Amebis/wxWidgets
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

fixed bug with Broadcast() not waking up all threads (Pieter van der Meulen)

Browse Source 
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@8765 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2000-11-21 17:22:03 +00:00
parent 185d7c3ee4
commit e5f56a004e
1 changed files with 6 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
src/msw/thread.cpp
View File

@@ -257,10 +257,15 @@ public:
void Broadcast() void Broadcast()
{ {
// we need to save the original value as m_nWaiters is goign to be
// decreased by the signalled thread resulting in the loop being
// executed less times than needed
LONG nWaiters = m_nWaiters;
// this works because all these threads are already waiting and so each // this works because all these threads are already waiting and so each
// SetEvent() inside Signal() is really a PulseEvent() because the // SetEvent() inside Signal() is really a PulseEvent() because the
// event state is immediately returned to non-signaled // event state is immediately returned to non-signaled
for ( LONG n = 0; n < m_nWaiters; n++ ) for ( LONG n = 0; n < nWaiters; n++ )
{ {
Signal(); Signal();
} }