nixpkgs/pkgs/os-specific/linux/kernel/perf.nix
Jörg Thalheim 887570883e perf: remove binutils patch by wrapper
starting with linux 4.12 our patch no longer applied. In order to
avoid having to maintain patches for different linux kernels it is
easier to use a wrapper instead.
2017-07-23 15:18:02 +01:00

67 lines
2.2 KiB
Nix

{ lib, stdenv, kernel, elfutils, python, perl, newt, slang, asciidoc, xmlto, makeWrapper
, docbook_xsl, docbook_xml_dtd_45, libxslt, flex, bison, pkgconfig, libunwind, binutils
, libiberty, libaudit
, zlib, withGtk ? false, gtk2 ? null }:
with lib;
assert withGtk -> gtk2 != null;
assert versionAtLeast kernel.version "3.12";
stdenv.mkDerivation {
name = "perf-linux-${kernel.version}";
inherit (kernel) src;
preConfigure = ''
cd tools/perf
sed -i s,/usr/include/elfutils,$elfutils/include/elfutils, Makefile
${optionalString (versionOlder kernel.version "3.13") "patch -p1 < ${./perf.diff}"}
[ -f bash_completion ] && sed -i 's,^have perf,_have perf,' bash_completion
export makeFlags="DESTDIR=$out $makeFlags"
'';
# perf refers both to newt and slang
# binutils is required for libbfd.
nativeBuildInputs = [ asciidoc xmlto docbook_xsl docbook_xml_dtd_45 libxslt
flex bison libiberty libaudit makeWrapper ];
buildInputs = [ elfutils python perl newt slang pkgconfig libunwind binutils zlib ] ++
stdenv.lib.optional withGtk gtk2;
# Note: we don't add elfutils to buildInputs, since it provides a
# bad `ld' and other stuff.
NIX_CFLAGS_COMPILE =
[ "-Wno-error=cpp"
"-Wno-error=bool-compare"
"-Wno-error=deprecated-declarations"
"-DOBJDUMP_PATH=\"${binutils}/bin/objdump\""
]
# gcc before 6 doesn't know these options
++ stdenv.lib.optionals (hasPrefix "gcc-6" stdenv.cc.cc.name) [
"-Wno-error=unused-const-variable" "-Wno-error=misleading-indentation"
];
installFlags = "install install-man ASCIIDOC8=1";
preFixup = ''
wrapProgram $out/bin/perf \
--prefix PATH : "${binutils}/bin"
'';
crossAttrs = {
/* I don't want cross-python or cross-perl -
I don't know if cross-python even works */
propagatedBuildInputs = [ elfutils.crossDrv newt.crossDrv ];
makeFlags = "CROSS_COMPILE=${stdenv.cc.prefix}";
elfutils = elfutils.crossDrv;
inherit (kernel.crossDrv) src patches;
};
meta = {
homepage = https://perf.wiki.kernel.org/;
description = "Linux tools to profile with performance counters";
maintainers = with stdenv.lib.maintainers; [viric];
platforms = with stdenv.lib.platforms; linux;
};
}