libguile/pthread-threads.h

   1 /* classes: h_files */
   2
   3 #ifndef SCM_PTHREADS_THREADS_H
   4 #define SCM_PTHREADS_THREADS_H
   5
   6 /* Copyright (C) 2002, 2005, 2006 Free Software Foundation, Inc.
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public License
  10  * as published by the Free Software Foundation; either version 3 of
  11  * the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful, but
  14  * WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  21  * 02110-1301 USA
  22  */
  23
  24 \f
  25
  26 /* The pthreads-threads implementation.  This is a direct mapping.
  27 */
  28
  29 #include <pthread.h>
  30 #include <sched.h>
  31
  32 /* `libgc' intercepts pthread calls by defining wrapping macros.  */
  33 #include "libguile/bdw-gc.h"
  34
  35 /* Threads
  36 */
  37 #define scm_i_pthread_t                     pthread_t
  38 #define scm_i_pthread_self                  pthread_self
  39 #define scm_i_pthread_create                pthread_create
  40 #define scm_i_pthread_detach                pthread_detach
  41 #define scm_i_pthread_exit                  pthread_exit
  42 #define scm_i_pthread_cancel                pthread_cancel
  43 #define scm_i_pthread_cleanup_push          pthread_cleanup_push
  44 #define scm_i_pthread_cleanup_pop           pthread_cleanup_pop
  45 #define scm_i_sched_yield                   sched_yield
  46
  47 /* Signals
  48  */
  49 #define scm_i_pthread_sigmask               pthread_sigmask
  50
  51 /* Mutexes
  52  */
  53 #if SCM_NEED_BRACES_ON_PTHREAD_MUTEX_INITIALIZER
  54 # define SCM_I_PTHREAD_MUTEX_INITIALIZER     { PTHREAD_MUTEX_INITIALIZER }
  55 #else
  56 # define SCM_I_PTHREAD_MUTEX_INITIALIZER     PTHREAD_MUTEX_INITIALIZER
  57 #endif
  58 #define scm_i_pthread_mutex_t               pthread_mutex_t
  59 #define scm_i_pthread_mutex_init            pthread_mutex_init
  60 #define scm_i_pthread_mutex_destroy         pthread_mutex_destroy
  61 #define scm_i_pthread_mutex_trylock         pthread_mutex_trylock
  62 #define scm_i_pthread_mutex_lock            pthread_mutex_lock
  63 #define scm_i_pthread_mutex_unlock          pthread_mutex_unlock
  64 extern pthread_mutexattr_t scm_i_pthread_mutexattr_recursive[1];
  65
  66 /* Condition variables
  67  */
  68 #define SCM_I_PTHREAD_COND_INITIALIZER      PTHREAD_COND_INITIALIZER
  69 #define scm_i_pthread_cond_t                pthread_cond_t
  70 #define scm_i_pthread_cond_init             pthread_cond_init
  71 #define scm_i_pthread_cond_destroy          pthread_cond_destroy
  72 #define scm_i_pthread_cond_signal           pthread_cond_signal
  73 #define scm_i_pthread_cond_broadcast        pthread_cond_broadcast
  74 #define scm_i_pthread_cond_wait             pthread_cond_wait
  75 #define scm_i_pthread_cond_timedwait        pthread_cond_timedwait
  76
  77 /* Onces
  78  */
  79 #define scm_i_pthread_once_t                pthread_once_t
  80 #define scm_i_pthread_once                  pthread_once
  81 #if SCM_NEED_BRACES_ON_PTHREAD_ONCE_INIT
  82 #define SCM_I_PTHREAD_ONCE_INIT             { PTHREAD_ONCE_INIT }
  83 #else
  84 #define SCM_I_PTHREAD_ONCE_INIT             PTHREAD_ONCE_INIT
  85 #endif
  86
  87 /* Thread specific storage
  88  */
  89 #define scm_i_pthread_key_t                 pthread_key_t
  90 #define scm_i_pthread_key_create            pthread_key_create
  91 #define scm_i_pthread_setspecific           pthread_setspecific
  92 #define scm_i_pthread_getspecific           pthread_getspecific
  93
  94 /* Convenience functions
  95  */
  96 #define scm_i_scm_pthread_mutex_lock        scm_pthread_mutex_lock
  97 #define scm_i_dynwind_pthread_mutex_lock    scm_dynwind_pthread_mutex_lock
  98 #define scm_i_scm_pthread_cond_wait         scm_pthread_cond_wait
  99 #define scm_i_scm_pthread_cond_timedwait    scm_pthread_cond_timedwait
 100
 101 #endif  /* SCM_PTHREADS_THREADS_H */
 102
 103 /*
 104   Local Variables:
 105   c-file-style: "gnu"
 106   End:
 107 */