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deal with CMake double expansion

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This commit is contained in:
Dirk Thomas 2014-09-13 10:20:50 -07:00
parent ea889664ea
commit 573abaa2b6
1 changed files with 3 additions and 3 deletions
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6
ros_middleware_implementation/cmake/get_default_ros_middleware_implementation.cmake
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@ -10,14 +10,14 @@
function(get_default_ros_middleware_implementation var)
get_available_ros_middleware_implementations(middleware_implementations)
if("${middleware_implementations}" STREQUAL "")
if("${middleware_implementations} " STREQUAL " ")
message(FATAL_ERROR "Could not find any ROS middleware implementation.")
endif()
# option()
if(NOT "${ROS_MIDDLEWARE_IMPLEMENTATION}" STREQUAL "")
if(NOT "${ROS_MIDDLEWARE_IMPLEMENTATION} " STREQUAL " ")
set(middleware_implementation "${ROS_MIDDLEWARE_IMPLEMENTATION}")
elseif(NOT "$ENV{ROS_MIDDLEWARE_IMPLEMENTATION}" STREQUAL "")
elseif(NOT "$ENV{ROS_MIDDLEWARE_IMPLEMENTATION} " STREQUAL " ")
set(middleware_implementation "$ENV{ROS_MIDDLEWARE_IMPLEMENTATION}")
else()
# TODO detemine "default" implementation based on the available ones