* Added pthread_attr_setscope(), and pthread_attr_getscope(). We only support

PTHREAD_SCOPE_SYSTEM which makes the implementation rather simple.
* This closed ticket #2242.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@25628 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/posix/pthread.h

@@ -224,6 +224,9 @@ extern int pthread_attr_setdetachstate(pthread_attr_t *attr, int detachstate);
 extern int pthread_attr_getstacksize(const pthread_attr_t *attr,
 	size_t *stacksize);
 extern int pthread_attr_setstacksize(pthread_attr_t *attr, size_t stacksize);
+extern int pthread_attr_getscope(const pthread_attr_t *attr,
+	int *contentionScope);
+extern int pthread_attr_setscope(pthread_attr_t *attr, int contentionScope);
 
 #if 0	/* Unimplemented attribute functions: */
 
@@ -241,9 +244,6 @@ extern int pthread_attr_setinheritsched(pthread_attr_t *attr, int inheritsched);
 extern int pthread_attr_getschedpolicy(const pthread_attr_t *attr,
 	int *policy);
 extern int pthread_attr_setschedpolicy(pthread_attr_t *attr, int policy);
-extern int pthread_attr_getscope(const pthread_attr_t *attr,
-	int *contentionscope);
-extern int pthread_attr_setscope(pthread_attr_t *attr, int contentionscope);
 
 /* [XSI] */
 extern int pthread_attr_getguardsize(const pthread_attr_t *attr,

src/system/libroot/posix/pthread/pthread_attr.c

@@ -1,5 +1,6 @@
-/* 
+/*
  * Copyright 2008, Ingo Weinhold, [email protected].
+ * Copyright 2008, Axel Dörfler, [email protected].
  * Copyright 2006, Jérôme Duval. All rights reserved.
  * Distributed under the terms of the MIT License.
  */
@@ -12,7 +13,7 @@
 #include <thread_defs.h>
 
 
-int 
+int
 pthread_attr_init(pthread_attr_t *_attr)
 {
 	pthread_attr *attr;
@@ -33,7 +34,7 @@ pthread_attr_init(pthread_attr_t *_attr)
 }
 
 
-int 
+int
 pthread_attr_destroy(pthread_attr_t *_attr)
 {
 	pthread_attr *attr;
@@ -52,7 +53,7 @@ int
 pthread_attr_getdetachstate(const pthread_attr_t *_attr, int *state)
 {
 	pthread_attr *attr;
-	
+
 	if (_attr == NULL || (attr = *_attr) == NULL || state == NULL)
 		return B_BAD_VALUE;
 
@@ -108,3 +109,27 @@ pthread_attr_setstacksize(pthread_attr_t *_attr, size_t stacksize)
 
 	return 0;
 }
+
+
+int
+pthread_attr_getscope(const pthread_attr_t *attr, int *contentionScope)
+{
+	if (attr == NULL || contentionScope == NULL)
+		return EINVAL;
+
+	*contentionScope = PTHREAD_SCOPE_SYSTEM;
+	return 0;
+}
+
+
+int
+pthread_attr_setscope(pthread_attr_t *attr, int contentionScope)
+{
+	if (attr == NULL)
+		return EINVAL;
+
+	if (contentionScope != PTHREAD_SCOPE_SYSTEM)
+		return ENOTSUP;
+
+	return 0;
+}