Revert "Merge pull request #1194 from ascent12/meson_feature"

This breaks wlroots when used as a meson subproject.

This reverts commit dea311992eb4ff3e343c3cf5b0603034223d2a42, reversing
changes made to 6db9c4b74667c1d917d720f5e96985a2461569fb.

1 files changed, 66 insertions, 88 deletions

diff --git a/examples/meson.build b/examples/meson.build
index 0fb37a9e..25ad7566 100644
--- a/examples/meson.build
+++ b/examples/meson.build
@@ -1,102 +1,80 @@
 threads = dependency('threads')
 wayland_cursor = dependency('wayland-cursor')
+
 libpng = dependency('libpng', required: false)
+
 # These versions correspond to ffmpeg 4.0
 libavutil = dependency('libavutil', version: '>=56.14.100', required: false)
 libavcodec = dependency('libavcodec', version: '>=58.18.100', required: false)
 libavformat = dependency('libavformat', version: '>=58.12.100', required: false)
 
-# Small hack until https://github.com/mesonbuild/meson/pull/3386/ is merged
-foreach dep : ['libpng', 'libavutil', 'libavcodec', 'libavformat']
-	if not get_variable(dep).found()
-		set_variable(dep, disabler())
-	endif
-endforeach
-
 if not cc.has_header('libavutil/hwcontext_drm.h', dependencies: libavutil)
-	libavutil = disabler()
+    libavutil = disabler()
 endif
 
-examples = {
-	'simple': {
-		'src': 'simple.c',
-		'dep': wlroots,
-	},
-	'pointer': {
-		'src': 'pointer.c',
-		'dep': wlroots,
-	},
-	'touch': {
-		'src': ['touch.c', 'cat.c'],
-		'dep': wlroots,
-	},
-	'tablet': {
-		'src': 'tablet.c',
-		'dep': wlroots,
-	},
-	'rotation': {
-		'src': ['rotation.c', 'cat.c'],
-		'dep': wlroots,
-	},
-	'multi-pointer': {
-		'src': 'multi-pointer.c',
-		'dep': wlroots,
-	},
-	'output-layout': {
-		'src': ['output-layout.c', 'cat.c'],
-		'dep': wlroots,
-	},
-	'screenshot': {
-		'src': 'screenshot.c',
-		'dep': [wayland_client, wlr_protos, wlroots],
-	},
-	'idle': {
-		'src': 'idle.c',
-		'dep': [wayland_client, wlr_protos, wlroots, threads],
-	},
-	'idle-inhibit': {
-		'src': 'idle-inhibit.c',
-		'dep': [wayland_client, wlr_protos, wlroots],
-	},
-	'layer-shell': {
-		'src': 'layer-shell.c',
-		'dep': [wayland_client, wayland_cursor, wlr_protos, wlroots],
-	},
-	'input-inhibitor': {
-		'src': 'input-inhibitor.c',
-		'dep': [wayland_client, wayland_cursor, wlr_protos, wlroots],
-	},
-	'gamma-control': {
-		'src': 'gamma-control.c',
-		'dep': [wayland_client, wayland_cursor, wlr_protos, wlroots],
-	},
-	'dmabuf-capture': {
-		'src': 'dmabuf-capture.c',
-		'dep': [
-			libavcodec,
-			libavformat,
-			libavutil,
-			threads,
-			wayland_client,
-			wlr_protos,
-			wlroots,
-		],
-	},
-	'screencopy': {
-		'src': 'screencopy.c',
-		'dep': [libpng, wayland_client, wlr_protos, wlroots],
-	},
-	'toplevel-decoration': {
-		'src': 'toplevel-decoration.c',
-		'dep': [wayland_client, wlr_protos, wlroots],
-	},
-}
+executable('simple', 'simple.c', dependencies: wlroots)
+executable('pointer', 'pointer.c', dependencies: wlroots)
+executable('touch', 'touch.c', 'cat.c', dependencies: wlroots)
+executable('tablet', 'tablet.c', dependencies: wlroots)
+executable('rotation', 'rotation.c', 'cat.c', dependencies: wlroots)
+executable('multi-pointer', 'multi-pointer.c', dependencies: wlroots)
+executable('output-layout', 'output-layout.c', 'cat.c', dependencies: wlroots)
+
+executable(
+	'screenshot',
+	'screenshot.c',
+	dependencies: [wayland_client, wlr_protos, wlroots]
+)
+
+executable(
+	'idle',
+	'idle.c',
+	dependencies: [wayland_client, wlr_protos, wlroots, threads]
+)
+
+executable(
+	'idle-inhibit',
+	'idle-inhibit.c',
+	dependencies: [wayland_client, wlr_protos, wlroots, threads]
+)
+
+executable(
+	'layer-shell',
+	'layer-shell.c',
+	dependencies: [wayland_cursor, wayland_client, wlr_protos, wlroots]
+)
+
+executable(
+	'input-inhibitor',
+	'input-inhibitor.c',
+	dependencies: [wayland_cursor, wayland_client, wlr_protos, wlroots]
+)
 
-foreach name, info : examples
+executable(
+	'gamma-control',
+	'gamma-control.c',
+	dependencies: [wayland_cursor, wayland_client, wlr_protos, wlroots]
+)
+
+if libavutil.found() and libavcodec.found() and libavformat.found()
 	executable(
-		name,
-		info.get('src'),
-		dependencies: info.get('dep'),
-		build_by_default: get_option('examples'),
+		'dmabuf-capture',
+		'dmabuf-capture.c',
+		dependencies: [wayland_client, wlr_protos, libavutil, libavcodec,
+				libavformat, wlroots, threads ]
 	)
-endforeach
+endif
+
+if libpng.found()
+	executable(
+		'screencopy',
+		'screencopy.c',
+		dependencies: [wayland_client, wlr_protos, wlroots, libpng]
+	)
+endif
+
+executable(
+	'toplevel-decoration',
+	'toplevel-decoration.c',
+	dependencies: [wayland_client, wlr_protos, wlroots]
+)