Made the static cControl functions thread safe

This commit is contained in:
Klaus Schmidinger
2006-01-01 14:46:24 +01:00
parent fef0b70bb1
commit 7d84ddefb3
4 changed files with 10 additions and 2 deletions

View File

@@ -4,7 +4,7 @@
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
* $Id: player.c 1.9 2004/12/12 11:21:07 kls Exp $
* $Id: player.c 1.10 2006/01/01 14:45:36 kls Exp $
*/
#include "player.h"
@@ -40,6 +40,7 @@ void cPlayer::Detach(void)
// --- cControl --------------------------------------------------------------
cControl *cControl::control = NULL;
cMutex cControl::mutex;
cControl::cControl(cPlayer *Player, bool Hidden)
{
@@ -56,17 +57,20 @@ cControl::~cControl()
cControl *cControl::Control(void)
{
cMutexLock MutexLock(&mutex);
return (control && !control->hidden) ? control : NULL;
}
void cControl::Launch(cControl *Control)
{
cMutexLock MutexLock(&mutex);
delete control;
control = Control;
}
void cControl::Attach(void)
{
cMutexLock MutexLock(&mutex);
if (control && !control->attached && control->player && !control->player->IsAttached()) {
if (cDevice::PrimaryDevice()->AttachPlayer(control->player))
control->attached = true;
@@ -79,6 +83,7 @@ void cControl::Attach(void)
void cControl::Shutdown(void)
{
cMutexLock MutexLock(&mutex);
cControl *c = control; // avoids recursions
control = NULL;
delete c;