https://bugs.gentoo.org/964549
https://gitlab.gnome.org/GNOME/gnome-keyring/-/merge_requests/101

From 5ebf419ce10d100049d961c13fd5e63d0a62fcfe Mon Sep 17 00:00:00 2001
From: Alfred Wingate <parona@protonmail.com>
Date: Tue, 4 Nov 2025 13:33:31 +0200
Subject: [PATCH] meson: allow disabling libcap-ng explicitly

Bug: https://bugs.gentoo.org/964549
Signed-off-by: Alfred Wingate <parona@protonmail.com>
--- a/meson.build
+++ b/meson.build
@@ -37,7 +37,7 @@ threads_dep = dependency('threads')
 gck_dep = dependency('gck-1', version: '>= 3.3.4')
 gcr_base_dep = dependency('gcr-base-3', version: '>= 3.27.90')
 libgcrypt_dep = dependency('libgcrypt', version: '>= 1.2.2')
-libcap_ng_dep = dependency('libcap-ng', required: false)
+libcap_ng_dep = dependency('libcap-ng', required: get_option('libcap-ng'))
 p11_kit_dep = dependency('p11-kit-1')
 
 libselinux_dep = dependency('libselinux', required: get_option('selinux'))
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -1,3 +1,9 @@
+option('libcap-ng',
+  type: 'feature',
+  value: 'auto',
+  description: 'Add support for Linux capabilities',
+)
+
 option('ssh-agent',
   type: 'boolean',
   value: false,
-- 
2.51.2