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# Copyright 1999-2017 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
EAPI="4"
CHOST="avr"
CTARGET="avr"
inherit flag-o-matic eutils
DESCRIPTION="C library for Atmel AVR microcontrollers"
HOMEPAGE="http://www.nongnu.org/avr-libc/"
SRC_URI="https://savannah.nongnu.org/download/avr-libc/${P}.tar.bz2
https://savannah.nongnu.org/download/avr-libc/${PN}-manpages-${PV}.tar.bz2
doc? ( https://savannah.nongnu.org/download/avr-libc/${PN}-user-manual-${PV}.tar.bz2 )"
LICENSE="BSD"
SLOT="0"
# 'amd64' is a blessed placeholder for crossdev. It could
# be any other arch. See bug #620316#c5
# Don't add more arches to KEYWORDS.
KEYWORDS="~amd64"
IUSE="doc crosscompile_opts_headers-only"
DEPEND=">=sys-devel/crossdev-0.9.1"
[[ ${CATEGORY/cross-} != ${CATEGORY} ]] \
&& RDEPEND="!dev-embedded/avr-libc" \
|| RDEPEND=""
DOCS="AUTHORS ChangeLog* NEWS README"
pkg_setup() {
# check for avr-gcc, bug #134738
ebegin "Checking for avr-gcc"
if type -p avr-gcc > /dev/null ; then
eend 0
else
eend 1
eerror
eerror "Failed to locate 'avr-gcc' in \$PATH. You can install an AVR toolchain using:"
eerror " $ crossdev -t avr"
eerror
die "AVR toolchain not found"
fi
}
src_prepare() {
# Fix avr-libc bug #32988 causing an ICE with gcc-4.6.0
epatch "${FILESDIR}/${P}-gcc46.patch"
# work around broken gcc versions PR45261
local mcu
for mcu in $(sed -r -n '/CHECK_AVR_DEVICE/{s:.*[(](.*)[)]:\1:;p}' configure.ac) ; do
if avr-gcc -E - -mmcu=${mcu} <<<"" |& grep -q 'unknown MCU' ; then
sed -i "/HAS_${mcu}=yes/s:yes:no:" configure
fi
done
# Install docs in correct directory
sed -i -e "/DOC_INST_DIR/s:\$(VERSION):${PVR}:" configure || die
strip-flags
strip-unsupported-flags
}
src_install() {
default
# man pages can not go into standard locations
# as they would then overwrite libc man pages
insinto /usr/share/doc/${PF}/man/man3
doins "${WORKDIR}"/man/man3/*
prepman /usr/share/doc/${PF}
use doc && dohtml "${WORKDIR}"/${PN}-user-manual-${PV}/*
}
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