diff options
| author | Chris Robinson <[email protected]> | 2020-06-10 21:03:04 -0700 |
|---|---|---|
| committer | Chris Robinson <[email protected]> | 2020-06-10 21:03:04 -0700 |
| commit | 15437e314098af6aa220b661ae0397deb2f6b67b (patch) | |
| tree | a48d3937e6ccb45490ac18e99899fbab398e6203 /CMakeLists.txt | |
| parent | c50250c97842613694e5433b878abe8d566604bf (diff) | |
Don't export functions when static linking
Diffstat (limited to 'CMakeLists.txt')
| -rw-r--r-- | CMakeLists.txt | 50 |
1 files changed, 28 insertions, 22 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index 4d0bb217..83463e30 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -281,34 +281,40 @@ ELSE() ENDIF() # Set visibility/export options if available -IF(WIN32) - SET(EXPORT_DECL "__declspec(dllexport)") -ELSE() - SET(OLD_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}") +if(WIN32) + if(NOT LIBTYPE STREQUAL "STATIC") + set(EXPORT_DECL "__declspec(dllexport)") + endif() +else() + set(OLD_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}") # Yes GCC, really don't accept visibility modes you don't support - SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS} -Wattributes -Werror") + set(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS} -Wattributes -Werror") - CHECK_C_SOURCE_COMPILES("int foo() __attribute__((visibility(\"protected\"))); + check_c_source_compiles("int foo() __attribute__((visibility(\"protected\"))); int main() {return 0;}" HAVE_GCC_PROTECTED_VISIBILITY) - IF(HAVE_GCC_PROTECTED_VISIBILITY) - SET(EXPORT_DECL "__attribute__((visibility(\"protected\")))") - ELSE() - CHECK_C_SOURCE_COMPILES("int foo() __attribute__((visibility(\"default\"))); + if(HAVE_GCC_PROTECTED_VISIBILITY) + if(NOT LIBTYPE STREQUAL "STATIC") + set(EXPORT_DECL "__attribute__((visibility(\"protected\")))") + endif() + else() + check_c_source_compiles("int foo() __attribute__((visibility(\"default\"))); int main() {return 0;}" HAVE_GCC_DEFAULT_VISIBILITY) - IF(HAVE_GCC_DEFAULT_VISIBILITY) - SET(EXPORT_DECL "__attribute__((visibility(\"default\")))") - ENDIF() - ENDIF() + if(HAVE_GCC_DEFAULT_VISIBILITY) + if(NOT LIBTYPE STREQUAL "STATIC") + set(EXPORT_DECL "__attribute__((visibility(\"default\")))") + endif() + endif() + endif() - IF(HAVE_GCC_PROTECTED_VISIBILITY OR HAVE_GCC_DEFAULT_VISIBILITY) - CHECK_C_COMPILER_FLAG(-fvisibility=hidden HAVE_VISIBILITY_HIDDEN_SWITCH) - IF(HAVE_VISIBILITY_HIDDEN_SWITCH) - SET(C_FLAGS ${C_FLAGS} -fvisibility=hidden) - ENDIF() - ENDIF() + if(HAVE_GCC_PROTECTED_VISIBILITY OR HAVE_GCC_DEFAULT_VISIBILITY) + check_c_compiler_flag(-fvisibility=hidden HAVE_VISIBILITY_HIDDEN_SWITCH) + if(HAVE_VISIBILITY_HIDDEN_SWITCH) + set(C_FLAGS ${C_FLAGS} -fvisibility=hidden) + endif() + endif() - SET(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS}") -ENDIF() + set(CMAKE_REQUIRED_FLAGS "${OLD_REQUIRED_FLAGS}") +endif() set(SSE2_SWITCH "") |