--- /dev/null
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+inherit eutils flag-o-matic multilib toolchain-funcs
+
+MY_PN=ccl
+MY_P=${MY_PN}-${PV}
+
+DESCRIPTION="Common Lisp implementation, derived from Digitool's MCL product"
+HOMEPAGE="https://ccl.clozure.com"
+SRC_URI="
+ x86? ( ${HOMEPAGE}/ftp/pub/release/${PV}/${MY_P}-linuxx86.tar.gz )
+ amd64? ( ${HOMEPAGE}/ftp/pub/release/${PV}/${MY_P}-linuxx86.tar.gz )
+ arm? ( ${HOMEPAGE}/ftp/pub/release/${PV}/${MY_P}-linuxarm.tar.gz )
+ x86-macos? ( ${HOMEPAGE}/ftp/pub/release/${PV}/${MY_P}-darwinx86.tar.gz )
+ x64-macos? ( ${HOMEPAGE}/ftp/pub/release/${PV}/${MY_P}-darwinx86.tar.gz )
+ x86-solaris? ( ${HOMEPAGE}/ftp/pub/release/${PV}/${MY_P}-solarisx86.tar.gz )
+ x64-solaris? ( ${HOMEPAGE}/ftp/pub/release/${PV}/${MY_P}-solarisx86.tar.gz )
+ doc? ( ${HOMEPAGE}/docs/ccl.html )"
+
+LICENSE="LLGPL-2.1"
+SLOT="0"
+KEYWORDS="~amd64 ~x86 ~amd64-linux ~x86-linux ~x64-macos"
+IUSE="doc"
+
+RDEPEND=">=dev-lisp/asdf-2.33-r3:="
+DEPEND="${RDEPEND}"
+
+S="${WORKDIR}"/${MY_PN}
+ENVD="${T}/50ccl"
+
+src_configure() {
+ if use x86-macos; then
+ CCL_RUNTIME=dx86cl; CCL_HEADERS=darwin-x86-headers; CCL_KERNEL=darwinx8632
+ elif use x64-macos; then
+ CCL_RUNTIME=dx86cl64; CCL_HEADERS=darwin-x86-headers64; CCL_KERNEL=darwinx8664
+ elif use x86-solaris; then
+ CCL_RUNTIME=sx86cl; CCL_HEADERS=solarisx86-headers; CCL_KERNEL=solarisx86
+ elif use x64-solaris; then
+ CCL_RUNTIME=sx86cl64; CCL_HEADERS=solarisx64-headers; CCL_KERNEL=solarisx64
+ elif use x86; then
+ CCL_RUNTIME=lx86cl; CCL_HEADERS=x86-headers; CCL_KERNEL=linuxx8632
+ elif use amd64; then
+ CCL_RUNTIME=lx86cl64; CCL_HEADERS=x86-headers64; CCL_KERNEL=linuxx8664
+ elif use arm; then
+ CCL_RUNTIME=armcl; CCL_HEADERS=arm-headers; CCL_KERNEL=linuxarm
+ elif use ppc; then
+ CCL_RUNTIME=ppccl; CCL_HEADERS=headers; CCL_KERNEL=linuxppc
+ elif use ppc64; then
+ CCL_RUNTIME=ppccl64; CCL_HEADERS=headers64; CCL_KERNEL=linuxppc64
+ fi
+}
+
+src_prepare() {
+ default
+ eapply "${FILESDIR}/${MY_PN}-format.patch"
+ # bug #638304 https://github.com/Clozure/ccl/commit/a87d61b88e1f48a563335062668970f7e6290ecf
+ eapply "${FILESDIR}/${MY_P}-glibc-2.26.patch"
+ # https://lists.clozure.com/pipermail/openmcl-devel/2016-September/011399.html
+ sed -i "s/-dynamic/-no_pie/" "${S}/lisp-kernel/darwinx8664/Makefile" || die
+ cp "${EPREFIX}/usr/share/common-lisp/source/asdf/build/asdf.lisp" tools/ || die
+}
+
+src_compile() {
+ emake -C lisp-kernel/${CCL_KERNEL} clean
+ emake -C lisp-kernel/${CCL_KERNEL} all CC="$(tc-getCC)"
+
+ unset CCL_DEFAULT_DIRECTORY
+ ./${CCL_RUNTIME} -n -b -Q -e '(ccl:rebuild-ccl :full t)' -e '(ccl:quit)' || die "Compilation failed"
+
+ # remove non-owner write permissions on the full-image
+ chmod go-w ${CCL_RUNTIME}{,.image} || die
+
+ esvn_clean
+}
+
+src_install() {
+ local target_dir="/usr/$(get_libdir)/${PN}"
+ local prefix_dir="${EPREFIX}/${target_dir#/}"
+
+ mkdir -p "${D}/${prefix_dir#/}"
+
+ find . -type f -name '*fsl' -delete || die
+ rm -f lisp-kernel/${CCL_KERNEL}/*.o || die
+ cp -a compiler contrib level-0 level-1 lib library lisp-kernel scripts \
+ tools xdump ${CCL_HEADERS} ${CCL_RUNTIME} ${CCL_RUNTIME}.image \
+ "${D}/${prefix_dir#/}" || die
+
+ echo "CCL_DEFAULT_DIRECTORY=${prefix_dir}" > "${ENVD}"
+ doenvd "${ENVD}"
+
+ dosym "${target_dir}/${CCL_RUNTIME}" /usr/bin/ccl
+ dodoc doc/release-notes.txt
+
+ if use doc ; then
+ dodoc "${DISTDIR}/ccl.html"
+ dodoc -r doc/manual
+ dodoc -r examples
+ fi
+}
--- /dev/null
+diff -U2 -r ccl.orig/lisp-kernel/platform-linuxx8632.h ccl/lisp-kernel/platform-linuxx8632.h
+--- ccl.orig/lisp-kernel/platform-linuxx8632.h 2015-11-07 02:10:11.000000000 +0600
++++ ccl/lisp-kernel/platform-linuxx8632.h 2017-11-21 23:50:31.630113003 +0700
+@@ -21,5 +21,7 @@
+ #define PLATFORM_WORD_SIZE PLATFORM_WORD_SIZE_32
+
+-typedef struct ucontext ExceptionInformation;
++#include <ucontext.h>
++
++typedef ucontext_t ExceptionInformation;
+
+ #define MAXIMUM_MAPPABLE_MEMORY (9U<<28)
+diff -U2 -r ccl.orig/lisp-kernel/platform-linuxx8664.h ccl/lisp-kernel/platform-linuxx8664.h
+--- ccl.orig/lisp-kernel/platform-linuxx8664.h 2015-11-07 02:10:11.000000000 +0600
++++ ccl/lisp-kernel/platform-linuxx8664.h 2017-11-21 23:51:44.693114350 +0700
+@@ -21,5 +21,7 @@
+ #define PLATFORM_WORD_SIZE PLATFORM_WORD_SIZE_64
+
+-typedef struct ucontext ExceptionInformation;
++#include <ucontext.h>
++
++typedef ucontext_t ExceptionInformation;
+
+ #define MAXIMUM_MAPPABLE_MEMORY (512L<<30L)
+diff -U2 -r ccl.orig/lisp-kernel/x86-exceptions.c ccl/lisp-kernel/x86-exceptions.c
+--- ccl.orig/lisp-kernel/x86-exceptions.c 2015-11-07 02:10:11.000000000 +0600
++++ ccl/lisp-kernel/x86-exceptions.c 2017-11-21 23:55:00.816117965 +0700
+@@ -1678,5 +1678,5 @@
+ void *puc;
+ siginfo_t info;
+- struct ucontext uc;
++ ucontext_t uc;
+ struct _fpstate fpstate;
+ char retcode[8];
+@@ -2426,5 +2426,5 @@
+ change copy_ucontext().
+ */
+- stack.ss_size -= sizeof(struct ucontext);
++ stack.ss_size -= sizeof(ucontext_t);
+ #endif
+ if (sigaltstack(&stack, NULL) != 0) {