From 779195f114d3da4ea420234bbc8699b258976da7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?L=C6=B0=C6=A1ng=20Vi=E1=BB=87t=20Ho=C3=A0ng?=
 <tcm4095@gmail.com>
Date: Sat, 21 Feb 2026 21:11:41 +0700
Subject: [PATCH] libcap_ng: fix hardcoded executable path

`captest` tries to call itself with `/usr/bin/captest`. Correct the
path.
---
 pkgs/by-name/li/libcap_ng/package.nix | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkgs/by-name/li/libcap_ng/package.nix b/pkgs/by-name/li/libcap_ng/package.nix
index da302c3cf49b..6662d8c99c3f 100644
--- a/pkgs/by-name/li/libcap_ng/package.nix
+++ b/pkgs/by-name/li/libcap_ng/package.nix
@@ -22,6 +22,8 @@ stdenv.mkDerivation (finalAttrs: {
   # NEWS needs to exist or else the build fails
   postPatch = ''
     touch NEWS
+    substituteInPlace utils/captest.c \
+      --replace-fail /usr/bin/captest ${placeholder "out"}/bin/captest
   '';
 
   strictDeps = true;