Addded recycle semaphore to startup structures for inter-process server

recycling without using semaphore files.

src/sbbs3/ftpsrvr.c

@@ -4691,6 +4691,8 @@ void DLLCALL ftp_server(void* arg)
 					initialized=t;
 					break;
 				}
+				if(startup->recycle_sem!=NULL && sem_trywait(&startup->recycle_sem)==0)
+					startup->recycle_now=TRUE;
 				if(!active_clients && startup->recycle_now==TRUE) {
 					lprintf("0000 Recycle semaphore signaled");
 					startup->recycle_now=FALSE;

src/sbbs3/mailsrvr.c

@@ -3706,6 +3706,8 @@ void DLLCALL mail_server(void* arg)
 					initialized=t;
 					break;
 				}
+				if(startup->recycle_sem!=NULL && sem_trywait(&startup->recycle_sem)==0)
+					startup->recycle_now=TRUE;
 				if(!active_clients && startup->recycle_now==TRUE) {
 					lprintf("0000 Recycle semaphore signaled");
 					startup->recycle_now=FALSE;

src/sbbs3/main.cpp

@@ -3974,6 +3974,8 @@ void DLLCALL bbs_thread(void* arg)
 					initialized=t;
 					break;
 				}
+				if(startup->recycle_sem!=NULL && sem_trywait(&startup->recycle_sem)==0)
+					startup->recycle_now=TRUE;
 				if(startup->recycle_now==TRUE) {
 					lprintf("0000 Recycle semaphore signaled");
 					startup->recycle_now=FALSE;

src/sbbs3/services.c

@@ -1833,6 +1833,8 @@ void DLLCALL services_thread(void* arg)
 					initialized=t;
 					break;
 				}
+				if(startup->recycle_sem!=NULL && sem_trywait(&startup->recycle_sem)==0)
+					startup->recycle_now=TRUE;
 				if(!total_clients && startup->recycle_now==TRUE) {
 					lprintf("0000 Recycle semaphore signaled");
 					startup->recycle_now=FALSE;

src/sbbs3/websrvr.c

@@ -2609,6 +2609,8 @@ void DLLCALL web_server(void* arg)
 					initialized=t;
 					break;
 				}
+				if(startup->recycle_sem!=NULL && sem_trywait(&startup->recycle_sem)==0)
+					startup->recycle_now=TRUE;
 				if(!active_clients && startup->recycle_now==TRUE) {
 					lprintf("0000 Recycle semaphore signaled");
 					startup->recycle_now=FALSE;