# (C) Copyright 2008-2009 SDML (www.sdml.info)
#
# Use, modification and distribution is subject to the Boost Software
# License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
# http://www.boost.org/LICENSE_1_0.txt)

# Explicitly declare a dependence on an Origin library. This differs from using
# the DEPENDS in the origin_project macro since it does not establish a
# top-level dependency. This can be used to establish weak dependencies, e.g.,
# in test directories.
#
# This simply adds the include directories for each given module to the search
# path for the current project.
#
# origin_depend(Args...)
macro(origin_depend)
    foreach(arg ${ARGN})
        set(inc ${ORIGIN_ROOT}/${arg}/include)
        list(APPEND incs ${inc})
    endforeach()
    include_directories(${incs})
endmacro()