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Wait() returns a status_t now, which can be B_OK (condition variable

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exists and thread was notified), B_ENTRY_NOT_FOUND (condition variable
not found or Unpublish()ed while waiting), or B_INTERRUPTED
(interrupted by a signal).


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@22083 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Ingo Weinhold
2007-08-27 20:17:31 +00:00
parent 4f6fa362cf
commit 4ed7917682
2 changed files with 32 additions and 23 deletions
Download Patch File Download Diff File Expand all files Collapse all files
headers/private/kernel/condition_variable.h
+10 -12
View File
@@ -29,8 +29,8 @@ public:
protected:
bool Add(const void* object,
PrivateConditionVariableEntry* threadNext);
void Wait(uint32 flags);
void Wait(const void* object, uint32 flags);
status_t Wait(uint32 flags);
status_t Wait(const void* object, uint32 flags);
private:
void _Remove();
@@ -40,6 +40,7 @@ protected:
PrivateConditionVariable* fVariable;
struct thread* fThread;
uint32 fFlags;
status_t fResult;
PrivateConditionVariableEntry* fThreadPrevious;
PrivateConditionVariableEntry* fThreadNext;
@@ -62,7 +63,7 @@ protected:
void Notify(bool all);
private:
void _Notify(bool all);
void _Notify(bool all, status_t result);
protected:
const void* fObject;
@@ -92,11 +93,8 @@ public:
inline bool Add(const Type* object,
PrivateConditionVariableEntry* threadNext
= NULL);
inline void Wait(uint32 flags = 0);
inline void Wait(const Type* object, uint32 flags = 0);
private:
bool fAdded;
inline status_t Wait(uint32 flags = 0);
inline status_t Wait(const Type* object, uint32 flags = 0);
};
@@ -142,18 +140,18 @@ ConditionVariableEntry<Type>::Add(const Type* object,
template<typename Type>
inline void
inline status_t
ConditionVariableEntry<Type>::Wait(uint32 flags)
{
PrivateConditionVariableEntry::Wait(flags);
return PrivateConditionVariableEntry::Wait(flags);
}
template<typename Type>
inline void
inline status_t
ConditionVariableEntry<Type>::Wait(const Type* object, uint32 flags)
{
PrivateConditionVariableEntry::Wait(object, flags);
return PrivateConditionVariableEntry::Wait(object, flags);
}