dev-libs/liblinear: Sync with Gentoo

It's from Gentoo commit 6c2c859c08f129a9ef197343915debe7e4ffa393.

sdk_container/src/third_party/portage-stable/dev-libs/liblinear/Manifest

@@ -1 +1,2 @@
+DIST liblinear-2.46.tar.gz 569001 BLAKE2B d1f9019717b47414c11611a253ca9185d80cb5860e53462f9b4a6f95c99b0d39502ba91827d8afca6e98d279b50ce44cdcfde9a3629f2c5d4773eeb93e17de76 SHA512 94b892a51f85246cad36562f1e4870a22e73c0c6bf237dfcdc50467e93212a6e88a8f7ba36cfd691c031d8ced9ad663f592ef94e309df764d56095cfff7835ce
 DIST liblinear-243.tar.gz 565437 BLAKE2B 6367cfbdc040b9183c4993f5340a4d74a8dde48da04ef07f725dc5735073e1b9a7440bad325e9f7527ad76d675dbf3bb47d1d43fc323e1e42ef360d679e816ff SHA512 a0cfa9803285cdfda54752e7addfb210a9ba8f7056cfc8aca13987db7f0bef5fe02d6179eadc829cb243670414da061e6c4cf3d50d682ce392778a0e8cb9e753

sdk_container/src/third_party/portage-stable/dev-libs/liblinear/liblinear-246.ebuild

@@ -0,0 +1,61 @@
+# Copyright 1999-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit multilib toolchain-funcs
+
+MY_PV="${PV:0:1}.${PV:1}"
+MY_P="${PN}-${MY_PV}"
+
+DESCRIPTION="A Library for Large Linear Classification"
+HOMEPAGE="https://www.csie.ntu.edu.tw/~cjlin/liblinear/ https://github.com/cjlin1/liblinear"
+SRC_URI="https://www.csie.ntu.edu.tw/~cjlin/liblinear/${MY_P}.tar.gz"
+S="${WORKDIR}"/${MY_P}
+
+LICENSE="BSD"
+SLOT="0/5"
+KEYWORDS="~alpha amd64 arm arm64 ~hppa ~ia64 ~mips ppc ppc64 ~riscv ~s390 sparc x86 ~x64-macos"
+
+src_prepare() {
+	default
+
+	sed -i \
+		-e '/^CFLAGS/d;/^CXXFLAGS/d' \
+		blas/Makefile || die
+	sed -i \
+		-e 's|make|$(MAKE)|g' \
+		-e '/$(LIBS)/s|$(CFLAGS)|& $(LDFLAGS)|g' \
+		-e '/^CFLAGS/d;/^CXXFLAGS/d' \
+		-e 's|$(SHARED_LIB_FLAG)|& $(LDFLAGS)|g' \
+		Makefile || die
+
+	# fix install_name on Darwin
+	sed -i \
+		-e '/install_name/s:liblinear.so.$(SHVER):'"${EPREFIX}"'/usr/lib/liblinear.$(SHVER).dylib:' \
+		-e '/LDFLAGS/s:liblinear.so.$(SHVER):liblinear'"$(get_libname '$(SHVER)')"':' \
+		Makefile || die
+}
+
+src_compile() {
+	emake \
+		CC="$(tc-getCC)" \
+		CXX="$(tc-getCXX)" \
+		CFLAGS="${CFLAGS} -fPIC" \
+		CXXFLAGS="${CXXFLAGS} -fPIC" \
+		AR="$(tc-getAR)" \
+		RANLIB="$(tc-getRANLIB)" \
+		lib all
+}
+
+src_install() {
+	dolib.so ${PN}$(get_libname ${SLOT#*/})
+	dosym ${PN}$(get_libname ${SLOT#*/}) /usr/$(get_libdir)/${PN}$(get_libname)
+
+	newbin predict ${PN}-predict
+	newbin train ${PN}-train
+
+	doheader linear.h
+
+	dodoc README
+}