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Diffstat (limited to 'CMake/CurlSymbolHiding.cmake')
-rw-r--r--CMake/CurlSymbolHiding.cmake92
1 files changed, 46 insertions, 46 deletions
diff --git a/CMake/CurlSymbolHiding.cmake b/CMake/CurlSymbolHiding.cmake
index 9f7d29633..15ba46e46 100644
--- a/CMake/CurlSymbolHiding.cmake
+++ b/CMake/CurlSymbolHiding.cmake
@@ -4,57 +4,57 @@ option(CURL_HIDDEN_SYMBOLS "Set to ON to hide libcurl internal symbols (=hide al
mark_as_advanced(CURL_HIDDEN_SYMBOLS)
if(CURL_HIDDEN_SYMBOLS)
- set(SUPPORTS_SYMBOL_HIDING FALSE)
+ set(SUPPORTS_SYMBOL_HIDING FALSE)
- if(CMAKE_C_COMPILER_ID MATCHES "Clang")
- set(SUPPORTS_SYMBOL_HIDING TRUE)
- set(_SYMBOL_EXTERN "__attribute__ ((__visibility__ (\"default\")))")
- set(_CFLAG_SYMBOLS_HIDE "-fvisibility=hidden")
- elseif(CMAKE_COMPILER_IS_GNUCC)
- if(NOT CMAKE_VERSION VERSION_LESS 2.8.10)
- set(GCC_VERSION ${CMAKE_C_COMPILER_VERSION})
- else()
- execute_process(COMMAND ${CMAKE_C_COMPILER} -dumpversion
- OUTPUT_VARIABLE GCC_VERSION)
- endif()
- if(NOT GCC_VERSION VERSION_LESS 3.4)
- # note: this is considered buggy prior to 4.0 but the autotools don't care, so let's ignore that fact
- set(SUPPORTS_SYMBOL_HIDING TRUE)
- set(_SYMBOL_EXTERN "__attribute__ ((__visibility__ (\"default\")))")
- set(_CFLAG_SYMBOLS_HIDE "-fvisibility=hidden")
- endif()
- elseif(CMAKE_C_COMPILER_ID MATCHES "SunPro" AND NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 8.0)
- set(SUPPORTS_SYMBOL_HIDING TRUE)
- set(_SYMBOL_EXTERN "__global")
- set(_CFLAG_SYMBOLS_HIDE "-xldscope=hidden")
- elseif(CMAKE_C_COMPILER_ID MATCHES "Intel" AND NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 9.0)
- # note: this should probably just check for version 9.1.045 but I'm not 100% sure
- # so let's to it the same way autotools do.
- set(SUPPORTS_SYMBOL_HIDING TRUE)
- set(_SYMBOL_EXTERN "__attribute__ ((__visibility__ (\"default\")))")
- set(_CFLAG_SYMBOLS_HIDE "-fvisibility=hidden")
- check_c_source_compiles("#include <stdio.h>
- int main (void) { printf(\"icc fvisibility bug test\"); return 0; }" _no_bug)
- if(NOT _no_bug)
- set(SUPPORTS_SYMBOL_HIDING FALSE)
- set(_SYMBOL_EXTERN "")
- set(_CFLAG_SYMBOLS_HIDE "")
- endif()
- elseif(MSVC)
- set(SUPPORTS_SYMBOL_HIDING TRUE)
+ if(CMAKE_C_COMPILER_ID MATCHES "Clang")
+ set(SUPPORTS_SYMBOL_HIDING TRUE)
+ set(_SYMBOL_EXTERN "__attribute__ ((__visibility__ (\"default\")))")
+ set(_CFLAG_SYMBOLS_HIDE "-fvisibility=hidden")
+ elseif(CMAKE_COMPILER_IS_GNUCC)
+ if(NOT CMAKE_VERSION VERSION_LESS 2.8.10)
+ set(GCC_VERSION ${CMAKE_C_COMPILER_VERSION})
+ else()
+ execute_process(COMMAND ${CMAKE_C_COMPILER} -dumpversion
+ OUTPUT_VARIABLE GCC_VERSION)
+ endif()
+ if(NOT GCC_VERSION VERSION_LESS 3.4)
+ # note: this is considered buggy prior to 4.0 but the autotools don't care, so let's ignore that fact
+ set(SUPPORTS_SYMBOL_HIDING TRUE)
+ set(_SYMBOL_EXTERN "__attribute__ ((__visibility__ (\"default\")))")
+ set(_CFLAG_SYMBOLS_HIDE "-fvisibility=hidden")
endif()
+ elseif(CMAKE_C_COMPILER_ID MATCHES "SunPro" AND NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 8.0)
+ set(SUPPORTS_SYMBOL_HIDING TRUE)
+ set(_SYMBOL_EXTERN "__global")
+ set(_CFLAG_SYMBOLS_HIDE "-xldscope=hidden")
+ elseif(CMAKE_C_COMPILER_ID MATCHES "Intel" AND NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 9.0)
+ # note: this should probably just check for version 9.1.045 but I'm not 100% sure
+ # so let's to it the same way autotools do.
+ set(SUPPORTS_SYMBOL_HIDING TRUE)
+ set(_SYMBOL_EXTERN "__attribute__ ((__visibility__ (\"default\")))")
+ set(_CFLAG_SYMBOLS_HIDE "-fvisibility=hidden")
+ check_c_source_compiles("#include <stdio.h>
+ int main (void) { printf(\"icc fvisibility bug test\"); return 0; }" _no_bug)
+ if(NOT _no_bug)
+ set(SUPPORTS_SYMBOL_HIDING FALSE)
+ set(_SYMBOL_EXTERN "")
+ set(_CFLAG_SYMBOLS_HIDE "")
+ endif()
+ elseif(MSVC)
+ set(SUPPORTS_SYMBOL_HIDING TRUE)
+ endif()
- set(HIDES_CURL_PRIVATE_SYMBOLS ${SUPPORTS_SYMBOL_HIDING})
+ set(HIDES_CURL_PRIVATE_SYMBOLS ${SUPPORTS_SYMBOL_HIDING})
elseif(MSVC)
- if(NOT CMAKE_VERSION VERSION_LESS 3.7)
- set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS TRUE) #present since 3.4.3 but broken
- set(HIDES_CURL_PRIVATE_SYMBOLS FALSE)
- else()
- message(WARNING "Hiding private symbols regardless CURL_HIDDEN_SYMBOLS being disabled.")
- set(HIDES_CURL_PRIVATE_SYMBOLS TRUE)
- endif()
-elseif()
+ if(NOT CMAKE_VERSION VERSION_LESS 3.7)
+ set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS TRUE) #present since 3.4.3 but broken
set(HIDES_CURL_PRIVATE_SYMBOLS FALSE)
+ else()
+ message(WARNING "Hiding private symbols regardless CURL_HIDDEN_SYMBOLS being disabled.")
+ set(HIDES_CURL_PRIVATE_SYMBOLS TRUE)
+ endif()
+elseif()
+ set(HIDES_CURL_PRIVATE_SYMBOLS FALSE)
endif()
set(CURL_CFLAG_SYMBOLS_HIDE ${_CFLAG_SYMBOLS_HIDE})