obuild does not support line break in 'requires' field

Makefile

+DUNE_INSTALL_PREFIX = _build/install/default
+
 .PHONY : all
 all :
 	dune build
@@ -5,8 +7,15 @@ all :
 .PHONY : install
 install : all
 	dune build @install
+# obuild does not support line break in 'requires' field
+	sed -i '/requires = "[^"]*$$/{:x N;s/\n */ /;/[^"]$$/bx}' \
+		$(DUNE_INSTALL_PREFIX)/lib/clangml-transforms/META
 	dune install
 
+.PHONY : uninstall
+uninstall :
+	dune uninstall
+
 .PHONY : tests
 tests :
 	dune build tests/tests.exe

clangml-transforms.opam

@@ -6,7 +6,8 @@ homepage: "https://gitlab.inria.fr/tmartine/clangml-transforms"
 bug-reports: "https://gitlab.inria.fr/tmartine/clangml-transforms/issues"
 license: "BSD"
 dev-repo: "git+https://gitlab.inria.fr/tmartine/clangml-transforms.git"
-build: [make]
+build:  ["dune" "build" "-p" name "-j" jobs]
+# use Makefile for install since there is some manual patches applied
 install: [make "install"]
 remove: [make "uninstall"]
 depends: [