--- /dev/null
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+PYTHON_COMPAT=( python{3_6,3_7,3_8} )
+
+inherit eutils flag-o-matic python-single-r1 toolchain-funcs
+
+export CTARGET=${CTARGET:-${CHOST}}
+if [[ ${CTARGET} == ${CHOST} ]] ; then
+ if [[ ${CATEGORY} == cross-* ]] ; then
+ export CTARGET=${CATEGORY#cross-}
+ fi
+fi
+is_cross() { [[ ${CHOST} != ${CTARGET} ]] ; }
+
+case ${PV} in
+9999*)
+ # live git tree
+ EGIT_REPO_URI="https://sourceware.org/git/binutils-gdb.git"
+ inherit git-r3
+ SRC_URI=""
+ ;;
+*.*.50.2???????)
+ # weekly snapshots
+ SRC_URI="ftp://sourceware.org/pub/gdb/snapshots/current/gdb-weekly-${PV}.tar.xz"
+ ;;
+*)
+ # Normal upstream release
+ SRC_URI="mirror://gnu/gdb/${P}.tar.xz
+ ftp://sourceware.org/pub/gdb/releases/${P}.tar.xz"
+ ;;
+esac
+
+PATCH_VER=""
+PATCH_DEV=""
+DESCRIPTION="GNU debugger"
+HOMEPAGE="https://sourceware.org/gdb/"
+SRC_URI="${SRC_URI}
+ ${PATCH_DEV:+https://dev.gentoo.org/~${PATCH_DEV}/distfiles/${P}-patches-${PATCH_VER}.tar.xz}
+ ${PATCH_VER:+mirror://gentoo/${P}-patches-${PATCH_VER}.tar.xz}
+"
+
+LICENSE="GPL-2 LGPL-2"
+SLOT="0"
+if [[ ${PV} != 9999* ]] ; then
+ KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~ppc-aix ~x64-cygwin ~amd64-linux ~x86-linux ~x64-macos ~x86-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
+fi
+IUSE="+client lzma multitarget nls +python +server source-highlight test vanilla xml xxhash"
+REQUIRED_USE="
+ python? ( ${PYTHON_REQUIRED_USE} )
+ || ( client server )
+"
+
+# ia64 kernel crashes when gdb testsuite is running
+# hppa kernel crashes when gdb testsuite is running
+RESTRICT="
+ hppa? ( test )
+ ia64? ( test )
+
+ !test? ( test )
+"
+
+RDEPEND="
+ client? (
+ dev-libs/mpfr:0=
+ >=sys-libs/ncurses-5.2-r2:0=
+ >=sys-libs/readline-7:0=
+ lzma? ( app-arch/xz-utils )
+ python? ( ${PYTHON_DEPS} )
+ xml? ( dev-libs/expat )
+ sys-libs/zlib
+ )
+ source-highlight? (
+ dev-util/source-highlight
+ )
+ xxhash? (
+ dev-libs/xxhash
+ )
+"
+DEPEND="${RDEPEND}"
+BDEPEND="
+ app-arch/xz-utils
+ sys-apps/texinfo
+ client? (
+ virtual/yacc
+ test? ( dev-util/dejagnu )
+ nls? ( sys-devel/gettext )
+ )"
+
+PATCHES=(
+ "${FILESDIR}"/${PN}-8.3.1-verbose-build.patch
+ "${FILESDIR}"/${PN}-9.1-ia64.patch
+)
+
+GDB_BUILD_DIR="${WORKDIR}"/${P}-build
+
+pkg_setup() {
+ use python && python-single-r1_pkg_setup
+}
+
+src_prepare() {
+ default
+
+ strip-linguas -u bfd/po opcodes/po
+}
+
+gdb_branding() {
+ printf "Gentoo ${PV} "
+ if ! use vanilla && [[ -n ${PATCH_VER} ]] ; then
+ printf "p${PATCH_VER}"
+ else
+ printf "vanilla"
+ fi
+ [[ -n ${EGIT_COMMIT} ]] && printf " ${EGIT_COMMIT}"
+}
+
+src_configure() {
+ strip-unsupported-flags
+
+ local myconf=(
+ # portage's econf() does not detect presence of --d-d-t
+ # because it greps only top-level ./configure. But not
+ # gnulib's or gdb's configure.
+ --disable-dependency-tracking
+
+ --with-pkgversion="$(gdb_branding)"
+ --with-bugurl='https://bugs.gentoo.org/'
+ --disable-werror
+ # Disable modules that are in a combined binutils/gdb tree. #490566
+ --disable-{binutils,etc,gas,gold,gprof,ld}
+ )
+ local sysroot="${EPREFIX}/usr/${CTARGET}"
+ is_cross && myconf+=(
+ --with-sysroot="${sysroot}"
+ --includedir="${sysroot}/usr/include"
+ --with-gdb-datadir="\${datadir}/gdb/${CTARGET}"
+ )
+
+ if use server && ! use client ; then
+ # just configure+build in the gdbserver subdir to speed things up
+ cd gdb/gdbserver
+ myconf+=( --program-transform-name='' )
+ else
+ # gdbserver only works for native targets (CHOST==CTARGET).
+ # it also doesn't support all targets, so rather than duplicate
+ # the target list (which changes between versions), use the
+ # "auto" value when things are turned on.
+ is_cross \
+ && myconf+=( --disable-gdbserver ) \
+ || myconf+=( $(use_enable server gdbserver auto) )
+ fi
+
+ if ! ( use server && ! use client ) ; then
+ # if we are configuring in the top level, then use all
+ # the additional global options
+ myconf+=(
+ --enable-64-bit-bfd
+ --disable-install-libbfd
+ --disable-install-libiberty
+ # Disable guile for now as it requires guile-2.x #562902
+ --without-guile
+ # This only disables building in the readline subdir.
+ # For gdb itself, it'll use the system version.
+ --disable-readline
+ --with-system-readline
+ # This only disables building in the zlib subdir.
+ # For gdb itself, it'll use the system version.
+ --without-zlib
+ --with-system-zlib
+ --with-separate-debug-dir="${EPREFIX}"/usr/lib/debug
+ $(use_with xml expat)
+ $(use_with lzma)
+ $(use_enable nls)
+ $(use_enable source-highlight)
+ $(use multitarget && echo --enable-targets=all)
+ $(use_with python python "${EPYTHON}")
+ $(use_with xxhash)
+ )
+ fi
+ if use sparc-solaris || use x86-solaris ; then
+ # disable largefile support
+ # https://sourceware.org/ml/gdb-patches/2014-12/msg00058.html
+ myconf+=( --disable-largefile )
+ fi
+
+ # source-highlight is detected with pkg-config: bug #716558
+ export ac_cv_path_pkg_config_prog_path="$(tc-getPKG_CONFIG)"
+
+ mkdir "${GDB_BUILD_DIR}" || die
+ pushd "${GDB_BUILD_DIR}" || die
+ ECONF_SOURCE=${S}
+ econf "${myconf[@]}"
+ popd
+}
+
+src_compile() {
+ emake -C "${GDB_BUILD_DIR}"
+}
+
+src_test() {
+ emake -C "${GDB_BUILD_DIR}" check
+}
+
+src_install() {
+ if use server && ! use client; then
+ emake -C "${GDB_BUILD_DIR}"/gdb/gdbserver DESTDIR="${D}" install
+ else
+ emake -C "${GDB_BUILD_DIR}" DESTDIR="${D}" install
+ fi
+
+ if use client; then
+ find "${ED}"/usr -name libiberty.a -delete || die
+ fi
+
+ # Delete translations that conflict with binutils-libs. #528088
+ # Note: Should figure out how to store these in an internal gdb dir.
+ if use nls ; then
+ find "${ED}" \
+ -regextype posix-extended -regex '.*/(bfd|opcodes)[.]g?mo$' \
+ -delete || die
+ fi
+
+ # Don't install docs when building a cross-gdb
+ if [[ ${CTARGET} != ${CHOST} ]] ; then
+ rm -rf "${ED}"/usr/share/{doc,info,locale} || die
+ local f
+ for f in "${ED}"/usr/share/man/*/* ; do
+ if [[ ${f##*/} != ${CTARGET}-* ]] ; then
+ mv "${f}" "${f%/*}/${CTARGET}-${f##*/}" || die
+ fi
+ done
+ return 0
+ fi
+ # Install it by hand for now:
+ # https://sourceware.org/ml/gdb-patches/2011-12/msg00915.html
+ # Only install if it exists due to the twisted behavior (see
+ # notes in src_configure above).
+ [[ -e "${GDB_BUILD_DIR}"/gdb/gdbserver/gdbreplay ]] && dobin "${GDB_BUILD_DIR}"/gdb/gdbserver/gdbreplay
+
+ if use client ; then
+ docinto gdb
+ dodoc gdb/CONTRIBUTE gdb/README gdb/MAINTAINERS \
+ gdb/NEWS gdb/ChangeLog gdb/PROBLEMS
+ fi
+ docinto sim
+ dodoc sim/{ChangeLog,MAINTAINERS,README-HACKING}
+ if use server ; then
+ docinto gdbserver
+ dodoc gdb/gdbserver/{ChangeLog,README}
+ fi
+
+ if [[ -n ${PATCH_VER} ]] ; then
+ dodoc "${WORKDIR}"/extra/gdbinit.sample
+ fi
+
+ # Remove shared info pages
+ rm -f "${ED}"/usr/share/info/{annotate,bfd,configure,standards}.info*
+
+ # gcore is part of ubin on freebsd
+ if [[ ${CHOST} == *-freebsd* ]]; then
+ rm "${ED}"/usr/bin/gcore || die
+ fi
+
+ if use python; then
+ python_optimize "${ED}"/usr/share/gdb/python/gdb
+ fi
+}
+
+pkg_postinst() {
+ # portage sucks and doesnt unmerge files in /etc
+ rm -vf "${EROOT}"/etc/skel/.gdbinit
+
+ if use prefix && [[ ${CHOST} == *-darwin* ]] ; then
+ ewarn "gdb is unable to get a mach task port when installed by Prefix"
+ ewarn "Portage, unprivileged. To make gdb fully functional you'll"
+ ewarn "have to perform the following steps:"
+ ewarn " % sudo chgrp procmod ${EPREFIX}/usr/bin/gdb"
+ ewarn " % sudo chmod g+s ${EPREFIX}/usr/bin/gdb"
+ fi
+}
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