app-emulation/xen: improve ebuild, also fix bug

Package-Manager: Portage-2.3.11, Repoman-2.3.3

Closes: https://github.com/gentoo/gentoo/pull/5925
Signed-off-by: Yixun Lan <dlan@gentoo.org>

diff --git a/app-emulation/xen/xen-4.8.2-r1.ebuild b/app-emulation/xen/xen-4.8.2-r1.ebuild
new file mode 100644 (file)
index 0000000..f570ae4
--- /dev/null
+++ b/app-emulation/xen/xen-4.8.2-r1.ebuild
@@ -0,0 +1,184 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+PYTHON_COMPAT=( python2_7 )
+
+inherit eutils flag-o-matic mount-boot multilib python-any-r1 toolchain-funcs
+
+MY_PV=${PV/_/-}
+MY_P=${PN}-${MY_PV}
+
+if [[ $PV == *9999 ]]; then
+       inherit git-r3
+       KEYWORDS=""
+       EGIT_REPO_URI="git://xenbits.xen.org/xen.git"
+       SRC_URI=""
+else
+       KEYWORDS="~amd64 ~arm -x86"
+       UPSTREAM_VER=0
+       SECURITY_VER=
+       GENTOO_VER=
+
+       [[ -n ${UPSTREAM_VER} ]] && \
+               UPSTREAM_PATCHSET_URI="https://dev.gentoo.org/~dlan/distfiles/${P}-upstream-patches-${UPSTREAM_VER}.tar.xz"
+       [[ -n ${SECURITY_VER} ]] && \
+               SECURITY_PATCHSET_URI="https://dev.gentoo.org/~dlan/distfiles/${PN}-security-patches-${SECURITY_VER}.tar.xz"
+       [[ -n ${GENTOO_VER} ]] && \
+               GENTOO_PATCHSET_URI="https://dev.gentoo.org/~dlan/distfiles/${PN}-gentoo-patches-${GENTOO_VER}.tar.xz"
+       SRC_URI="https://downloads.xenproject.org/release/xen/${MY_PV}/${MY_P}.tar.gz
+               ${UPSTREAM_PATCHSET_URI}
+               ${SECURITY_PATCHSET_URI}
+               ${GENTOO_PATCHSET_URI}"
+fi
+
+DESCRIPTION="The Xen virtual machine monitor"
+HOMEPAGE="http://xen.org/"
+HOMEPAGE="https://www.xenproject.org"
+LICENSE="GPL-2"
+SLOT="0"
+IUSE="custom-cflags debug efi flask"
+
+DEPEND="${PYTHON_DEPS}
+       efi? ( >=sys-devel/binutils-2.22[multitarget] )
+       !efi? ( >=sys-devel/binutils-2.22 )"
+RDEPEND=""
+PDEPEND="~app-emulation/xen-tools-${PV}"
+
+# no tests are available for the hypervisor
+# prevent the silliness of /usr/lib/debug/usr/lib/debug files
+# prevent stripping of the debug info from the /usr/lib/debug/xen-syms
+RESTRICT="test splitdebug strip"
+
+# Approved by QA team in bug #144032
+QA_WX_LOAD="boot/xen-syms-${PV}"
+
+REQUIRED_USE="arm? ( debug )"
+
+S="${WORKDIR}/${MY_P}"
+
+pkg_setup() {
+       python-any-r1_pkg_setup
+       if [[ -z ${XEN_TARGET_ARCH} ]]; then
+               if use amd64; then
+                       export XEN_TARGET_ARCH="x86_64"
+               elif use arm; then
+                       export XEN_TARGET_ARCH="arm32"
+               elif use arm64; then
+                       export XEN_TARGET_ARCH="arm64"
+               else
+                       die "Unsupported architecture!"
+               fi
+       fi
+
+       if use flask ; then
+               export "XSM_ENABLE=y"
+               export "FLASK_ENABLE=y"
+       fi
+}
+
+src_prepare() {
+       # Upstream's patchset
+       if [[ -n ${UPSTREAM_VER} ]]; then
+               EPATCH_SUFFIX="patch" \
+               EPATCH_FORCE="yes" \
+               EPATCH_OPTS="-p1" \
+                       epatch "${WORKDIR}"/patches-upstream
+       fi
+
+       # Security patchset
+       if [[ -n ${SECURITY_VER} ]]; then
+       einfo "Try to apply Xen Security patch set"
+               # apply main xen patches
+               # Two parallel systems, both work side by side
+               # Over time they may concdense into one. This will suffice for now
+               EPATCH_SUFFIX="patch"
+               EPATCH_FORCE="yes"
+
+               source "${WORKDIR}"/patches-security/${PV}.conf
+
+               local i
+               for i in ${XEN_SECURITY_MAIN}; do
+                       epatch "${WORKDIR}"/patches-security/xen/$i
+               done
+       fi
+
+       # Gentoo's patchset
+       if [[ -n ${GENTOO_VER} ]]; then
+               EPATCH_SUFFIX="patch" \
+               EPATCH_FORCE="yes" \
+                       epatch "${WORKDIR}"/patches-gentoo
+       fi
+
+       epatch "${FILESDIR}"/${PN}-4.6-efi.patch
+
+       # Drop .config
+       sed -e '/-include $(XEN_ROOT)\/.config/d' -i Config.mk || die "Couldn't drop"
+
+       if use efi; then
+               export EFI_VENDOR="gentoo"
+               export EFI_MOUNTPOINT="boot"
+       fi
+
+       # if the user *really* wants to use their own custom-cflags, let them
+       if use custom-cflags; then
+               einfo "User wants their own CFLAGS - removing defaults"
+               # try and remove all the default custom-cflags
+               find "${S}" -name Makefile -o -name Rules.mk -o -name Config.mk -exec sed \
+                       -e 's/CFLAGS\(.*\)=\(.*\)-O3\(.*\)/CFLAGS\1=\2\3/' \
+                       -e 's/CFLAGS\(.*\)=\(.*\)-march=i686\(.*\)/CFLAGS\1=\2\3/' \
+                       -e 's/CFLAGS\(.*\)=\(.*\)-fomit-frame-pointer\(.*\)/CFLAGS\1=\2\3/' \
+                       -e 's/CFLAGS\(.*\)=\(.*\)-g3*\s\(.*\)/CFLAGS\1=\2 \3/' \
+                       -e 's/CFLAGS\(.*\)=\(.*\)-O2\(.*\)/CFLAGS\1=\2\3/' \
+                       -i {} \; || die "failed to re-set custom-cflags"
+       fi
+
+       default
+}
+
+src_configure() {
+       use arm && myopt="${myopt} CONFIG_EARLY_PRINTK=sun7i"
+
+       use debug && myopt="${myopt} debug=y"
+
+       if use custom-cflags; then
+               filter-flags -fPIE -fstack-protector
+               replace-flags -O3 -O2
+       else
+               unset CFLAGS
+               unset LDFLAGS
+               unset ASFLAGS
+       fi
+}
+
+src_compile() {
+       # Send raw LDFLAGS so that --as-needed works
+       emake V=1 CC="$(tc-getCC)" LDFLAGS="$(raw-ldflags)" LD="$(tc-getLD)" -C xen ${myopt}
+}
+
+src_install() {
+       local myopt
+       use debug && myopt="${myopt} debug=y"
+
+       # The 'make install' doesn't 'mkdir -p' the subdirs
+       if use efi; then
+               mkdir -p "${D}"${EFI_MOUNTPOINT}/efi/${EFI_VENDOR} || die
+       fi
+
+       emake LDFLAGS="$(raw-ldflags)" DESTDIR="${D}" -C xen ${myopt} install
+
+       # make install likes to throw in some extra EFI bits if it built
+       use efi || rm -rf "${D}/usr/$(get_libdir)/efi"
+}
+
+pkg_postinst() {
+       elog "Official Xen Guide:"
+       elog " https://wiki.gentoo.org/wiki/Xen"
+
+       use efi && einfo "The efi executable is installed in boot/efi/gentoo"
+
+       elog "You can optionally block the installation of /boot/xen-syms by an entry"
+       elog "in folder /etc/portage/env using the portage's feature INSTALL_MASK"
+       elog "e.g. echo ${msg} > /etc/portage/env/xen.conf"
+}