diff options
Diffstat (limited to 'src/internal/perk_visibility_impl.h')
| -rw-r--r-- | src/internal/perk_visibility_impl.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/src/internal/perk_visibility_impl.h b/src/internal/perk_visibility_impl.h new file mode 100644 index 0000000..0057b8b --- /dev/null +++ b/src/internal/perk_visibility_impl.h @@ -0,0 +1,26 @@ +#ifndef PERK_VISIBILITY_IMPL_H +#define PERK_VISIBILITY_IMPL_H + +/**********************************************************************/ +/* PE targets: __dllexport suffices for the purpose of exporting only */ +/* the desired subset of global symbols; this makes the visibility */ +/* attribute not only redundant, but also tricky if not properly */ +/* supported by the toolchain. */ +/* */ +/* When targeting Midipix hosts, where elf-like visibility is fully */ +/* supported and may be detected via the __PE_VISIBILITY__ macro, */ +/* we utilize the attribute to render private symbols invisibile */ +/* to dlsym(), as well as reduce the size of the .gotstrs section. */ +/**********************************************************************/ + +#if defined(__PE_VISIBILITY__) +#define perk_hidden _ATTR_VISIBILITY_HIDDEN +#elif defined(__PE__) +#define perk_hidden +#elif defined(_ATTR_VISIBILITY_HIDDEN) +#define perk_hidden _ATTR_VISIBILITY_HIDDEN +#else +#define perk_hidden +#endif + +#endif |