[OE-core] [RFC PATCH] cmake: use Ninja backend instead of Make

[Ross Burton]

The Ninja backend is faster than Make for large projects (takes three minutes
off webkitgtk:do_compile for me), so use it by default.

Signed-off-by: Ross Burton <ross.burton at intel.com>
---
 meta/classes/cmake.bbclass | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/meta/classes/cmake.bbclass b/meta/classes/cmake.bbclass
index 10c4edcf1a5..ab29b1f1c23 100644
--- a/meta/classes/cmake.bbclass
+++ b/meta/classes/cmake.bbclass
@@ -1,7 +1,7 @@
 # Path to the CMake file to process.
 OECMAKE_SOURCEPATH ??= "${S}"
 
-DEPENDS_prepend = "cmake-native "
+DEPENDS_prepend = "cmake-native ninja-native "
 B = "${WORKDIR}/build"
 
 # We need to unset CCACHE otherwise cmake gets too confused
@@ -120,7 +120,7 @@ cmake_do_configure() {
 		oecmake_sitefile=
 	fi
 
-	cmake \
+	cmake -GNinja \
 	  $oecmake_sitefile \
 	  ${OECMAKE_SOURCEPATH} \
 	  -DCMAKE_INSTALL_PREFIX:PATH=${prefix} \
@@ -141,7 +141,7 @@ cmake_do_configure() {
 	  -Wno-dev
 }
 
-do_compile[progress] = "percent"
+do_compile[progress] = "outof:^\[(\d+)/(\d+)\]\s+"
 cmake_do_compile()  {
 	bbnote VERBOSE=1 cmake --build '${B}' --target ${OECMAKE_TARGET_COMPILE} -- ${EXTRA_OECMAKE_BUILD}
 	VERBOSE=1 cmake --build '${B}' --target ${OECMAKE_TARGET_COMPILE} -- ${EXTRA_OECMAKE_BUILD}
-- 
2.11.0