utf8cpp: init at 3.1.1

pkgs/development/libraries/utf8cpp/default.nix

@@ -0,0 +1,32 @@
+{ stdenv, fetchFromGitHub, cmake }:
+
+stdenv.mkDerivation rec {
+  pname = "utf8cpp";
+  version = "3.1.1";
+
+  src = fetchFromGitHub {
+    owner = "nemtrif";
+    repo = "utfcpp";
+    rev = "v${version}";
+    fetchSubmodules = true;
+    sha256 = "1s2pda75488z7c3w3a6qv31bj239248696yk5j2a1drbg2x1dpfh";
+  };
+
+  cmakeFlags = [
+    "-DCMAKE_BUILD_TYPE=None"
+    "-DCMAKE_INSTALL_LIBDIR=lib"
+    "-DINSTALL_GTEST=OFF"
+  ];
+
+  nativeBuildInputs = [ cmake ];
+
+  doCheck = true;
+
+  meta = with stdenv.lib; {
+    homepage = "https://github.com/nemtrif/utfcpp";
+    description = "UTF-8 with C++ in a Portable Way";
+    license = licenses.free;
+    maintainers = with maintainers; [ jobojeha ];
+    platforms = platforms.linux;
+  };
+}

pkgs/top-level/all-packages.nix

@@ -26254,6 +26254,8 @@ in
 
   urbit = callPackage ../misc/urbit { };
 
+  utf8cpp = callPackage ../development/libraries/utf8cpp { };
+
   utf8proc = callPackage ../development/libraries/utf8proc { };
 
   unicode-paracode = callPackage ../tools/misc/unicode { };