libschrift: init at 0.9.1

Building a shared object file is probably not necessary since libschrift
has no dependencies and is pretty small.

pkgs/development/libraries/libschrift/default.nix

@@ -0,0 +1,28 @@
+{ stdenv, fetchFromGitHub }:
+
+stdenv.mkDerivation rec {
+  pname = "libschrift";
+  version = "0.9.1";
+
+  src = fetchFromGitHub {
+    owner = "tomolt";
+    repo = pname;
+    rev = "c6d20460d6e602e8829d3a227fd7be4c4c3cda86";
+    hash = "sha256-BuTmWaWFZ0DXujlbhbmK3Woit8fR9F4DWmKszHX6gOI=";
+  };
+
+  postPatch = ''
+    substituteInPlace config.mk \
+      --replace "PREFIX = /usr/local" "PREFIX = $out"
+  '';
+
+  makeFlags = [ "libschrift.a" ];
+
+  meta = with stdenv.lib; {
+    homepage = "https://github.com/tomolt/libschrift";
+    description = "A lightweight TrueType font rendering library";
+    license = licenses.isc;
+    platforms = platforms.all;
+    maintainers = [ maintainers.sternenseemann ];
+  };
+}

pkgs/top-level/all-packages.nix

@@ -14608,6 +14608,8 @@ in
 
   libs3 = callPackage ../development/libraries/libs3 { };
 
+  libschrift = callPackage ../development/libraries/libschrift { };
+
   libsearpc = callPackage ../development/libraries/libsearpc { };
 
   libsigcxx = callPackage ../development/libraries/libsigcxx { };