CMake/Modules/TestForSTDNamespace.cmake

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#
# check if the compiler supports std:: on stl classes
#
# CMAKE_NO_STD_NAMESPACE - defined accoreding to the results
#
IF(NOT CMAKE_STD_NAMESPACE)
MESSAGE(STATUS "Check for STD namespace")
TRY_COMPILE(CMAKE_STD_NAMESPACE ${CMAKE_BINARY_DIR}
${CMAKE_ROOT}/Modules/TestForSTDNamespace.cxx)
IF (CMAKE_STD_NAMESPACE)
MESSAGE(STATUS "Check for STD namespace - found")
SET (CMAKE_NO_STD_NAMESPACE 0 CACHE INTERNAL
"Does the compiler support std::.")
ELSE (CMAKE_STD_NAMESPACE)
MESSAGE(STATUS "Check for STD namespace - not found")
SET (CMAKE_NO_STD_NAMESPACE 1 CACHE INTERNAL
"Does the compiler support std::.")
ENDIF (CMAKE_STD_NAMESPACE)
ENDIF(NOT CMAKE_STD_NAMESPACE)