# Copyright 1999-2022 Gentoo Authors # Distributed under the terms of the GNU General Public License v2 EAPI=8 FORTRAN_NEEDED=fortran inherit fcaps fortran-2 linux-info toolchain-funcs DESCRIPTION="A performance-oriented tool suite for x86 multicore environments" HOMEPAGE="https://github.com/rrze-likwid/likwid" SRC_URI="https://ftp.fau.de/pub/likwid/${P}.tar.gz" LICENSE="GPL-3+ BSD MIT" SLOT="0" KEYWORDS="~amd64" # upstream partial support exists for x86 arm arm64 IUSE="fortran" CDEPEND="dev-lang/perl" RDEPEND="${CDEPEND}" DEPEND="${CDEPEND}" CONFIG_CHECK="~X86_MSR" FILECAPS=( -M 755 cap_sys_rawio+ep usr/sbin/likwid-accessD -- -M 755 cap_sys_rawio+ep usr/sbin/likwid-setFreq ) PATCHES=( "${FILESDIR}/${PN}-4.3.1-fix-gnustack.patch" ) pkg_setup() { fortran-2_pkg_setup } src_prepare() { # Ensure we build with a non executable stack sed \ -e '/^SHARED_CFLAGS/s/$/ -Wa,--noexecstack/' \ -i make/include_{GCC*,CLANG}.mk \ || die "Failed to set nonexecstack" # Make the install targets respect Q= for being quiet or not # MUCH easier for debugging sed -r \ -e '/^install/,/^[a-z]/{/^\t@/{ s/@/$(Q)/; }}' \ -i \ Makefile || die "Failed to sed Makefile" sed -i \ -e '/^\.NOTPARALLEL:/d' \ Makefile \ bench/Makefile \ ext/hwloc/Makefile || die "Failed to re-enable parallel" default } export_emake_opts() { # Warning: this build system uses PREFIX in a way that differs from # autoconf! It's more like: # PREFIX=$(DESTDIR)$(INSTALLED_PREFIX) # it's not 100% like that, because parts of the Makefiles are inconsistent. # this is the same solution used in the upstream RPM specs # these variables are uppercase so they match what's put into Make. local INSTALLED_PREFIX=/usr local INSTALLED_LIBPREFIX=/usr/$(get_libdir) # upstream is '$(INSTALLED_PREFIX)/lib' local INSTALLED_MANPREFIX=/usr/share/man # upstream has it as used but undefined variable. # If the build is too loud, pass 'Q=@' src_compile_opts=( "Q=" "INSTALLED_PREFIX=${INSTALLED_PREFIX}" "INSTALLED_LIBPREFIX=${INSTALLED_LIBPREFIX}" "INSTALLED_MANPREFIX=${INSTALLED_MANPREFIX}" "PREFIX=${INSTALLED_PREFIX}" "LIBPREFIX=${INSTALLED_LIBPREFIX}" "MANPREFIX=${INSTALLED_MANPREFIX}" "CC=$(tc-getCC)" "ANSI_CFLAGS=${CFLAGS}" "INSTRUMENT_BENCH=true" "FORTRAN_INTERFACE=$(usex fortran likwid.mod false)" "FC=$(usex fortran "${FC}" false)" "FCFLAGS=-J ./ -fsyntax-only" # needed for building correctly ) src_install_opts=( "PREFIX=${D}${INSTALLED_PREFIX}" "LIBPREFIX=${D}${INSTALLED_LIBPREFIX}" "MANPREFIX=${D}${INSTALLED_MANPREFIX}" ) } src_compile() { export_emake_opts emake \ "${src_compile_opts[@]}" \ || die 'emake failed' } src_install () { export_emake_opts emake \ "${src_compile_opts[@]}" \ "${src_install_opts[@]}" \ DESTDIR="${D}" \ install || die 'emake install failed' use fortran && doheader likwid.mod # Fix Python filter added shortly after 4.3.3 #python_fix_shebang "${D}"/usr/share/likwid/filter/ # Do NOT use 'doman'! The upstream 'make install' target does a sed as it's # generating the final manpage to the real install dir; and the copies in # ${S} are unmodified. dodoc README.md CHANGELOG dodoc doc/*.txt dodoc doc/*.md dodoc -r doc/applications doc/archs # Fix upstream partial doc install rm -rf "${D}"/usr/share/likwid/docs || die ln -sf "/usr/share/doc/${PF}" "${D}"/usr/share/likwid/docs || die } pkg_preinst() { # This is now a symlink, but used to be a plain directory OLDDOCDIR=/usr/share/likwid/docs if [[ ! -L "${OLDDOCDIR}" && -d "${OLDDOCDIR}" ]]; then einfo "Cleaning up old docdir at ${OLDDOCDIR}" rm -rf "${OLDDOCDIR}" || die fi } pkg_postinst() { fcaps_pkg_postinst einfo "If you get 'Cannot gather values from MSR_PLATFORM_INFO', then 'modprobe msr'!" einfo ewarn "To enable users to access performance counters it is necessary to" ewarn "change the access permissions to /dev/cpu/msr[0]* devices." ewarn "It can be accomplished by adding the following line to file" ewarn "/etc/udev/rules.d/99-myrules.rules: KERNEL==\"msr[0-9]*\" MODE=\"0666\"" ewarn "Alternatively, assign the MSR files to a unique group and use mode 0660" }