Update CI

.gitlab/before_script/darwin/install_deps.sh

@@ -6,12 +6,34 @@ set -eux
 
 mkdir -p "${TMPDIR}"
 
-curl -sSfL https://downloads.haskell.org/~ghcup/x86_64-apple-darwin-ghcup > ./ghcup-bin
-chmod +x ghcup-bin
+if [ $ARCH = 'ARM64' ] ; then
+	curl -L -O https://downloads.haskell.org/~ghc/8.10.5/ghc-8.10.5-aarch64-apple-darwin.tar.xz
+	tar -xf ghc-*.tar.*
+	cd ghc-*
+	./configure --prefix="${GHCUP_INSTALL_BASE_PREFIX}"/.ghcup/ghc/8.10.5
+	make install
+	for i in "${GHCUP_INSTALL_BASE_PREFIX}"/.ghcup/ghc/8.10.5/bin/*-8.10.5 ; do
+		ln -s "${i}" "${GHCUP_INSTALL_BASE_PREFIX}"/.ghcup/bin/${i##*/}
+	done
+	for x in "${GHCUP_INSTALL_BASE_PREFIX}"/.ghcup/bin/*-8.10.5 ; do
+		ln -s ${x##*/} ${x%-8.10.5}
+	done
+	unset x i
+	cd ..
+	rm -rf ghc-8.10.5 ghc-*.tar.*
 
-./ghcup-bin upgrade -i -f
-./ghcup-bin install ${GHC_VERSION}
-./ghcup-bin set ${GHC_VERSION}
-./ghcup-bin install-cabal ${CABAL_VERSION}
+	curl -L -O https://github.com/haskell/cabal/files/6617482/cabal-install-3.5-arm64-darwin-11.4-bootstrapped.tar.gz
+	tar xf cabal-install-*
+	mv cabal "${GHCUP_INSTALL_BASE_PREFIX}"/.ghcup/bin/cabal
+	rm -rf cabal-install
+else
+	curl -sSfL https://downloads.haskell.org/~ghcup/x86_64-apple-darwin-ghcup > ./ghcup-bin
+	chmod +x ghcup-bin
+
+	./ghcup-bin upgrade -i -f
+	./ghcup-bin install ${GHC_VERSION}
+	./ghcup-bin set ${GHC_VERSION}
+	./ghcup-bin install-cabal ${CABAL_VERSION}
+fi
 
 exit 0