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cmake: don't check for the compiler on every invocation of RESTRICT_SYMBOL_EXPORTS(),

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do it only once
This commit is contained in:
Sergei Golubchik
2013-07-09 22:30:04 +02:00
parent f171d3ff79
commit c3e3c78048
1 changed files with 13 additions and 14 deletions
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27
cmake/libutils.cmake
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@@ -304,23 +304,22 @@ FUNCTION(GET_DEPENDEND_OS_LIBS target result)
SET(${result} ${ret} PARENT_SCOPE)
ENDFUNCTION()
SET(VISIBILITY_HIDDEN_FLAG)
IF(CMAKE_COMPILER_IS_GNUCXX AND UNIX)
CHECK_C_COMPILER_FLAG("-fvisibility=hidden" HAVE_VISIBILITY_HIDDEN)
IF(HAVE_VISIBILITY_HIDDEN)
SET(VISIBILITY_HIDDEN_FLAG "-fvisibility=hidden")
ENDIF()
ENDIF()
IF(CMAKE_C_COMPILER_ID MATCHES "SunPro")
SET(VISIBILITY_HIDDEN_FLAG "-xldscope=hidden")
ENDIF()
# We try to hide the symbols in yassl/zlib to avoid name clashes with
# other libraries like openssl.
FUNCTION(RESTRICT_SYMBOL_EXPORTS target)
SET(VISIBILITY_HIDDEN_FLAG)
IF(CMAKE_COMPILER_IS_GNUCXX AND UNIX)
CHECK_C_COMPILER_FLAG("-fvisibility=hidden" HAVE_VISIBILITY_HIDDEN)
IF(HAVE_VISIBILITY_HIDDEN)
MESSAGE(STATUS "HAVE_VISIBILITY_HIDDEN")
SET(VISIBILITY_HIDDEN_FLAG "-fvisibility=hidden")
ENDIF()
ENDIF()
IF(CMAKE_C_COMPILER_ID MATCHES "SunPro")
SET(VISIBILITY_HIDDEN_FLAG "-xldscope=hidden")
ENDIF()
IF(VISIBILITY_HIDDEN_FLAG)
GET_TARGET_PROPERTY(COMPILE_FLAGS ${target} COMPILE_FLAGS)
IF(NOT COMPILE_FLAGS)