From 3ee23e403ba5d37124f85166438581bb8bb27456 Mon Sep 17 00:00:00 2001
From: Weijia Wang <9713184+wegank@users.noreply.github.com>
Date: Fri, 11 Jul 2025 13:30:30 -0500
Subject: [PATCH] xmlcopyeditor: fix build with libxml2 2.14

---
 pkgs/by-name/xm/xmlcopyeditor/package.nix | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/pkgs/by-name/xm/xmlcopyeditor/package.nix b/pkgs/by-name/xm/xmlcopyeditor/package.nix
index 6e614460b8b6..345fcd776e9a 100644
--- a/pkgs/by-name/xm/xmlcopyeditor/package.nix
+++ b/pkgs/by-name/xm/xmlcopyeditor/package.nix
@@ -27,10 +27,16 @@ stdenv.mkDerivation (finalAttrs: {
 
   # error: cannot initialize a variable of type 'xmlErrorPtr' (aka '_xmlError *')
   #        with an rvalue of type 'const xmlError *' (aka 'const _xmlError *')
-  postPatch = ''
-    substituteInPlace src/wraplibxml.cpp \
-      --replace-fail "xmlErrorPtr err" "const xmlError *err"
-  '';
+  postPatch =
+    ''
+      substituteInPlace src/wraplibxml.cpp \
+        --replace-fail "xmlErrorPtr err" "const xmlError *err"
+    ''
+    # error: invalid type argument of unary '*' (have 'long int')
+    + ''
+      substituteInPlace src/wraplibxml.cpp \
+        --replace-fail "initGenericErrorDefaultFunc ( NULL )" "xmlSetGenericErrorFunc( nullptr , nullptr )"
+    '';
 
   nativeBuildInputs = [
     intltool