diff options
author | V3n3RiX <venerix@redcorelinux.org> | 2017-10-09 18:53:29 +0100 |
---|---|---|
committer | V3n3RiX <venerix@redcorelinux.org> | 2017-10-09 18:53:29 +0100 |
commit | 4f2d7949f03e1c198bc888f2d05f421d35c57e21 (patch) | |
tree | ba5f07bf3f9d22d82e54a462313f5d244036c768 /dev-lang/ghc/ghc-7.8.4.ebuild |
reinit the tree, so we can have metadata
Diffstat (limited to 'dev-lang/ghc/ghc-7.8.4.ebuild')
-rw-r--r-- | dev-lang/ghc/ghc-7.8.4.ebuild | 616 |
1 files changed, 616 insertions, 0 deletions
diff --git a/dev-lang/ghc/ghc-7.8.4.ebuild b/dev-lang/ghc/ghc-7.8.4.ebuild new file mode 100644 index 000000000000..16a49986a1cb --- /dev/null +++ b/dev-lang/ghc/ghc-7.8.4.ebuild @@ -0,0 +1,616 @@ +# Copyright 1999-2017 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 + +EAPI=5 + +# to make make a crosscompiler use crossdev and symlink ghc tree into +# cross overlay. result would look like 'cross-sparc-unknown-linux-gnu/ghc' +# +# 'CTARGET' definition and 'is_crosscompile' are taken from 'toolchain.eclass' +export CTARGET=${CTARGET:-${CHOST}} +if [[ ${CTARGET} = ${CHOST} ]] ; then + if [[ ${CATEGORY/cross-} != ${CATEGORY} ]] ; then + export CTARGET=${CATEGORY/cross-} + fi +fi + +inherit autotools bash-completion-r1 eutils flag-o-matic ghc-package +inherit multilib pax-utils toolchain-funcs versionator + +DESCRIPTION="The Glasgow Haskell Compiler" +HOMEPAGE="http://www.haskell.org/ghc/" + +# we don't have any binaries yet +arch_binaries="" + +# sorted! +arch_binaries="$arch_binaries alpha? ( http://code.haskell.org/~slyfox/ghc-alpha/ghc-bin-${PV}-alpha.tbz2 )" +#arch_binaries="$arch_binaries arm? ( http://code.haskell.org/~slyfox/ghc-arm/ghc-bin-${PV}-arm.tbz2 )" +arch_binaries="$arch_binaries amd64? ( http://code.haskell.org/~slyfox/ghc-amd64/ghc-bin-${PV}-amd64.tbz2 )" +arch_binaries="$arch_binaries ia64? ( http://code.haskell.org/~slyfox/ghc-ia64/ghc-bin-${PV}-ia64.tbz2 )" +arch_binaries="$arch_binaries ppc? ( http://code.haskell.org/~slyfox/ghc-ppc/ghc-bin-${PV}-ppc.tbz2 )" +arch_binaries="$arch_binaries ppc64? ( http://code.haskell.org/~slyfox/ghc-ppc64/ghc-bin-${PV}-ppc64.tbz2 )" +arch_binaries="$arch_binaries sparc? ( http://code.haskell.org/~slyfox/ghc-sparc/ghc-bin-${PV}-sparc.tbz2 )" +arch_binaries="$arch_binaries x86? ( http://code.haskell.org/~slyfox/ghc-x86/ghc-bin-${PV}-x86.tbz2 )" + +# various ports: +#arch_binaries="$arch_binaries x86-fbsd? ( http://code.haskell.org/~slyfox/ghc-x86-fbsd/ghc-bin-${PV}-x86-fbsd.tbz2 )" + +# 0 - yet +yet_binary() { + case "${ARCH}" in + alpha) return 0 ;; + #arm) + # ewarn "ARM binary is built on armv5tel-eabi toolchain. Use with caution." + # return 0 + #;; + amd64) return 0 ;; + ia64) return 0 ;; + ppc) return 0 ;; + ppc64) return 0 ;; + sparc) return 0 ;; + x86) return 0 ;; + *) return 1 ;; + esac +} + +GHC_PV=${PV} +#GHC_PV=7.8.3.20141119 # uncomment only for -rc ebuilds +GHC_P=${PN}-${GHC_PV} # using ${P} is almost never correct + +SRC_URI="!binary? ( http://downloads.haskell.org/~ghc/${PV/_rc/-rc}/${GHC_P}-src.tar.bz2 )" +S="${WORKDIR}"/${GHC_P} + +[[ -n $arch_binaries ]] && SRC_URI+=" !ghcbootstrap? ( $arch_binaries )" +SRC_URI+=" https://dev.gentoo.org/~slyfox/distfiles/${P}-ia64-CLOSUREs-regenerated.patch.gz" +LICENSE="BSD" +SLOT="0/${PV}" +KEYWORDS="alpha amd64 ia64 ppc ppc64 sparc x86 ~amd64-linux ~x86-linux" +IUSE="doc ghcbootstrap ghcmakebinary +gmp" +IUSE+=" binary" +IUSE+=" elibc_glibc" # system stuff + +RDEPEND=" + >=dev-lang/perl-5.6.1 + >=dev-libs/gmp-5:= + sys-libs/ncurses:0=[unicode] + !ghcmakebinary? ( virtual/libffi:= ) +" + +PREBUILT_BINARY_DEPENDS=" + !prefix? ( elibc_glibc? ( >=sys-libs/glibc-2.17 ) ) + sys-libs/ncurses:5/5 +" + +RDEPEND+="binary? ( ${PREBUILT_BINARY_DEPENDS} )" + +DEPEND="${RDEPEND} + ghcbootstrap? ( + doc? ( app-text/docbook-xml-dtd:4.2 + app-text/docbook-xml-dtd:4.5 + app-text/docbook-xsl-stylesheets + >=dev-libs/libxslt-1.1.2 ) ) + !ghcbootstrap? ( ${PREBUILT_BINARY_DEPENDS} )" + +PDEPEND="!ghcbootstrap? ( =app-admin/haskell-updater-1.2* )" + +REQUIRED_USE="?? ( ghcbootstrap binary )" + +# haskell libraries built with cabal in configure mode, #515354 +QA_CONFIGURE_OPTIONS+=" --with-compiler --with-gcc" + +is_crosscompile() { + [[ ${CHOST} != ${CTARGET} ]] +} + +append-ghc-cflags() { + local persistent compile assemble link + local flag ghcflag + + for flag in $*; do + case ${flag} in + persistent) persistent="yes";; + compile) compile="yes";; + assemble) assemble="yes";; + link) link="yes";; + *) + [[ ${compile} ]] && ghcflag="-optc${flag}" CFLAGS+=" ${flag}" && GHC_FLAGS+=" ${ghcflag}" && + [[ ${persistent} ]] && GHC_PERSISTENT_FLAGS+=" ${ghcflag}" + [[ ${assemble} ]] && ghcflag="-opta${flag}" CFLAGS+=" ${flag}" && GHC_FLAGS+=" ${ghcflag}" && + [[ ${persistent} ]] && GHC_PERSISTENT_FLAGS+=" ${ghcflag}" + [[ ${link} ]] && ghcflag="-optl${flag}" LDFLAGS+=" ${flag}" && GHC_FLAGS+=" ${ghcflag}" && + [[ ${persistent} ]] && GHC_PERSISTENT_FLAGS+=" ${ghcflag}" + ;; + esac + done +} + +ghc_setup_cflags() { + if is_crosscompile; then + export CFLAGS=${GHC_CFLAGS-"-O2 -pipe"} + export LDFLAGS=${GHC_LDFLAGS-"-Wl,-O1"} + einfo "Crosscompiling mode:" + einfo " CHOST: ${CHOST}" + einfo " CTARGET: ${CTARGET}" + einfo " CFLAGS: ${CFLAGS}" + einfo " LDFLAGS: ${LDFLAGS}" + return + fi + # We need to be very careful with the CFLAGS we ask ghc to pass through to + # gcc. There are plenty of flags which will make gcc produce output that + # breaks ghc in various ways. The main ones we want to pass through are + # -mcpu / -march flags. These are important for arches like alpha & sparc. + # We also use these CFLAGS for building the C parts of ghc, ie the rts. + strip-flags + strip-unsupported-flags + + # Cmm can't parse line numbers #482086 + replace-flags -ggdb[3-9] -ggdb2 + + GHC_FLAGS="" + GHC_PERSISTENT_FLAGS="" + for flag in ${CFLAGS}; do + case ${flag} in + + # Ignore extra optimisation (ghc passes -O to gcc anyway) + # -O2 and above break on too many systems + -O*) ;; + + # Arch and ABI flags are what we're really after + -m*) append-ghc-cflags compile assemble ${flag};; + + # Sometimes it's handy to see backtrace of RTS + # to get an idea what happens there + -g*) append-ghc-cflags compile ${flag};; + + # Ignore all other flags, including all -f* flags + esac + done + + for flag in ${LDFLAGS}; do + append-ghc-cflags link ${flag} + done + + # hardened-gcc needs to be disabled, because the mangler doesn't accept + # its output. + gcc-specs-pie && append-ghc-cflags persistent compile link -nopie + gcc-specs-ssp && append-ghc-cflags persistent compile -fno-stack-protector + + # prevent from failind building unregisterised ghc: + # http://www.mail-archive.com/debian-bugs-dist@lists.debian.org/msg171602.html + use ppc64 && append-ghc-cflags persistent compile -mminimal-toc + # fix the similar issue as ppc64 TOC on ia64. ia64 has limited size of small data + # currently ghc fails to build haddock + # http://osdir.com/ml/gnu.binutils.bugs/2004-10/msg00050.html + use ia64 && append-ghc-cflags persistent compile -G0 +} + +# substitutes string $1 to $2 in files $3 $4 ... +relocate_path() { + local from=$1 + local to=$2 + shift 2 + local file= + for file in "$@" + do + sed -i -e "s|$from|$to|g" \ + "$file" || die "path relocation failed for '$file'" + done +} + +# changes hardcoded ghc paths and updates package index +# $1 - new absolute root path +relocate_ghc() { + local to=$1 + + # libdir for prebuilt binary and for current system may mismatch + # It does for prefix installation for example: bug #476998 + local bin_ghc_prefix=${WORKDIR}/usr + local bin_libpath=$(echo "${bin_ghc_prefix}"/lib*) + local bin_libdir=${bin_libpath#${bin_ghc_prefix}/} + + # backup original script to use it later after relocation + local gp_back="${T}/ghc-pkg-${GHC_PV}-orig" + cp "${WORKDIR}/usr/bin/ghc-pkg-${GHC_PV}" "$gp_back" || die "unable to backup ghc-pkg wrapper" + + if [[ ${bin_libdir} != $(get_libdir) ]]; then + einfo "Relocating '${bin_libdir}' to '$(get_libdir)' (bug #476998)" + # moving the dir itself is not strictly needed + # but then USE=binary would result in installing + # in '${bin_libdir}' + mv "${bin_ghc_prefix}/${bin_libdir}" "${bin_ghc_prefix}/$(get_libdir)" || die + + relocate_path "/usr/${bin_libdir}" "/usr/$(get_libdir)" \ + "${WORKDIR}/usr/bin/ghc-${GHC_PV}" \ + "${WORKDIR}/usr/bin/ghci-${GHC_PV}" \ + "${WORKDIR}/usr/bin/ghc-pkg-${GHC_PV}" \ + "${WORKDIR}/usr/bin/hsc2hs" \ + "${WORKDIR}/usr/bin/runghc-${GHC_PV}" \ + "$gp_back" \ + "${WORKDIR}/usr/$(get_libdir)/${GHC_P}/package.conf.d/"* + fi + + # Relocate from /usr to ${EPREFIX}/usr + relocate_path "/usr" "${to}/usr" \ + "${WORKDIR}/usr/bin/ghc-${GHC_PV}" \ + "${WORKDIR}/usr/bin/ghci-${GHC_PV}" \ + "${WORKDIR}/usr/bin/ghc-pkg-${GHC_PV}" \ + "${WORKDIR}/usr/bin/hsc2hs" \ + "${WORKDIR}/usr/bin/runghc-${GHC_PV}" \ + "${WORKDIR}/usr/$(get_libdir)/${GHC_P}/package.conf.d/"* + + # this one we will use to regenerate cache + # so it should point to current tree location + relocate_path "/usr" "${WORKDIR}/usr" "$gp_back" + + if use prefix; then + # and insert LD_LIBRARY_PATH entry to EPREFIX dir tree + # TODO: add the same for darwin's CHOST and it's DYLD_ + local new_ldpath='LD_LIBRARY_PATH="'${EPREFIX}/$(get_libdir):${EPREFIX}/usr/$(get_libdir)'${LD_LIBRARY_PATH:+:}${LD_LIBRARY_PATH}"\nexport LD_LIBRARY_PATH' + sed -i -e '2i'"$new_ldpath" \ + "${WORKDIR}/usr/bin/ghc-${GHC_PV}" \ + "${WORKDIR}/usr/bin/ghci-${GHC_PV}" \ + "${WORKDIR}/usr/bin/ghc-pkg-${GHC_PV}" \ + "${WORKDIR}/usr/bin/hsc2hs" \ + "${WORKDIR}/usr/bin/runghc-${GHC_PV}" \ + "$gp_back" \ + "${WORKDIR}/usr/bin/hsc2hs" \ + || die "Adding LD_LIBRARY_PATH for wrappers failed" + fi + + # regenerate the binary package cache + "$gp_back" recache || die "failed to update cache after relocation" + rm "$gp_back" +} + +pkg_setup() { + # quiet portage about prebuilt binaries + use binary && QA_PREBUILT="*" + + [[ ${MERGE_TYPE} == binary ]] && return + + if use ghcbootstrap; then + ewarn "You requested ghc bootstrapping, this is usually only used" + ewarn "by Gentoo developers to make binary .tbz2 packages." + + [[ -z $(type -P ghc) ]] && \ + die "Could not find a ghc to bootstrap with." + else + if ! yet_binary; then + eerror "Please try emerging with USE=ghcbootstrap and report build" + eerror "sucess or failure to the haskell team (haskell@gentoo.org)" + die "No binary available for '${ARCH}' arch yet, USE=ghcbootstrap" + fi + fi +} + +src_unpack() { + # Create the ${S} dir if we're using the binary version + use binary && mkdir "${S}" + + # the Solaris and Darwin binaries from ghc (maeder) need to be + # unpacked separately, so prevent them from being unpacked + local ONLYA=${A} + case ${CHOST} in + *-darwin* | *-solaris*) ONLYA=${GHC_P}-src.tar.bz2 ;; + esac + unpack ${ONLYA} + + if [[ -d "${S}"/libraries/dph ]]; then + # Sometimes dph libs get accidentally shipped with ghc + # but they are not installed unless user requests it. + # We never install them. + elog "Removing 'libraries/dph'" + rm -rf "${S}"/libraries/dph + fi +} + +src_prepare() { + ghc_setup_cflags + + if ! use ghcbootstrap && [[ ${CHOST} != *-darwin* && ${CHOST} != *-solaris* ]]; then + # Modify the wrapper script from the binary tarball to use GHC_PERSISTENT_FLAGS. + # See bug #313635. + sed -i -e "s|\"\$topdir\"|\"\$topdir\" ${GHC_PERSISTENT_FLAGS}|" \ + "${WORKDIR}/usr/bin/ghc-${GHC_PV}" + + # allow hardened users use vanilla binary to bootstrap ghc + # ghci uses mmap with rwx protection at it implements dynamic + # linking on it's own (bug #299709) + pax-mark -m "${WORKDIR}/usr/$(get_libdir)/${GHC_P}/bin/ghc" + fi + + if use binary; then + if use prefix; then + relocate_ghc "${EPREFIX}" + fi + + # Move unpacked files to the expected place + mv "${WORKDIR}/usr" "${S}" + else + if ! use ghcbootstrap; then + case ${CHOST} in + *-darwin* | *-solaris*) + # UPDATE ME for ghc-7 + mkdir "${WORKDIR}"/ghc-bin-installer || die + pushd "${WORKDIR}"/ghc-bin-installer > /dev/null || die + use sparc-solaris && unpack ghc-6.10.4-sparc-sun-solaris2.tar.bz2 + use x86-solaris && unpack ghc-7.0.3-i386-unknown-solaris2.tar.bz2 + use x86-macos && unpack ghc-7.4.1-i386-apple-darwin.tar.bz2 + use x64-macos && unpack ghc-7.4.1-x86_64-apple-darwin.tar.bz2 + popd > /dev/null + + pushd "${WORKDIR}"/ghc-bin-installer/ghc-[67].?*.? > /dev/null || die + # fix the binaries so they run, on Solaris we need an + # LD_LIBRARY_PATH which has our prefix libdirs, on + # Darwin we need to replace the frameworks with our libs + # from the prefix fix before installation, because some + # of the tools are actually used during configure/make + if [[ ${CHOST} == *-solaris* ]] ; then + export LD_LIBRARY_PATH="${EPREFIX}/$(get_libdir):${EPREFIX}/usr/$(get_libdir):${LD_LIBRARY_PATH}" + elif [[ ${CHOST} == *-darwin* ]] ; then + local readline_framework=GNUreadline.framework/GNUreadline + local gmp_framework=/opt/local/lib/libgmp.10.dylib + local ncurses_file=/opt/local/lib/libncurses.5.dylib + for binary in $(scanmacho -BRE MH_EXECUTE -F '%F' .) ; do + install_name_tool -change \ + ${readline_framework} \ + "${EPREFIX}"/lib/libreadline.dylib \ + ${binary} || die + install_name_tool -change \ + ${gmp_framework} \ + "${EPREFIX}"/usr/lib/libgmp.dylib \ + ${binary} || die + install_name_tool -change \ + ${ncurses_file} \ + "${EPREFIX}"/usr/lib/libncurses.dylib \ + ${binary} || die + done + # we don't do frameworks! + sed -i \ + -e 's/\(frameworks = \)\["GMP"\]/\1[]/g' \ + -e 's/\(extraLibraries = \)\["m"\]/\1["m","gmp"]/g' \ + rts/package.conf.in || die + fi + + # it is autoconf, but we really don't want to give it too + # much arguments, in fact we do the make in-place anyway + ./configure --prefix="${WORKDIR}"/usr || die + make install || die + popd > /dev/null + ;; + *) + relocate_ghc "${WORKDIR}" + ;; + esac + fi + + sed -i -e "s|\"\$topdir\"|\"\$topdir\" ${GHC_PERSISTENT_FLAGS}|" \ + "${S}/ghc/ghc.wrapper" + + cd "${S}" # otherwise epatch will break + + epatch "${FILESDIR}"/${PN}-7.0.4-CHOST-prefix.patch + + epatch "${FILESDIR}"/${PN}-7.8.1_rc1-libbfd.patch + + epatch "${FILESDIR}"/${PN}-7.8.2-cgen-constify.patch + epatch "${FILESDIR}"/${PN}-7.8.3-prim-lm.patch + # bug 518734 + epatch "${FILESDIR}"/${PN}-7.6.3-preserve-inplace-xattr.patch + # fix threaded runtime on ia64 + epatch "${FILESDIR}"/${PN}-7.8.4-ia64-CLOSUREs.patch + epatch "${WORKDIR}"/${PN}-7.8.4-ia64-CLOSUREs-regenerated.patch + + # upstream backports + epatch "${FILESDIR}"/${PN}-7.8.3-linker-warn.patch + epatch "${FILESDIR}"/${PN}-7.8.3-pic-sparc.patch + epatch "${FILESDIR}"/${PN}-7.8.3-ppc32-fPIC.patch + epatch "${FILESDIR}"/${PN}-7.8.4-gold.patch + + if use prefix; then + # Make configure find docbook-xsl-stylesheets from Prefix + sed -e '/^FP_DIR_DOCBOOK_XSL/s:\[.*\]:['"${EPREFIX}"'/usr/share/sgml/docbook/xsl-stylesheets/]:' \ + -i utils/haddock/doc/configure.ac || die + fi + + # as we have changed the build system + eautoreconf + fi +} + +src_configure() { + if ! use binary; then + # initialize build.mk + echo '# Gentoo changes' > mk/build.mk + + # Put docs into the right place, ie /usr/share/doc/ghc-${GHC_PV} + echo "docdir = ${EPREFIX}/usr/share/doc/${P}" >> mk/build.mk + echo "htmldir = ${EPREFIX}/usr/share/doc/${P}" >> mk/build.mk + + # We also need to use the GHC_FLAGS flags when building ghc itself + echo "SRC_HC_OPTS+=${GHC_FLAGS}" >> mk/build.mk + echo "SRC_CC_OPTS+=${CFLAGS}" >> mk/build.mk + echo "SRC_LD_OPTS+=${LDFLAGS}" >> mk/build.mk + + # We can't depend on haddock except when bootstrapping when we + # must build docs and include them into the binary .tbz2 package + # app-text/dblatex is not in portage, can not build PDF or PS + if use ghcbootstrap && use doc; then + echo "BUILD_DOCBOOK_PDF = NO" >> mk/build.mk + echo "BUILD_DOCBOOK_PS = NO" >> mk/build.mk + echo "BUILD_DOCBOOK_HTML = YES" >> mk/build.mk + echo "HADDOCK_DOCS = YES" >> mk/build.mk + else + echo "BUILD_DOCBOOK_PDF = NO" >> mk/build.mk + echo "BUILD_DOCBOOK_PS = NO" >> mk/build.mk + echo "BUILD_DOCBOOK_HTML = NO" >> mk/build.mk + echo "HADDOCK_DOCS = NO" >> mk/build.mk + fi + + # allows overriding build flavours for libraries: + # v - vanilla (static libs) + # p - profiled + # dyn - shared libraries + # example: GHC_LIBRARY_WAYS="v dyn" + if [[ -n ${GHC_LIBRARY_WAYS} ]]; then + echo "GhcLibWays=${GHC_LIBRARY_WAYS}" >> mk/build.mk + fi + + # Get ghc from the unpacked binary .tbz2 + # except when bootstrapping we just pick ghc up off the path + if ! use ghcbootstrap; then + export PATH="${WORKDIR}/usr/bin:${PATH}" + fi + + if use gmp; then + echo "INTEGER_LIBRARY=integer-gmp" >> mk/build.mk + else + echo "INTEGER_LIBRARY=integer-simple" >> mk/build.mk + fi + + # don't strip anything. Very useful when stage2 SIGSEGVs on you + echo "STRIP_CMD = :" >> mk/build.mk + + local econf_args=() + + # GHC embeds 'gcc' it was built by and uses it later. + # Don't allow things like ccache or versioned binary slip. + # We use stable thing across gcc upgrades. + is_crosscompile || econf_args+=(--with-gcc=${CHOST}-gcc) + + if ! use ghcmakebinary; then + econf_args+=(--with-system-libffi) + econf_args+=(--with-ffi-includes=$(pkg-config libffi --cflags-only-I | sed -e 's@^-I@@')) + fi + + econf ${econf_args[@]} --enable-bootstrap-with-devel-snapshot + + if [[ ${PV} == *9999* ]]; then + GHC_PV="$(grep 'S\[\"PACKAGE_VERSION\"\]' config.status | sed -e 's@^.*=\"\(.*\)\"@\1@')" + GHC_P=${PN}-${GHC_PV} + fi + GHC_TPF="$(grep 'S\[\"TargetPlatformFull\"\]' config.status | sed -e 's@^.*=\"\(.*\)\"@\1@')" + fi # ! use binary +} + +src_compile() { + if ! use binary; then + # 1. build compiler binary first + emake ghc/stage2/build/tmp/ghc-stage2 + # 2. pax-mark (bug #516430) + pax-mark -m ghc/stage2/build/tmp/ghc-stage2 + # 3. and then all the rest + emake all + fi # ! use binary +} + +src_install() { + if use binary; then + use prefix && mkdir -p "${ED}" + mv "${S}/usr" "${ED}" + + # Remove the docs if not requested + if ! use doc; then + rm -rf "${ED}/usr/share/doc/${P}/*/" \ + "${ED}/usr/share/doc/${P}/*.html" \ + || die "could not remove docs (P vs PF revision mismatch?)" + fi + else + # We only build docs if we were bootstrapping, otherwise + # we copy them out of the unpacked binary .tbz2 + if use doc && ! use ghcbootstrap; then + mkdir -p "${ED}/usr/share/doc" + mv "${WORKDIR}/usr/share/doc/${P}" "${ED}/usr/share/doc" \ + || die "failed to copy docs" + else + dodoc "${S}/distrib/README" "${S}/ANNOUNCE" "${S}/LICENSE" "${S}/VERSION" + fi + + emake -j1 install DESTDIR="${D}" + + # remove link, but leave 'haddock-${GHC_P}' + rm -f "${ED}"/usr/bin/haddock + + if [[ ! -f "${S}/VERSION" ]]; then + echo "${GHC_PV}" > "${S}/VERSION" \ + || die "Could not create file ${S}/VERSION" + fi + newbashcomp "${FILESDIR}/ghc-bash-completion" ghc-pkg + + fi + + # path to the package.cache + local package_confdir="${ED}/usr/$(get_libdir)/${GHC_P}/package.conf.d" + PKGCACHE="${package_confdir}"/package.cache + # copy the package.conf.d, including timestamp, save it so we can help + # users that have a broken package.conf.d + cp -pR "${package_confdir}"{,.initial} || die "failed to backup intial package.conf.d" + + # copy the package.conf, including timestamp, save it so we later can put it + # back before uninstalling, or when upgrading. + cp -p "${PKGCACHE}"{,.shipped} \ + || die "failed to copy package.conf.d/package.cache" +} + +pkg_preinst() { + # have we got an earlier version of ghc installed? + if has_version "<${CATEGORY}/${PF}"; then + haskell_updater_warn="1" + fi +} + +pkg_postinst() { + ghc-reregister + + # path to the package.cache + PKGCACHE="${EROOT}/usr/$(get_libdir)/${GHC_P}/package.conf.d/package.cache" + + # give the cache a new timestamp, it must be as recent as + # the package.conf.d directory. + touch "${PKGCACHE}" + + if [[ "${haskell_updater_warn}" == "1" ]]; then + ewarn + ewarn "\e[1;31m************************************************************************\e[0m" + ewarn + ewarn "You have just upgraded from an older version of GHC." + ewarn "You may have to run" + ewarn " 'haskell-updater --upgrade'" + ewarn "to rebuild all ghc-based Haskell libraries." + ewarn + ewarn "\e[1;31m************************************************************************\e[0m" + ewarn + fi +} + +pkg_prerm() { + # Be very careful here... Call order when upgrading is (according to PMS): + # * src_install for new package + # * pkg_preinst for new package + # * pkg_postinst for new package + # * pkg_prerm for the package being replaced + # * pkg_postrm for the package being replaced + # so you'll actually be touching the new packages files, not the one you + # uninstall, due to that or installation directory ${GHC_P} will be the same for + # both packages. + + # Call order for reinstalling is (according to PMS): + # * src_install + # * pkg_preinst + # * pkg_prerm for the package being replaced + # * pkg_postrm for the package being replaced + # * pkg_postinst + + # Overwrite the modified package.cache with a copy of the + # original one, so that it will be removed during uninstall. + + PKGCACHE="${EROOT}/usr/$(get_libdir)/${GHC_P}/package.conf.d/package.cache" + rm -rf "${PKGCACHE}" + + cp -p "${PKGCACHE}"{.shipped,} +} + +pkg_postrm() { + ghc-package_pkg_postrm +} |