1 files changed, 72 insertions, 0 deletions

diff --git a/meta/classes/pixbufcache.bbclass b/meta/classes/pixbufcache.bbclass
new file mode 100644
index 0000000000..b8d75bd38c
--- /dev/null
+++ b/meta/classes/pixbufcache.bbclass
@@ -0,0 +1,72 @@
+#
+# This class will generate the proper postinst/postrm scriptlets for pixbuf
+# packages.
+#
+
+DEPENDS += "qemu-native"
+inherit qemu
+
+PIXBUF_PACKAGES ??= "${PN}"
+
+pixbufcache_common() {
+if [ "x$D" != "x" ]; then
+        $INTERCEPT_DIR/postinst_intercept update_pixbuf_cache ${PKG} mlprefix=${MLPREFIX} libdir=${libdir} \
+                bindir=${bindir} base_libdir=${base_libdir}
+else
+
+        # Update the pixbuf loaders in case they haven't been registered yet
+        GDK_PIXBUF_MODULEDIR=${libdir}/gdk-pixbuf-2.0/2.10.0/loaders gdk-pixbuf-query-loaders --update-cache
+
+        if [ -x ${bindir}/gtk-update-icon-cache ] && [ -d ${datadir}/icons ]; then
+                for icondir in /usr/share/icons/*; do
+                        if [ -d ${icondir} ]; then
+                                gtk-update-icon-cache -t -q ${icondir}
+                        fi
+                done
+        fi
+fi
+}
+
+python populate_packages_append() {
+    pixbuf_pkgs = d.getVar('PIXBUF_PACKAGES', True).split()
+
+    for pkg in pixbuf_pkgs:
+        bb.note("adding pixbuf postinst and postrm scripts to %s" % pkg)
+        postinst = d.getVar('pkg_postinst_%s' % pkg, True) or d.getVar('pkg_postinst', True)
+        if not postinst:
+            postinst = '#!/bin/sh\n'
+        postinst += d.getVar('pixbufcache_common', True)
+        d.setVar('pkg_postinst_%s' % pkg, postinst)
+
+        postrm = d.getVar('pkg_postrm_%s' % pkg, True) or d.getVar('pkg_postrm', True)
+        if not postrm:
+            postrm = '#!/bin/sh\n'
+        postrm += d.getVar('pixbufcache_common', True)
+        d.setVar('pkg_postrm_%s' % pkg, postrm)
+}
+
+#
+# Add an sstate postinst hook to update the cache for native packages.
+# An error exit during populate_sysroot_setscene allows bitbake to
+# try to recover by re-building the package.
+#
+SSTATEPOSTINSTFUNCS_append_class-native = " pixbufcache_sstate_postinst"
+
+pixbufcache_sstate_postinst() {
+        if [ "${BB_CURRENTTASK}" = "populate_sysroot" -o "${BB_CURRENTTASK}" = "populate_sysroot_setscene" ]
+        then
+                GDK_PIXBUF_FATAL_LOADER=1 gdk-pixbuf-query-loaders --update-cache || exit 1
+        fi
+}
+
+# Add all of the dependencies of gdk-pixbuf as dependencies of
+# do_populate_sysroot_setscene so that pixbufcache_sstate_postinst can work
+# (otherwise gdk-pixbuf-query-loaders may not exist or link). Only add
+# gdk-pixbuf-native if we're not building gdk-pixbuf itself.
+#
+# Packages that use this class should extend this variable with their runtime
+# dependencies.
+PIXBUFCACHE_SYSROOT_DEPS = ""
+PIXBUFCACHE_SYSROOT_DEPS_class-native = "${@['gdk-pixbuf-native:do_populate_sysroot_setscene', '']['${BPN}' == 'gdk-pixbuf']} glib-2.0-native:do_populate_sysroot_setscene libffi-native:do_populate_sysroot_setscene libpng-native:do_populate_sysroot_setscene zlib-native:do_populate_sysroot_setscene"
+do_populate_sysroot_setscene[depends] += "${PIXBUFCACHE_SYSROOT_DEPS}"
+do_populate_sysroot[depends] += "${@d.getVar('PIXBUFCACHE_SYSROOT_DEPS', True).replace('_setscene','')}"