firefox/mozilla-1522780.patch
2019-02-04 14:22:04 +01:00

26 lines
1.1 KiB
Diff

diff --git a/toolkit/xre/nsAppRunner.cpp b/toolkit/xre/nsAppRunner.cpp
--- a/toolkit/xre/nsAppRunner.cpp
+++ b/toolkit/xre/nsAppRunner.cpp
@@ -3622,12 +3622,15 @@
bool disableWayland = true;
# if defined(MOZ_WAYLAND)
- // Make X11 backend the default one.
- // Enable Wayland backend only when GDK_BACKEND is set and
- // Gtk+ >= 3.22 where we can expect recent enough
+ // Enable Wayland on Gtk+ >= 3.22 where we can expect recent enough
// compositor & libwayland interface.
- disableWayland = (PR_GetEnv("GDK_BACKEND") == nullptr) ||
- (gtk_check_version(3, 22, 0) != nullptr);
+ disableWayland = (gtk_check_version(3, 22, 0) != nullptr);
+ if (!disableWayland) {
+ // Make X11 backend the default one unless MOZ_ENABLE_WAYLAND or
+ // GDK_BACKEND are specified.
+ disableWayland = (PR_GetEnv("GDK_BACKEND") == nullptr) &&
+ (PR_GetEnv("MOZ_ENABLE_WAYLAND") == nullptr);
+ }
# endif
// On Wayland disabled builds read X11 DISPLAY env exclusively
// and don't care about different displays.