PKGBUILD

pkgname=mutter
pkgver=3.24.1+2+gbb481fafd
pkgrel=1
pkgdesc="A window manager for GNOME"
url="https://git.gnome.org/browse/mutter"
arch=(i686 x86_64)
license=(GPL)
depends=(dconf gobject-introspection-runtime gsettings-desktop-schemas
         libcanberra startup-notification zenity libsm gnome-desktop upower
         libxkbcommon-x11 gnome-settings-daemon libgudev libinput)
makedepends=(intltool gobject-introspection git gnome-common pkg-config)
groups=(gnome)
options=(!emptydirs)
_commit=eb394f19d343a119cc3a887e4b2c563ddda8c5f4  # gnome-3-24
source=("git+https://git.gnome.org/browse/mutter#commit=bb481fafdb171c83c818e0a912a6d20f0046dc0e"
        revert.patch)
sha256sums=('SKIP'
            'SKIP')

pkgver() {
  cd $pkgname
  git describe --tags | sed 's/-/+/g'
}

prepare() {
  cd $pkgname

  # https://bugs.archlinux.org/task/51940
  patch -Np1 -i ../revert.patch

  NOCONFIGURE=1 ./autogen.sh
}

build() {
  cd $pkgname

  ./configure --prefix=/usr --sysconfdir=/etc --localstatedir=/var \
      --libexecdir=/usr/lib/$pkgname --disable-static \
      --disable-schemas-compile --enable-compile-warnings=minimum \
      --enable-gtk-doc --enable-egl-device

  #https://bugzilla.gnome.org/show_bug.cgi?id=655517
  sed -e 's/ -shared / -Wl,-O1,--as-needed\0/g' \
      -i {.,cogl,clutter}/libtool

  make
}

package() {
  cd $pkgname
  make DESTDIR="$pkgdir" install
}

revert.patch

--- a/src/backends/x11/meta-backend-x11.c	2017-04-18 12:12:13.502104430 +0300
+++ b/src/backends/x11/meta-backend-x11.c	2017-04-18 12:17:36.020693209 +0300
@@ -605,12 +605,6 @@
 static void
 meta_backend_x11_init (MetaBackendX11 *x11)
 {
-  /* XInitThreads() is needed to use the "threaded swap wait" functionality
-   * in Cogl - see meta_renderer_x11_create_cogl_renderer(). We call it here
-   * to hopefully call it before any other use of XLib.
-   */
-  XInitThreads();
-
   clutter_x11_request_reset_on_video_memory_purge ();
 
   /* We do X11 event retrieval ourselves */

--- a/src/backends/x11/meta-renderer-x11.c	2017-04-18 12:12:13.502104430 +0300
+++ b/src/backends/x11/meta-renderer-x11.c	2017-04-18 12:20:34.369354522 +0300
@@ -74,14 +74,6 @@
   cogl_renderer_set_custom_winsys (cogl_renderer, get_x11_cogl_winsys_vtable);
   cogl_xlib_renderer_set_foreign_display (cogl_renderer, xdisplay);
 
-  /* Set up things so that if the INTEL_swap_event extension is not present,
-   * but the driver is known to have good thread support, we use an extra
-   * thread and call glXWaitVideoSync() in the thread. This allows idles
-   * to work properly, even when Mutter is constantly redrawing new frames;
-   * otherwise, without INTEL_swap_event, we'll just block in glXSwapBuffers().
-   */
-  cogl_xlib_renderer_set_threaded_swap_wait_enabled (cogl_renderer, TRUE);
-
   return cogl_renderer;
 }