From a1503b80b90ba2da1a931ed471f101ad16bb81a8 Mon Sep 17 00:00:00 2001
From: Shogo Takata <peshogo@gmail.com>
Date: Mon, 1 Sep 2025 04:35:05 +0900
Subject: [PATCH] zssh: fix build failure

Fixes build of zssh
The depracated type name "CPPFunction" in readline is replaced with the
replacement "rl_completion_func_t".
---
 pkgs/by-name/zs/zssh/package.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkgs/by-name/zs/zssh/package.nix b/pkgs/by-name/zs/zssh/package.nix
index 8d1c933b140a..9e58e7517f0a 100644
--- a/pkgs/by-name/zs/zssh/package.nix
+++ b/pkgs/by-name/zs/zssh/package.nix
@@ -34,6 +34,9 @@ stdenv.mkDerivation rec {
 
   postPatch = ''
     sed -i 1i'#include <pty.h>' openpty.c
+    # readline has renamed the type name
+    substituteInPlace completion.c \
+      --replace-fail CPPFunction rl_completion_func_t
   '';
 
   # The makefile does not create the directories