meson: Suport for c++ cross-compilation

cpp_args and cpp_link_args must be set on the meson.cross file to
compile c++ applications. Otherwise variables such as the sysroot
are not set correctly and libraries/headers are not found.

Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/meta-oe/classes/meson.bbclass b/meta-oe/classes/meson.bbclass
index e27ed3906..c33174a21 100644
--- a/meta-oe/classes/meson.bbclass
+++ b/meta-oe/classes/meson.bbclass
@@ -61,7 +61,9 @@ pkgconfig = 'pkg-config'
 
 [properties]
 c_args = [${@meson_array('MESON_C_ARGS', d)}]
+cpp_args = [${@meson_array('TOOLCHAIN_OPTIONS', d)}]
 c_link_args = [${@meson_array('TOOLCHAIN_OPTIONS', d)}]
+cpp_link_args = [${@meson_array('TOOLCHAIN_OPTIONS', d)}]
 
 [host_machine]
 system = '${HOST_OS}'