diff options
Diffstat (limited to 'libpthread/linuxthreads.old/sysdeps/pthread/bits/libc-tsd.h')
-rw-r--r-- | libpthread/linuxthreads.old/sysdeps/pthread/bits/libc-tsd.h | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/libpthread/linuxthreads.old/sysdeps/pthread/bits/libc-tsd.h b/libpthread/linuxthreads.old/sysdeps/pthread/bits/libc-tsd.h new file mode 100644 index 000000000..97af75ebf --- /dev/null +++ b/libpthread/linuxthreads.old/sysdeps/pthread/bits/libc-tsd.h @@ -0,0 +1,69 @@ +/* libc-internal interface for thread-specific data. LinuxThreads version. + Copyright (C) 1997-2002, 2003 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 Lesser General Public License as + published by the Free Software Foundation; either version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; see the file COPYING.LIB. If + not, see <http://www.gnu.org/licenses/>. */ + +#ifndef _BITS_LIBC_TSD_H +#define _BITS_LIBC_TSD_H 1 + +/* Fast thread-specific data internal to libc. */ +enum __libc_tsd_key_t { _LIBC_TSD_KEY_MALLOC = 0, + _LIBC_TSD_KEY_DL_ERROR, + _LIBC_TSD_KEY_RPC_VARS, + _LIBC_TSD_KEY_LOCALE, + _LIBC_TSD_KEY_CTYPE_B, + _LIBC_TSD_KEY_CTYPE_TOLOWER, + _LIBC_TSD_KEY_CTYPE_TOUPPER, + _LIBC_TSD_KEY_N }; + +#include <features.h> +#include <linuxthreads.old/internals.h> + +#ifdef __UCLIBC_HAS_TLS__ +#include <tls.h> + +/* When __thread works, the generic definition is what we want. */ +# include <sysdeps/generic/bits/libc-tsd.h> + +#else + +# include <bits/libc-lock.h> + +# ifndef SHARED +extern void ** __pthread_internal_tsd_address (int); +extern void *__pthread_internal_tsd_get (int); +extern int __pthread_internal_tsd_set (int, const void *); + +weak_extern (__pthread_internal_tsd_address) +weak_extern (__pthread_internal_tsd_get) +weak_extern (__pthread_internal_tsd_set) +# endif + +#define __libc_tsd_define(CLASS, KEY) CLASS void *__libc_tsd_##KEY##_data; +#define __libc_tsd_address(KEY) \ + __libc_maybe_call2 (pthread_internal_tsd_address, \ + (_LIBC_TSD_KEY_##KEY), &__libc_tsd_##KEY##_data) +#define __libc_tsd_get(KEY) \ + __libc_maybe_call2 (pthread_internal_tsd_get, \ + (_LIBC_TSD_KEY_##KEY), __libc_tsd_##KEY##_data) +#define __libc_tsd_set(KEY, VALUE) \ + __libc_maybe_call2 (pthread_internal_tsd_set, \ + (_LIBC_TSD_KEY_##KEY, (VALUE)), \ + (__libc_tsd_##KEY##_data = (VALUE), 0)) + +#endif + +#endif /* bits/libc-tsd.h */ |