From da91e23c3cb3a5acd9998912990981b9df7921d9 Mon Sep 17 00:00:00 2001
From: Benda Xu <heroxbd@gentoo.org>
Date: Sun, 4 Aug 2019 21:12:33 +0800
Subject: [PATCH] sci-libs/openblas: Allow custom CFLAGS and add fortran
 checks.
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  Drop unused USE flags.

Suggested-By: Hasan ÇALIŞIR <hasan.calisir@psauxit.com>
Closes: https://github.com/gentoo/gentoo/pull/12576
Package-Manager: Portage-2.3.69, Repoman-2.3.12
Signed-off-by: Benda Xu <heroxbd@gentoo.org>
---
 sci-libs/openblas/metadata.xml          |  3 +--
 sci-libs/openblas/openblas-0.3.6.ebuild | 29 +++++++++++++++++++------
 2 files changed, 23 insertions(+), 9 deletions(-)

diff --git a/sci-libs/openblas/metadata.xml b/sci-libs/openblas/metadata.xml
index 95b34d1ccda3..fa16b081f106 100644
--- a/sci-libs/openblas/metadata.xml
+++ b/sci-libs/openblas/metadata.xml
@@ -14,10 +14,9 @@
 	</longdescription>
 	<use>
 		<flag name="dynamic">Build dynamic architecture detection at run time (for multi targets)</flag>
-		<flag name="pthread">Build with pthread threadding model</flag>
-		<flag name="serial">Build without multi-thraedding</flag>
 		<flag name="eselect-ldso">Enable BLAS/LAPACK runtime switching</flag>
 		<flag name="index-64bit">Compile a separate INTERFACE64 OpenBLAS</flag>
+		<flag name="pthread">Build with pthread threading model</flag>
 	</use>
 	<upstream>
 		<remote-id type="github">xianyi/OpenBLAS</remote-id>
diff --git a/sci-libs/openblas/openblas-0.3.6.ebuild b/sci-libs/openblas/openblas-0.3.6.ebuild
index 19c3b79f2584..3a91ce44fc14 100644
--- a/sci-libs/openblas/openblas-0.3.6.ebuild
+++ b/sci-libs/openblas/openblas-0.3.6.ebuild
@@ -2,7 +2,7 @@
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
-inherit toolchain-funcs
+inherit fortran-2 toolchain-funcs
 
 DESCRIPTION="Optimized BLAS library based on GotoBLAS2"
 HOMEPAGE="http://xianyi.github.com/OpenBLAS/"
@@ -11,18 +11,28 @@ SRC_URI="https://github.com/xianyi/OpenBLAS/tarball/v${PV} -> ${P}.tar.gz"
 LICENSE="BSD"
 SLOT="0"
 KEYWORDS="~amd64 ~x86 ~amd64-linux ~x86-linux ~x64-macos ~x86-macos"
-IUSE="dynamic openmp pthread serial static-libs eselect-ldso index-64bit"
-REQUIRED_USE="?? ( openmp pthread serial )"
+IUSE="dynamic eselect-ldso index-64bit openmp pthread"
+REQUIRED_USE="?? ( openmp pthread )"
 
 RDEPEND="
-eselect-ldso? ( >=app-eselect/eselect-blas-0.2
-				!app-eselect/eselect-cblas
-				>=app-eselect/eselect-lapack-0.2 )
-"
+	eselect-ldso? ( >=app-eselect/eselect-blas-0.2
+			!app-eselect/eselect-cblas
+			>=app-eselect/eselect-lapack-0.2 )"
+
 DEPEND="virtual/pkgconfig"
 
 PATCHES=( "${FILESDIR}/shared-blas-lapack.patch" )
 
+src_prepare() {
+	default
+	# Set compiler and common CFLAGS.
+	sed \
+		-e "/^#\s*CC/cCC=$(tc-getCC)" \
+		-e "/^#\s*FC/cFC=$(tc-getFC)" \
+		-e "/^#\s*COMMON_OPT/cCOMMON_OPT=${CFLAGS}" \
+		-i "${S}"/Makefile.rule || die
+}
+
 openblas_flags() {
 	local flags=()
 	use dynamic && \
@@ -57,8 +67,13 @@ src_compile () {
 	fi
 }
 
+src_test() {
+	emake tests $(openblas_flags)
+}
+
 src_install () {
 	emake install $(openblas_flags)
+	dodoc GotoBLAS_*.txt *.md Changelog.txt
 
 	if use eselect-ldso; then
 		dodir /usr/$(get_libdir)/blas/openblas/
-- 
2.26.2