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| author | Brad King <brad.king@kitware.com> | 2020-01-30 14:10:58 (GMT) |
|---|---|---|
| committer | Brad King <brad.king@kitware.com> | 2020-01-31 14:34:06 (GMT) |
| commit | afcd9fe66943259ea9521ff77b32673e0cdf70b2 (patch) | |
| tree | dca73be96274dc28f334e990fa58bc8aa972533e /Help | |
| parent | 67f30811ce6b70717c36951650d9e62b16a14260 (diff) | |
| download | CMake-afcd9fe66943259ea9521ff77b32673e0cdf70b2.zip CMake-afcd9fe66943259ea9521ff77b32673e0cdf70b2.tar.gz CMake-afcd9fe66943259ea9521ff77b32673e0cdf70b2.tar.bz2 | |
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 'Help')
| -rw-r--r-- | Help/manual/cmake-properties.7.rst | 1 | ||||
| -rw-r--r-- | Help/manual/cmake-variables.7.rst | 1 | ||||
| -rw-r--r-- | Help/prop_tgt/AIX_EXPORT_ALL_SYMBOLS.rst | 12 | ||||
| -rw-r--r-- | Help/release/dev/aix-no-export-all.rst | 7 | ||||
| -rw-r--r-- | Help/variable/CMAKE_AIX_EXPORT_ALL_SYMBOLS.rst | 6 |
5 files changed, 27 insertions, 0 deletions
diff --git a/Help/manual/cmake-properties.7.rst b/Help/manual/cmake-properties.7.rst index bcf21a5..fb84378 100644 --- a/Help/manual/cmake-properties.7.rst +++ b/Help/manual/cmake-properties.7.rst @@ -104,6 +104,7 @@ Properties on Targets :maxdepth: 1 /prop_tgt/ADDITIONAL_CLEAN_FILES + /prop_tgt/AIX_EXPORT_ALL_SYMBOLS /prop_tgt/ALIASED_TARGET /prop_tgt/ANDROID_ANT_ADDITIONAL_OPTIONS /prop_tgt/ANDROID_API diff --git a/Help/manual/cmake-variables.7.rst b/Help/manual/cmake-variables.7.rst index 1bcd9bd..5697574 100644 --- a/Help/manual/cmake-variables.7.rst +++ b/Help/manual/cmake-variables.7.rst @@ -323,6 +323,7 @@ Variables that Control the Build .. toctree:: :maxdepth: 1 + /variable/CMAKE_AIX_EXPORT_ALL_SYMBOLS /variable/CMAKE_ANDROID_ANT_ADDITIONAL_OPTIONS /variable/CMAKE_ANDROID_API /variable/CMAKE_ANDROID_API_MIN diff --git a/Help/prop_tgt/AIX_EXPORT_ALL_SYMBOLS.rst b/Help/prop_tgt/AIX_EXPORT_ALL_SYMBOLS.rst new file mode 100644 index 0000000..15ddc0b --- /dev/null +++ b/Help/prop_tgt/AIX_EXPORT_ALL_SYMBOLS.rst @@ -0,0 +1,12 @@ +AIX_EXPORT_ALL_SYMBOLS +---------------------- + +On AIX, CMake automatically exports all symbols from shared libraries, and +from executables with the :prop_tgt:`ENABLE_EXPORTS` target property set. +Explicitly disable this boolean property to suppress the behavior and +export no symbols by default. In this case it is expected that the project +will use other means to export some symbols. + +This property is initialized by the value of +the :variable:`CMAKE_AIX_EXPORT_ALL_SYMBOLS` variable if it is set +when a target is created. diff --git a/Help/release/dev/aix-no-export-all.rst b/Help/release/dev/aix-no-export-all.rst new file mode 100644 index 0000000..fa9ed8d --- /dev/null +++ b/Help/release/dev/aix-no-export-all.rst @@ -0,0 +1,7 @@ +aix-no-export-all +----------------- + +* The :prop_tgt:`AIX_EXPORT_ALL_SYMBOLS` target property and associated + :variable:`CMAKE_AIX_EXPORT_ALL_SYMBOLS` variable were created to + optionally explicitly disbale automatic export of symbols from shared + libraries on AIX. diff --git a/Help/variable/CMAKE_AIX_EXPORT_ALL_SYMBOLS.rst b/Help/variable/CMAKE_AIX_EXPORT_ALL_SYMBOLS.rst new file mode 100644 index 0000000..c64dd48 --- /dev/null +++ b/Help/variable/CMAKE_AIX_EXPORT_ALL_SYMBOLS.rst @@ -0,0 +1,6 @@ +CMAKE_AIX_EXPORT_ALL_SYMBOLS +---------------------------- + +Default value for :prop_tgt:`AIX_EXPORT_ALL_SYMBOLS` target property. +This variable is used to initialize the property on each target as it is +created. |