From 343073b4cbdfc5898508edb78578b6684cb7e058 Mon Sep 17 00:00:00 2001
From: Lars Bilke <lars.bilke@ufz.de>
Date: Thu, 2 Jan 2025 14:17:12 +0100
Subject: [PATCH] gnu: Add exprtk.

* gnu/packages/maths.scm (exprtk): New variable.

Change-Id: I25e5a37cfd72b4b47dedc36916781b6ac355501e
Signed-off-by: Andreas Enge <andreas@enge.fr>
---
 gnu/packages/maths.scm | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/gnu/packages/maths.scm b/gnu/packages/maths.scm
index ed9c7bfa0e94b8cf1da10e3c0bf03696acebae52..d3c48f8006196cf406432fdd4e11b45246212668 100644
--- a/gnu/packages/maths.scm
+++ b/gnu/packages/maths.scm
@@ -10898,3 +10898,25 @@ groups.  Documentation is available on
     (home-page "http://www-math.univ-poitiers.fr/~maavl/LiE/")
     ;; <http://www-math.univ-poitiers.fr/~maavl/LiE/> says LGPL.
     (license license:lgpl3+)))
+
+(define-public exprtk
+  (package
+    (name "exprtk")
+    (version "0.0.3")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/ArashPartow/exprtk")
+             (commit version)))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32 "0pszh11w29nc256qhil51g3635n06ncf0ihg7g4h86jrhqsk7183"))))
+    (build-system copy-build-system)
+    (arguments
+     '(#:install-plan '(("exprtk.hpp" "include/"))))
+    (synopsis "C++ Mathematical Expression Parsing And Evaluation Library")
+    (description "ExprTk is a C++ headers only library for mathematical
+expression parsing and evaluation.")
+    (home-page "https://www.partow.net/programming/exprtk/index.html")
+    (license license:expat)))