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| author | Ralf Habacker <ralf.habacker@freenet.de> | 2023-01-12 11:28:35 (GMT) |
|---|---|---|
| committer | Ralf Habacker <ralf.habacker@freenet.de> | 2023-01-17 13:23:02 (GMT) |
| commit | 22d8ff63f5b740eae7c502ba520151c14b0252ab (patch) | |
| tree | b11c38c032704437efaec1b0ea81d6863e491e24 | |
| parent | 304f13330587aa182863eff83dae3c715e3fdc89 (diff) | |
| download | CMake-22d8ff63f5b740eae7c502ba520151c14b0252ab.zip CMake-22d8ff63f5b740eae7c502ba520151c14b0252ab.tar.gz CMake-22d8ff63f5b740eae7c502ba520151c14b0252ab.tar.bz2 | |
Help: add notes for POSIX platforms to the DEFINE_SYMBOL target property
Fixes #24310
| -rw-r--r-- | Help/prop_tgt/DEFINE_SYMBOL.rst | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/Help/prop_tgt/DEFINE_SYMBOL.rst b/Help/prop_tgt/DEFINE_SYMBOL.rst index eb7f937..775cf89 100644 --- a/Help/prop_tgt/DEFINE_SYMBOL.rst +++ b/Help/prop_tgt/DEFINE_SYMBOL.rst @@ -8,4 +8,10 @@ compiling sources in a shared library. If not set here then it is set to ``target_EXPORTS`` by default (with some substitutions if the target is not a valid C identifier). This is useful for headers to know whether they are being included from inside their library or outside to -properly setup dllexport/dllimport decorations. +properly setup dllexport/dllimport decorations on Windows. + +On POSIX platforms, this can optionally be used to control the visibility +of symbols. + +CMake provides support for such decorations with the :module:`GenerateExportHeader` +module. |