When building g-i reference documentation, girepository/cmph/*
was being scanned for GTK-Doc comment blocks by gtkdoc-mkdb.
Unfortunately, cmph uses doxygen comment blocks which also
start with /**. This patch prevents gtkdoc-mkdb from complaining.
https://bugzilla.gnome.org/show_bug.cgi?id=688418
SCAN_OPTIONS=
# Extra options to supply to gtkdoc-mkdb
-MKDB_OPTIONS=--sgml-mode --output-format=xml --name-space=g
+MKDB_OPTIONS=--sgml-mode --output-format=xml --name-space=g --ignore-files=cmph
# Used for dependencies
HFILE_GLOB=$(top_srcdir)/girepository/*.h