SVC_HANDLER based on multiprocessing.
#include <ace/ACE_Strategies_T.h>
template<class SVC_HANDLER> class ACE_Process_Strategy : public ACE_Concurrency_Strategy<SVC_HANDLER> {
public:ACE_Process_Strategy ( size_t n_processes = 1, ACE_Event_Handler *acceptor = 0, ACE_Reactor * = 0, int avoid_zombies = 0 );virtual int open ( size_t n_processes = 1, ACE_Event_Handler *acceptor = 0, ACE_Reactor * = 0, int avoid_zombies = 0 );virtual ~ACE_Process_Strategy (void);virtual int activate_svc_handler ( SVC_HANDLER *svc_handler, void *arg = 0 );void dump (void) const;ACE_ALLOC_HOOK_DECLARE;protected:typedef ACE_Concurrency_Strategy<SVC_HANDLER> inherited;size_t n_processes_;ACE_Event_Handler *acceptor_;ACE_Reactor *reactor_;};
ACE::fork to fork
threads "on-demand" to run the service specified by a
user-supplied SVC_HANDLER in a separate process.
ACE_Process_Strategy (
size_t n_processes = 1,
ACE_Event_Handler *acceptor = 0,
ACE_Reactor * = 0,
int avoid_zombies = 0
);
avoid_zombies is non-0 then set a
flag to ACE::fork to avoid zombies.
virtual int open (
size_t n_processes = 1,
ACE_Event_Handler *acceptor = 0,
ACE_Reactor * = 0,
int avoid_zombies = 0
);
avoid_zombies is non-0 then set a
flag to ACE::fork to avoid zombies.
virtual ~ACE_Process_Strategy (void);
virtual int activate_svc_handler (
SVC_HANDLER *svc_handler,
void *arg = 0
);
svc_handler with an appropriate concurrency
strategy. This method activates the SVC_HANDLER by first forking
and then calling the open method of the SVC_HANDLER in the
child.
void dump (void) const;
ACE_ALLOC_HOOK_DECLARE;