Release script fixes and improvements

release/Dockerfile.in

@@ -25,9 +25,9 @@ USER opam
 WORKDIR /home/opam/
 CMD tar xz >&2 && \
     cd opam-full-${VERSION} >&2 && \
-    echo "(${LINKING})" > src/client/linking.sexp && \
     { { ./configure --with-mccs >&2 && make lib-ext >&2 ; } || \
       ./configure --with-vendored-deps >&2 ; } && \
+    echo "(${LINKING})" > src/client/linking.sexp && \
     make opam >&2 && \
     strip opam >&2 && \
     cat opam

release/Makefile

@@ -110,7 +110,8 @@ host: $(OUTDIR)/opam-full-$(VERSION).tar.gz build/$(HOST).env
 	    MAKE=$(MAKE) \
 	    $(EXPORTS_$(HOST_OS)); \
 	  cd build/opam-full-$(VERSION) && \
-	  { ./configure --with-vendored-deps || { ./configure && $(MAKE) lib-ext; }; } && \
+	  { { ./configure --with-mccs >&2 && $(MAKE) lib-ext >&2 ; } || \
+	    ./configure --with-vendored-deps >&2 ; } && \
 	  echo "$(call LINKING,$(HOST_OS))" >src/client/linking.sexp && \
 	  $(MAKE) opam; \
 	)

release/readme.md

@@ -14,6 +14,7 @@
 * /!\ Once the tag pushed, it can be updated [different commit] only in case of severe issue
 * create a release (or prerelease if intermediate release) draft on github based on your tag (https://github.com/ocaml/opam/releases/new)
 * fetch locally the tag
+* launch docker using the Docker GUI macOS app
 * generate opam artifacts, using `release/release.sh <tag>` from a macOS/arm64 machine, it requires to have Docker and QEMU installed (see below device requirements)
 * generate the signatures using `release/sign.sh <tag>`
 * add releases notes (content of `master_changes.md`) in the release draft
@@ -46,8 +47,7 @@
 ---
 
 ## Device requirements
-* Mac M1
-* installed: git, gpg, qemu>=8.1.0, docker>=24.0.0
+* Mac M1 or above with Rosetta2
+* brew dependencies: git, gpg, qemu>=8.1.0, docker>=24.0.0, md5sha1sum (only when releasing on the 2.1 branch)
 * opam repo with the tag fetched
 * Have the secret key available
-* Launch docker using the Docker GUI macOS app