function(add_subproject name)
|
|
if(ARGC GREATER 1)
|
|
set(package_name ${ARGV1})
|
|
else()
|
|
set(package_name ${name})
|
|
endif()
|
|
|
|
if(TARGET ${name})
|
|
message("Subproject ${name} already included, skipping")
|
|
else()
|
|
find_package(${package_name} QUIET)
|
|
string(TOUPPER ${package_name} upper)
|
|
if(NOT SOURCE_${upper} AND ${upper}_FOUND)
|
|
message("Found ${package_name} on system")
|
|
else()
|
|
message("Adding ${name} as subdirectory")
|
|
add_subdirectory(${name} EXCLUDE_FROM_ALL)
|
|
endif()
|
|
endif()
|
|
endfunction()
|