Build cabal-docspec binary on alpine

Author: phadej

cabal-docspec/Makefile

@@ -7,11 +7,27 @@ cabal-docspec.1 : MANUAL.md
 man : cabal-docspec.1
 	cat cabal-docspec.1 | man -l -
 
-.PHONY: release
-release : cabal-docspec.1
-	cabal build cabal-docspec
-	strip $$(cabal-plan list-bin cabal-docspec)
-	@ls -l $$(cabal-plan list-bin cabal-docspec)
-	cat $$(cabal-plan list-bin cabal-docspec) | xz > cabal-docspec-$(VERSION).xz
+CABALPLAN:=$(HOME)/.cabal/bin/cabal-plan
+CABAL:=$(HOME)/.ghcup/bin/cabal
+GHC:=$(HOME)/.ghcup/bin/ghc-8.8.4
+GHCUP:=$(HOME)/.ghcup/bin/ghcup
+
+# docker run -ti -v $(pwd):/src alpine:3.14
+# cd /src
+# apk add make
+.PHONY: alpine-release
+alpine-release :
+	apk add binutils-gold curl gcc git gmp-dev libc-dev libffi-dev make musl-dev ncurses-dev openssh-client perl tar tmux vim xz zlib-dev zlib-static
+	mkdir -p $(HOME)/.ghcup/bin
+	curl https://downloads.haskell.org/~ghcup/0.1.17.4/x86_64-linux-ghcup-0.1.17.4 > $(GHCUP)
+	chmod a+x $(GHCUP)
+	$(GHCUP) install ghc 8.8.4
+	$(GHCUP) install cabal 3.6.2.0
+	$(CABAL) update --ignore-project
+	$(CABAL) install --ignore-project cabal-plan -fexe --with-compiler $(GHC)
+	$(CABAL) build cabal-docspec --with-compiler $(GHC) --enable-executable-static
+	strip $$($(CABALPLAN) list-bin cabal-docspec)
+	@ls -l $$($(CABALPLAN) list-bin cabal-docspec)
+	cat $$($(CABALPLAN) list-bin cabal-docspec) | xz > cabal-docspec-$(VERSION).xz
 	@ls -l cabal-docspec-$(VERSION).xz
 	sha256sum cabal-docspec-$(VERSION).xz