2008-06-15 Mark Shinwell <shinwell@codesourcery.com>

[pf3gnuchains/gcc-fork.git] / gcc / gthr-tpf.h

diff --git a/gcc/gthr-tpf.h b/gcc/gthr-tpf.h
index a4e82d1..fd80bd4 100644 (file)
--- a/gcc/gthr-tpf.h
+++ b/gcc/gthr-tpf.h
@@ -1,6 +1,6 @@
 /* Threads compatibility routines for libgcc2 and libobjc.
    Compile this one with gcc.
-   Copyright (C) 2004 Free Software Foundation, Inc.
+   Copyright (C) 2004, 2005 Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -61,6 +61,7 @@ typedef pthread_mutex_t __gthread_recursive_mutex_t;
 
 #define __GTHREAD_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER
 #define __GTHREAD_ONCE_INIT PTHREAD_ONCE_INIT
+#define __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION __gthread_recursive_mutex_init_function
 
 #define NOTATHREAD   00
 #define ECBBASEPTR (unsigned long int) *(unsigned int *)0x00000514u
@@ -69,19 +70,29 @@ typedef pthread_mutex_t __gthread_recursive_mutex_t;
 #define __tpf_pthread_active() (CE2THRCPTR != NOTATHREAD)
 
 #if SUPPORTS_WEAK && GTHREAD_USE_WEAK
+# define __gthrw(name) \
+  static __typeof(name) __gthrw_ ## name __attribute__ ((__weakref__(#name)));
+# define __gthrw_(name) __gthrw_ ## name
+#else
+# define __gthrw(name)
+# define __gthrw_(name) name
+#endif
 
-#pragma weak pthread_once
-#pragma weak pthread_key_create
-#pragma weak pthread_key_delete
-#pragma weak pthread_getspecific
-#pragma weak pthread_setspecific
-#pragma weak pthread_create
-
-#pragma weak pthread_mutex_lock
-#pragma weak pthread_mutex_trylock
-#pragma weak pthread_mutex_unlock
-
-#endif /* SUPPORTS_WEAK */
+__gthrw(pthread_once)
+__gthrw(pthread_key_create)
+__gthrw(pthread_key_delete)
+__gthrw(pthread_getspecific)
+__gthrw(pthread_setspecific)
+__gthrw(pthread_create)
+
+__gthrw(pthread_mutex_lock)
+__gthrw(pthread_mutex_trylock)
+__gthrw(pthread_mutex_unlock)
+__gthrw(pthread_mutexattr_init)
+__gthrw(pthread_mutexattr_settype)
+__gthrw(pthread_mutexattr_destroy)
+__gthrw(pthread_mutex_init)
+__gthrw(pthread_mutex_destroy)
 
 static inline int
 __gthread_active_p (void)
@@ -93,7 +104,7 @@ static inline int
 __gthread_once (__gthread_once_t *once, void (*func) (void))
 {
   if (__tpf_pthread_active ())
-    return pthread_once (once, func);
+    return __gthrw_(pthread_once) (once, func);
   else
     return -1;
 }
@@ -102,7 +113,7 @@ static inline int
 __gthread_key_create (__gthread_key_t *key, void (*dtor) (void *))
 {
   if (__tpf_pthread_active ())
-    return pthread_key_create (key, dtor);
+    return __gthrw_(pthread_key_create) (key, dtor);
   else
     return -1;
 }
@@ -111,7 +122,7 @@ static inline int
 __gthread_key_delete (__gthread_key_t key)
 {
   if (__tpf_pthread_active ())
-    return pthread_key_delete (key);
+    return __gthrw_(pthread_key_delete) (key);
   else
     return -1;
 }
@@ -120,7 +131,7 @@ static inline void *
 __gthread_getspecific (__gthread_key_t key)
 {
   if (__tpf_pthread_active ())
-    return pthread_getspecific (key);
+    return __gthrw_(pthread_getspecific) (key);
   else
     return NULL;
 }
@@ -129,16 +140,25 @@ static inline int
 __gthread_setspecific (__gthread_key_t key, const void *ptr)
 {
   if (__tpf_pthread_active ())
-    return pthread_setspecific (key, ptr);
+    return __gthrw_(pthread_setspecific) (key, ptr);
   else
     return -1;
 }
 
 static inline int
+__gthread_mutex_destroy (__gthread_mutex_t *mutex)
+{
+  if (__tpf_pthread_active ())
+    return __gthrw_(pthread_mutex_destroy) (mutex);
+  else
+    return 0;
+}
+
+static inline int
 __gthread_mutex_lock (__gthread_mutex_t *mutex)
 {
   if (__tpf_pthread_active ())
-    return pthread_mutex_lock (mutex);
+    return __gthrw_(pthread_mutex_lock) (mutex);
   else
     return 0;
 }
@@ -147,7 +167,7 @@ static inline int
 __gthread_mutex_trylock (__gthread_mutex_t *mutex)
 {
   if (__tpf_pthread_active ())
-    return pthread_mutex_trylock (mutex);
+    return __gthrw_(pthread_mutex_trylock) (mutex);
   else
     return 0;
 }
@@ -156,7 +176,7 @@ static inline int
 __gthread_mutex_unlock (__gthread_mutex_t *mutex)
 {
   if (__tpf_pthread_active ())
-    return pthread_mutex_unlock (mutex);
+    return __gthrw_(pthread_mutex_unlock) (mutex);
   else
     return 0;
 }
@@ -188,4 +208,25 @@ __gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *mutex)
     return 0;
 }
 
+static inline int
+__gthread_recursive_mutex_init_function (__gthread_recursive_mutex_t *mutex)
+{ 
+  if (__tpf_pthread_active ())
+    {
+      pthread_mutexattr_t attr;
+      int r;
+
+      r = __gthrw_(pthread_mutexattr_init) (&attr);
+      if (!r)
+       r = __gthrw_(pthread_mutexattr_settype) (&attr, PTHREAD_MUTEX_RECURSIVE);
+      if (!r)
+       r = __gthrw_(pthread_mutex_init) (mutex, &attr);
+      if (!r)
+       r = __gthrw_(pthread_mutexattr_destroy) (&attr);
+      return r;
+    }
+  return 0;
+}
+
+
 #endif /* ! GCC_GTHR_TPF_H */