meson: gdk: build individual backends as static libs

This is how it's done in the autotools build. Also avoids problems
with multiple source files having the same name (gdkeventsource.c).

Also move broadway backend code into broadway subdir.

gdk/broadway/meson.build

@@ -0,0 +1,63 @@
+gdk_broadway_sources = files([
+  'broadway-buffer.c',
+  'broadway-output.c',
+  'broadway-server.c',
+  'broadwayd.c',
+  'gdkbroadway-server.c',
+  'gdkcursor-broadway.c',
+  'gdkdevice-broadway.c',
+  'gdkdevicemanager-broadway.c',
+  'gdkdisplay-broadway.c',
+  'gdkdnd-broadway.c',
+  'gdkeventsource.c',
+  'gdkglobals-broadway.c',
+  'gdkkeys-broadway.c',
+  'gdkmonitor-broadway.c',
+  'gdkproperty-broadway.c',
+  'gdkscreen-broadway.c',
+  'gdkselection-broadway.c',
+  'gdkwindow-broadway.c',
+])
+
+gdk_broadway_public_headers = [
+  'gdkbroadwaydisplay.h',
+  'gdkbroadwaywindow.h',
+  'gdkbroadwaycursor.h',
+  'gdkbroadwaymonitor.h',
+]
+
+# Broadway backend headers aren't installed it seems
+#install_headers(gdk_broadway_public_headers, subdir: 'gtk-4.0/gdk/broadway/')
+#install_headers('gdkbroadway.h', subdir: 'gtk-4.0/gdk/')
+
+gdk_broadway_deps = [shmlib]
+
+libgdk_broadway = static_library('libgdk-broadway',
+  gdk_broadway_sources, gdkconfig, gdkenum_h,
+  include_directories: [confinc, gdkinc],
+  c_args: ['-DGDK_COMPILATION', '-DG_LOG_DOMAIN="Gdk"'],
+  dependencies: [gdk_deps, gdk_broadway_deps])
+
+# gtk4-broadwayd
+
+broadwayd_syslib = os_win32 ? find_library('ws2_32') : shmlib
+
+clienthtml_h = custom_target('clienthtml.h',
+  input : 'client.html',
+  output : 'clienthtml.h',
+  command : [find_program('toarray.pl'), 'client_html', '@INPUT@'],
+  capture : true)
+
+broadwayjs_h = custom_target('broadwayjs.h',
+  input : ['broadway.js', 'rawinflate.min.js'],
+  output : 'broadwayjs.h',
+  command : [find_program('toarray.pl'), 'broadway_js', '@INPUT0@', '@INPUT1@'],
+  capture : true)
+
+executable('gtk4-broadwayd',
+  clienthtml_h, broadwayjs_h,
+  'broadwayd.c', 'broadway-server.c', 'broadway-buffer.c', 'broadway-output.c',
+  include_directories: [confinc, gdkinc],
+  c_args: ['-DGDK_COMPILATION', '-DG_LOG_DOMAIN="Gdk"'],
+  dependencies : [broadwayd_syslib, gdk_deps],
+  install : true)

gdk/meson.build

@@ -84,41 +84,6 @@ gdk_private_h_sources = files([
   'gdkseatdefaultprivate.h',
 ])
 
-gdk_broadway_sources = files([
-  'broadway/broadway-buffer.c',
-  'broadway/broadway-buffer.h',
-  'broadway/broadway-output.c',
-  'broadway/broadway-output.h',
-  'broadway/broadway-server.c',
-  'broadway/broadway-server.h',
-  'broadway/broadwayd.c',
-  'broadway/gdkbroadway-server.c',
-  'broadway/gdkcursor-broadway.c',
-  'broadway/gdkdevice-broadway.c',
-  'broadway/gdkdevice-broadway.h',
-  'broadway/gdkdevicemanager-broadway.c',
-  'broadway/gdkdevicemanager-broadway.h',
-  'broadway/gdkdisplay-broadway.c',
-  'broadway/gdkdisplay-broadway.h',
-  'broadway/gdkdnd-broadway.c',
-  'broadway/gdkeventsource.c',
-  'broadway/gdkeventsource.h',
-  'broadway/gdkglobals-broadway.c',
-  'broadway/gdkkeys-broadway.c',
-  'broadway/gdkmonitor-broadway.c',
-  'broadway/gdkmonitor-broadway.h',
-  'broadway/gdkproperty-broadway.c',
-  'broadway/gdkscreen-broadway.c',
-  'broadway/gdkscreen-broadway.h',
-  'broadway/gdkselection-broadway.c',
-  'broadway/gdkwindow-broadway.c',
-  'broadway/gdkwindow-broadway.h',
-])
-
-gdk_broadway_private_sources = files([
-  'broadway/gdkprivate-broadway.h'
-])
-
 gdk_gresource_xml = configure_file(output : 'gdk.gresource.xml',
   input : 'gen-gsk-resources-xml.py',
   command : [find_program('gen-gdk-gresources-xml.py'),
@@ -172,6 +137,8 @@ gdkversionmacros = configure_file(
   configuration: gdkversion_cdata,
   install_dir: 'include/gtk-4.0/gdk/')
 
+gdkinc = include_directories('.')
+
 xinc = include_directories('x11')
 wlinc = include_directories('.')
 
@@ -210,32 +177,20 @@ if wayland_enabled or broadway_enabled
   endif
 endif
 
-if x11_enabled
-  subdir('x11')
-  gdk_deps += gdk_x11_deps
-  gdk_sources += gdk_x11_sources
-endif
-
-if wayland_enabled
-  subdir('wayland')
-  gdk_deps += gdk_wayland_deps
-  gdk_sources += gdk_wayland_sources
-endif
-
-if broadway_enabled
-  gdk_deps += [
-    shmlib,
-  ]
-  gdk_sources += [
-    gdk_broadway_sources,
-    gdk_broadway_private_sources
-  ]
-endif
+gdk_backends = []
+foreach backend : ['broadway', 'wayland', 'x11']
+  if get_variable('@0@_enabled'.format(backend))
+    subdir(backend)
+    gdk_deps += get_variable('gdk_@0@_deps'.format(backend))
+    gdk_backends += get_variable('libgdk_@0@'.format(backend))
+  endif
+endforeach
 
 libgdk = static_library('gdk',
   sources: [gdk_sources, gdkconfig],
   c_args: ['-DGDK_COMPILATION', '-DG_LOG_DOMAIN="Gdk"'],
   include_directories: [confinc, xinc, wlinc],
+  link_with: gdk_backends,
   dependencies: gdk_deps,
 )
 

gdk/wayland/gdkeventsource-wayland.c

@@ -1 +0,0 @@
-#include "gdkeventsource.c"

gdk/wayland/meson.build

@@ -4,7 +4,7 @@ gdk_wayland_sources = files([
   'gdkdevice-wayland.c',
   'gdkdisplay-wayland.c',
   'gdkdnd-wayland.c',
-  'gdkeventsource-wayland.c',
+  'gdkeventsource.c',
   'gdkglcontext-wayland.c',
   'gdkkeys-wayland.c',
   'gdkmonitor-wayland.c',
@@ -79,3 +79,9 @@ foreach p : proto_sources
     output : '@0@-protocol.c'.format(output_base),
     command: [genprotocols, wayland_scanner, '@INPUT@', '@OUTPUT@', 'code'])
 endforeach
+
+libgdk_wayland = static_library('libgdk-wayland',
+  gdk_wayland_sources, gdkconfig, gdkenum_h,
+  include_directories: [confinc, gdkinc],
+  c_args: ['-DGDK_COMPILATION', '-DG_LOG_DOMAIN="Gdk"'],
+  dependencies: [gdk_deps, gdk_wayland_deps])

gdk/x11/meson.build

@@ -65,3 +65,9 @@ gdk_x11_deps = [
   xcomposite_dep,
   xrandr_dep,
 ]
+
+libgdk_x11 = static_library('libgdk-x11',
+  gdk_x11_sources, gdkconfig, gdkenum_h,
+  include_directories: [confinc, gdkinc],
+  c_args: ['-DGDK_COMPILATION', '-DG_LOG_DOMAIN="Gdk"'],
+  dependencies: [gdk_deps, gdk_x11_deps])

gtk/meson.build

@@ -795,7 +795,7 @@ gnome.compile_schemas()
 # install_headers(a11y_headers,           subdir: 'gtk-3.0/gtk/a11y/')
 
 libgtk = shared_library('gtk',
-  sources: [typefuncs, gtk_sources, gtkmarshal_h],
+  sources: [typefuncs, gtk_sources, gtkmarshal_h, gtkprivatetypebuiltins_h],
   c_args: gtk_cargs,
   include_directories: [confinc, gdkinc, gtkinc],
   dependencies: [gtk_deps, libgdk_dep, libgsk_dep],