,.*}
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do
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ln -s $(readlink -f $f) $out
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done
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'';
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pypkgs = with python2Packages; makePythonPath [ pyparsing ];
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in runCommand "systemtap-${kernel.version}-${version}" {
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inherit stapBuild kernelBuildDir;
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buildInputs = [ makeWrapper ];
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meta = {
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homepage = https://sourceware.org/systemtap/;
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repositories.git = url;
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description = "Provides a scripting language for instrumentation on a live kernel plus user-space";
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license = lib.licenses.gpl2;
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platforms = lib.platforms.linux;
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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 # hello emacs */
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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/stap $out/bin/stap \
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--add-flags "-r $kernelBuildDir" \
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--prefix PATH : ${lib.makeBinPath [ stdenv.cc.cc stdenv.cc.bintools elfutils gnumake ]}
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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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