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Lower the _POSIX_C_SOURCE and _XOPEN_SOURCE version requirements

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Chris Robinson
2016-01-21 17:18:08 -08:00
parent 26f5d385d5
commit fb599b5b83
1 changed files with 2 additions and 2 deletions
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CMakeLists.txt
+2 -2
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@@ -109,12 +109,12 @@ if(NOT WIN32)
CHECK_SYMBOL_EXISTS(posix_memalign stdlib.h HAVE_POSIX_MEMALIGN_DEFAULT)
IF(NOT HAVE_POSIX_MEMALIGN_DEFAULT)
SET(OLD_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS})
SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -D_POSIX_C_SOURCE=200809L -D_XOPEN_SOURCE=700")
SET(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -D_POSIX_C_SOURCE=200112L -D_XOPEN_SOURCE=500")
CHECK_SYMBOL_EXISTS(posix_memalign stdlib.h HAVE_POSIX_MEMALIGN_POSIX)
IF(NOT HAVE_POSIX_MEMALIGN_POSIX)
SET(CMAKE_REQUIRED_FLAGS ${OLD_REQUIRED_FLAGS})
ELSE()
ADD_DEFINITIONS(-D_POSIX_C_SOURCE=200809L -D_XOPEN_SOURCE=700)
ADD_DEFINITIONS(-D_POSIX_C_SOURCE=200112L -D_XOPEN_SOURCE=500)
ENDIF()
ENDIF()
UNSET(OLD_REQUIRED_FLAGS)