classes/conf: Add eventmasks for event handlers

Now that bitbake supports masking events for event handlers, lets use
this so event handlers are only called for events they care about. This
lets us simplify the code indentation a bit at least as well as mildly
improving the event handling performance.

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

2 files changed, 3 insertions, 8 deletions

diff --git a/meta/conf/distro/include/csl-versions.inc b/meta/conf/distro/include/csl-versions.inc
index e8f52d272d..f3b491cb16 100644
--- a/meta/conf/distro/include/csl-versions.inc
+++ b/meta/conf/distro/include/csl-versions.inc
@@ -88,8 +88,6 @@ def csl_get_gdb_version(d):
 		return first_line.split()[-1]
 
 python csl_version_handler () {
-    if not isinstance(e, bb.event.ConfigParsed):
-        return
     d = e.data
     ld = d.createCopy()
     ld.finalize()
@@ -101,6 +99,7 @@ python csl_version_handler () {
     d.setVar('CSL_VER_GDB', csl_get_gdb_version(ld))
 }
 addhandler csl_version_handler
+csl_version_handler[eventmask] = "bb.event.ConfigParsed"
 
 # Ensure that any variable which includes the --sysroot (CC, CXX, etc) also
 # depends on the toolchain version
diff --git a/meta/conf/distro/include/tcmode-external-sourcery.inc b/meta/conf/distro/include/tcmode-external-sourcery.inc
index 098c724e02..53e6653e79 100644
--- a/meta/conf/distro/include/tcmode-external-sourcery.inc
+++ b/meta/conf/distro/include/tcmode-external-sourcery.inc
@@ -79,9 +79,6 @@ EXTERNAL_TOOLCHAIN_SYSROOT_CMD += "${@csl_multilib_arg(d)}"
 # to our staging toolchain bindir.
 
 python toolchain_metadata_setup () {
-    if not isinstance(e, bb.event.ConfigParsed):
-        return
-
     d = e.data
 
     l = d.createCopy()
@@ -90,17 +87,16 @@ python toolchain_metadata_setup () {
         d.setVar('TOOLCHAIN_PATH_ADD', '')
 }
 addhandler toolchain_metadata_setup
+toolchain_metadata_setup[eventmask] = "bb.event.ConfigParsed"
 
 python toolchain_setup () {
-    if not isinstance(e, bb.event.BuildStarted):
-        return
-
     d = e.data
 
     if not d.getVar('TOOLCHAIN_PATH_ADD', True):
         populate_toolchain_links(d)
 }
 addhandler toolchain_setup
+toolchain_setup[eventmask] = "bb.event.BuildStarted"
 
 def populate_toolchain_links(d):
     import errno