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Diffstat (limited to 'Help/prop_tgt/DEFINE_SYMBOL.rst')
| -rw-r--r-- | Help/prop_tgt/DEFINE_SYMBOL.rst | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/Help/prop_tgt/DEFINE_SYMBOL.rst b/Help/prop_tgt/DEFINE_SYMBOL.rst new file mode 100644 index 0000000..eb7f937 --- /dev/null +++ b/Help/prop_tgt/DEFINE_SYMBOL.rst @@ -0,0 +1,11 @@ +DEFINE_SYMBOL +------------- + +Define a symbol when compiling this target's sources. + +``DEFINE_SYMBOL`` sets the name of the preprocessor symbol defined when +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. |