From 1159c64f588a5c04f6d61d2bd923e0dd7db9c824 Mon Sep 17 00:00:00 2001
From: Daniel Nagy <danielnagy@posteo.de>
Date: Mon, 24 Jul 2023 23:45:00 +0200
Subject: [PATCH] emacsPackages.pikchr-mode: replace program

---
 .../editors/emacs/elisp-packages/melpa-packages.nix        | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/pkgs/applications/editors/emacs/elisp-packages/melpa-packages.nix b/pkgs/applications/editors/emacs/elisp-packages/melpa-packages.nix
index 65b9c7b2889..2cf64953628 100644
--- a/pkgs/applications/editors/emacs/elisp-packages/melpa-packages.nix
+++ b/pkgs/applications/editors/emacs/elisp-packages/melpa-packages.nix
@@ -474,6 +474,13 @@ let
         # part of a larger package
         notmuch = dontConfigure super.notmuch;
 
+        pikchr-mode = super.pikchr-mode.overrideAttrs (attrs: {
+          postPatch = attrs.postPatch or "" + ''
+            substituteInPlace pikchr-mode.el \
+              --replace '"pikchr")' '"${lib.getExe pkgs.pikchr}")'
+          '';
+        });
+
         rtags = dontConfigure (externalSrc super.rtags pkgs.rtags);
 
         rtags-xref = dontConfigure super.rtags;