From da7cf85e3c2cf7ba16410e762e1dbea61891b34f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tim-Philipp=20M=C3=BCller?= <tim@centricular.com>
Date: Mon, 17 Dec 2018 18:58:52 +0000
Subject: [PATCH] meson: fix opencv=disabled case if opencv is available on the
 system

ext/opencv/meson.build:103:2: ERROR:  Unknown variable "gstopencv_dep".
---
 ext/opencv/meson.build | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/ext/opencv/meson.build b/ext/opencv/meson.build
index 9900d8a65b..4cb6affa30 100644
--- a/ext/opencv/meson.build
+++ b/ext/opencv/meson.build
@@ -1,3 +1,7 @@
+if get_option('opencv').disabled()
+  subdir_done()
+endif
+
 gstopencv_sources = [
   'gstcvdilate.cpp',
   'gstcvdilateerode.cpp',
@@ -110,4 +114,6 @@ if opencv_found
     install_dir : plugins_install_dir,
   )
   pkgconfig.generate(gstopencv, install_dir : plugins_pkgconfig_install_dir)
+elif get_option('opencv').enabled()
+  error('OpenCV support enabled but required dependencies were not found.')
 endif