Build with meson >= 0.48
[ 50s] + /usr/bin/ninja -v -j8 -C build
[ 50s] ninja: Entering directory `build'
[ 50s] ninja: error: '../libsignon-glib/interfaces/com.google.code.AccountsSSO.SingleSignOn.AuthService.xml', needed by 'libsignon-glib/sso-auth-service-gen.c', missing and no known rule to make it
Edited by Alexei Podvalsky