cygwin64-gcc.cygport

TOOLCHAIN_TARGET="x86_64-pc-cygwin"
inherit toolchain

NAME="cygwin64-gcc"
VERSION=7.3.0
RELEASE=1
CATEGORY="Devel"
SUMMARY="GCC for Cygwin 64bit toolchain"
DESCRIPTION="The GNU Compiler Collection includes front ends for C, C++,
Objective-C, Fortran, and Ada, as well as libraries for these languages
(libstdc++, libgcj,...)."
HOMEPAGE="http://gcc.gnu.org/"

case ${VERSION} in
*.*-20[1-9][0-9][0-1][0-9][0-3][0-9])
	SRC_URI="mirror://gcc/snapshots/${VERSION}/gcc-${VERSION}.tar.xz" ;;
*)	SRC_URI="mirror://gnu/gcc/gcc-${VERSION}/gcc-${VERSION}.tar.xz" ;;
esac
SRC_DIR="gcc-${VERSION}"

PATCH_URI="
	gcc/0001-share-mingw-fset-stack-executable-with-cygwin.patch
	gcc/0007-Avoid-installing-libffi-V2.patch
	gcc/0009-Cygwin-uses-sysv-ABI-on-x86_64-V2.patch
	gcc/0010-Do-not-version-lto-plugin-on-cygwin-mingw.patch
	gcc/0011-add-dummy-pthread-tsaware-and-large-address-aware-fo.patch
	gcc/0012-handle-dllimport-properly-in-medium-model-V2.patch
	gcc/0013-skip-test-for-cygwin-mingw.patch
	gcc/0014-64bit-Cygwin-uses-SEH.patch
	gcc/0015-define-RTS_CONTROL_ENABLE-and-DTR_CONTROL_ENABLE-for.patch
	gcc/0016-fix-some-implicit-declaration-warnings.patch
	gcc/0017-__cxa-atexit-for-Cygwin.patch
	gcc/0018-prevent-modules-from-being-unloaded-before-their-dto.patch
	gcc/0020-cygwin-uses-cyg-lib-prefix-v3.patch
	gcc/0022-libgomp-soname-cygwin-mingw.patch
	gcc/0024-libitm-weak-symbols.patch
	gcc/0028-g++-time.patch
	gcc/0030-newlib-ftm.patch
	gcc/0031-define_std-unix.patch
	4.6-textdomain.patch
"

ARCH=i686

CYGCONF_ARGS="
	--libexecdir=/usr/lib
	--enable-shared --enable-shared-libgcc --enable-static
	--enable-version-specific-runtime-libs
	--enable-__cxa_atexit
	--with-dwarf2
	--with-arch-32=i686 --with-tune=generic
	--enable-languages=c,c++,fortran,lto
	--enable-graphite
	--enable-linker-build-id
	--enable-clocale=gnu
	--enable-threads=posix
	--enable-libatomic
	--enable-libgomp
	--enable-libitm
	--enable-libquadmath
	--enable-libquadmath-support
	--disable-libssp
	--disable-symvers
	--with-default-libstdcxx-abi=gcc4-compatible
	--with-gnu-ld --with-gnu-as
	--with-system-zlib
"

src_compile() {
	cd ${B}
	# use built-in SSP with Cygwin 2.10
	# FIXME: --disable-libssp should suffice in GCC 8
	export gcc_cv_libc_provides_ssp=yes
	# configure tries to test SUSv4-compliant behaviour of
	# realpath(..., NULL) via _XOPEN_VERSION
	export glibcxx_cv_realpath=yes

	toolchain_compile
}

src_install() {
	cd ${B}
	cyginstall -j1

	# Remove Cygwin-host libiberty.a
	rm -f ${D}/usr/lib/libiberty.a

	# Workaround GCC install bug
	mv ${D}/usr/lib/gcc/${TOOLCHAIN_TARGET}/lib/libgcc_s.dll.a ${D}/usr/lib/gcc/${TOOLCHAIN_TARGET}/${VERSION/-*/.*}/

	dodir ${TOOLCHAIN_SYSROOT}/usr/bin
	mv $(find ${D}/ -name 'cyggcc_s*.dll') ${D}${TOOLCHAIN_SYSROOT}/usr/bin/

	# conflicts with native gcc
	rm -fr ${D}/usr/share/{gcc-*,info,man/man7}

	# clean-up include-fixed
	mv ${D}/usr/lib/gcc/${TOOLCHAIN_TARGET}/${VERSION}/include-fixed/*limits.h \
	   ${D}/usr/lib/gcc/${TOOLCHAIN_TARGET}/${VERSION}/include/
	rm -fr ${D}/usr/lib/gcc/${TOOLCHAIN_TARGET}/${VERSION}/include-fixed/
}

KEEP_LA_FILES="none"

PKG_NAMES="${NAME}-core ${NAME}-g++ ${NAME}-fortran"
cygwin64_gcc_core_OBSOLETES="${NAME}-ada ${NAME}-cilkplus ${NAME}-objc"
cygwin64_gcc_core_REQUIRES="cygwin64-binutils cygwin64 cygwin64-default-manifest cygwin64-w32api-runtime"
cygwin64_gcc_core_SUMMARY="${SUMMARY} (C, OpenMP)"
cygwin64_gcc_core_CONTENTS="
	--exclude=*-gdb.py
	usr/bin/${TOOLCHAIN_TARGET}-cpp.exe
	usr/bin/${TOOLCHAIN_TARGET}-gcc.exe
	usr/bin/${TOOLCHAIN_TARGET}-gcc-*.exe
	usr/bin/${TOOLCHAIN_TARGET}-gcov*.exe
	usr/lib/gcc/${TOOLCHAIN_TARGET}/${VERSION/-*/.*}/cc1.exe
	usr/lib/gcc/${TOOLCHAIN_TARGET}/${VERSION/-*/.*}/collect2.exe
	usr/lib/gcc/${TOOLCHAIN_TARGET}/${VERSION/-*/.*}/crt*.o
	usr/lib/gcc/${TOOLCHAIN_TARGET}/${VERSION/-*/.*}/cyglto_plugin.dll
	usr/lib/gcc/${TOOLCHAIN_TARGET}/${VERSION/-*/.*}/include/*.h
	usr/lib/gcc/${TOOLCHAIN_TARGET}/${VERSION/-*/.*}/install-tools/
	usr/lib/gcc/${TOOLCHAIN_TARGET}/${VERSION/-*/.*}/libatomic.*
	usr/lib/gcc/${TOOLCHAIN_TARGET}/${VERSION/-*/.*}/libgcc*
	usr/lib/gcc/${TOOLCHAIN_TARGET}/${VERSION/-*/.*}/libgcov.*
	usr/lib/gcc/${TOOLCHAIN_TARGET}/${VERSION/-*/.*}/libgomp*
	usr/lib/gcc/${TOOLCHAIN_TARGET}/${VERSION/-*/.*}/libitm.*
	usr/lib/gcc/${TOOLCHAIN_TARGET}/${VERSION/-*/.*}/libquadmath.*
	usr/lib/gcc/${TOOLCHAIN_TARGET}/${VERSION/-*/.*}/lto*.exe
	usr/share/doc/
	usr/share/locale/
	usr/share/man/man1/${TOOLCHAIN_TARGET}-cpp.1*
	usr/share/man/man1/${TOOLCHAIN_TARGET}-gcc.1*
	usr/share/man/man1/${TOOLCHAIN_TARGET}-gcov*.1*
	${TOOLCHAIN_SYSROOT#/}/usr/bin/cygatomic-1.dll
	${TOOLCHAIN_SYSROOT#/}/usr/bin/cyggcc_s-seh-1.dll
	${TOOLCHAIN_SYSROOT#/}/usr/bin/cyggomp*-1.dll
	${TOOLCHAIN_SYSROOT#/}/usr/bin/cygquadmath-0.dll
"
cygwin64_gcc_g___OBSOLETES="${NAME}-objc++"
cygwin64_gcc_g___REQUIRES="cygwin64-gcc-core"
cygwin64_gcc_g___SUMMARY="${SUMMARY} (C++)"
cygwin64_gcc_g___CONTENTS="
	--exclude=gcj --exclude=gnu --exclude=java --exclude=javax --exclude=org
	usr/bin/${TOOLCHAIN_TARGET}-c++.exe
	usr/bin/${TOOLCHAIN_TARGET}-g++.exe
	usr/lib/gcc/${TOOLCHAIN_TARGET}/${VERSION/-*/.*}/cc1plus.exe
	usr/lib/gcc/${TOOLCHAIN_TARGET}/${VERSION/-*/.*}/include/c++/
	usr/lib/gcc/${TOOLCHAIN_TARGET}/${VERSION/-*/.*}/libstdc++.*
	usr/lib/gcc/${TOOLCHAIN_TARGET}/${VERSION/-*/.*}/libsupc++.*
	usr/share/man/man1/${TOOLCHAIN_TARGET}-g++.1*
	${TOOLCHAIN_SYSROOT#/}/usr/bin/cygstdc++-6.dll
"
cygwin64_gcc_fortran_SUMMARY="${SUMMARY} (Fortran)"
cygwin64_gcc_fortran_REQUIRES="${NAME}-core"
cygwin64_gcc_fortran_CONTENTS="
	usr/bin/${TOOLCHAIN_TARGET}-gfortran.exe
	usr/lib/gcc/${TOOLCHAIN_TARGET}/${VERSION/-*/.*}/finclude/
	usr/lib/gcc/${TOOLCHAIN_TARGET}/${VERSION/-*/.*}/f951.exe
	usr/lib/gcc/${TOOLCHAIN_TARGET}/${VERSION/-*/.*}/libcaf_single.a
	usr/lib/gcc/${TOOLCHAIN_TARGET}/${VERSION/-*/.*}/libgfortran*
	usr/share/man/man1/${TOOLCHAIN_TARGET}-gfortran.1*
	${TOOLCHAIN_SYSROOT#/}/usr/bin/cyggfortran-4.dll
"