diff options
author | Richard Maw <richard.maw@codethink.co.uk> | 2012-01-17 14:43:55 +0000 |
---|---|---|
committer | Richard Maw <richard.maw@codethink.co.uk> | 2012-01-17 14:43:55 +0000 |
commit | 2de9abc5c9d40b3c716307d67d16146f823fd554 (patch) | |
tree | 6979db67934ddc8b564150b465846a383b428ff8 /gnulib/lib/pthread.in.h | |
parent | 33cc1c6fda6e72a7bae1401e9b2cec495a4d3ff1 (diff) | |
download | patch-baserock/bootstrap.tar.gz |
add the output of bootstrapbaserock/bootstrap-pass2baserock/bootstrap
Diffstat (limited to 'gnulib/lib/pthread.in.h')
m--------- | gnulib | 0 | ||||
-rw-r--r-- | gnulib/lib/pthread.in.h | 274 |
2 files changed, 274 insertions, 0 deletions
diff --git a/gnulib b/gnulib deleted file mode 160000 -Subproject 443bc5ffcf7429e557f4a371b0661abe98ddbc1 diff --git a/gnulib/lib/pthread.in.h b/gnulib/lib/pthread.in.h new file mode 100644 index 0000000..c05c7c9 --- /dev/null +++ b/gnulib/lib/pthread.in.h @@ -0,0 +1,274 @@ +/* Implement a trivial subset of POSIX 1003.1-2008 pthread.h. + + Copyright (C) 2009-2011 Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software Foundation, + Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ + +/* Written by Paul Eggert and Glen Lenker. */ + +#ifndef _@GUARD_PREFIX@_PTHREAD_H_ + +#if __GNUC__ >= 3 +@PRAGMA_SYSTEM_HEADER@ +#endif +@PRAGMA_COLUMNS@ + +/* The include_next requires a split double-inclusion guard. */ +#if @HAVE_PTHREAD_H@ +# @INCLUDE_NEXT@ @NEXT_PTHREAD_H@ +#endif + +#ifndef _@GUARD_PREFIX@_PTHREAD_H_ +#define _@GUARD_PREFIX@_PTHREAD_H_ + +#include <errno.h> +#include <stdlib.h> +#include <sched.h> +#include <sys/types.h> +#include <time.h> + +#if ! @HAVE_PTHREAD_T@ +# if !GNULIB_defined_pthread_types + typedef int pthread_t; + typedef int pthread_attr_t; + typedef int pthread_barrier_t; + typedef int pthread_barrierattr_t; + typedef int pthread_cond_t; + typedef int pthread_condattr_t; + typedef int pthread_key_t; + typedef int pthread_mutex_t; + typedef int pthread_mutexattr_t; + typedef int pthread_once_t; + typedef int pthread_rwlock_t; + typedef int pthread_rwlockattr_t; +# define GNULIB_defined_pthread_types 1 +# endif +#endif + +#ifndef PTHREAD_COND_INITIALIZER +#define PTHREAD_COND_INITIALIZER { 0 } +#define PTHREAD_MUTEX_INITIALIZER { 0 } +#define PTHREAD_ONCE_INIT { 0 } +#define PTHREAD_RWLOCK_INITIALIZER { 0 } + +#define PTHREAD_BARRIER_SERIAL_THREAD (-1) + +#define PTHREAD_CANCEL_DEFERRED 0 +#define PTHREAD_CANCEL_ASYNCHRONOUS 1 + +#define PTHREAD_CANCEL_ENABLE 0 +#define PTHREAD_CANCEL_DISABLE 1 + +#define PTHREAD_CANCELED ((void *) -1) + +#define PTHREAD_CREATE_JOINABLE 0 +#define PTHREAD_CREATE_DETACHED 1 + +#define PTHREAD_INHERIT_SCHED 0 +#define PTHREAD_EXPLICIT_SCHED 1 + +#define PTHREAD_MUTEX_DEFAULT PTHREAD_MUTEX_NORMAL +#define PTHREAD_MUTEX_NORMAL 0 +#define PTHREAD_MUTEX_ERRORCHECK 1 +#define PTHREAD_MUTEX_RECURSIVE 2 + +#define PTHREAD_MUTEX_STALLED 0 +#define PTHREAD_MUTEX_ROBUST 1 + +#define PTHREAD_PRIO_NONE 0 +#define PTHREAD_PRIO_INHERIT 1 +#define PTHREAD_PRIO_PROTECT 2 + +#define PTHREAD_PROCESS_PRIVATE 0 +#define PTHREAD_PROCESS_SHARED 1 + +#define PTHREAD_SCOPE_SYSTEM 0 +#define PTHREAD_SCOPE_PROCESS 1 +#endif + +#if ! @HAVE_PTHREAD_T@ + +# if !GNULIB_defined_pthread_functions + +/* Provide substitutes for the thread functions that should work + adequately on a single-threaded implementation, where + pthread_create always fails. The goal is to let programs compile + on non-pthread hosts with minimal runtime overhead. + + Omit interfaces that have not been analyzed and for which we do not + know what to do, so that they elicit a compile-time error for + now. */ + +static inline int +pthread_cond_destroy (pthread_cond_t *cond) +{ + /* COND is never seriously used. */ + return 0; +} + +static inline int +pthread_cond_init (pthread_cond_t *restrict cond, + pthread_condattr_t const *restrict attr) +{ + /* COND is never seriously used. */ + return 0; +} + +static inline int +pthread_cond_signal (pthread_cond_t *cond) +{ + /* No threads can currently be blocked on COND. */ + return 0; +} + +static inline int +pthread_cond_wait (pthread_cond_t *restrict cond, + pthread_mutex_t *restrict mutex) +{ + /* Properly-written applications never come here. */ + abort (); + return 0; +} + +static inline int +pthread_create (pthread_t *restrict thread, + pthread_attr_t const *restrict attr, + void * (*start_routine) (void*), void *restrict arg) +{ + /* Do not create a thread. */ + return EAGAIN; +} + +static inline void +pthread_exit (void *value) +{ + /* There is just one thread, so the process exits. */ + exit (0); +} + +static inline int +pthread_join (pthread_t thread, void **pvalue) +{ + /* Properly-written applications never come here. */ + abort (); + return 0; +} + +static inline int +pthread_mutexattr_destroy (pthread_mutexattr_t *attr) +{ + return 0; +} + +static inline int +pthread_mutexattr_init (pthread_mutexattr_t *attr) +{ + return 0; +} + +static inline int +pthread_mutexattr_settype (pthread_mutexattr_t *attr, int attr_type) +{ + return 0; +} + +static inline int +pthread_mutex_destroy (pthread_mutex_t *mutex) +{ + /* MUTEX is never seriously used. */ + return 0; +} + +static inline int +pthread_mutex_init (pthread_mutex_t *restrict mutex, + pthread_mutexattr_t const *restrict attr) +{ + /* MUTEX is never seriously used. */ + return 0; +} + +static inline int +pthread_mutex_lock (pthread_mutex_t *mutex) +{ + /* There is only one thread, so it always gets the lock. This + implementation does not support PTHREAD_MUTEX_ERRORCHECK. */ + return 0; +} + +static inline int +pthread_mutex_trylock (pthread_mutex_t *mutex) +{ + return pthread_mutex_lock (mutex); +} + +static inline int +pthread_mutex_unlock (pthread_mutex_t *mutex) +{ + /* There is only one thread, so it always unlocks successfully. + This implementation does not support robust mutexes or + PTHREAD_MUTEX_ERRORCHECK. */ + return 0; +} + +# define GNULIB_defined_pthread_functions 1 +# endif + +#endif + +#if ! @HAVE_PTHREAD_SPINLOCK_T@ + +# if !GNULIB_defined_pthread_spinlock_t + +/* Approximate spinlocks with mutexes. */ + +typedef pthread_mutex_t pthread_spinlock_t; + +static inline int +pthread_spin_init (pthread_spinlock_t *lock, int pshared) +{ + return pthread_mutex_init (lock, NULL); +} + +static inline int +pthread_spin_destroy (pthread_spinlock_t *lock) +{ + return pthread_mutex_destroy (lock); +} + +static inline int +pthread_spin_lock (pthread_spinlock_t *lock) +{ + return pthread_mutex_lock (lock); +} + +static inline int +pthread_spin_trylock (pthread_spinlock_t *lock) +{ + return pthread_mutex_trylock (lock); +} + +static inline int +pthread_spin_unlock (pthread_spinlock_t *lock) +{ + return pthread_mutex_unlock (lock); +} + +# define GNULIB_defined_pthread_spinlock_t 1 +# endif + +#endif + +#endif /* _@GUARD_PREFIX@_PTHREAD_H_ */ +#endif /* _@GUARD_PREFIX@_PTHREAD_H_ */ |