summaryrefslogtreecommitdiff
path: root/libguile/pthread-threads.h
diff options
context:
space:
mode:
Diffstat (limited to 'libguile/pthread-threads.h')
-rw-r--r--libguile/pthread-threads.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/libguile/pthread-threads.h b/libguile/pthread-threads.h
index 6e7e1d678..1dd7e5bc4 100644
--- a/libguile/pthread-threads.h
+++ b/libguile/pthread-threads.h
@@ -68,6 +68,9 @@
#define scm_i_plugin_thread_self pthread_self
#define scm_t_mutex pthread_mutex_t
+#define scm_t_mutexattr pthread_mutexattr_t
+
+extern scm_t_mutexattr scm_i_plugin_mutex; /* The "fast" mutex. */
#define scm_i_plugin_mutex_init pthread_mutex_init
#define scm_i_plugin_mutex_destroy pthread_mutex_destroy
@@ -75,6 +78,25 @@
#define scm_i_plugin_mutex_trylock pthread_mutex_trylock
#define scm_i_plugin_mutex_unlock pthread_mutex_unlock
+#define SCM_REC_MUTEX_MAXSIZE (8 * sizeof (long))
+typedef struct { char _[SCM_REC_MUTEX_MAXSIZE]; } scm_t_rec_mutex;
+
+extern scm_t_mutexattr scm_i_plugin_rec_mutex;
+
+#ifdef PTHREAD_MUTEX_RECURSIVE /* pthreads has recursive mutexes! */
+#define scm_i_plugin_rec_mutex_init pthread_mutex_init
+#define scm_i_plugin_rec_mutex_destroy pthread_mutex_destroy
+#define scm_i_plugin_rec_mutex_lock pthread_mutex_lock
+#define scm_i_plugin_rec_mutex_trylock pthread_mutex_trylock
+#define scm_i_plugin_rec_mutex_unlock pthread_mutex_unlock
+#else
+int scm_i_plugin_rec_mutex_init (scm_t_rec_mutex *, const scm_t_mutexattr *);
+#define scm_i_plugin_rec_mutex_destroy(mx) do { (void) (mx); } while (0)
+int scm_i_plugin_rec_mutex_lock (scm_t_rec_mutex *);
+int scm_i_plugin_rec_mutex_trylock (scm_t_rec_mutex *);
+int scm_i_plugin_rec_mutex_unlock (scm_t_rec_mutex *);
+#endif
+
#define scm_t_cond pthread_cond_t
#define scm_i_plugin_cond_init pthread_cond_init
@@ -93,6 +115,8 @@
#define scm_i_plugin_select select
+void scm_init_pthread_threads (void);
+
#endif /* SCM_THREADS_NULL_H */
/*