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Add checking stdatomic header file checking

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Check wheter stdatomic header file exists, if not, use the
atomic operations defined in libmetal, if not, use the
atomic operations defined in libmetal.

Signed-off-by: Wendy Liang <jliang@xilinx.com>
This commit is contained in:
Wendy Liang
2016-07-09 16:53:02 -07:00
parent 233087e971
commit fe791a62b7
1 changed files with 8 additions and 0 deletions
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8
cmake/depends.cmake
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@@ -2,4 +2,12 @@ find_package (Libmetal REQUIRED)
collect (PROJECT_INC_DIRS "${LIBMETAL_INCLUDE_DIR}")
collect (PROJECT_LIB_DIRS "${LIBMETAL_LIB_DIR}")
if ("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux")
check_include_files (stdatomic.h HAVE_STDATOMIC_H)
else ("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux")
set (_saved_cmake_required_flags ${CMAKE_REQUIRED_FLAGS})
set (CMAKE_REQUIRED_FLAGS "-c")
check_include_files (stdatomic.h HAVE_STDATOMIC_H)
set (CMAKE_REQUIRED_FLAGS ${_saved_cmake_required_flags})
endif ("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux")
# vim: expandtab:ts=2:sw=2:smartindent