From bfd539942dafd3a4a2a3779bec5fb6b1bd11518d Mon Sep 17 00:00:00 2001
From: Karl Hallsby <karl@hallsby.com>
Date: Wed, 6 Jan 2021 11:32:56 -0600
Subject: [PATCH] octave.pkgs.nurbs: init at 1.3.13

---
 .../octave-modules/nurbs/default.nix          | 30 +++++++++++++++++++
 pkgs/top-level/octave-packages.nix            |  2 ++
 2 files changed, 32 insertions(+)
 create mode 100644 pkgs/development/octave-modules/nurbs/default.nix

diff --git a/pkgs/development/octave-modules/nurbs/default.nix b/pkgs/development/octave-modules/nurbs/default.nix
new file mode 100644
index 00000000000..e5e26d7bb95
--- /dev/null
+++ b/pkgs/development/octave-modules/nurbs/default.nix
@@ -0,0 +1,30 @@
+{ buildOctavePackage
+, lib
+, fetchurl
+}:
+
+buildOctavePackage rec {
+  pname = "nurbs";
+  version = "1.3.13";
+
+  src = fetchurl {
+    url = "mirror://sourceforge/octave/${pname}-${version}.tar.gz";
+    sha256 = "0zkyldm63pc3pcal3yvj6af24cvpjvv9qfhf0ihhwcsh4w3yggyv";
+  };
+
+  # Has been fixed in more recent commits, but has not been pushed out as a
+  # new version yet.
+  # The sed changes allow nurbs to compile.
+  patchPhase = ''
+    sed -i s/feval/octave::feval/g src/*.cc
+    sed -i s/is_real_type/isreal/g src/*.cc
+    sed -i s/is_cell/iscell/g src/*.cc
+  '';
+
+  meta = with lib; {
+    homepage = "https://octave.sourceforge.io/nurbs/index.html";
+    license = licenses.gpl3Plus;
+    maintainers = with maintainers; [ KarlJoad ];
+    description = "Collection of routines for the creation, and manipulation of Non-Uniform Rational B-Splines (NURBS), based on the NURBS toolbox by Mark Spink";
+  };
+}
diff --git a/pkgs/top-level/octave-packages.nix b/pkgs/top-level/octave-packages.nix
index fff2323be3e..1def78745ab 100644
--- a/pkgs/top-level/octave-packages.nix
+++ b/pkgs/top-level/octave-packages.nix
@@ -155,6 +155,8 @@ makeScope newScope (self:
       inherit (pkgs) netcdf;
     };
 
+    nurbs = callPackage ../development/octave-modules/nurbs { };
+
     signal = callPackage ../development/octave-modules/signal { };
 
     symbolic = callPackage ../development/octave-modules/symbolic {