59ccacbcd3
- shorter description - move systemtap into linuxPackages this is only necessary for the wrapper systemtap also has a dyninsn backend to instrument userspace apps we could experiment with other platforms, using this - get rid of stow build dependency - update version - minor cleanup steps
52 lines
1.6 KiB
Nix
52 lines
1.6 KiB
Nix
{ fetchgit, pkgconfig, gettext, runCommand, makeWrapper
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, elfutils, kernel, gnumake }:
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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 = "a10bdceb7c9a7dc52c759288dd2e555afcc5184a";
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sha256 = "1kllzfnh4ksis0673rma5psglahl6rvy0xs5v05qkqn6kl7irmg1";
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version = "2016-09-16";
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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-${version}";
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src = fetchgit { inherit url rev sha256; };
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buildInputs = [ elfutils pkgconfig gettext ];
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enableParallelBuilding = true;
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};
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## a kernel build dir as expected by systemtap
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kernelBuildDir = runCommand "kbuild-${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) $out
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done
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'';
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in runCommand "systemtap-${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
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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 elfutils gnumake ]}
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''
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