1*7567a0bfSguenther /* $OpenBSD: namespace.h,v 1.1 2016/04/02 19:56:53 guenther Exp $ */ 2*7567a0bfSguenther 3*7567a0bfSguenther #ifndef _LIBPTHREAD_NAMESPACE_H_ 4*7567a0bfSguenther #define _LIBPTHREAD_NAMESPACE_H_ 5*7567a0bfSguenther 6*7567a0bfSguenther /* 7*7567a0bfSguenther * Copyright (c) 2016 Philip Guenther <guenther@openbsd.org> 8*7567a0bfSguenther * 9*7567a0bfSguenther * Permission to use, copy, modify, and distribute this software for any 10*7567a0bfSguenther * purpose with or without fee is hereby granted, provided that the above 11*7567a0bfSguenther * copyright notice and this permission notice appear in all copies. 12*7567a0bfSguenther * 13*7567a0bfSguenther * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 14*7567a0bfSguenther * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 15*7567a0bfSguenther * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 16*7567a0bfSguenther * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 17*7567a0bfSguenther * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 18*7567a0bfSguenther * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 19*7567a0bfSguenther * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 20*7567a0bfSguenther */ 21*7567a0bfSguenther 22*7567a0bfSguenther #include <sys/cdefs.h> /* for __dso_hidden and __strong_alias */ 23*7567a0bfSguenther 24*7567a0bfSguenther #ifndef PIC 25*7567a0bfSguenther # define WEAK_IN_STATIC_ALIAS(x,y) __weak_alias(x,y) 26*7567a0bfSguenther # define WEAK_IN_STATIC __attribute__((weak)) 27*7567a0bfSguenther #else 28*7567a0bfSguenther # define WEAK_IN_STATIC_ALIAS(x,y) __strong_alias(x,y) 29*7567a0bfSguenther # define WEAK_IN_STATIC /* nothing */ 30*7567a0bfSguenther #endif 31*7567a0bfSguenther 32*7567a0bfSguenther #define HIDDEN(x) _libpthread_##x 33*7567a0bfSguenther #define HIDDEN_STRING(x) "_libpthread_" __STRING(x) 34*7567a0bfSguenther 35*7567a0bfSguenther #define PROTO_NORMAL(x) __dso_hidden typeof(x) x asm(HIDDEN_STRING(x)) 36*7567a0bfSguenther #define PROTO_STD_DEPRECATED(x) typeof(x) x __attribute__((deprecated)) 37*7567a0bfSguenther #define PROTO_DEPRECATED(x) PROTO_STD_DEPRECATED(x) WEAK_IN_STATIC 38*7567a0bfSguenther 39*7567a0bfSguenther #define DEF_STD(x) __strong_alias(x, HIDDEN(x)) 40*7567a0bfSguenther #define DEF_NONSTD(x) WEAK_IN_STATIC_ALIAS(x, HIDDEN(x)) 41*7567a0bfSguenther 42*7567a0bfSguenther #endif /* _LIBPTHREAD_NAMESPACE_H_ */ 43*7567a0bfSguenther 44