diff options
| author | Guillem Jover <guillem@hadrons.org> | 2019-08-06 19:14:29 +0200 |
|---|---|---|
| committer | Guillem Jover <guillem@hadrons.org> | 2019-08-08 03:22:09 +0200 |
| commit | 2e071c3cc152ec55db7b87248fdc017a0f735302 (patch) | |
| tree | 89a1f452376f18986d48492adf6d597e4468cbee /src/local-link.h | |
| parent | 890699a78b892a8591cd465f97d4967ee94d54c9 (diff) | |
build: Support platforms without symbol versioning
The .symver directive is ELF-specific. On non-ELF platforms, work around
this with __attribute__((__alias__)) for the default symbol, and ignore
the variant versioned symbols.
Based-on-patch-by: Aaron Dierking <aarond@fb.com>
Signed-off-by: Guillem Jover <guillem@hadrons.org>
Diffstat (limited to 'src/local-link.h')
| -rw-r--r-- | src/local-link.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/local-link.h b/src/local-link.h index 5a17bfe..0d4351a 100644 --- a/src/local-link.h +++ b/src/local-link.h @@ -31,10 +31,17 @@ static const char libbsd_emit_link_warning_##symbol[] \ __attribute__((__used__,__section__(".gnu.warning." #symbol))) = msg; +#ifdef __ELF__ #define libbsd_symver_default(alias, symbol, version) \ __asm__(".symver " #symbol "," #alias "@@" #version) #define libbsd_symver_variant(alias, symbol, version) \ __asm__(".symver " #symbol "," #alias "@" #version) +#else +#define libbsd_symver_default(alias, symbol, version) \ + extern __typeof(symbol) alias __attribute__((__alias__(#symbol))) + +#define libbsd_symver_variant(alias, symbol, version) +#endif #endif |