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-rw-r--r--Utilities/cmcurl/CMakeLists.txt22
1 files changed, 13 insertions, 9 deletions
diff --git a/Utilities/cmcurl/CMakeLists.txt b/Utilities/cmcurl/CMakeLists.txt
index 3ed177f..d2f319d 100644
--- a/Utilities/cmcurl/CMakeLists.txt
+++ b/Utilities/cmcurl/CMakeLists.txt
@@ -675,15 +675,19 @@ ELSE(RETSIGTYPE_TEST)
ENDIF(RETSIGTYPE_TEST)
IF(CMAKE_COMPILER_IS_GNUCC AND APPLE)
- # The Mac version of GCC warns about use of long double. Disable it.
- GET_SOURCE_FILE_PROPERTY(MPRINTF_COMPILE_FLAGS mprintf.c COMPILE_FLAGS)
- IF(MPRINTF_COMPILE_FLAGS)
- SET(MPRINTF_COMPILE_FLAGS "${MPRINTF_COMPILE_FLAGS} -Wno-long-double")
- ELSE(MPRINTF_COMPILE_FLAGS)
- SET(MPRINTF_COMPILE_FLAGS "-Wno-long-double")
- ENDIF(MPRINTF_COMPILE_FLAGS)
- SET_SOURCE_FILES_PROPERTIES(mprintf.c PROPERTIES
- COMPILE_FLAGS ${MPRINTF_COMPILE_FLAGS})
+ INCLUDE(CheckCCompilerFlag)
+ CHECK_C_COMPILER_FLAG(-Wno-long-double HAVE_C_FLAG_Wno_long_double)
+ IF(HAVE_C_FLAG_Wno_long_double)
+ # The Mac version of GCC warns about use of long double. Disable it.
+ GET_SOURCE_FILE_PROPERTY(MPRINTF_COMPILE_FLAGS mprintf.c COMPILE_FLAGS)
+ IF(MPRINTF_COMPILE_FLAGS)
+ SET(MPRINTF_COMPILE_FLAGS "${MPRINTF_COMPILE_FLAGS} -Wno-long-double")
+ ELSE(MPRINTF_COMPILE_FLAGS)
+ SET(MPRINTF_COMPILE_FLAGS "-Wno-long-double")
+ ENDIF(MPRINTF_COMPILE_FLAGS)
+ SET_SOURCE_FILES_PROPERTIES(mprintf.c PROPERTIES
+ COMPILE_FLAGS ${MPRINTF_COMPILE_FLAGS})
+ ENDIF(HAVE_C_FLAG_Wno_long_double)
ENDIF(CMAKE_COMPILER_IS_GNUCC AND APPLE)
INCLUDE(CMake/OtherTests.cmake)