sci-libs/mpir: Port to EAPI 7, drop static-libs

Signed-off-by: Jakov Smolic <jakov.smolic@sartura.hr>
Signed-off-by: David Seifert <soap@gentoo.org>

1 files changed, 75 insertions, 0 deletions

diff --git a/sci-libs/mpir/mpir-3.0.0-r1.ebuild b/sci-libs/mpir/mpir-3.0.0-r1.ebuild
new file mode 100644
index 000000000000..eab814932b38
--- /dev/null
+++ b/sci-libs/mpir/mpir-3.0.0-r1.ebuild
@@ -0,0 +1,75 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit autotools toolchain-funcs
+
+DESCRIPTION="Library for arbitrary precision integer arithmetic (fork of gmp)"
+HOMEPAGE="http://www.mpir.org/"
+SRC_URI="http://www.mpir.org/${P}.tar.bz2"
+
+LICENSE="LGPL-3"
+SLOT="0/23"
+KEYWORDS="~alpha amd64 arm ~arm64 hppa ~ia64 ppc ppc64 ~s390 ~sparc x86 ~amd64-linux ~x86-linux"
+IUSE="+cxx cpudetection"
+
+BDEPEND="
+	x86? ( dev-lang/yasm )
+	amd64? ( dev-lang/yasm )
+"
+
+PATCHES=(
+	"${FILESDIR}"/${PN}-2.7.2-ABI-multilib.patch
+)
+
+src_prepare() {
+	tc-export CC
+	default
+	# In the same way there was QA regarding executable stacks
+	# with GMP we have some here as well. We cannot apply the
+	# GMP solution as yasm is used, at least on x86/amd64.
+	# Furthermore we are able to patch config.ac.
+	ebegin "Patching assembler files to remove executable sections"
+	local i
+	for i in $(find . -type f -name '*.asm') ; do
+		cat >> $i <<-EOF || die
+
+			#if defined(__linux__) && defined(__ELF__)
+			.section .note.GNU-stack,"",%progbits
+			#endif
+		EOF
+	done
+
+	for i in $(find . -type f -name '*.as') ; do
+		cat >> $i <<-EOF || die
+
+			%ifidn __OUTPUT_FORMAT__,elf
+			section .note.GNU-stack noalloc noexec nowrite progbits
+			%endif
+		EOF
+	done
+	eend
+	eautoreconf
+}
+
+src_configure() {
+	# beware that cpudetection aka fat binaries is x86/amd64 only.
+	# Place mpir in profiles/arch/$arch/package.use.mask
+	# when making it available on $arch.
+	local myeconfargs=(
+		$(use_enable cxx)
+		$(use_enable cpudetection fat)
+		--disable-static
+	)
+	# https://bugs.gentoo.org/661430
+	if ! use amd64 && ! use x86; then
+		myeconfargs+=( --with-yasm="${BROOT}"/bin/false )
+	fi
+	econf "${myeconfargs[@]}"
+}
+
+src_install() {
+	default
+	find "${ED}" -name '*.la' -delete || die
+}