diff options
Diffstat (limited to 'libpthread/linuxthreads/sysdeps/pthread/bits')
8 files changed, 722 insertions, 0 deletions
diff --git a/libpthread/linuxthreads/sysdeps/pthread/bits/CVS/Entries b/libpthread/linuxthreads/sysdeps/pthread/bits/CVS/Entries new file mode 100644 index 000000000..a90faa843 --- /dev/null +++ b/libpthread/linuxthreads/sysdeps/pthread/bits/CVS/Entries @@ -0,0 +1,6 @@ +/initspin.h/1.3/Tue Nov 15 14:20:47 2005// +/pthreadtypes.h/1.12/Tue Nov 15 15:32:00 2005// +/typesizes.h/1.2/Tue Nov 15 14:20:47 2005// +/libc-tsd.h/1.9/Tue Nov 29 20:26:59 2005// +/libc-lock.h/1.33/Fri Jan 20 14:26:50 2006// +D diff --git a/libpthread/linuxthreads/sysdeps/pthread/bits/CVS/Repository b/libpthread/linuxthreads/sysdeps/pthread/bits/CVS/Repository new file mode 100644 index 000000000..8eabf3c06 --- /dev/null +++ b/libpthread/linuxthreads/sysdeps/pthread/bits/CVS/Repository @@ -0,0 +1 @@ +ports/linuxthreads/sysdeps/pthread/bits diff --git a/libpthread/linuxthreads/sysdeps/pthread/bits/CVS/Root b/libpthread/linuxthreads/sysdeps/pthread/bits/CVS/Root new file mode 100644 index 000000000..ca45c5d4d --- /dev/null +++ b/libpthread/linuxthreads/sysdeps/pthread/bits/CVS/Root @@ -0,0 +1 @@ +:pserver:anoncvs@sources.redhat.com:/cvs/glibc diff --git a/libpthread/linuxthreads/sysdeps/pthread/bits/initspin.h b/libpthread/linuxthreads/sysdeps/pthread/bits/initspin.h new file mode 100644 index 000000000..a19ec077e --- /dev/null +++ b/libpthread/linuxthreads/sysdeps/pthread/bits/initspin.h @@ -0,0 +1,28 @@ +/* Generic definitions for spinlock initializers. + Copyright (C) 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 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, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* Initial value of a spinlock. Most platforms should use zero, + unless they only implement a "test and clear" operation instead of + the usual "test and set". */ +#define __LT_SPINLOCK_INIT 0 + +/* Macros for lock initializers, using the above definition. */ +#define __LOCK_INITIALIZER { 0, __LT_SPINLOCK_INIT } +#define __ALT_LOCK_INITIALIZER { 0, __LT_SPINLOCK_INIT } +#define __ATOMIC_INITIALIZER { 0, __LT_SPINLOCK_INIT } diff --git a/libpthread/linuxthreads/sysdeps/pthread/bits/libc-lock.h b/libpthread/linuxthreads/sysdeps/pthread/bits/libc-lock.h new file mode 100644 index 000000000..2299b3af5 --- /dev/null +++ b/libpthread/linuxthreads/sysdeps/pthread/bits/libc-lock.h @@ -0,0 +1,409 @@ +/* libc-internal interface for mutex locks. LinuxThreads version. + Copyright (C) 1996,1997,1998,1999,2000,2001,2002,2003,2006 + 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, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#ifndef _BITS_LIBC_LOCK_H +#define _BITS_LIBC_LOCK_H 1 + +#include <pthread.h> + +#if defined _LIBC && !defined NOT_IN_libc +#include <linuxthreads/internals.h> +#endif + +/* Mutex type. */ +#if defined(_LIBC) || defined(_IO_MTSAFE_IO) +typedef pthread_mutex_t __libc_lock_t; +typedef struct { pthread_mutex_t mutex; } __libc_lock_recursive_t; +# ifdef __USE_UNIX98 +typedef pthread_rwlock_t __libc_rwlock_t; +# else +typedef struct __libc_rwlock_opaque__ __libc_rwlock_t; +# endif +typedef __libc_lock_recursive_t __rtld_lock_recursive_t; +#else +typedef struct __libc_lock_opaque__ __libc_lock_t; +typedef struct __libc_lock_recursive_opaque__ __libc_lock_recursive_t; +typedef struct __libc_rwlock_opaque__ __libc_rwlock_t; +#endif + +/* Type for key to thread-specific data. */ +typedef pthread_key_t __libc_key_t; + +/* Define a lock variable NAME with storage class CLASS. The lock must be + initialized with __libc_lock_init before it can be used (or define it + with __libc_lock_define_initialized, below). Use `extern' for CLASS to + declare a lock defined in another module. In public structure + definitions you must use a pointer to the lock structure (i.e., NAME + begins with a `*'), because its storage size will not be known outside + of libc. */ +#define __libc_lock_define(CLASS,NAME) \ + CLASS __libc_lock_t NAME; +#define __libc_rwlock_define(CLASS,NAME) \ + CLASS __libc_rwlock_t NAME; +#define __libc_lock_define_recursive(CLASS,NAME) \ + CLASS __libc_lock_recursive_t NAME; +#define __rtld_lock_define_recursive(CLASS,NAME) \ + CLASS __rtld_lock_recursive_t NAME; + +/* Define an initialized lock variable NAME with storage class CLASS. + + For the C library we take a deeper look at the initializer. For + this implementation all fields are initialized to zero. Therefore + we don't initialize the variable which allows putting it into the + BSS section. (Except on PA-RISC and other odd architectures, where + initialized locks must be set to one due to the lack of normal + atomic operations.) */ + +#if __LT_SPINLOCK_INIT == 0 +# define __libc_lock_define_initialized(CLASS,NAME) \ + CLASS __libc_lock_t NAME; +#else +# define __libc_lock_define_initialized(CLASS,NAME) \ + CLASS __libc_lock_t NAME = PTHREAD_MUTEX_INITIALIZER; +#endif + +#define __libc_rwlock_define_initialized(CLASS,NAME) \ + CLASS __libc_rwlock_t NAME = PTHREAD_RWLOCK_INITIALIZER; + +/* Define an initialized recursive lock variable NAME with storage + class CLASS. */ +#define __libc_lock_define_initialized_recursive(CLASS,NAME) \ + CLASS __libc_lock_recursive_t NAME = _LIBC_LOCK_RECURSIVE_INITIALIZER; +#define _LIBC_LOCK_RECURSIVE_INITIALIZER \ + {PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP} + +#define __rtld_lock_define_initialized_recursive(CLASS,NAME) \ + CLASS __rtld_lock_recursive_t NAME = _RTLD_LOCK_RECURSIVE_INITIALIZER; +#define _RTLD_LOCK_RECURSIVE_INITIALIZER \ + {PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP} + +#if defined _LIBC && defined IS_IN_libpthread +# define __libc_maybe_call(FUNC, ARGS, ELSE) FUNC ARGS +#else +# if defined __PIC__ || (defined _LIBC && defined SHARED) +# define __libc_maybe_call(FUNC, ARGS, ELSE) \ + (__extension__ ({ __typeof (FUNC) *_fn = (FUNC); \ + _fn != NULL ? (*_fn) ARGS : ELSE; })) +# else +# define __libc_maybe_call(FUNC, ARGS, ELSE) \ + (FUNC != NULL ? FUNC ARGS : ELSE) +# endif +#endif +#if defined _LIBC && !defined NOT_IN_libc && defined SHARED +# define __libc_maybe_call2(FUNC, ARGS, ELSE) \ + ({__builtin_expect (__libc_pthread_functions.ptr_##FUNC != NULL, 0) \ + ? __libc_pthread_functions.ptr_##FUNC ARGS : ELSE; }) +#else +# define __libc_maybe_call2(FUNC, ARGS, ELSE) __libc_maybe_call (__##FUNC, ARGS, ELSE) +#endif + +/* Initialize the named lock variable, leaving it in a consistent, unlocked + state. */ +#if defined _LIBC && !defined NOT_IN_libc && defined SHARED +#define __libc_lock_init(NAME) \ + ({ \ + (NAME).__m_count = 0; \ + (NAME).__m_owner = NULL; \ + (NAME).__m_kind = PTHREAD_MUTEX_TIMED_NP; \ + (NAME).__m_lock.__status = 0; \ + (NAME).__m_lock.__spinlock = __LT_SPINLOCK_INIT; \ + 0; }) +#else +#define __libc_lock_init(NAME) \ + (__libc_maybe_call2 (pthread_mutex_init, (&(NAME), NULL), 0)) +#endif +#define __libc_rwlock_init(NAME) \ + (__libc_maybe_call (__pthread_rwlock_init, (&(NAME), NULL), 0)); + +/* Same as last but this time we initialize a recursive mutex. */ +#if defined _LIBC && !defined NOT_IN_libc && defined SHARED +#define __libc_lock_init_recursive(NAME) \ + ({ \ + (NAME).mutex.__m_count = 0; \ + (NAME).mutex.__m_owner = NULL; \ + (NAME).mutex.__m_kind = PTHREAD_MUTEX_RECURSIVE_NP; \ + (NAME).mutex.__m_lock.__status = 0; \ + (NAME).mutex.__m_lock.__spinlock = __LT_SPINLOCK_INIT; \ + 0; }) +#else +#define __libc_lock_init_recursive(NAME) \ + do { \ + if (__pthread_mutex_init != NULL) \ + { \ + pthread_mutexattr_t __attr; \ + __pthread_mutexattr_init (&__attr); \ + __pthread_mutexattr_settype (&__attr, PTHREAD_MUTEX_RECURSIVE_NP); \ + __pthread_mutex_init (&(NAME).mutex, &__attr); \ + __pthread_mutexattr_destroy (&__attr); \ + } \ + } while (0); +#endif +#define __rtld_lock_init_recursive(NAME) \ + __libc_lock_init_recursive (NAME) + +/* Finalize the named lock variable, which must be locked. It cannot be + used again until __libc_lock_init is called again on it. This must be + called on a lock variable before the containing storage is reused. */ +#define __libc_lock_fini(NAME) \ + (__libc_maybe_call2 (pthread_mutex_destroy, (&(NAME)), 0)); +#define __libc_rwlock_fini(NAME) \ + (__libc_maybe_call (__pthread_rwlock_destroy, (&(NAME)), 0)); + +/* Finalize recursive named lock. */ +#define __libc_lock_fini_recursive(NAME) __libc_lock_fini ((NAME).mutex) +#define __rtld_lock_fini_recursive(NAME) __libc_lock_fini_recursive (NAME) + +/* Lock the named lock variable. */ +#define __libc_lock_lock(NAME) \ + (__libc_maybe_call2 (pthread_mutex_lock, (&(NAME)), 0)); +#define __libc_rwlock_rdlock(NAME) \ + (__libc_maybe_call (__pthread_rwlock_rdlock, (&(NAME)), 0)); +#define __libc_rwlock_wrlock(NAME) \ + (__libc_maybe_call (__pthread_rwlock_wrlock, (&(NAME)), 0)); + +/* Lock the recursive named lock variable. */ +#define __libc_lock_lock_recursive(NAME) __libc_lock_lock ((NAME).mutex) + +/* Try to lock the named lock variable. */ +#define __libc_lock_trylock(NAME) \ + (__libc_maybe_call2 (pthread_mutex_trylock, (&(NAME)), 0)) +#define __libc_rwlock_tryrdlock(NAME) \ + (__libc_maybe_call (__pthread_rwlock_tryrdlock, (&(NAME)), 0)) +#define __libc_rwlock_trywrlock(NAME) \ + (__libc_maybe_call (__pthread_rwlock_trywrlock, (&(NAME)), 0)) + +/* Try to lock the recursive named lock variable. */ +#define __libc_lock_trylock_recursive(NAME) __libc_lock_trylock ((NAME).mutex) +#define __rtld_lock_trylock_recursive(NAME) \ + __libc_lock_trylock_recursive (NAME) + +/* Unlock the named lock variable. */ +#define __libc_lock_unlock(NAME) \ + (__libc_maybe_call2 (pthread_mutex_unlock, (&(NAME)), 0)); +#define __libc_rwlock_unlock(NAME) \ + (__libc_maybe_call (__pthread_rwlock_unlock, (&(NAME)), 0)); + +/* Unlock the recursive named lock variable. */ +#define __libc_lock_unlock_recursive(NAME) __libc_lock_unlock ((NAME).mutex) + +#if defined _LIBC && defined SHARED +# define __rtld_lock_default_lock_recursive(lock) \ + ++((pthread_mutex_t *)(lock))->__m_count; + +# define __rtld_lock_default_unlock_recursive(lock) \ + --((pthread_mutex_t *)(lock))->__m_count; + +# define __rtld_lock_lock_recursive(NAME) \ + GL(dl_rtld_lock_recursive) (&(NAME).mutex) + +# define __rtld_lock_unlock_recursive(NAME) \ + GL(dl_rtld_unlock_recursive) (&(NAME).mutex) +#else +#define __rtld_lock_lock_recursive(NAME) __libc_lock_lock_recursive (NAME) +#define __rtld_lock_unlock_recursive(NAME) __libc_lock_unlock_recursive (NAME) +#endif + +/* Define once control variable. */ +#if PTHREAD_ONCE_INIT == 0 +/* Special case for static variables where we can avoid the initialization + if it is zero. */ +# define __libc_once_define(CLASS, NAME) \ + CLASS pthread_once_t NAME +#else +# define __libc_once_define(CLASS, NAME) \ + CLASS pthread_once_t NAME = PTHREAD_ONCE_INIT +#endif + +/* Call handler iff the first call. */ +#define __libc_once(ONCE_CONTROL, INIT_FUNCTION) \ + do { \ + if (__pthread_once != NULL) \ + __pthread_once (&(ONCE_CONTROL), (INIT_FUNCTION)); \ + else if ((ONCE_CONTROL) == PTHREAD_ONCE_INIT) { \ + INIT_FUNCTION (); \ + (ONCE_CONTROL) = 2; \ + } \ + } while (0) + + +/* Start critical region with cleanup. */ +#define __libc_cleanup_region_start(DOIT, FCT, ARG) \ + { struct _pthread_cleanup_buffer _buffer; \ + int _avail = (DOIT) && _pthread_cleanup_push_defer != NULL; \ + if (_avail) { \ + _pthread_cleanup_push_defer (&_buffer, (FCT), (ARG)); \ + } + +/* End critical region with cleanup. */ +#define __libc_cleanup_region_end(DOIT) \ + if (_avail) { \ + _pthread_cleanup_pop_restore (&_buffer, (DOIT)); \ + } \ + } + +/* Sometimes we have to exit the block in the middle. */ +#define __libc_cleanup_end(DOIT) \ + if (_avail) { \ + _pthread_cleanup_pop_restore (&_buffer, (DOIT)); \ + } + +#define __libc_cleanup_push(fct, arg) \ + { struct _pthread_cleanup_buffer _buffer; \ + __libc_maybe_call (_pthread_cleanup_push, (&_buffer, (fct), (arg)), 0) + +#define __libc_cleanup_pop(execute) \ + __libc_maybe_call (_pthread_cleanup_pop, (&_buffer, execute), 0); \ + } + +/* Create thread-specific key. */ +#define __libc_key_create(KEY, DESTRUCTOR) \ + (__libc_maybe_call (__pthread_key_create, (KEY, DESTRUCTOR), 1)) + +/* Get thread-specific data. */ +#define __libc_getspecific(KEY) \ + (__libc_maybe_call (__pthread_getspecific, (KEY), NULL)) + +/* Set thread-specific data. */ +#define __libc_setspecific(KEY, VALUE) \ + (__libc_maybe_call (__pthread_setspecific, (KEY, VALUE), 0)) + + +/* Register handlers to execute before and after `fork'. */ +#define __libc_atfork(PREPARE, PARENT, CHILD) \ + (__libc_maybe_call (__pthread_atfork, (PREPARE, PARENT, CHILD), 0)) + +/* Functions that are used by this file and are internal to the GNU C + library. */ + +extern int __pthread_mutex_init (pthread_mutex_t *__mutex, + __const pthread_mutexattr_t *__mutex_attr); + +extern int __pthread_mutex_destroy (pthread_mutex_t *__mutex); + +extern int __pthread_mutex_trylock (pthread_mutex_t *__mutex); + +extern int __pthread_mutex_lock (pthread_mutex_t *__mutex); + +extern int __pthread_mutex_unlock (pthread_mutex_t *__mutex); + +extern int __pthread_mutexattr_init (pthread_mutexattr_t *__attr); + +extern int __pthread_mutexattr_destroy (pthread_mutexattr_t *__attr); + +extern int __pthread_mutexattr_settype (pthread_mutexattr_t *__attr, + int __kind); + +#ifdef __USE_UNIX98 +extern int __pthread_rwlock_init (pthread_rwlock_t *__rwlock, + __const pthread_rwlockattr_t *__attr); + +extern int __pthread_rwlock_destroy (pthread_rwlock_t *__rwlock); + +extern int __pthread_rwlock_rdlock (pthread_rwlock_t *__rwlock); + +extern int __pthread_rwlock_tryrdlock (pthread_rwlock_t *__rwlock); + +extern int __pthread_rwlock_wrlock (pthread_rwlock_t *__rwlock); + +extern int __pthread_rwlock_trywrlock (pthread_rwlock_t *__rwlock); + +extern int __pthread_rwlock_unlock (pthread_rwlock_t *__rwlock); +#endif + +extern int __pthread_key_create (pthread_key_t *__key, + void (*__destr_function) (void *)); + +extern int __pthread_setspecific (pthread_key_t __key, + __const void *__pointer); + +extern void *__pthread_getspecific (pthread_key_t __key); + +extern int __pthread_once (pthread_once_t *__once_control, + void (*__init_routine) (void)); + +extern int __pthread_atfork (void (*__prepare) (void), + void (*__parent) (void), + void (*__child) (void)); + + + +/* Make the pthread functions weak so that we can elide them from + single-threaded processes. */ +#ifndef __NO_WEAK_PTHREAD_ALIASES +# ifdef weak_extern +# define BP_SYM(sym) sym +weak_extern (BP_SYM (__pthread_mutex_init)) +weak_extern (BP_SYM (__pthread_mutex_destroy)) +weak_extern (BP_SYM (__pthread_mutex_lock)) +weak_extern (BP_SYM (__pthread_mutex_trylock)) +weak_extern (BP_SYM (__pthread_mutex_unlock)) +weak_extern (BP_SYM (__pthread_mutexattr_init)) +weak_extern (BP_SYM (__pthread_mutexattr_destroy)) +weak_extern (BP_SYM (__pthread_mutexattr_settype)) +weak_extern (BP_SYM (__pthread_rwlock_init)) +weak_extern (BP_SYM (__pthread_rwlock_destroy)) +weak_extern (BP_SYM (__pthread_rwlock_rdlock)) +weak_extern (BP_SYM (__pthread_rwlock_tryrdlock)) +weak_extern (BP_SYM (__pthread_rwlock_wrlock)) +weak_extern (BP_SYM (__pthread_rwlock_trywrlock)) +weak_extern (BP_SYM (__pthread_rwlock_unlock)) +weak_extern (BP_SYM (__pthread_key_create)) +weak_extern (BP_SYM (__pthread_setspecific)) +weak_extern (BP_SYM (__pthread_getspecific)) +weak_extern (BP_SYM (__pthread_once)) +weak_extern (__pthread_initialize) +weak_extern (__pthread_atfork) +weak_extern (BP_SYM (_pthread_cleanup_push)) +weak_extern (BP_SYM (_pthread_cleanup_pop)) +weak_extern (BP_SYM (_pthread_cleanup_push_defer)) +weak_extern (BP_SYM (_pthread_cleanup_pop_restore)) +# else +# pragma weak __pthread_mutex_init +# pragma weak __pthread_mutex_destroy +# pragma weak __pthread_mutex_lock +# pragma weak __pthread_mutex_trylock +# pragma weak __pthread_mutex_unlock +# pragma weak __pthread_mutexattr_init +# pragma weak __pthread_mutexattr_destroy +# pragma weak __pthread_mutexattr_settype +# pragma weak __pthread_rwlock_destroy +# pragma weak __pthread_rwlock_rdlock +# pragma weak __pthread_rwlock_tryrdlock +# pragma weak __pthread_rwlock_wrlock +# pragma weak __pthread_rwlock_trywrlock +# pragma weak __pthread_rwlock_unlock +# pragma weak __pthread_key_create +# pragma weak __pthread_setspecific +# pragma weak __pthread_getspecific +# pragma weak __pthread_once +# pragma weak __pthread_initialize +# pragma weak __pthread_atfork +# pragma weak _pthread_cleanup_push_defer +# pragma weak _pthread_cleanup_pop_restore +# pragma weak _pthread_cleanup_push +# pragma weak _pthread_cleanup_pop +# endif +#endif + +/* We need portable names for some functions. E.g., when they are + used as argument to __libc_cleanup_region_start. */ +#define __libc_mutex_unlock __pthread_mutex_unlock + +#endif /* bits/libc-lock.h */ diff --git a/libpthread/linuxthreads/sysdeps/pthread/bits/libc-tsd.h b/libpthread/linuxthreads/sysdeps/pthread/bits/libc-tsd.h new file mode 100644 index 000000000..fa6eb4be2 --- /dev/null +++ b/libpthread/linuxthreads/sysdeps/pthread/bits/libc-tsd.h @@ -0,0 +1,59 @@ +/* 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, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#ifndef _BITS_LIBC_TSD_H +#define _BITS_LIBC_TSD_H 1 + +#include <linuxthreads/descr.h> +#include <tls.h> + +#if USE_TLS && HAVE___THREAD + +/* 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 */ diff --git a/libpthread/linuxthreads/sysdeps/pthread/bits/pthreadtypes.h b/libpthread/linuxthreads/sysdeps/pthread/bits/pthreadtypes.h new file mode 100644 index 000000000..d1daef07a --- /dev/null +++ b/libpthread/linuxthreads/sysdeps/pthread/bits/pthreadtypes.h @@ -0,0 +1,152 @@ +/* Linuxthreads - a simple clone()-based implementation of Posix */ +/* threads for Linux. */ +/* Copyright (C) 1996 Xavier Leroy (Xavier.Leroy@inria.fr) */ +/* */ +/* This program 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. */ +/* */ +/* This program 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. */ + +#if !defined _BITS_TYPES_H && !defined _PTHREAD_H +# error "Never include <bits/pthreadtypes.h> directly; use <sys/types.h> instead." +#endif + +#ifndef _BITS_PTHREADTYPES_H +#define _BITS_PTHREADTYPES_H 1 + +#define __need_schedparam +#include <bits/sched.h> + +/* Fast locks (not abstract because mutexes and conditions aren't abstract). */ +struct _pthread_fastlock +{ + long int __status; /* "Free" or "taken" or head of waiting list */ + int __spinlock; /* Used by compare_and_swap emulation. Also, + adaptive SMP lock stores spin count here. */ +}; + +#ifndef _PTHREAD_DESCR_DEFINED +/* Thread descriptors */ +typedef struct _pthread_descr_struct *_pthread_descr; +# define _PTHREAD_DESCR_DEFINED +#endif + + +/* Attributes for threads. */ +typedef struct __pthread_attr_s +{ + int __detachstate; + int __schedpolicy; + struct __sched_param __schedparam; + int __inheritsched; + int __scope; + size_t __guardsize; + int __stackaddr_set; + void *__stackaddr; + size_t __stacksize; +} pthread_attr_t; + + +/* Conditions (not abstract because of PTHREAD_COND_INITIALIZER */ + +#ifdef __GLIBC_HAVE_LONG_LONG +__extension__ typedef long long __pthread_cond_align_t; +#else +typedef long __pthread_cond_align_t; +#endif + +typedef struct +{ + struct _pthread_fastlock __c_lock; /* Protect against concurrent access */ + _pthread_descr __c_waiting; /* Threads waiting on this condition */ + char __padding[48 - sizeof (struct _pthread_fastlock) + - sizeof (_pthread_descr) - sizeof (__pthread_cond_align_t)]; + __pthread_cond_align_t __align; +} pthread_cond_t; + + +/* Attribute for conditionally variables. */ +typedef struct +{ + int __dummy; +} pthread_condattr_t; + +/* Keys for thread-specific data */ +typedef unsigned int pthread_key_t; + + +/* Mutexes (not abstract because of PTHREAD_MUTEX_INITIALIZER). */ +/* (The layout is unnatural to maintain binary compatibility + with earlier releases of LinuxThreads.) */ +typedef struct +{ + int __m_reserved; /* Reserved for future use */ + int __m_count; /* Depth of recursive locking */ + _pthread_descr __m_owner; /* Owner thread (if recursive or errcheck) */ + int __m_kind; /* Mutex kind: fast, recursive or errcheck */ + struct _pthread_fastlock __m_lock; /* Underlying fast lock */ +} pthread_mutex_t; + + +/* Attribute for mutex. */ +typedef struct +{ + int __mutexkind; +} pthread_mutexattr_t; + + +/* Once-only execution */ +typedef int pthread_once_t; + + +#if defined __USE_UNIX98 || defined __USE_XOPEN2K +/* Read-write locks. */ +typedef struct _pthread_rwlock_t +{ + struct _pthread_fastlock __rw_lock; /* Lock to guarantee mutual exclusion */ + int __rw_readers; /* Number of readers */ + _pthread_descr __rw_writer; /* Identity of writer, or NULL if none */ + _pthread_descr __rw_read_waiting; /* Threads waiting for reading */ + _pthread_descr __rw_write_waiting; /* Threads waiting for writing */ + int __rw_kind; /* Reader/Writer preference selection */ + int __rw_pshared; /* Shared between processes or not */ +} pthread_rwlock_t; + + +/* Attribute for read-write locks. */ +typedef struct +{ + int __lockkind; + int __pshared; +} pthread_rwlockattr_t; +#endif + +#ifdef __USE_XOPEN2K +/* POSIX spinlock data type. */ +typedef volatile int pthread_spinlock_t; + +/* POSIX barrier. */ +typedef struct { + struct _pthread_fastlock __ba_lock; /* Lock to guarantee mutual exclusion */ + int __ba_required; /* Threads needed for completion */ + int __ba_present; /* Threads waiting */ + _pthread_descr __ba_waiting; /* Queue of waiting threads */ +} pthread_barrier_t; + +/* barrier attribute */ +typedef struct { + int __pshared; +} pthread_barrierattr_t; + +#endif + + +/* Thread identifiers */ +typedef unsigned long int pthread_t; + +#endif /* bits/pthreadtypes.h */ diff --git a/libpthread/linuxthreads/sysdeps/pthread/bits/typesizes.h b/libpthread/linuxthreads/sysdeps/pthread/bits/typesizes.h new file mode 100644 index 000000000..45264ac9c --- /dev/null +++ b/libpthread/linuxthreads/sysdeps/pthread/bits/typesizes.h @@ -0,0 +1,66 @@ +/* bits/typesizes.h -- underlying types for *_t. Generic version. + Copyright (C) 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; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _BITS_TYPES_H +# error "Never include <bits/typesizes.h> directly; use <sys/types.h> instead." +#endif + +#ifndef _BITS_TYPESIZES_H +#define _BITS_TYPESIZES_H 1 + +/* See <bits/types.h> for the meaning of these macros. This file exists so + that <bits/types.h> need not vary across different GNU platforms. */ + +#define __DEV_T_TYPE __UQUAD_TYPE +#define __UID_T_TYPE __U32_TYPE +#define __GID_T_TYPE __U32_TYPE +#define __INO_T_TYPE __ULONGWORD_TYPE +#define __INO64_T_TYPE __UQUAD_TYPE +#define __MODE_T_TYPE __U32_TYPE +#define __NLINK_T_TYPE __UWORD_TYPE +#define __OFF_T_TYPE __SLONGWORD_TYPE +#define __OFF64_T_TYPE __SQUAD_TYPE +#define __PID_T_TYPE __S32_TYPE +#define __RLIM_T_TYPE __ULONGWORD_TYPE +#define __RLIM64_T_TYPE __UQUAD_TYPE +#define __BLKCNT_T_TYPE __SLONGWORD_TYPE +#define __BLKCNT64_T_TYPE __SQUAD_TYPE +#define __FSBLKCNT_T_TYPE __ULONGWORD_TYPE +#define __FSBLKCNT64_T_TYPE __UQUAD_TYPE +#define __FSFILCNT_T_TYPE __ULONGWORD_TYPE +#define __FSFILCNT64_T_TYPE __UQUAD_TYPE +#define __ID_T_TYPE __U32_TYPE +#define __CLOCK_T_TYPE __SLONGWORD_TYPE +#define __TIME_T_TYPE __SLONGWORD_TYPE +#define __USECONDS_T_TYPE __U32_TYPE +#define __SUSECONDS_T_TYPE __SLONGWORD_TYPE +#define __DADDR_T_TYPE __S32_TYPE +#define __SWBLK_T_TYPE __SLONGWORD_TYPE +#define __KEY_T_TYPE __S32_TYPE +#define __CLOCKID_T_TYPE __S32_TYPE +#define __TIMER_T_TYPE __S32_TYPE +#define __BLKSIZE_T_TYPE __SLONGWORD_TYPE +#define __FSID_T_TYPE struct { int __val[2]; } +#define __SSIZE_T_TYPE __SWORD_TYPE + +/* Number of descriptors that can fit in an `fd_set'. */ +#define __FD_SETSIZE 1024 + + +#endif /* bits/typesizes.h */ |