1 files changed, 120 insertions, 0 deletions
diff --git a/dev-libs/wiringPi/wiringPi-2.44-r7.ebuild b/dev-libs/wiringPi/wiringPi-2.44-r7.ebuild
new file mode 100644
index 0000000..a18db63
--- /dev/null
+++ b/dev-libs/wiringPi/wiringPi-2.44-r7.ebuild
@@ -0,0 +1,120 @@
+# Copyright (c) 2017 sakaki <sakaki@deciban.com>
+# License: GPL v3+
+# NO WARRANTY
+
+EAPI=6
+inherit flag-o-matic toolchain-funcs git-r3
+
+KEYWORDS="~arm ~arm64"
+
+DESCRIPTION="GPIO interface libraries (and utility) for the Raspberry Pi"
+HOMEPAGE="http://wiringpi.com/"
+SRC_URI=""
+LICENSE="LGPL-3+"
+SLOT="0"
+IUSE=""
+RESTRICT="mirror"
+
+EGIT_REPO_URI="git://git.drogon.net/wiringPi"
+EGIT_BRANCH="master"
+# fetch the branch matching the ebuild version
+EGIT_COMMIT="${PV}"
+
+DEPEND=""
+RDEPEND="
+	${DEPEND}"
+
+src_prepare() {
+	local DIR
+	# put header files in include subdirectory
+	# don't make library links directly (these break)
+	# update manpage location to non-deprecated value
+	# get rid of suid (security risk); install utility as sbin instead
+	# if on arm64, install to /usr/lib64, not /usr/lib
+	# purge upstream email addresses as Gentoo is an unsupported platform
+	for DIR in wiringPi devLib gpio; do
+		sed -e "s#/include#/include/${PN}#" \
+		-e 's:\($Q \)ln -sf:#\1ln -sf:g' \
+		-e 's:/man/man:/share/man/man:g' \
+		-e 's:/bin:/sbin:g' \
+		-e 's:4755:0755:g' \
+		-i "${DIR}"/Makefile
+		if use arm64; then
+			sed -e 's:$(PREFIX)/lib:$(PREFIX)/lib64:g' \
+			-e 's:/lib/:/lib64/:g' \
+			-i "${DIR}"/Makefile
+		fi
+	done
+	sed -e 's/projects@drogon.net/(email removed, Gentoo unsupported)/g' \
+	-i $(find . -type f -exec grep -l "projects@drogon.net" {} +)
+	# deal with problem that RPi3 in 64-bit mode does not have
+	# the 'Hardware' line in /proc/cpuinfo, which the wiringPi library
+	# checks, by making it look in /etc/wiringpi/cpuinfo instead
+	use arm64 && epatch "${FILESDIR}/${PV}-pseudo-cpuinfo.patch"
+	default
+}
+
+src_compile() {
+	# git archive contains object files
+	cd wiringPi
+	emake V=1 clean
+	append-cflags "-fPIC" "-I${S}/wiringPi"
+	# ensure the right compiler and flags get used
+	emake V=1 CC=$(tc-getCC) CFLAGS="${CFLAGS}" LDFLAGS="${LDFLAGS}" \
+		LDCONFIG=/bin/true
+	# set up symlink for library
+	ln -s libwiringPi.so.* libwiringPi.so
+
+	# now ditto for other directories
+
+	cd ../devLib
+	emake V=1 clean
+	append-cflags "-I${S}/devLib"
+	emake V=1 CC=$(tc-getCC) CFLAGS="${CFLAGS}" LDFLAGS="${LDFLAGS}" \
+		LDCONFIG=/bin/true
+	ln -s libwiringPiDev.so.* libwiringPiDev.so
+
+	cd ../gpio
+	emake V=1 clean
+	append-cflags "-I${S}/cpio"
+	append-ldflags "-L${S}/wiringPi" "-L${S}/devLib"
+	emake V=1 CC=$(tc-getCC) CFLAGS="${CFLAGS}" LDFLAGS="${LDFLAGS}" \
+                LDCONFIG=/bin/true
+}
+
+src_install() {
+	local LIBDIR="${D%/}/usr/lib"
+	if use arm64; then
+		LIBDIR+="64"
+	fi
+	cd wiringPi
+	emake DESTDIR="${D%/}" PREFIX="/usr" install
+	cp --no-dereference libwiringPi.so "${LIBDIR}/"
+	cd ../devLib
+	emake DESTDIR="${D%/}" PREFIX="/usr" install
+	cp --no-dereference libwiringPiDev.so "${LIBDIR}/"
+	cd ../gpio
+	mkdir -p "${D%/}/usr/sbin"
+	emake DESTDIR="${D%/}" PREFIX="/usr" install
+	cd ..
+	DOCS=( README.TXT People )
+	if use arm64; then
+		# following is a snippet of cpuinfo, for use on Pi3s (which
+		# don't contain all the expected fields when booted in 64-bit
+		# mode)
+		insinto "/etc/${PN}"
+		newins "${FILESDIR}/cpuinfo-1" "cpuinfo"
+	fi
+	einstalldocs
+}
+
+pkg_postinst() {
+	if [[ -z ${REPLACING_VERSIONS} ]] && use arm64; then
+		elog "The file /etc/${PN}/cpuinfo has been created."
+		elog "The library will look there, instead of /proc/cpuinfo"
+		elog "when determining system type; this is necessary because"
+		elog "some /proc/cpuinfo data is not output in 64-bit mode."
+		elog "It only contains the necessary stanzas."
+		elog "You can modify this file as required." 
+	fi
+}