From 0fc95f66fa3a506b9f7ff84eb5b68121cf1aefe5 Mon Sep 17 00:00:00 2001
From: Adam Joseph <adam@westernsemico.com>
Date: Mon, 9 May 2022 04:24:53 -0700
Subject: [PATCH] pcb2gcode: cherry-pick patch from upstream to fix build

The build failure shown here:

  https://hydra.nixos.org/build/176023034

Is fixed upstream, but they have not made a new release yet.  Let's
cherry-pick their fix until the next release.
---
 pkgs/tools/misc/pcb2gcode/default.nix | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/pkgs/tools/misc/pcb2gcode/default.nix b/pkgs/tools/misc/pcb2gcode/default.nix
index 48fc7bc32b417..146233b2e029d 100644
--- a/pkgs/tools/misc/pcb2gcode/default.nix
+++ b/pkgs/tools/misc/pcb2gcode/default.nix
@@ -9,6 +9,7 @@
 , gerbv
 , librsvg
 , bash
+, fetchpatch
 }:
 
 stdenv.mkDerivation rec {
@@ -22,6 +23,15 @@ stdenv.mkDerivation rec {
     sha256 = "sha256-3VQlYtSi6yWWNuxTlBzvBtkM5hAss47xat+sEW+P79E=";
   };
 
+  patches = [
+    # the patch below is part of upstream mainline, we can remove this
+    # when they make their next release
+    (fetchpatch {
+      url = "https://github.com/pcb2gcode/pcb2gcode/commit/01cd18a6d859ab1aac6c532c99be9109f083448d.patch";
+      sha256 = "sha256-5hl8KsDxSWMzXS3oRG0fBfHFq0IpZ//sU8lfY9Yp8L0=";
+    })
+  ];
+
   nativeBuildInputs = [ autoreconfHook pkg-config ];
 
   buildInputs = [ boost glibmm gtkmm2 gerbv librsvg ];