dev-util/perf: add 6.8

Signed-off-by: Guilherme Amadio <amadio@gentoo.org>

2 files changed, 339 insertions, 0 deletions

diff --git a/dev-util/perf/Manifest b/dev-util/perf/Manifest
index 6d3f98bf72ae..d0961af9f392 100644
--- a/dev-util/perf/Manifest
+++ b/dev-util/perf/Manifest
@@ -1,2 +1,3 @@
 DIST linux-6.3.tar.xz 136891752 BLAKE2B f1887c8924efa8d0cb14c4e604affd0b0168bcf20f56a37c027405c7bc11aba822a43fcb38ccb55a81a26f747d00e1ab5a6554818affbf1e1c7ef5220150fc69 SHA512 768979440f4907ba64d4481b383d6101faf208f27a0b897156123aa278c5743fe3c4f61945b2541429c532d45382aaee8899ea9d44a1d2895bfbb79bfd937f65
 DIST linux-6.7.tar.xz 141406528 BLAKE2B cecdbd19905e43e485ab73b352ced18b37f2a138c97a6956cadcda5d3d271001117dc1cf896b166ff019fc7f405f9539e2ed0d6112b0890efb04d182adf4fd0e SHA512 de06de556191614bd9daf077ae239360352a402bab407748e67f1e5108c92fd933e451707840ab22fe0f9976db3d1e1b60ca9d41cf894f015ca09b3f652b74ad
+DIST linux-6.8.tar.xz 142502100 BLAKE2B c6f17f816cea16e629f63e9379b98888713f57b2c5173306926471f139a9d612a0c74e119341f8075390e55e203d787d9edeb4ad5a064b18870f6f0f7ffaafb2 SHA512 5c4eb4aa1d3f7d1ea01c0f7ddeadacdece6e144fd4bdfc16b2b925d3e10dc04de3a6db69320b79a96c3560052616f001d2c09e7a1bb4f7b731e2380a7ecce068
diff --git a/dev-util/perf/perf-6.8.ebuild b/dev-util/perf/perf-6.8.ebuild
new file mode 100644
index 000000000000..71d7382d4545
--- /dev/null
+++ b/dev-util/perf/perf-6.8.ebuild
@@ -0,0 +1,338 @@
+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{10..12} )
+inherit bash-completion-r1 estack flag-o-matic linux-info llvm toolchain-funcs python-r1
+
+DESCRIPTION="Userland tools for Linux Performance Counters"
+HOMEPAGE="https://perf.wiki.kernel.org/"
+
+LINUX_V="${PV:0:1}.x"
+if [[ ${PV} == *_rc* ]] ; then
+	LINUX_VER=$(ver_cut 1-2).$(($(ver_cut 3)-1))
+	PATCH_VERSION=$(ver_cut 1-3)
+	LINUX_PATCH=patch-${PV//_/-}.xz
+	SRC_URI="https://www.kernel.org/pub/linux/kernel/v${LINUX_V}/testing/${LINUX_PATCH}
+		https://www.kernel.org/pub/linux/kernel/v${LINUX_V}/testing/v${PATCH_VERSION}/${LINUX_PATCH}"
+elif [[ ${PV} == *.*.* ]] ; then
+	# stable-release series
+	LINUX_VER=$(ver_cut 1-2)
+	LINUX_PATCH=patch-${PV}.xz
+	SRC_URI="https://www.kernel.org/pub/linux/kernel/v${LINUX_V}/${LINUX_PATCH}"
+else
+	LINUX_VER=${PV}
+fi
+
+LINUX_SOURCES="linux-${LINUX_VER}.tar.xz"
+SRC_URI+=" https://www.kernel.org/pub/linux/kernel/v${LINUX_V}/${LINUX_SOURCES}"
+
+S_K="${WORKDIR}/linux-${LINUX_VER}"
+S="${S_K}/tools/perf"
+
+LICENSE="GPL-2"
+SLOT="0"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~loong ~mips ~ppc ~ppc64 ~riscv ~x86 ~amd64-linux ~x86-linux"
+IUSE="abi_mips_o32 abi_mips_n32 abi_mips_n64 audit babeltrace big-endian bpf caps crypt debug +doc gtk java libpfm +libtraceevent +libtracefs lzma numa perl python slang systemtap tcmalloc unwind zstd"
+
+REQUIRED_USE="
+	${PYTHON_REQUIRED_USE}
+"
+
+# setuptools (and Python) are always needed even if not building Python bindings
+BDEPEND="
+	${LINUX_PATCH+dev-util/patchutils}
+	${PYTHON_DEPS}
+	>=app-arch/tar-1.34-r2
+	dev-python/setuptools[${PYTHON_USEDEP}]
+	app-alternatives/yacc
+	app-alternatives/lex
+	virtual/pkgconfig
+	doc? (
+		app-text/asciidoc
+		app-text/sgml-common
+		app-text/xmlto
+		sys-process/time
+	)
+"
+
+RDEPEND="
+	audit? ( sys-process/audit )
+	babeltrace? ( dev-util/babeltrace:0/1 )
+	bpf? (
+		dev-libs/libbpf
+		dev-util/bpftool
+		dev-util/pahole
+	)
+	caps? ( sys-libs/libcap )
+	bpf? (
+		sys-devel/clang:=
+		sys-devel/llvm:=
+	)
+	crypt? ( dev-libs/openssl:= )
+	gtk? ( x11-libs/gtk+:2 )
+	java? ( virtual/jre:* )
+	libpfm? ( dev-libs/libpfm:= )
+	libtraceevent? ( dev-libs/libtraceevent )
+	libtracefs? ( dev-libs/libtracefs )
+	lzma? ( app-arch/xz-utils )
+	numa? ( sys-process/numactl )
+	perl? ( dev-lang/perl:= )
+	python? ( ${PYTHON_DEPS} )
+	slang? ( sys-libs/slang )
+	systemtap? ( dev-debug/systemtap )
+	tcmalloc? ( dev-util/google-perftools )
+	unwind? ( sys-libs/libunwind:= )
+	zstd? ( app-arch/zstd:= )
+	dev-libs/elfutils
+	sys-libs/binutils-libs:=
+	sys-libs/zlib
+	virtual/libcrypt
+"
+
+DEPEND="${RDEPEND}
+	>=sys-kernel/linux-headers-5.10
+	java? ( virtual/jdk )
+"
+
+QA_FLAGS_IGNORED=(
+	'usr/bin/perf-read-vdso32' # not linked with anything except for libc
+	'usr/libexec/perf-core/dlfilters/.*' # plugins
+)
+
+pkg_pretend() {
+	if ! use doc ; then
+		ewarn "Without the doc USE flag you won't get any documentation nor man pages."
+		ewarn "And without man pages, you won't get any --help output for perf and its"
+		ewarn "sub-tools."
+	fi
+}
+
+pkg_setup() {
+	local CONFIG_CHECK="
+		~DEBUG_INFO
+		~FTRACE
+		~FTRACE_SYSCALLS
+		~FUNCTION_TRACER
+		~KALLSYMS
+		~KALLSYMS_ALL
+		~KPROBES
+		~KPROBE_EVENTS
+		~PERF_EVENTS
+		~UPROBES
+		~UPROBE_EVENTS
+	"
+
+	use bpf && llvm_pkg_setup
+	# We enable python unconditionally as libbpf always generates
+	# API headers using python script
+	python_setup
+
+	if use bpf ; then
+		CONFIG_CHECK+="~BPF ~BPF_EVENTS ~BPF_SYSCALL ~DEBUG_INFO_BTF ~HAVE_EBPF_JIT"
+	fi
+
+	linux-info_pkg_setup
+}
+
+# src_unpack and src_prepare are copied to dev-util/bpftool since
+# it's building from the same tarball, please keep it in sync with bpftool
+src_unpack() {
+	local paths=(
+		kernel/bpf tools/{arch,bpf,build,include,lib,perf,scripts}
+		scripts include lib "arch/*/lib" "arch/*/tools"
+	)
+
+	# We expect the tar implementation to support the -j option (both
+	# GNU tar and libarchive's tar support that).
+	echo ">>> Unpacking ${LINUX_SOURCES} (${paths[*]}) to ${PWD}"
+	gtar --wildcards -xpf "${DISTDIR}"/${LINUX_SOURCES} \
+		"${paths[@]/#/linux-${LINUX_VER}/}" || die
+
+	if [[ -n ${LINUX_PATCH} ]] ; then
+		eshopts_push -o noglob
+		ebegin "Filtering partial source patch"
+		filterdiff -p1 ${paths[@]/#/-i } -z "${DISTDIR}"/${LINUX_PATCH} \
+			> ${P}.patch
+		eend $? || die "filterdiff failed"
+		eshopts_pop
+	fi
+
+	local a
+	for a in ${A}; do
+		[[ ${a} == ${LINUX_SOURCES} ]] && continue
+		[[ ${a} == ${LINUX_PATCH} ]] && continue
+		unpack ${a}
+	done
+}
+
+src_prepare() {
+	default
+	if [[ -n ${LINUX_PATCH} ]] ; then
+		pushd "${S_K}" >/dev/null || die
+		eapply "${WORKDIR}"/${P}.patch
+		popd || die
+	fi
+
+	pushd "${S_K}" >/dev/null || die
+	eapply "${FILESDIR}"/perf-6.4-libtracefs.patch
+	eapply "${FILESDIR}"/perf-6.7-expr.patch
+	popd || die
+
+	# Drop some upstream too-developer-oriented flags and fix the
+	# Makefile in general
+	sed -i \
+		-e "s@\$(sysconfdir_SQ)/bash_completion.d@$(get_bashcompdir)@" \
+		"${S}"/Makefile.perf || die
+	# A few places still use -Werror w/out $(WERROR) protection.
+	sed -i -e 's@-Werror@@' \
+		"${S}"/Makefile.perf "${S_K}"/tools/lib/bpf/Makefile \
+		"${S_K}"/tools/lib/perf/Makefile || die
+
+	# Avoid the call to make kernelversion
+	sed -i -e '/PERF-VERSION-GEN/d' Makefile.perf || die
+	echo "#define PERF_VERSION \"${PV}\"" > PERF-VERSION-FILE
+
+	# The code likes to compile local assembly files which lack ELF markings.
+	find -name '*.S' -exec sed -i '$a.section .note.GNU-stack,"",%progbits' {} +
+}
+
+puse() { usex $1 "" 1; }
+perf_make() {
+	# The arch parsing is a bit funky.  The perf tools package is integrated
+	# into the kernel, so it wants an ARCH that looks like the kernel arch,
+	# but it also wants to know about the split value -- i386/x86_64 vs just
+	# x86.  We can get that by telling the func to use an older linux version.
+	# It's kind of a hack, but not that bad ...
+
+	# LIBDIR sets a search path of perf-gtk.so. Bug 515954
+
+	local arch=$(tc-arch-kernel)
+	local java_dir
+	use java && java_dir="${EPREFIX}/etc/java-config-2/current-system-vm"
+
+	# sync this with the whitelist in tools/perf/Makefile.config
+	local disable_libdw
+	if ! use amd64 && ! use x86 && \
+	   ! use arm && \
+	   ! use arm64 && \
+	   ! use ppc && ! use ppc64 \
+	   ! use s390 && \
+	   ! use riscv && \
+	   ! use loong
+	then
+		disable_libdw=1
+	fi
+
+	# perf directly invokes LD for linking without going through CC, on mips
+	# it is required to specify the emulation.  port of below buildroot patch
+	# https://patchwork.ozlabs.org/project/buildroot/patch/20170217105905.32151-1-Vincent.Riera@imgtec.com/
+	local linker="$(tc-getLD)"
+	if use mips
+	then
+		if use big-endian
+		then
+			use abi_mips_n64 && linker+=" -m elf64btsmip"
+			use abi_mips_n32 && linker+=" -m elf32btsmipn32"
+			use abi_mips_o32 && linker+=" -m elf32btsmip"
+		else
+			use abi_mips_n64 && linker+=" -m elf64ltsmip"
+			use abi_mips_n32 && linker+=" -m elf32ltsmipn32"
+			use abi_mips_o32 && linker+=" -m elf32ltsmip"
+		fi
+	fi
+
+	# FIXME: NO_CORESIGHT
+	local emakeargs=(
+		V=1 VF=1
+		HOSTCC="$(tc-getBUILD_CC)" HOSTLD="$(tc-getBUILD_LD)"
+		CC="$(tc-getCC)" CXX="$(tc-getCXX)" AR="$(tc-getAR)" LD="${linker}" NM="$(tc-getNM)"
+		PKG_CONFIG="$(tc-getPKG_CONFIG)"
+		prefix="${EPREFIX}/usr" bindir_relative="bin"
+		tipdir="share/doc/${PF}"
+		EXTRA_CFLAGS="${CFLAGS}"
+		EXTRA_LDFLAGS="${LDFLAGS}"
+		ARCH="${arch}"
+		BUILD_BPF_SKEL=$(usex bpf 1 "") \
+		BUILD_NONDISTRO=1
+		JDIR="${java_dir}"
+		CORESIGHT=
+		GTK2=$(usex gtk 1 "")
+		feature-gtk2-infobar=$(usex gtk 1 "")
+		NO_AUXTRACE=
+		NO_BACKTRACE=
+		NO_DEMANGLE=
+		NO_JEVENTS=$(puse python)
+		NO_JVMTI=$(puse java)
+		NO_LIBAUDIT=$(puse audit)
+		NO_LIBBABELTRACE=$(puse babeltrace)
+		NO_LIBBIONIC=1
+		NO_LIBBPF=$(puse bpf)
+		NO_LIBCAP=$(puse caps)
+		NO_LIBCRYPTO=$(puse crypt)
+		NO_LIBDW_DWARF_UNWIND="${disable_libdw}"
+		NO_LIBELF=
+		NO_LIBNUMA=$(puse numa)
+		NO_LIBPERL=$(puse perl)
+		NO_LIBPFM4=$(puse libpfm)
+		NO_LIBPYTHON=$(puse python)
+		NO_LIBTRACEEVENT=$(puse libtraceevent)
+		NO_LIBUNWIND=$(puse unwind)
+		NO_LIBZSTD=$(puse zstd)
+		NO_SDT=$(puse systemtap)
+		NO_SLANG=$(puse slang)
+		NO_LZMA=$(puse lzma)
+		NO_ZLIB=
+		TCMALLOC=$(usex tcmalloc 1 "")
+		WERROR=0
+		LIBDIR="/usr/libexec/perf-core"
+		libdir="${EPREFIX}/usr/$(get_libdir)"
+		plugindir="${EPREFIX}/usr/$(get_libdir)/perf/plugins"
+		"$@"
+	)
+	emake "${emakeargs[@]}"
+}
+
+src_compile() {
+	filter-lto
+
+	perf_make -f Makefile.perf
+	use doc && perf_make -C Documentation man
+}
+
+src_test() {
+	:
+}
+
+src_install() {
+	_install_python_ext() {
+		perf_make -f Makefile.perf install-python_ext DESTDIR="${D}"
+	}
+
+	perf_make -f Makefile.perf install DESTDIR="${D}"
+
+	if use python; then
+		python_foreach_impl _install_python_ext
+	fi
+
+	if use gtk; then
+		local libdir
+		libdir="$(get_libdir)"
+		# on some arches it ends up in lib even on 64bit, ppc64 for instance.
+		[[ -f "${ED}"/usr/lib/libperf-gtk.so ]] && libdir="lib"
+		mv "${ED}"/usr/${libdir}/libperf-gtk.so \
+			"${ED}"/usr/libexec/perf-core || die
+	fi
+
+	dodoc CREDITS
+
+	dodoc *txt Documentation/*.txt
+
+	# perf needs this decompressed to print out tips for users
+	docompress -x /usr/share/doc/${PF}/tips.txt
+
+	if use doc ; then
+		doman Documentation/*.1
+	fi
+}