Merge pull request #14825 from knedlsepp/add_nanoflann

nanoflann: init at 1.1.9

pkgs/development/libraries/nanoflann/default.nix

···
+{stdenv, fetchFromGitHub, cmake}:
+
+stdenv.mkDerivation rec {
+  version = "1.1.9";
+  name = "nanoflann-${version}";
+  
+  src = fetchFromGitHub {
+    owner = "jlblancoc";
+    repo = "nanoflann";
+    rev = "v${version}";
+    sha256 = "1q588cf2aark45bp4ciqjiz3dkdv8dcijkhm1ybzs8qjdzz9fimn";
+  };
+
+  buildInputs = [ cmake ];
+
+  doCheck = true;
+  checkTarget = "test";
+
+  meta = {
+    homepage = https://github.com/jlblancoc/nanoflann;
+    license = stdenv.lib.licenses.bsd3;
+    description = "Header only C++ library for approximate nearest neighbor search";
+    platforms = stdenv.lib.platforms.unix;
+  };
+}

pkgs/top-level/all-packages.nix

···
 
   mythes = callPackage ../development/libraries/mythes { };
 
+  nanoflann = callPackage ../development/libraries/nanoflann { };
+
   nanomsg = callPackage ../development/libraries/nanomsg { };
 
   notify-sharp = callPackage ../development/libraries/notify-sharp { };