diff options
Diffstat (limited to 'newlib/libc/sys/linux/linuxthreads/weaks.c')
| -rw-r--r-- | newlib/libc/sys/linux/linuxthreads/weaks.c | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/newlib/libc/sys/linux/linuxthreads/weaks.c b/newlib/libc/sys/linux/linuxthreads/weaks.c new file mode 100644 index 000000000..6e2cf4bf1 --- /dev/null +++ b/newlib/libc/sys/linux/linuxthreads/weaks.c @@ -0,0 +1,121 @@ +/* The weak pthread functions for Linux. + Copyright (C) 1996,1997,1998,1999,2000,2001 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <errno.h> +#include <limits.h> +#include <stdlib.h> +#include <shlib-compat.h> +#include <bp-sym.h> +#include "libc-symbols.h" + +extern int __pthread_return_0 (void); +extern int __pthread_return_1 (void); +extern void __pthread_return_void (void); +extern void weak_function pthread_exit (void *__retval) + __attribute__ ((noreturn)); + +/* Those are pthread functions which return 0 if successful. */ +weak_alias (__pthread_return_0, BP_SYM (__libc_pthread_attr_init_2_1)) +versioned_symbol (libpthread, BP_SYM (__libc_pthread_attr_init_2_1), + BP_SYM (pthread_attr_init), GLIBC_2_1); +#if SHLIB_COMPAT(libpthread, GLIBC_2_0, GLIBC_2_1) +weak_alias (__pthread_return_0, BP_SYM (__libc_pthread_attr_init_2_0)) +compat_symbol (libpthread, BP_SYM (__libc_pthread_attr_init_2_0), + BP_SYM (pthread_attr_init), GLIBC_2_0); +#endif +weak_alias (__pthread_return_0, BP_SYM (pthread_attr_destroy)) +weak_alias (__pthread_return_0, BP_SYM (pthread_attr_setdetachstate)) +weak_alias (__pthread_return_0, BP_SYM (pthread_attr_getdetachstate)) +weak_alias (__pthread_return_0, BP_SYM (pthread_attr_setschedparam)) +weak_alias (__pthread_return_0, BP_SYM (pthread_attr_getschedparam)) +weak_alias (__pthread_return_0, BP_SYM (pthread_attr_setschedpolicy)) +weak_alias (__pthread_return_0, BP_SYM (pthread_attr_getschedpolicy)) +weak_alias (__pthread_return_0, BP_SYM (pthread_attr_setinheritsched)) +weak_alias (__pthread_return_0, BP_SYM (pthread_attr_getinheritsched)) +weak_alias (__pthread_return_0, BP_SYM (pthread_attr_setscope)) +weak_alias (__pthread_return_0, BP_SYM (pthread_attr_getscope)) +weak_alias (__pthread_return_0, BP_SYM (pthread_attr_setstackaddr)) +weak_alias (__pthread_return_0, BP_SYM (pthread_attr_getstackaddr)) +weak_alias (__pthread_return_0, BP_SYM (pthread_attr_setstacksize)) +weak_alias (__pthread_return_0, BP_SYM (pthread_attr_getstacksize)) +weak_alias (__pthread_return_0, BP_SYM (pthread_mutex_init)) +weak_alias (__pthread_return_0, BP_SYM (pthread_mutex_destroy)) +weak_alias (__pthread_return_0, BP_SYM (pthread_mutex_lock)) +weak_alias (__pthread_return_0, BP_SYM (pthread_mutex_trylock)) +weak_alias (__pthread_return_0, BP_SYM (pthread_mutex_unlock)) +weak_alias (__pthread_return_0, BP_SYM (pthread_mutexattr_init)) +weak_alias (__pthread_return_0, BP_SYM (pthread_mutexattr_destroy)) +weak_alias (__pthread_return_0, BP_SYM (pthread_mutexattr_settype)) +weak_alias (__pthread_return_0, BP_SYM (pthread_mutexattr_gettype)) +weak_alias (__pthread_return_0, BP_SYM (pthread_condattr_init)) +weak_alias (__pthread_return_0, BP_SYM (pthread_condattr_destroy)) +weak_alias (__pthread_return_0, BP_SYM (pthread_setschedparam)) +weak_alias (__pthread_return_0, BP_SYM (pthread_getschedparam)) +weak_alias (__pthread_return_0, BP_SYM (pthread_getcancelstate)) +weak_alias (__pthread_return_0, BP_SYM (pthread_setcancelstate)) +weak_alias (__pthread_return_0, BP_SYM (pthread_setcanceltype)) +weak_alias (__pthread_return_0, pthread_setconcurrency) +weak_alias (__pthread_return_0, pthread_getconcurrency) +weak_alias (__pthread_return_0, pthread_self) +weak_alias (__pthread_return_0, BP_SYM (pthread_cond_init)) +weak_alias (__pthread_return_0, BP_SYM (pthread_cond_destroy)) +weak_alias (__pthread_return_0, BP_SYM (pthread_cond_wait)) +weak_alias (__pthread_return_0, BP_SYM (pthread_cond_timedwait)) +weak_alias (__pthread_return_0, BP_SYM (pthread_cond_signal)) +weak_alias (__pthread_return_0, BP_SYM (pthread_cond_broadcast)) +weak_alias (__pthread_return_0, BP_SYM (pthread_rwlock_init)) +weak_alias (__pthread_return_0, BP_SYM (pthread_rwlock_destroy)) +weak_alias (__pthread_return_0, BP_SYM (pthread_rwlock_rdlock)) +weak_alias (__pthread_return_0, BP_SYM (pthread_rwlock_wrlock)) +weak_alias (__pthread_return_0, BP_SYM (pthread_rwlock_tryrdlock)) +weak_alias (__pthread_return_0, BP_SYM (pthread_rwlock_trywrlock)) +weak_alias (__pthread_return_0, BP_SYM (pthread_rwlock_unlock)) +weak_alias (__pthread_return_0, BP_SYM (pthread_rwlockattr_init)) +weak_alias (__pthread_return_0, BP_SYM (pthread_rwlockattr_destroy)) +weak_alias (__pthread_return_0, BP_SYM (pthread_rwlockattr_setpshared)) +weak_alias (__pthread_return_0, BP_SYM (pthread_rwlockattr_getpshared)) + + +/* Those are pthread functions which return 1 if successful. */ +weak_alias (__pthread_return_1, pthread_equal) + +/* pthread_exit () is a special case. */ +void +weak_function +pthread_exit (void *retval) +{ + exit (EXIT_SUCCESS); +} + +int +__pthread_return_0 (void) +{ + return 0; +} + +int +__pthread_return_1 (void) +{ + return 1; +} + +void +__pthread_return_void (void) +{ +} |