Improve CI

.github/scripts/common.sh

@@ -1,23 +1,13 @@
 #!/bin/sh
 
-if [ "${RUNNER_OS}" = "Windows" ] ; then
-	ext=".exe"
-else
-	ext=''
-fi
+. .github/scripts/env.sh
 
 ecabal() {
 	cabal "$@"
 }
 
-sync_from_retry() {
-	if [ "${RUNNER_OS}" != "Windows" ] ; then
-		cabal_store_path="$(dirname "$(cabal help user-config | tail -n 1 | xargs)")/store"
-	else
-		cabal_store_path="${CABAL_DIR}/store"
-	fi
-
-    sync_from || { sleep 9 ; rm -rf "${cabal_store_path:?}"/* ; sync_from || { sleep 20 ; rm -rf "${cabal_store_path:?}"/* ; sync_from ; } }
+nonfatal() {
+	"$@" || "$@ failed"
 }
 
 sync_from() {
@@ -34,10 +24,6 @@ sync_from() {
 		--archive-uri "s3://ghcup-hs/${RUNNER_OS}-${ARCH}-${DISTRO}"
 }
 
-sync_to_retry() {
-    sync_to || { sleep 9 ; sync_to || { sleep 20 ; sync_to ; } }
-}
-
 sync_to() {
 	if [ "${RUNNER_OS}" != "Windows" ] ; then
 		cabal_store_path="$(dirname "$(cabal help user-config | tail -n 1 | xargs)")/store"
@@ -81,6 +67,7 @@ git_describe() {
 download_cabal_cache() {
 	(
 	set -e
+	mkdir -p "$HOME/.local/bin"
 	dest="$HOME/.local/bin/cabal-cache"
     url=""
 	exe=""
@@ -134,25 +121,15 @@ download_cabal_cache() {
 build_with_cache() {
 	ecabal configure "$@"
 	ecabal build --dependencies-only "$@" --dry-run
-	sync_from_retry
-	ecabal build --dependencies-only "$@" || sync_to_retry
-	sync_to_retry
+	sync_from
+	ecabal build --dependencies-only "$@" || sync_to
+	sync_to
 	ecabal build "$@"
-	sync_to_retry
+	sync_to
 }
 
 install_ghcup() {
-	find "$GHCUP_INSTALL_BASE_PREFIX"
-	mkdir -p "$GHCUP_BIN"
-	mkdir -p "$GHCUP_BIN"/../cache
-
-	if [ "${RUNNER_OS}" = "FreeBSD" ] ; then
-		curl -o ghcup https://downloads.haskell.org/ghcup/tmp/x86_64-portbld-freebsd-ghcup-0.1.18.1
-		chmod +x ghcup
-		mv ghcup "$HOME/.local/bin/ghcup"
-	else
-		curl --proto '=https' --tlsv1.2 -sSf https://get-ghcup.haskell.org | BOOTSTRAP_HASKELL_NONINTERACTIVE=1 BOOTSTRAP_HASKELL_MINIMAL=1 BOOTSTRAP_HASKELL_INSTALL_NO_STACK=yes sh
-	fi
+	curl --proto '=https' --tlsv1.2 -sSf https://get-ghcup.haskell.org | BOOTSTRAP_HASKELL_NONINTERACTIVE=1 BOOTSTRAP_HASKELL_MINIMAL=1 BOOTSTRAP_HASKELL_INSTALL_NO_STACK=yes sh
 }
 
 strip_binary() {