[bug#49867] [PATCH v2 18/31] gnu: Add ocaml-ptime.

[pukkamustard]

* gnu/packages/ocaml.scm (ocaml-ptime): New variable.
---
 gnu/packages/ocaml.scm | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/gnu/packages/ocaml.scm b/gnu/packages/ocaml.scm
index 82786922b2..7af276a517 100644
--- a/gnu/packages/ocaml.scm
+++ b/gnu/packages/ocaml.scm
@@ -7719,6 +7719,45 @@ number generator interface, and implementations.")))
     (description "@code{ocaml-mirage-crypto-pk} provides public-key
 cryptography (RSA, DSA, DH) for OCaml.")))
 
+(define-public ocaml-ptime
+  (package
+    (name "ocaml-ptime")
+    (version "0.8.5")
+    (source
+     (origin
+       (method url-fetch)
+       (uri
+        (string-append "https://erratique.ch/software/ptime/releases/ptime-";
+                       version ".tbz"))
+       (sha256
+        (base32
+         "1fxq57xy1ajzfdnvv5zfm7ap2nf49znw5f9gbi4kb9vds942ij27"))))
+    (build-system ocaml-build-system)
+    (arguments
+     `(#:build-flags (list "build" "--with-js_of_ocaml" "false"
+                           "--tests" "true")
+       #:phases
+       (modify-phases %standard-phases
+         (delete 'configure))))
+    (propagated-inputs
+     `(("ocaml-result" ,ocaml-result)))
+    (native-inputs
+     `(("ocamlbuild" ,ocamlbuild)
+       ("ocaml-topkg" ,ocaml-topkg)
+       ("opam" ,opam)))
+    (properties `((upstream-name . "ptime")))
+    (home-page "https://erratique.ch/software/ptime";)
+    (synopsis "POSIX time for OCaml")
+    (description "Ptime has platform independent POSIX time support in pure
+OCaml.  It provides a type to represent a well-defined range of POSIX
+timestamps with picosecond precision, conversion with date-time values,
+conversion with RFC 3339 timestamps and pretty printing to a human-readable,
+locale-independent representation.
+
+The additional Ptime_clock library provides access to a system POSIX clock and
+to the system's current time zone offset.")
+    (license license:isc)))
+
 (define-public js-of-ocaml
   (package
     (name "js-of-ocaml")
-- 
2.32.0