gthr-tpf.h (__gthread_recursive_mutex_t): New type.

2004-10-02  P.J. Darcy  <darcypj@us.ibm.com>

	* gthr-tpf.h (__gthread_recursive_mutex_t): New type.
	(__GTHREAD_RECURSIVE_MUTEX_INIT): Define.
	(__gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock,
	__gthread_recursive_mutex_unlock): New functions.

From-SVN: r88418

gcc/ChangeLog

 2004-10-02  P.J. Darcy  <darcypj@us.ibm.com>
 
+	* gthr-tpf.h (__gthread_recursive_mutex_t): New type.
+	(__GTHREAD_RECURSIVE_MUTEX_INIT): Define.
+	(__gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock,
+	__gthread_recursive_mutex_unlock): New functions.
+
+2004-10-02  P.J. Darcy  <darcypj@us.ibm.com>
+
 	* config/s390/t-tpf (LIB2ADDEH): Remove tpf-eh.c.
 	* config/s390/tpf-eh.c: Remove file.
 	* config/s390/tpf-unwind.h: New file.

gcc/gthr-tpf.h

@@ -51,6 +51,13 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
 typedef pthread_key_t __gthread_key_t;
 typedef pthread_once_t __gthread_once_t;
 typedef pthread_mutex_t __gthread_mutex_t;
+typedef pthread_mutex_t __gthread_recursive_mutex_t;
+
+#if defined(PTHREAD_RECURSIVE_MUTEX_INITIALIZER)
+#define __GTHREAD_RECURSIVE_MUTEX_INIT PTHREAD_RECURSIVE_MUTEX_INITIALIZER
+#elif defined(PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP)
+#define __GTHREAD_RECURSIVE_MUTEX_INIT PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP
+#endif
 
 #define __GTHREAD_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER
 #define __GTHREAD_ONCE_INIT PTHREAD_ONCE_INIT
@@ -154,4 +161,31 @@ __gthread_mutex_unlock (__gthread_mutex_t *mutex)
     return 0;
 }
 
+static inline int
+__gthread_recursive_mutex_lock (__gthread_recursive_mutex_t *mutex)
+{
+  if (__tpf_pthread_active ())
+    return __gthread_mutex_lock (mutex);
+  else
+    return 0;
+}
+
+static inline int
+__gthread_recursive_mutex_trylock (__gthread_recursive_mutex_t *mutex)
+{
+  if (__tpf_pthread_active ())
+    return __gthread_mutex_trylock (mutex);
+  else
+    return 0;
+}
+
+static inline int
+__gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *mutex)
+{
+  if (__tpf_pthread_active ())
+    return __gthread_mutex_unlock (mutex);
+  else
+    return 0;
+}
+
 #endif /* ! GCC_GTHR_TPF_H */