32 lines
1.0 KiB
CMake
32 lines
1.0 KiB
CMake
# - Returns whether the current project is on its own or within another project's build
|
|
#
|
|
# get_subproject_status(<resultvar>) - resultvar will be YES if we are
|
|
# included in another project, or NO if we are being built separately
|
|
#
|
|
# Requires CMake 2.6 or newer (uses the 'function' command)
|
|
#
|
|
# Original Author:
|
|
# 2009-2010 Ryan Pavlik <rpavlik@iastate.edu> <abiryan@ryand.net>
|
|
# http://academic.cleardefinition.com
|
|
# Iowa State University HCI Graduate Program/VRAC
|
|
#
|
|
# Copyright Iowa State University 2009-2010.
|
|
# Distributed under 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)
|
|
|
|
if(__get_subproject_status)
|
|
return()
|
|
endif()
|
|
set(__get_subproject_status YES)
|
|
|
|
function(get_subproject_status _var)
|
|
if("${CMAKE_SOURCE_DIR}" STREQUAL "${CMAKE_CURRENT_SOURCE_DIR}")
|
|
# Base source dir is our source dir - we are top-level
|
|
set(${_var} NO PARENT_SCOPE)
|
|
else()
|
|
# Base source dir is not our source dir - we are a subproject
|
|
set(${_var} YES PARENT_SCOPE)
|
|
endif()
|
|
endfunction()
|