[bug#65976] [PATCH v4 2/4] gnu: Add ghc-hsyslog.

[pinoaffe]

* gnu/packages/haskell-xyz.scm (ghc-hsyslog): New variable.
---
 gnu/packages/haskell-xyz.scm | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/gnu/packages/haskell-xyz.scm b/gnu/packages/haskell-xyz.scm
index c02fd007f9..6d540aee54 100644
--- a/gnu/packages/haskell-xyz.scm
+++ b/gnu/packages/haskell-xyz.scm
@@ -33,6 +33,7 @@
 ;;; Copyright © 2022 jgart <jgart@dismail.de>
 ;;; Copyright © 2023 Josselin Poiret <dev@jpoiret.xyz>
 ;;; Copyright © 2023 zamfofex <zamfofex@twdb.moe>
+;;; Copyright © 2023 pinoaffe <pinoaffe@gmail.com>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -1422,6 +1423,32 @@ (define-public ghc-case-insensitive
 the resulting type will be insensitive to cases.")
     (license license:bsd-3)))
 
+(define-public ghc-hsyslog
+  (package
+    (name "ghc-hsyslog")
+    (version "5.0.2")
+    (source (origin
+              (method url-fetch)
+              (uri (hackage-uri "hsyslog" version))
+              (sha256
+               (base32
+                "1kkypn0dd92aqv8dr112bhkr9k9r9mchnyyvy41kvhj2zg447v1y"))))
+    (build-system haskell-build-system)
+    (properties '((upstream-name . "hsyslog")))
+    (arguments
+     `(#:cabal-revision ("1"
+                         
"0k1j46nk3z64zw4bqmvw5lgy16ih200m66rv4b6ygjqv7nglqq0b")))
+    (home-page "https://github.com/peti/hsyslog";)
+    (synopsis "FFI interface to syslog(3) from POSIX.1-2008")
+    (description
+     "This package provides a Haskell interface to @code{syslog} as specified
+in POSIX.1-2008.  The entire public API lives in @code{System.Posix.Syslog}.
+There is a set of exposed modules available underneath that one, which contain
+various implementation details that may be useful to other developers who want
+to implement syslog-related functionality.  Users of @code{syslog}, however,
+do not need them.")
+    (license license:bsd-3)))
+
 (define-public ghc-cassava
   (package
     (name "ghc-cassava")
-- 
2.41.0