From cc83da71e4ca4331c75896a5c650a970810ce19e Mon Sep 17 00:00:00 2001
From: Stefan Frijters <sfrijters@gmail.com>
Date: Mon, 17 Aug 2026 22:12:48 +0200
Subject: [PATCH] chafa: enable structuredAttrs, use --replace-fail

---
 pkgs/by-name/ch/chafa/package.nix | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pkgs/by-name/ch/chafa/package.nix b/pkgs/by-name/ch/chafa/package.nix
index f77e5e66f7fb..2a145af02630 100644
--- a/pkgs/by-name/ch/chafa/package.nix
+++ b/pkgs/by-name/ch/chafa/package.nix
@@ -22,6 +22,7 @@ stdenv.mkDerivation (finalAttrs: {
   version = "1.18.2";
   pname = "chafa";
 
+  __structuredAttrs = true;
   strictDeps = true;
 
   src = fetchFromGitHub {
@@ -61,7 +62,7 @@ stdenv.mkDerivation (finalAttrs: {
   patches = [ ./xmlcatalog_patch.patch ];
 
   preConfigure = ''
-    substituteInPlace ./autogen.sh --replace pkg-config '$PKG_CONFIG'
+    substituteInPlace ./autogen.sh --replace-fail pkg-config '$PKG_CONFIG'
     NOCONFIGURE=1 ./autogen.sh
   '';