>From d4c9c7f3239a38c7ad24a7af72b452506718fc73 Mon Sep 17 00:00:00 2001
From: nixo <address@hidden>
Date: Sat, 15 Feb 2020 21:04:07 +0100
Subject: [PATCH 3/4] gnu: Add lmdbxx.

* gnu/packages/databases.scm (lmdbxx): New variable.
---
 gnu/packages/databases.scm | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/gnu/packages/databases.scm b/gnu/packages/databases.scm
index 587d993918..5f7377636f 100644
--- a/gnu/packages/databases.scm
+++ b/gnu/packages/databases.scm
@@ -2105,6 +2105,35 @@ multiple cores.  The size of each database is limited only by the size of the
 virtual address space — not physical RAM.")
     (license license:openldap2.8)))
 
+(define-public lmdbxx
+  (package
+    (name "lmdbxx")
+    (version "0.9.14.0")
+    (source (origin
+              (method git-fetch)
+              (uri (git-reference
+                    (url "https://github.com/drycpp/lmdbxx.git")
+                    (commit (string-append version))))
+              (file-name (git-file-name name version))
+              (sha256
+               (base32
+                "1jmb9wg2iqag6ps3z71bh72ymbcjrb6clwlkgrqf1sy80qwvlsn6"))))
+    (arguments
+     `(#:make-flags
+       (list (string-append "PREFIX=" (assoc-ref %outputs "out")))
+       #:phases
+       (modify-phases %standard-phases
+         (delete 'configure))))
+    (build-system gnu-build-system)
+    (inputs `(("lmdb" ,lmdb)))
+    (home-page "http://lmdbxx.sourceforge.net")
+    (synopsis "C++11 wrapper for the LMDB embedded B+ tree database library")
+    (description "@code{lmdbxx} is a comprehensive @code{C++} wrapper for the
+@code{LMDB} embedded database library, offering both an error-checked
+procedural interface and an object-oriented resource interface with RAII
+semantics.")
+    (license license:unlicense)))
+
 (define-public libpqxx
   (package
     (name "libpqxx")
-- 
2.25.0