From b69dadcc61683e151a2baeea22f7088ef024039e Mon Sep 17 00:00:00 2001
From: Matthew Waters <matthew@centricular.com>
Date: Thu, 17 Nov 2016 15:15:18 +1100
Subject: [PATCH] meson: wayland: move dep checks to the lib

Moves them closer to where they are used.  We don't want every check in
the main meson.build file.
---
 gst-libs/gst/meson.build         |  4 +---
 gst-libs/gst/wayland/meson.build | 34 +++++++++++++++++++++-----------
 meson.build                      | 10 ----------
 3 files changed, 23 insertions(+), 25 deletions(-)

diff --git a/gst-libs/gst/meson.build b/gst-libs/gst/meson.build
index b5e45724ac..2ea25bcd81 100644
--- a/gst-libs/gst/meson.build
+++ b/gst-libs/gst/meson.build
@@ -10,7 +10,5 @@ subdir('interfaces')
 subdir('mpegts')
 subdir('player')
 subdir('video')
-if use_wayland
-    subdir('wayland')
-endif
+subdir('wayland')
 subdir('gl')
diff --git a/gst-libs/gst/wayland/meson.build b/gst-libs/gst/wayland/meson.build
index 634d2ddcb8..e9a88c9274 100644
--- a/gst-libs/gst/wayland/meson.build
+++ b/gst-libs/gst/wayland/meson.build
@@ -1,13 +1,23 @@
-gstwayland = library('gstwayland-' + api_version,
-  'wayland.c',
-  c_args : gst_plugins_bad_args + ['-DGST_USE_UNSTABLE_API'],
-  include_directories : [configinc, libsinc],
-  version : libversion,
-  soversion : soversion,
-  install : true,
-  dependencies : [gst_dep, gstvideo_dep]
-)
+wl_req = '>= 1.4'
+wl_client_dep = dependency('wayland-client', version: wl_req, required: false)
+libdrm_dep = dependency('libdrm', version: '>= 2.4.55', required: false)
+wl_protocol_dep = dependency('wayland-protocols', version: wl_req,
+                             required: false)
+wl_scanner = find_program('wayland-scanner')
+use_wayland = wl_protocol_dep.found() and wl_client_dep.found() and wl_scanner.found() and libdrm_dep.found()
 
-gstwayland_dep = declare_dependency(link_with : gstwayland,
-  include_directories : [libsinc],
-  dependencies : [gst_dep, gstvideo_dep])
+if use_wayland
+  gstwayland = library('gstwayland-' + api_version,
+    'wayland.c',
+    c_args : gst_plugins_bad_args + ['-DGST_USE_UNSTABLE_API'],
+    include_directories : [configinc, libsinc],
+    version : libversion,
+    soversion : soversion,
+    install : true,
+    dependencies : [gst_dep, gstvideo_dep]
+  )
+
+  gstwayland_dep = declare_dependency(link_with : gstwayland,
+    include_directories : [libsinc],
+    dependencies : [gst_dep, gstvideo_dep])
+endif
diff --git a/meson.build b/meson.build
index 4c7bac8679..04ba44180b 100644
--- a/meson.build
+++ b/meson.build
@@ -331,16 +331,6 @@ else
   cdata.set('DISABLE_ORC', 1)
 endif
 
-# Wayland checks
-
-wl_req = '>= 1.4'
-wl_client_dep = dependency('wayland-client', version: wl_req, required: false)
-libdrm_dep = dependency('libdrm', version: '>= 2.4.55', required: false)
-wl_protocol_dep = dependency('wayland-protocols', version: wl_req,
-                             required: false)
-wl_scanner = find_program('wayland-scanner')
-use_wayland = wl_protocol_dep.found() and wl_client_dep.found() and wl_scanner.found() and libdrm_dep.found()
-
 configure_file(input : 'config.h.meson',
   output : 'config.h',
   configuration : cdata)