libyaml-cpp: apply patch to fix cmake variables

pkgs/development/libraries/libyaml-cpp/0.3.0.nix

@@ -0,0 +1,32 @@
+{ lib, stdenv, fetchFromGitHub, cmake }:
+
+stdenv.mkDerivation rec {
+  pname = "libyaml-cpp";
+  version = "0.3.0";
+
+  src = fetchFromGitHub {
+    owner = "jbeder";
+    repo = "yaml-cpp";
+    rev = "release-${version}";
+    sha256 = "sha256-pmgcULTXhl83+Wc8ZsGebnJ1t0XybHhUEJxDnEZE5x8=";
+  };
+
+  # implement https://github.com/jbeder/yaml-cpp/commit/52a1378e48e15d42a0b755af7146394c6eff998c
+  postPatch = ''
+    substituteInPlace CMakeLists.txt \
+      --replace 'option(YAML_BUILD_SHARED_LIBS "Build Shared Libraries" OFF)' \
+                'option(YAML_BUILD_SHARED_LIBS "Build yaml-cpp shared library" ''${BUILD_SHARED_LIBS})'
+  '';
+
+  nativeBuildInputs = [ cmake ];
+
+  cmakeFlags = [ "-DBUILD_SHARED_LIBS=ON" "-DYAML_CPP_BUILD_TESTS=OFF" ];
+
+  meta = with lib; {
+    inherit (src.meta) homepage;
+    description = "A YAML parser and emitter for C++";
+    license = licenses.mit;
+    platforms = platforms.unix;
+    maintainers = with maintainers; [ andir ];
+  };
+}

pkgs/development/libraries/libyaml-cpp/default.nix

@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchFromGitHub, cmake }:
+{ lib, stdenv, fetchFromGitHub, cmake, fetchpatch }:
 
 stdenv.mkDerivation rec {
   pname = "libyaml-cpp";
@@ -11,12 +11,14 @@ stdenv.mkDerivation rec {
     sha256 = "sha256-2tFWccifn0c2lU/U1WNg2FHrBohjx8CXMllPJCevaNk=";
   };
 
-  # implement https://github.com/jbeder/yaml-cpp/commit/52a1378e48e15d42a0b755af7146394c6eff998c
-  postPatch = ''
-    substituteInPlace CMakeLists.txt \
-      --replace 'option(YAML_BUILD_SHARED_LIBS "Build Shared Libraries" OFF)' \
-                'option(YAML_BUILD_SHARED_LIBS "Build yaml-cpp shared library" ''${BUILD_SHARED_LIBS})'
-  '';
+  patches = [
+    # https://github.com/jbeder/yaml-cpp/issues/774
+    # https://github.com/jbeder/yaml-cpp/pull/1037
+    (fetchpatch {
+      url = "https://github.com/jbeder/yaml-cpp/commit/4f48727b365962e31451cd91027bd797bc7d2ee7.patch";
+      sha256 = "sha256-jarZAh7NgwL3xXzxijDiAQmC/EC2WYfNMkYHEIQBPhM=";
+    })
+  ];
 
   nativeBuildInputs = [ cmake ];
 

pkgs/top-level/all-packages.nix

@@ -18152,17 +18152,12 @@ with pkgs;
 
   libyamlcpp = callPackage ../development/libraries/libyaml-cpp { };
 
+  libyamlcpp_0_3 = callPackage ../development/libraries/libyaml-cpp/0.3.0.nix { };
+
   libcyaml = callPackage ../development/libraries/libcyaml { };
 
   rang = callPackage ../development/libraries/rang { };
 
-  libyamlcpp_0_3 = pkgs.libyamlcpp.overrideAttrs (oldAttrs: {
-    src = pkgs.fetchurl {
-      url = "https://github.com/jbeder/yaml-cpp/archive/release-0.3.0.tar.gz";
-      sha256 = "12aszqw6svwlnb6nzhsbqhz3c7vnd5ahd0k6xlj05w8lm83hx3db";
-      };
-  });
-
   libykclient = callPackage ../development/libraries/libykclient { };
 
   libykneomgr = callPackage ../development/libraries/libykneomgr { };