From 6594c7c90901bb027b288363b8830d724581fbc3 Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Wed, 31 Aug 2022 18:30:11 -0400
Subject: Fix missing example plugin UI binaries

---
 lv2/core.lv2/meta.ttl              |  2 ++
 meson/suppressions/meson.build     |  1 +
 plugins/eg-sampler.lv2/meson.build | 19 +++++++++++++++++++
 plugins/eg-scope.lv2/meson.build   | 19 +++++++++++++++++++
 4 files changed, 41 insertions(+)

diff --git a/lv2/core.lv2/meta.ttl b/lv2/core.lv2/meta.ttl
index ddc38f0..03e2240 100644
--- a/lv2/core.lv2/meta.ttl
+++ b/lv2/core.lv2/meta.ttl
@@ -42,6 +42,8 @@ THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH R
 				rdfs:label "Fix includedir in pkg-config file."
 			] , [
 				rdfs:label "Only install lv2specgen when required Python modules are found."
+			] , [
+				rdfs:label "Fix missing example plugin UI binaries."
 			]
 		]
 	] , [
diff --git a/meson/suppressions/meson.build b/meson/suppressions/meson.build
index e2170c0..7ef302a 100644
--- a/meson/suppressions/meson.build
+++ b/meson/suppressions/meson.build
@@ -34,6 +34,7 @@ if is_variable('cc')
       ]
     elif cc.get_id() == 'gcc'
       c_suppressions += [
+        '-Wno-bad-function-cast',
         '-Wno-cast-align',
         '-Wno-cast-qual',
         '-Wno-conversion',
diff --git a/plugins/eg-sampler.lv2/meson.build b/plugins/eg-sampler.lv2/meson.build
index 1283a8f..6cac920 100644
--- a/plugins/eg-sampler.lv2/meson.build
+++ b/plugins/eg-sampler.lv2/meson.build
@@ -2,6 +2,7 @@
 # SPDX-License-Identifier: CC0-1.0 OR ISC
 
 plugin_sources = files('sampler.c')
+ui_sources = files('sampler_ui.c')
 bundle_name = 'eg-sampler.lv2'
 data_filenames = ['manifest.ttl.in', 'sampler.ttl', 'click.wav']
 
@@ -13,6 +14,11 @@ sndfile_dep = dependency('sndfile',
                          version: '>= 1.0.0',
                          required: get_option('plugins'))
 
+gtk2_dep = dependency('gtk+-2.0',
+                      include_type: 'system',
+                      required: get_option('plugins'),
+                      version: '>= 2.18.0')
+
 if samplerate_dep.found() and sndfile_dep.found()
   module = shared_library(
     'sampler',
@@ -45,4 +51,17 @@ if samplerate_dep.found() and sndfile_dep.found()
       )
     endif
   endforeach
+
+  if gtk2_dep.found()
+    shared_library(
+      'sampler_ui',
+      ui_sources,
+      c_args: c_suppressions,
+      dependencies: [lv2_dep, gtk2_dep],
+      gnu_symbol_visibility: 'hidden',
+      install: true,
+      install_dir: lv2dir / bundle_name,
+      name_prefix: '',
+    )
+  endif
 endif
diff --git a/plugins/eg-scope.lv2/meson.build b/plugins/eg-scope.lv2/meson.build
index ecf01b2..1b66699 100644
--- a/plugins/eg-scope.lv2/meson.build
+++ b/plugins/eg-scope.lv2/meson.build
@@ -2,9 +2,15 @@
 # SPDX-License-Identifier: CC0-1.0 OR ISC
 
 plugin_sources = files('examploscope.c')
+ui_sources = files('examploscope_ui.c')
 bundle_name = 'eg-scope.lv2'
 data_filenames = ['manifest.ttl.in', 'examploscope.ttl.in']
 
+gtk2_dep = dependency('gtk+-2.0',
+                      include_type: 'system',
+                      required: get_option('plugins'),
+                      version: '>= 2.18.0')
+
 module = shared_library(
   'examploscope',
   plugin_sources,
@@ -39,3 +45,16 @@ foreach filename : data_filenames
     )
   endif
 endforeach
+
+if gtk2_dep.found()
+  shared_library(
+    'examploscope_ui',
+    ui_sources,
+    c_args: c_suppressions,
+    dependencies: [lv2_dep, gtk2_dep],
+    gnu_symbol_visibility: 'hidden',
+    install: true,
+    install_dir: lv2dir / bundle_name,
+    name_prefix: '',
+  )
+endif
-- 
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