From 6bacfa63c10a277b559373f29f68723cfb31b0e9 Mon Sep 17 00:00:00 2001
From: Raghav Gururajan <rg@raghavgururajan.name>
Date: Sat, 2 Jan 2021 18:48:03 -0500
Subject: gnu: Add c++-gsl.

* gnu/packages/cpp.scm (c++-gsl): New variable.
* gnu/packages/patches/c++-gsl-find-system-gtest.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add it.

Signed-off-by: Leo Prikler <leo.prikler@student.tugraz.at>
---
 gnu/packages/cpp.scm | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

(limited to 'gnu/packages/cpp.scm')

diff --git a/gnu/packages/cpp.scm b/gnu/packages/cpp.scm
index 73a3ceb2df..d19712275c 100644
--- a/gnu/packages/cpp.scm
+++ b/gnu/packages/cpp.scm
@@ -63,6 +63,35 @@
   #:use-module (gnu packages tls)
   #:use-module (gnu packages web))
 
+(define-public c++-gsl
+  (package
+    (name "c++-gsl")
+    (version "3.1.0")
+    (source
+     (origin
+       (method git-fetch)
+       (uri
+        (git-reference
+         (url "https://github.com/microsoft/GSL.git")
+         (commit
+          (string-append "v" version))))
+       (file-name
+        (git-file-name name version))
+       (patches
+        (search-patches
+         "c++-gsl-find-system-gtest.patch"))
+       (sha256
+        (base32 "0gbvr48f03830g3154bjhw92b8ggmg6wwh5xyb8nppk9v6w752l0"))))
+    (build-system cmake-build-system)
+    (native-inputs
+     `(("googletest" ,googletest)
+       ("pkg-config" ,pkg-config)))
+    (synopsis "Guidelines Support Library")
+    (description "c++-gsl contains functions and types that are suggested for
+use by the C++ Core Guidelines maintained by the Standard C++ Foundation.")
+    (home-page "https://github.com/microsoft/GSL/")
+    (license license:expat)))
+
 (define-public libzen
   (package
     (name "libzen")
-- 
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