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authorBrad King <brad.king@kitware.com>2020-01-30 09:10:58 -0500
committerBrad King <brad.king@kitware.com>2020-01-31 09:34:06 -0500
commitafcd9fe66943259ea9521ff77b32673e0cdf70b2 (patch)
treedca73be96274dc28f334e990fa58bc8aa972533e /Modules/Platform/AIX-GNU.cmake
parent67f30811ce6b70717c36951650d9e62b16a14260 (diff)
downloadcmake-afcd9fe66943259ea9521ff77b32673e0cdf70b2.tar.gz
AIX: Add an option to disable automatic exports from shared libraries
Since commit 0f150b69d3 (AIX: Explicitly compute shared object exports for both XL and GNU, 2019-07-11, v3.16.0-rc1~418^2~2) we always export all symbols from shared libraries by default. Add a new target property called `AIX_EXPORT_ALL_SYMBOLS` that can be explicitly set to OFF to suppress this behavior and export no symbols by default. Fixes: #20290
Diffstat (limited to 'Modules/Platform/AIX-GNU.cmake')
-rw-r--r--Modules/Platform/AIX-GNU.cmake4
1 files changed, 2 insertions, 2 deletions
diff --git a/Modules/Platform/AIX-GNU.cmake b/Modules/Platform/AIX-GNU.cmake
index 42e5e364e3..5a532c7ccb 100644
--- a/Modules/Platform/AIX-GNU.cmake
+++ b/Modules/Platform/AIX-GNU.cmake
@@ -23,11 +23,11 @@ macro(__aix_compiler_gnu lang)
# Construct the export list ourselves to pass only the object files so
# that we export only the symbols actually provided by the sources.
set(CMAKE_${lang}_CREATE_SHARED_LIBRARY
- "\"${CMAKE_ROOT}/Modules/Platform/AIX/ExportImportList\" -o <OBJECT_DIR>/exports.exp <OBJECTS>"
+ "\"${CMAKE_ROOT}/Modules/Platform/AIX/ExportImportList\" -o <OBJECT_DIR>/exports.exp <AIX_EXPORTS> <OBJECTS>"
"<CMAKE_${lang}_COMPILER> <CMAKE_SHARED_LIBRARY_${lang}_FLAGS> -Wl,-bE:<OBJECT_DIR>/exports.exp <LANGUAGE_COMPILE_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_${lang}_FLAGS> <SONAME_FLAG><TARGET_SONAME> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>"
)
set(CMAKE_${lang}_LINK_EXECUTABLE_WITH_EXPORTS
- "\"${CMAKE_ROOT}/Modules/Platform/AIX/ExportImportList\" -o <TARGET_IMPLIB> -l . <OBJECTS>"
+ "\"${CMAKE_ROOT}/Modules/Platform/AIX/ExportImportList\" -o <TARGET_IMPLIB> -l . <AIX_EXPORTS> <OBJECTS>"
"<CMAKE_${lang}_COMPILER> <FLAGS> <CMAKE_${lang}_LINK_FLAGS> -Wl,-bE:<TARGET_IMPLIB> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>")
endmacro()