Only install modules for 4.14+

Use the Standard Library modules for OCaml 4.x, but override 4.14's to eliminate the deprecation warning.
ocaml · Jun 10, 2022 · 709a49f · 709a49f
1 parent 3e845ac
commit 709a49f
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diff --git a/CHANGES.md b/CHANGES.md
@@ -2,7 +2,8 @@
 
 - Update licensing metadata.
 - Update dune files to 2.7 to autogenerate opam files correctly (#2)
-- Lower OCaml version to 4.02.3
+- Lower OCaml version to 4.02.3 (#3)
+- Install empty library for OCaml < 4.14 (#5)
 
 # Release 5.0  (2021-06-29)
 

diff --git a/src/dune b/src/dune
@@ -1,5 +1,15 @@
+(* -*- tuareg -*- *)
+
+open Jbuild_plugin.V1
+
+let modules =
+  let version = Scanf.sscanf ocaml_version "%u.%u" (fun a b -> (a, b)) in
+  if version >= (4, 14) then ":standard" else ""
+
+let () = Printf.ksprintf send {|
 (library
  (name camlp_streams)
  (public_name camlp-streams)
+ (modules %s)
  (wrapped false)
- (flags :standard -w -9))
+ (flags :standard -w -9))|} modules