2 files changed, 74 insertions, 0 deletions
diff --git a/dev-embedded/avr-libc/Manifest b/dev-embedded/avr-libc/Manifest
index d737565dcdcb..b37ba57dab31 100644
--- a/dev-embedded/avr-libc/Manifest
+++ b/dev-embedded/avr-libc/Manifest
@@ -1,3 +1,5 @@
 DIST avr-libc-2.0.0.tar.bz2 3590893 BLAKE2B cc628f5f55d12c78ca9215e3e37b4a0061feae3c7c19653384b5d789fb6e1c70efe420631bf987379ae5524ec0f65c6df459eaad0fcfb80833cc4732ed5e796b SHA512 fc8d062043d633350dbe05978935dcb8028257a4f1013f246af9658aef0671def19ac11577d1ee9302df68df1b8cf030b22441d96852e185db212263aacabea6
+DIST avr-libc-2.1.0.tar.bz2 3638672 BLAKE2B b17f3c4971221abe78d4f1d749c6f093e6fcf77b3435bc280af6025bf1c263a4d4d71c55c285ab7d7b458b361baa1d8b928f3ff706510c22b8c6d9f594c44abc SHA512 207b8844353c45172cc819cd5e694bbfe7cd281359cd01cff520f1e70226852d708f1a4fc2e841b2ceb8e3f7d19f2ce45a3f499aee4a25eeb5f6f0aa919611c8
 DIST avr-libc-manpages-2.0.0.tar.bz2 151137 BLAKE2B 7fbaa9c1014e8cf9b4caac723b57f9c24272da458b987ba302730116437bb3a5b49296c6804d857b421e6f71f2c4efda959d278ebcc14aba35fdd44a958dfca8 SHA512 8b4aaa6ae176076171e90e629e0e6142c4c56f9cc4f1640432384276df2f7b457f5137739535b07b9cede9b5b2e564db7fe200203faa4e2d0cd9874432507823
+DIST avr-libc-manpages-2.1.0.tar.bz2 149031 BLAKE2B 3a2ab8b17ff4954cbe8ba1b1d7751b4d50993559eecb58315b5bcd5a6913f72a2c1138e2bf25f075e89bc7e5d45f00e5e1172b02de84e729c25abed7bdec8754 SHA512 a6fc16b5aa60c25ba1230c0be213bda173f8f437bc71553dc04974cd14e3b9c8ea0abb3a25eac2b6517d34e912880db8eb73fec4a5d5374aa5172e14acbf4fa4
 DIST avr-libc-user-manual-2.0.0.tar.bz2 932920 BLAKE2B d3190af26dbe38719bc78e73de31af1ce69d885b928f48a4fb9ccd145a33f19f71c017253ad16eadc641fc88495c642dd5fd1668c6bebddf7d813f70db01a3f6 SHA512 246180be1f793b46335a49f33028ff59bd7cc06ca3d8627309521801e405e0e1305663a2c0760521467e75732ad513749bf707732b59fb17744e51acda9bb2c6
diff --git a/dev-embedded/avr-libc/avr-libc-2.1.0.ebuild b/dev-embedded/avr-libc/avr-libc-2.1.0.ebuild
new file mode 100644
index 000000000000..af637bbc7ebc
--- /dev/null
+++ b/dev-embedded/avr-libc/avr-libc-2.1.0.ebuild
@@ -0,0 +1,72 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI="8"
+
+CHOST="avr"
+CTARGET="avr"
+
+inherit flag-o-matic
+
+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"
+
+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="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() {
+	default
+
+	# 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_${mcu}=yes/s:yes:no:" configure
+		fi
+	done
+
+	strip-flags
+	strip-unsupported-flags
+}
+
+src_install() {
+	default
+
+	# man pages can not go into standard locations
+	# as they would then overwrite libc man pages
+	docinto man/man3
+	dodoc -r "${WORKDIR}"/man/man3/.
+
+	# Make sure diff cross-compilers don't collide #414075
+	mv "${ED}"/usr/share/doc/{${PF},${CTARGET}-${PF}} || die
+}