systemtap: clean up as per feedback
- 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
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@ -1,16 +1,17 @@
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{ fetchurl, linuxPackages, makeWrapper, runCommand, fetchgit
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, elfutils, pkgconfig, gettext, stow, gnumake }:
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{ 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 = "51b7cae3023adf137081059c7cc44a13f652ba4c";
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sha256 = "18m3lf11r99f4yr1m172548lghc0i22zqbys1fwlwakbczz0a2lz";
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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 (linuxPackages) kernel;
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version = kernel.stdenv.lib.substring 0 6 rev;
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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 = kernel.stdenv.mkDerivation {
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stapBuild = stdenv.mkDerivation {
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name = "systemtap-${version}";
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src = fetchgit { inherit url rev sha256; };
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buildInputs = [ elfutils pkgconfig gettext ];
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@ -18,39 +19,34 @@ let
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};
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## a kernel build dir as expected by systemtap
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kernelBuildDir = runCommand "kbuild-${kernel.version}-merged" {
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buildInputs = [ stow ];
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} ''
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kernelBuildDir = runCommand "kbuild-${kernel.version}-merged" { } ''
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mkdir -p $out
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stowFrom () {
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D="$(dirname $1)"
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P="$(basename $1)"
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shift
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stow -d $D -t $out -v "$@" -S $P
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}
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stowFrom ${kernel.dev}/lib/modules/${kernel.modDirVersion}/build --ignore=source
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ln -s ${kernel.dev}/vmlinux $out/vmlinux
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ln -s ${kernel}/System.map $out/System.map
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ln -s ${kernel.dev}/lib/modules/${kernel.modDirVersion}/source $out/source
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for f in \
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${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 = with kernel.stdenv.lib; {
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meta = {
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homepage = https://sourceware.org/systemtap/;
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repositories.git = git://sourceware.org/git/systemtap.git;
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description = "SystemTap provides a simple command line interface and scripting language for writing instrumentation for a live running kernel plus user-space applications.";
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license = licenses.gpl2;
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platforms = platforms.linux;
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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 $out/bin/$(basename $bin)
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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 : ${kernel.stdenv.cc.cc}/bin:${elfutils}/bin:${gnumake}/bin
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--prefix PATH : ${lib.makeBinPath [ stdenv.cc.cc elfutils gnumake ]}
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''
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@ -11397,6 +11397,8 @@ in
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sysdig = callPackage ../os-specific/linux/sysdig {};
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systemtap = callPackage ../development/tools/profiling/systemtap { };
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tp_smapi = callPackage ../os-specific/linux/tp_smapi { };
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v86d = callPackage ../os-specific/linux/v86d { };
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@ -14963,8 +14965,6 @@ in
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# linux only by now
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synergy = callPackage ../applications/misc/synergy { };
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systemtap = callPackage ../development/tools/profiling/systemtap { };
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tabbed = callPackage ../applications/window-managers/tabbed {
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# if you prefer a custom config, write the config.h in tabbed.config.h
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# and enable
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