cherokee: Only build with meta-py2 is in layermix

Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-webserver/recipes-httpd/cherokee/cherokee_git.bb

@@ -20,7 +20,7 @@ SRC_URI = "git://github.com/cherokee/webserver \
 
 S = "${WORKDIR}/git"
 
-inherit autotools-brokensep pkgconfig binconfig update-rc.d systemd python3native
+inherit autotools-brokensep pkgconfig binconfig update-rc.d systemd pythonnative
 
 PACKAGECONFIG ??= "${@bb.utils.filter('DISTRO_FEATURES', 'ipv6', d)}"
 PACKAGECONFIG[ffmpeg] = "--with-ffmpeg,--without-ffmpeg,libav"
@@ -70,3 +70,8 @@ RPROVIDES_${PN} += "${PN}-systemd"
 RREPLACES_${PN} += "${PN}-systemd"
 RCONFLICTS_${PN} += "${PN}-systemd"
 SYSTEMD_SERVICE_${PN} = "cherokee.service"
+
+python() {
+    if 'meta-python2' not in d.getVar('BBFILE_COLLECTIONS').split():
+        raise bb.parse.SkipRecipe('Requires meta-python2 to be present.')
+}