From 276618b61d54af59bab81a3057a5b37f587c9847 Mon Sep 17 00:00:00 2001
From: Moraxyc <i@qaq.li>
Date: Sat, 27 Dec 2025 23:09:17 +0800
Subject: [PATCH] abcm2ps: fix gcc 15 build by adding debian patch

---
 pkgs/by-name/ab/abcm2ps/package.nix | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/pkgs/by-name/ab/abcm2ps/package.nix b/pkgs/by-name/ab/abcm2ps/package.nix
index 8eb66b52e9e5..04e1bc40be09 100644
--- a/pkgs/by-name/ab/abcm2ps/package.nix
+++ b/pkgs/by-name/ab/abcm2ps/package.nix
@@ -2,6 +2,7 @@
   lib,
   stdenv,
   fetchfossil,
+  fetchpatch2,
   docutils,
   pkg-config,
   freetype,
@@ -19,6 +20,16 @@ stdenv.mkDerivation (finalAttrs: {
     hash = "sha256-YA36wfj7owKu/KyWgCj6U8EJEh831cFtQj4/JtH6kVg=";
   };
 
+  patches = [
+    # fix build with C23
+    #   'bool' is a keyword with '-std=c23' onwards
+    #   error: 'bool' cannot be used here
+    (fetchpatch2 {
+      url = "https://salsa.debian.org/debian/abcm2ps/-/raw/f741931567bb8cac8c9ed8e73b7ba838e4c17eb3/debian/patches/c23.diff";
+      hash = "sha256-+2LuHqY5+nWykCYGEOazDeJAf9sggPNp2yiqMQRepfM=";
+    })
+  ];
+
   configureFlags = [
     "--INSTALL=install"
   ];