From e1a8ba10ecfb7ca29f9efb0a75dc960f5cb49f71 Mon Sep 17 00:00:00 2001
From: Julien Lepiller <julien@lepiller.eu>
Date: Sat, 20 Nov 2021 00:22:50 +0100
Subject: gnu: Add ocaml4.07-cstruct.

* gnu/packages/ocaml.scm (ocaml4.07-cstruct): New variable.
---
 gnu/packages/ocaml.scm | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

(limited to 'gnu/packages')

diff --git a/gnu/packages/ocaml.scm b/gnu/packages/ocaml.scm
index 8bbc6fb6a3..4f3afd8a3b 100644
--- a/gnu/packages/ocaml.scm
+++ b/gnu/packages/ocaml.scm
@@ -3459,6 +3459,7 @@ (define-public ocaml-cstruct
      `(("ocaml-bigarray-compat" ,ocaml-bigarray-compat)))
     (native-inputs
      `(("ocaml-alcotest" ,ocaml-alcotest)))
+    (properties `((ocaml4.07-variant . ,(delay ocaml4.07-cstruct))))
     (home-page "https://github.com/mirage/ocaml-cstruct")
     (synopsis "Access C structures via a camlp4 extension")
     (description "Cstruct is a library and syntax extension to make it easier
@@ -3466,6 +3467,22 @@ (define-public ocaml-cstruct
 writing to these structures, and they are accessed via the Bigarray module.")
     (license license:isc)))
 
+(define-public ocaml4.07-cstruct
+  (package-with-ocaml4.07
+    (package
+      (inherit ocaml-cstruct)
+      (version "5.1.1")
+      (source (origin
+                (method git-fetch)
+                (uri (git-reference
+                       (url "https://github.com/mirage/ocaml-cstruct")
+                       (commit (string-append "v" version))))
+                (file-name (git-file-name "ocaml-cstruct" version))
+                (sha256
+                 (base32
+                  "0jj3whs8r3jc524i9bb67rffh7y7r157hjgvws0bkxijxpjzwkbk"))))
+      (properties '()))))
+
 (define-public ocaml-hex
   (package
     (name "ocaml-hex")
-- 
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