176 lines
7.1 KiB
Bash
176 lines
7.1 KiB
Bash
TERMUX_PKG_HOMEPAGE=https://www.haskell.org/ghc/
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TERMUX_PKG_DESCRIPTION="The Glasgow Haskell Compilation system"
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TERMUX_PKG_LICENSE="BSD 2-Clause, BSD 3-Clause, LGPL-2.1"
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TERMUX_PKG_MAINTAINER="@termux"
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TERMUX_PKG_VERSION=8.10.1
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TERMUX_PKG_REVISION=6
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TERMUX_PKG_SRCURL=http://downloads.haskell.org/~ghc/${TERMUX_PKG_VERSION}/ghc-${TERMUX_PKG_VERSION}-src.tar.xz
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TERMUX_PKG_SHA256=4e3b07f83a266b3198310f19f71e371ebce97c769b14f0d688f4cbf2a2a1edf5
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TERMUX_PKG_DEPENDS="binutils, clang, iconv, libffi, llvm, ncurses"
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TERMUX_PKG_BUILD_IN_SRC=true
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TERMUX_PKG_NO_STATICSPLIT=true
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TERMUX_PKG_EXTRA_CONFIGURE_ARGS=" --disable-ld-override --build=x86_64-unknown-linux --host=x86_64-unknown-linux"
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TERMUX_PKG_BLACKLISTED_ARCHES="arm"
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DYNAMIC_GHC_PROGRAMS=NO
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termux_step_pre_configure() {
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termux_setup_ghc
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_WRAPPER_BIN=$TERMUX_PKG_BUILDDIR/_wrapper/bin
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mkdir -p $_WRAPPER_BIN
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_WRAPPER_AR=$_WRAPPER_BIN/$TERMUX_HOST_PLATFORM-ar
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cat > $_WRAPPER_AR <<-EOF
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#!$(command -v sh)
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exec $(command -v $AR) "\$@"
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EOF
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chmod 0700 $_WRAPPER_AR
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for cmd in llc opt; do
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local wrapper="$_WRAPPER_BIN/$cmd"
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cat > "$wrapper" <<-EOF
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#!$(command -v sh)
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exec /usr/lib/llvm-10/bin/${cmd} "\$@"
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EOF
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chmod 0700 "$wrapper"
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done
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export PATH=$_WRAPPER_BIN:$PATH
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TERMUX_PKG_EXTRA_CONFIGURE_ARGS+=" --target=${TERMUX_HOST_PLATFORM}"
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# After stage 0, cabal passes a host string to the libraries' configure scripts that isn't valid.
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# We set one ourselves anyway, so this simply isn't needed.
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sed -i 's/maybeHostFlag = i/maybeHostFlag = [] -- i/' libraries/Cabal/Cabal/Distribution/Simple.hs
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# Android will only run PIE executables, so --no-pie, like GHC suggests, is out. GHC relies on relocations.
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# Combine PIE and -Wl,-r together, and the linker will tell you those flags are mutually exclusive.
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# This poses a problem as we need both. If you let the compiler handle it, then apparently all's well.
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sed -i 's/"-Wl,-r"/"-r"/' compiler/main/DriverPipeline.hs
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cp mk/build.mk.sample mk/build.mk
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cat >> mk/build.mk <<-EOF
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SRC_HC_OPTS += -optc-Wno-unused-label -optc-Wno-unused-but-set-variable
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SRC_HC_OPTS += -optc-Wno-unused-variable -optc-Wno-unused-function
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SRC_HC_OPTS += -optc-Wno-unused-command-line-argument -optc-Wno-unknown-warning-option
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GhcStage2HcOpts += -optl-Wl,--enable-new-dtags
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INTEGER_LIBRARY = integer-simple
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SplitSections = YES
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BuildFlavour = quick-cross
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HADDOCK_DOCS = NO
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BUILD_SPHINX_HTML = NO
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BUILD_SPHINX_PS = NO
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BUILD_SPHINX_PDF = NO
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DYNAMIC_GHC_PROGRAMS = $DYNAMIC_GHC_PROGRAMS
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GhcLibWays = v
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BUILD_MAN = NO
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#STRIP_CMD = $STRIP
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EOF
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# If choosing to build a GHC dynamically linked to its libs, then
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# $TERMUX_PREFIX/lib automatically gets added to the rpath that's generated
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if [ "$DYNAMIC_GHC_PROGRAMS" != "YES" ]; then
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echo "GhcStage2HcOpts += -optl-Wl,-rpath=$TERMUX_PREFIX/lib" >> mk/build.mk
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fi
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# So... this is fun. If these options are initially passed to the configure script,
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# then building stage 0 breaks, because it's meant to run on the host with the
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# host's libs. But of course, we need to link to Termux's libffi etc. and use the
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# cross-compiler when building something to run on Android in the later stages
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patch -Np1 <<EOF
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--- a/rules/build-package-data.mk.orig 2020-06-09 23:44:52.013029077 +0000
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+++ b/rules/build-package-data.mk 2020-06-09 23:45:10.589149807 +0000
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@@ -108,6 +108,15 @@
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\$1_\$2_CONFIGURE_OPTS += --configure-option=--host=\$(TargetPlatformFull)
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endif
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+ifneq "\$3" "0"
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+\$1_\$2_CONFIGURE_OPTS += --configure-option=--host=$TERMUX_HOST_PLATFORM --configure-option=CXX=$CXX --configure-option=LD=$LD --configure-option=AR=$AR
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+\$1_\$2_CONFIGURE_OPTS += --configure-option=AS=$AS --configure-option=CC=$CC --configure-option=RANLIB=$RANLIB --configure-option=READELF=$READELF
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+\$1_\$2_CONFIGURE_OPTS += --configure-option=OBJCOPY=$OBJCOPY --configure-option=OBJDUMP=$OBJDUMP --configure-option=--with-system-libffi
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+\$1_\$2_CONFIGURE_OPTS += --configure-option=--with-ffi-includes=$TERMUX_PREFIX/include --configure-option=--with-ffi-libraries=$TERMUX_PREFIX/lib
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+\$1_\$2_CONFIGURE_OPTS += --configure-option=--with-iconv-includes=$TERMUX_PREFIX/include --configure-option=--with-iconv-libraries=$TERMUX_PREFIX/lib
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+\$1_\$2_CONFIGURE_OPTS += --configure-option=--with-curses-includes=$TERMUX_PREFIX/include/ncursesw --configure-option=--with-curses-libraries=$TERMUX_PREFIX/lib
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+endif
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+
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ifeq "\$3" "0"
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\$1_\$2_CONFIGURE_OPTS += \$\$(BOOT_PKG_CONSTRAINTS)
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endif
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EOF
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export TERMUX_LD="$LD"
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unset AR
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unset AS
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unset CC
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export CFLAGS=""
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unset CPP
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export CPPFLAGS=""
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unset CXXFLAGS
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unset CXX
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export LDFLAGS=""
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unset LD
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unset PKG_CONFIG
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unset RANLIB
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unset READELF
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unset OBJCOPY
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unset OBJDUMP
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autoreconf
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}
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termux_step_post_make_install() {
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# We may build GHC with `llc-9` etc., but only `llc` is present in Termux
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sed -i 's/"LLVM llc command", "llc.*"/"LLVM llc command", "llc"/' "$TERMUX_PREFIX/lib/ghc-$TERMUX_PKG_VERSION/settings"
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sed -i 's/"LLVM opt command", "opt.*"/"LLVM opt command", "opt"/' "$TERMUX_PREFIX/lib/ghc-$TERMUX_PKG_VERSION/settings"
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if [ "$DYNAMIC_GHC_PROGRAMS" = "YES" ]; then
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# Hack to turn the binaries' rpath from something relative to the build environment
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# into something that matches Termux's FHS. patchelf needs to be installed on the host.
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while IFS= read -r -d '' bin; do
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local curr_rpath="$(patchelf --print-rpath "$bin" 2>/dev/null)"
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if [ -n "$curr_rpath" ]; then
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local paths_to_prepend=()
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local new_rpath=()
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IFS=':' read -ra paths <<< "$curr_rpath"
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for i in "${!paths[@]}"; do
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# Prioritise non-Haskell library paths
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if [[ ${paths[$i]} != *ghc-$TERMUX_PKG_VERSION* ]]; then
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paths_to_prepend+=("${paths[$i]}")
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continue
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fi
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local fixed_path="${paths[$i]/\/dist-install\/build}"
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if [ "$fixed_path" != "${paths[$i]}" ]; then
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# Naïvely correct the path to a Haskell library
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fixed_path="${fixed_path##*/}"
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fixed_path=$(echo "$TERMUX_PREFIX/lib/ghc-$TERMUX_PKG_VERSION/$fixed_path-"[[:digit:]]*)
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new_rpath+=("$fixed_path")
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else
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# This may be the path to RTS, which does not have a version number in the folder name
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# and nor is it apparently expected to be found in dist-install
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fixed_path="${paths[$i]/\/dist\/build}"
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if [ "$fixed_path" != "${paths[$i]}" ]; then
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new_rpath+=("$TERMUX_PREFIX/lib/ghc-$TERMUX_PKG_VERSION/${fixed_path##*/}")
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else
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new_rpath+=("$fixed_path")
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fi
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fi
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done
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# Make sure the standard Termux library path is the first entry
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[[ ! " ${paths_to_prepend[@]} " =~ " $TERMUX_PREFIX/lib " ]] && paths_to_prepend=("$TERMUX_PREFIX/lib" "${paths_to_prepend[@]}")
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# This isn't in the original rpath at all, but is needed
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paths_to_prepend+=("$TERMUX_PREFIX/lib/ghc-$TERMUX_PKG_VERSION/ghc-$TERMUX_PKG_VERSION")
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local OIFS="$IFS"
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local IFS=':'
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printf -v new_rpath "%s:%s" "${paths_to_prepend[*]}" "${new_rpath[*]}"
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IFS="$OIFS"
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patchelf --set-rpath "$new_rpath" "$bin"
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fi
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done < <(find "$TERMUX_PREFIX/lib/ghc-$TERMUX_PKG_VERSION/bin/" -type f -print0)
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fi
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}
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termux_step_install_license() {
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install -Dm600 -t "$TERMUX_PREFIX/share/doc/ghc" "$TERMUX_PKG_SRCDIR/LICENSE"
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}
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