diff options
Diffstat (limited to 'sysdeps/nptl')
| -rw-r--r-- | sysdeps/nptl/libc-lockP.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/sysdeps/nptl/libc-lockP.h b/sysdeps/nptl/libc-lockP.h index e573689799..aad9c9778c 100644 --- a/sysdeps/nptl/libc-lockP.h +++ b/sysdeps/nptl/libc-lockP.h @@ -210,9 +210,15 @@ _Static_assert (LLL_LOCK_INITIALIZER == 0, "LLL_LOCK_INITIALIZER != 0"); CLASS pthread_once_t NAME = PTHREAD_ONCE_INIT #endif -/* Call handler iff the first call. */ -#define __libc_once(ONCE_CONTROL, INIT_FUNCTION) \ +/* Call handler iff the first call. Use a local call in libc, but the + global pthread_once symbol elsewhere. */ +#if IS_IN (libc) +# define __libc_once(ONCE_CONTROL, INIT_FUNCTION) \ __pthread_once (&(ONCE_CONTROL), INIT_FUNCTION) +#else +# define __libc_once(ONCE_CONTROL, INIT_FUNCTION) \ + pthread_once (&(ONCE_CONTROL), INIT_FUNCTION) +#endif /* Get once control variable. */ #define __libc_once_get(ONCE_CONTROL) ((ONCE_CONTROL) != PTHREAD_ONCE_INIT) |