app-arch/zstd: Fix ebuild

* Replace EROOT in src_* functions
* Call einstalldocs to install basic docs
* Use proper || die's for removing static libraries
* Pass CC and AR to make commands

Package-Manager: portage-2.3.2

app-arch/zstd/zstd-1.1.0.ebuild

@@ -4,6 +4,8 @@
 
 EAPI=6
 
+inherit toolchain-funcs
+
 DESCRIPTION="zstd fast compression library"
 HOMEPAGE="http://facebook.github.io/zstd/"
 SRC_URI="https://github.com/facebook/${PN}/archive/v${PV}.tar.gz -> ${P}.tar.gz"
@@ -16,15 +18,27 @@ IUSE="static-libs"
 PATCHES=( "${FILESDIR}/${P}-fix_build_system.patch" )
 
 src_compile() {
- emake PREFIX="${EROOT}usr" LIBDIR="${EROOT}usr/$(get_libdir)" zstd
- cd lib &&
- emake PREFIX="${EROOT}usr" LIBDIR="${EROOT}usr/$(get_libdir)" libzstd
+ emake \
+ CC="$(tc-getCC)" \
+ AR="$(tc-getAR)" \
+ PREFIX="${EPREFIX}/usr" \
+ LIBDIR="${EPREFIX}/usr/$(get_libdir)" zstd
+
+ emake -C lib \
+ CC="$(tc-getCC)" \
+ AR="$(tc-getAR)" \
+ PREFIX="${EPREFIX}/usr" \
+ LIBDIR="${EPREFIX}/usr/$(get_libdir)" libzstd
 }
 
 src_install() {
- emake DESTDIR="${D}" \
- PREFIX="${EROOT}usr" LIBDIR="${EROOT}usr/$(get_libdir)" install
+ emake \
+ DESTDIR="${D}" \
+ PREFIX="${EPREFIX}/usr" \
+ LIBDIR="${EPREFIX}/usr/$(get_libdir)" install
+ einstalldocs
 
- ! use static-libs &&
- rm -f $ "${ED}usr/$(get_libdir)/libzstd.a"
+ if ! use static-libs; then
+ rm "${ED%/}"/usr/$(get_libdir)/libzstd.a || die
+ fi
 }