From 94490fd53141d1be123d2ca0dfe1fdac0487a2da Mon Sep 17 00:00:00 2001
From: Weijia Wang <9713184+wegank@users.noreply.github.com>
Date: Wed, 22 May 2024 13:36:17 +0200
Subject: [PATCH] castxml: fix build on darwin

---
 pkgs/by-name/ca/castxml/package.nix | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/pkgs/by-name/ca/castxml/package.nix b/pkgs/by-name/ca/castxml/package.nix
index 2b0a255bbdc8..684d868be686 100644
--- a/pkgs/by-name/ca/castxml/package.nix
+++ b/pkgs/by-name/ca/castxml/package.nix
@@ -37,13 +37,10 @@ stdenv.mkDerivation (finalAttrs: {
   ];
 
   buildInputs = [
-    libclang
     libffi
     libxml2
     zlib
-  ];
-
-  propagatedBuildInputs = [
+  ] ++ lib.optionals (!stdenv.isDarwin) [
     libclang
   ];
 
@@ -51,6 +48,8 @@ stdenv.mkDerivation (finalAttrs: {
     (lib.cmakeOptionType "path" "CLANG_RESOURCE_DIR" "${lib.getDev libclang}")
     (lib.cmakeBool "SPHINX_HTML" withHTML)
     (lib.cmakeBool "SPHINX_MAN" withManual)
+  ] ++ lib.optionals stdenv.isDarwin [
+    (lib.cmakeOptionType "path" "Clang_DIR" "${lib.getDev libclang}/lib/cmake/clang")
   ];
 
   # 97% tests passed, 97 tests failed out of 2881