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Diffstat (limited to 'sysdeps/pthread/call_once.c')
-rw-r--r--sysdeps/pthread/call_once.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/sysdeps/pthread/call_once.c b/sysdeps/pthread/call_once.c
index 9690530ab2..0847dbc9f4 100644
--- a/sysdeps/pthread/call_once.c
+++ b/sysdeps/pthread/call_once.c
@@ -17,11 +17,12 @@
<https://www.gnu.org/licenses/>. */
#include <stdalign.h>
+#include <shlib-compat.h>
#include "thrd_priv.h"
void
-call_once (once_flag *flag, void (*func)(void))
+__call_once (once_flag *flag, void (*func)(void))
{
_Static_assert (sizeof (once_flag) == sizeof (pthread_once_t),
"sizeof (once_flag) != sizeof (pthread_once_t)");
@@ -29,3 +30,11 @@ call_once (once_flag *flag, void (*func)(void))
"alignof (once_flag) != alignof (pthread_once_t)");
__pthread_once ((pthread_once_t *) flag, func);
}
+#if PTHREAD_IN_LIBC
+versioned_symbol (libc, __call_once, call_once, GLIBC_2_34);
+# if OTHER_SHLIB_COMPAT (libpthread, GLIBC_2_28, GLIBC_2_34)
+compat_symbol (libpthread, __call_once, call_once, GLIBC_2_28);
+# endif
+#else /* !PTHREAD_IN_LIBC */
+strong_alias (__call_once, call_once)
+#endif