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# See https://ghc.haskell.org/trac/ghc/wiki/Building/CrossCompiling
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# https://ghc.haskell.org/trac/ghc/wiki/Building/Preparation/Linux
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# and
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# https://github.com/neurocyte/ghc-android
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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_VERSION=8.0.1
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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_BUILD_IN_SRC=yes
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# Depend on clang for now until llvm is split into separate package:
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TERMUX_PKG_DEPENDS="clang, ncurses"
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TERMUX_PKG_EXTRA_CONFIGURE_ARGS="--with-iconv-includes=$TERMUX_PREFIX/include -with-iconv-libraries=$TERMUX_PREFIX/lib"
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TERMUX_PKG_EXTRA_CONFIGURE_ARGS+=" --with-curses-includes=$TERMUX_PREFIX/include/ncursesw -with-curses-libraries=$TERMUX_PREFIX/lib"
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TERMUX_PKG_EXTRA_CONFIGURE_ARGS+=" --host=x86_64-unknown-linux --build=x86_64-unknown-linux"
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termux_step_post_extract_package() {
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ORIG_CFLAGS="$CFLAGS"
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ORIG_CPPFLAGS="$CPPFLAGS"
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ORIG_LDFLAGS="$LDFLAGS"
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unset AR
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unset AS
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unset CC
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export CFLAGS=""
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unset CPP
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export CPPFLAGS=""
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unset CXXFLAGS
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unset CXX
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export LDFLAGS=""
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unset LD
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unset PKG_CONFIG
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unset RANLIB
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TERMUX_PKG_EXTRA_CONFIGURE_ARGS+=" --target=${TERMUX_HOST_PLATFORM}"
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}
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termux_step_pre_configure () {
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echo "INTEGER_LIBRARY = integer-simple" > mk/build.mk
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#echo "GhcStage2HcOpts = $ORIG_CFLAGS $ORIG_CPPFLAGS $ORIG_LDFLAGS" >> mk/build.mk
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# Avoid "Can't use -fPIC or -dynamic on this platform":
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echo "DYNAMIC_GHC_PROGRAMS = NO" >> mk/build.mk
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echo "GhcLibWays = v" >> mk/build.mk
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# "Can not build haddock docs when CrossCompiling or Stage1Only".
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echo "HADDOCK_DOCS=NO" >> mk/build.mk
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}
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