[gtk+] build: Define G_LOG_USE_STRUCTURED in GDK

[Emmanuele Bassi <ebassi src gnome org>]

commit d09ccaaf353a30c1b79736faeabda22e0b58eff0
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Fri Apr 28 22:40:58 2017 +0100

    build: Define G_LOG_USE_STRUCTURED in GDK
    
    We want to use the new structured logging support in GLib.

 gdk/broadway/meson.build |    2 +-
 gdk/meson.build          |    6 +++++-
 2 files changed, 6 insertions(+), 2 deletions(-)
---
diff --git a/gdk/broadway/meson.build b/gdk/broadway/meson.build
index 666fb6a..d1bb273 100644
--- a/gdk/broadway/meson.build
+++ b/gdk/broadway/meson.build
@@ -63,6 +63,6 @@ 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"'],
+  c_args: ['-DGDK_COMPILATION', '-DG_LOG_DOMAIN="Gdk"', '-DG_LOG_USE_STRUCTURED=1', ],
   dependencies : [broadwayd_syslib, gdk_deps],
   install : true)
diff --git a/gdk/meson.build b/gdk/meson.build
index 08fa70c..c6f4735 100644
--- a/gdk/meson.build
+++ b/gdk/meson.build
@@ -202,7 +202,11 @@ libgdk = static_library('gdk',
   sources: [gdk_sources, gdk_backends_gen_headers, gdkconfig],
   dependencies: gdk_deps,
   include_directories: [confinc, xinc, wlinc],
-  c_args: ['-DGDK_COMPILATION', '-DG_LOG_DOMAIN="Gdk"'] + common_cflags,
+  c_args: [
+    '-DGDK_COMPILATION',
+    '-DG_LOG_DOMAIN="Gdk"',
+    '-DG_LOG_USE_STRUCTURED=1',
+  ] + common_cflags,
   link_with: gdk_backends,
   link_args: common_ldflags)