kumquat-buildroot/package/libgtk3/Config.in
Thomas Petazzoni e64573c47f cairo, harfbuzz: rework atomic dependencies
This commit handles the reverse dependency tree of cairo in terms of
atomic dependencies. There are two main changes:

 - cairo in fact no longer needs atomic operations. It can perfectly
   build without any __sync built-in, as was tested using an ARC
   toolchain without atomics, and a SPARC toolchain. Optionally, Cairo
   can use the __atomic builtins provided by gcc >= 4.7, so support
   for this is added as well. Thanks to this change, the
   BR2_ARCH_HAS_ATOMICS dependency is removed from cairo and all its
   reverse dependencies.

 - harfbuzz does require the __sync built-in for 4 bytes integers, so
   we add a dependency on BR2_TOOLCHAIN_HAS_SYNC_4 to harfbuzz and all
   its reverse dependency, the main one being the pango package. Due
   to this, the vast majority of gtk-related packages are moved to a
   dependency on BR2_ARCH_HAS_ATOMICS (which used to be due to cairo)
   to a dependency on BR2_TOOLCHAIN_HAS_SYNC_4 (due to pango ->
   harfbuzz).

In detail:

 - cairo

   Remove BR2_ARCH_HAS_ATOMICS dependency, link against -latomic when
   gcc >= 4.8 in order to use the __atomic functions.

 - harfbuzz

   Add dependency on BR2_TOOLCHAIN_HAS_SYNC_4

 - cairomm, gst-plugins-good, gst1-plugins-good, libgdiplus,
   libsvg-cairo, weston

   Remove BR2_ARCH_HAS_ATOMICS dependency (since cairo no longer needs
   atomics)

 - enlightenment, cwiid, gst-plugins-bad, gst-plugins-base,
   gst1-plugins-bad, gst1-plugins-base, gtkmm3,
   libevas-generic-loaders, libfm, libgail, libgtk2, libgtk3, librsvg,
   openbox, opencv, opencv3, pango, pangomm, pcmanfm, pinentry,
   rrdtool, webkit, webkitgtk24, xscreensaver

   Switch from a BR2_ARCH_HAS_ATOMICS dependency to a
   BR2_TOOLCHAIN_HAS_SYNC_4 (they depend on pango, harfbuzz, gtk, or
   some other related package)

 - directfb

   Remove BR2_ARCH_ATOMICS dependency of the BR2_PACKAGE_DIRECTFB_SVG
   (since cairo can build without atomics), but add a
   BR2_TOOLCHAIN_HAS_SYNC_4 dependency on BR2_PACKAGE_DIRECTFB itself
   since it does use __sync built-ins. This replaces the !BR2_sparc
   dependency.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
2016-02-06 11:16:00 +01:00

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config BR2_PACKAGE_LIBGTK3
bool "libgtk3"
select BR2_PACKAGE_ATK
select BR2_PACKAGE_CAIRO
select BR2_PACKAGE_CAIRO_PS
select BR2_PACKAGE_CAIRO_PDF
select BR2_PACKAGE_CAIRO_SVG
select BR2_PACKAGE_LIBGLIB2
select BR2_PACKAGE_PANGO
select BR2_PACKAGE_GDK_PIXBUF
# atleast 1 backend must be enabled
select BR2_PACKAGE_LIBGTK3_BROADWAY if \
!(BR2_PACKAGE_LIBGTK3_X11 || BR2_PACKAGE_LIBGTK3_WAYLAND)
depends on BR2_USE_WCHAR # glib2
depends on BR2_TOOLCHAIN_HAS_THREADS # glib2
depends on BR2_USE_MMU # glib2
depends on BR2_INSTALL_LIBSTDCPP # pango
depends on BR2_TOOLCHAIN_HAS_SYNC_4 # pango -> harfbuzz
help
The GTK+ version 3 graphical user interface library
http://www.gtk.org/
if BR2_PACKAGE_LIBGTK3
comment "GDK backend"
config BR2_PACKAGE_LIBGTK3_X11
bool "GDK X11 backend"
default y
depends on BR2_PACKAGE_XORG7
select BR2_PACKAGE_FONTCONFIG
select BR2_PACKAGE_XLIB_LIBX11
select BR2_PACKAGE_XLIB_LIBXEXT
select BR2_PACKAGE_XLIB_LIBXRENDER
select BR2_PACKAGE_XLIB_LIBXI
help
This enables the X11 backend for GDK.
config BR2_PACKAGE_LIBGTK3_WAYLAND
bool "GDK Wayland backend"
default y
# Needs a libgtk3 bump to match API level
depends on BROKEN
depends on BR2_PACKAGE_WAYLAND
select BR2_PACKAGE_LIBXKBCOMMON
help
This enables the Wayland backend for GDK.
config BR2_PACKAGE_LIBGTK3_BROADWAY
bool "GDK Broadway backend"
help
This enables the Broadway backend for GDK, which provides support
for displaying GTK+ applications in a web browser, using HTML5 and
web sockets.
For example, to run gtk3-demo on a target which IP address is
192.168.0.1 and use it from a web browser, execute the following
commands:
$ broadwayd -a 192.168.0.1 -p 8080 :2 &
$ export GDK_BACKEND=broadway
$ export BROADWAY_DISPLAY=:2
$ gtk3-demo
Then open a web browser at address http://192.168.0.1:8080.
Javascript and web sockets should be enabled.
config BR2_PACKAGE_LIBGTK3_DEMO
bool "Install libgtk3 demo program"
select BR2_PACKAGE_SHARED_MIME_INFO
select BR2_PACKAGE_HICOLOR_ICON_THEME
help
The GTK+ source base contains a demo program. This
option allows to install this program to the target.
config BR2_PACKAGE_LIBGTK3_TESTS
bool "Install libgtk3 tests"
help
The GTK+ source base contains tests. This option
allows to install them to the target.
endif
comment "libgtk3 needs a toolchain w/ wchar, threads, C++"
depends on BR2_USE_MMU
depends on BR2_TOOLCHAIN_HAS_SYNC_4
depends on !BR2_USE_WCHAR || !BR2_INSTALL_LIBSTDCPP || \
!BR2_TOOLCHAIN_HAS_THREADS