michael@0: /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: /***********************************************************************
michael@0: **
michael@0: ** Name: thrpool.c
michael@0: **
michael@0: ** Description: Test threadpool functionality.
michael@0: **
michael@0: ** Modification History:
michael@0: */
michael@0: #include "primpl.h"
michael@0: 
michael@0: #include "plgetopt.h"
michael@0: 
michael@0: #include <stdio.h>
michael@0: #include <string.h>
michael@0: #include <errno.h>
michael@0: #ifdef XP_UNIX
michael@0: #include <sys/mman.h>
michael@0: #endif
michael@0: #if defined(_PR_PTHREADS) && !defined(_PR_DCETHREADS)
michael@0: #include <pthread.h>
michael@0: #endif
michael@0: 
michael@0: /* for getcwd */
michael@0: #if defined(XP_UNIX) || defined (XP_OS2) || defined(XP_BEOS)
michael@0: #include <unistd.h>
michael@0: #elif defined(XP_PC)
michael@0: #include <direct.h>
michael@0: #endif
michael@0: 
michael@0: #ifdef WIN32
michael@0: #include <process.h>
michael@0: #endif
michael@0: 
michael@0: static int _debug_on = 0;
michael@0: static char *program_name = NULL;
michael@0: static void serve_client_write(void *arg);
michael@0: 
michael@0: #include "obsolete/prsem.h"
michael@0: 
michael@0: #ifdef XP_PC
michael@0: #define mode_t int
michael@0: #endif
michael@0: 
michael@0: #define DPRINTF(arg) if (_debug_on) printf arg
michael@0: 
michael@0: 
michael@0: #define BUF_DATA_SIZE    (2 * 1024)
michael@0: #define TCP_MESG_SIZE    1024
michael@0: #define NUM_TCP_CLIENTS  10	/* for a listen queue depth of 5 */
michael@0: 
michael@0: 
michael@0: #define NUM_TCP_CONNECTIONS_PER_CLIENT  10
michael@0: #define NUM_TCP_MESGS_PER_CONNECTION    10
michael@0: #define TCP_SERVER_PORT            		10000
michael@0: #define SERVER_MAX_BIND_COUNT        	100
michael@0: 
michael@0: #ifdef WINCE
michael@0: char *getcwd(char *buf, size_t size)
michael@0: {
michael@0:     wchar_t wpath[MAX_PATH];
michael@0:     _wgetcwd(wpath, MAX_PATH);
michael@0:     WideCharToMultiByte(CP_ACP, 0, wpath, -1, buf, size, 0, 0);
michael@0: }
michael@0:  
michael@0: #define perror(s)
michael@0: #endif
michael@0: 
michael@0: static PRInt32 num_tcp_clients = NUM_TCP_CLIENTS;
michael@0: static PRInt32 num_tcp_connections_per_client = NUM_TCP_CONNECTIONS_PER_CLIENT;
michael@0: static PRInt32 tcp_mesg_size = TCP_MESG_SIZE;
michael@0: static PRInt32 num_tcp_mesgs_per_connection = NUM_TCP_MESGS_PER_CONNECTION;
michael@0: static void TCP_Server_Accept(void *arg);
michael@0: 
michael@0: 
michael@0: int failed_already=0;
michael@0: typedef struct buffer {
michael@0:     char    data[BUF_DATA_SIZE];
michael@0: } buffer;
michael@0: 
michael@0: 
michael@0: typedef struct Server_Param {
michael@0:     PRJobIoDesc iod;    /* socket to read from/write to    */
michael@0:     PRInt32    	datalen;    /* bytes of data transfered in each read/write */
michael@0:     PRNetAddr	netaddr;
michael@0:     PRMonitor	*exit_mon;    /* monitor to signal on exit            */
michael@0:     PRInt32		*job_counterp;    /* counter to decrement, before exit        */
michael@0:     PRInt32		conn_counter;    /* counter to decrement, before exit        */
michael@0: 	PRThreadPool *tp;
michael@0: } Server_Param;
michael@0: 
michael@0: typedef struct Serve_Client_Param {
michael@0:     PRJobIoDesc iod;    /* socket to read from/write to    */
michael@0:     PRInt32    datalen;    /* bytes of data transfered in each read/write */
michael@0:     PRMonitor *exit_mon;    /* monitor to signal on exit            */
michael@0:     PRInt32 *job_counterp;    /* counter to decrement, before exit        */
michael@0: 	PRThreadPool *tp;
michael@0: } Serve_Client_Param;
michael@0: 
michael@0: typedef struct Session {
michael@0:     PRJobIoDesc iod;    /* socket to read from/write to    */
michael@0: 	buffer 	*in_buf;
michael@0: 	PRInt32 bytes;
michael@0: 	PRInt32 msg_num;
michael@0: 	PRInt32 bytes_read;
michael@0:     PRMonitor *exit_mon;    /* monitor to signal on exit            */
michael@0:     PRInt32 *job_counterp;    /* counter to decrement, before exit        */
michael@0: 	PRThreadPool *tp;
michael@0: } Session;
michael@0: 
michael@0: static void
michael@0: serve_client_read(void *arg)
michael@0: {
michael@0: 	Session *sp = (Session *) arg;
michael@0:     int rem;
michael@0:     int bytes;
michael@0:     int offset;
michael@0: 	PRFileDesc *sockfd;
michael@0: 	char *buf;
michael@0: 	PRJob *jobp;
michael@0: 
michael@0: 	PRIntervalTime timeout = PR_INTERVAL_NO_TIMEOUT;
michael@0: 
michael@0: 	sockfd = sp->iod.socket;
michael@0: 	buf = sp->in_buf->data;
michael@0: 
michael@0:     PR_ASSERT(sp->msg_num < num_tcp_mesgs_per_connection);
michael@0: 	PR_ASSERT(sp->bytes_read < sp->bytes);
michael@0: 
michael@0: 	offset = sp->bytes_read;
michael@0: 	rem = sp->bytes - offset;
michael@0: 	bytes = PR_Recv(sockfd, buf + offset, rem, 0, timeout);
michael@0: 	if (bytes < 0) {
michael@0: 		return;
michael@0: 	}
michael@0: 	sp->bytes_read += bytes;
michael@0: 	sp->iod.timeout = PR_SecondsToInterval(60);
michael@0: 	if (sp->bytes_read <  sp->bytes) {
michael@0: 		jobp = PR_QueueJob_Read(sp->tp, &sp->iod, serve_client_read, sp,
michael@0: 							PR_FALSE);
michael@0: 		PR_ASSERT(NULL != jobp);
michael@0: 		return;
michael@0: 	}
michael@0: 	PR_ASSERT(sp->bytes_read == sp->bytes);
michael@0: 	DPRINTF(("serve_client: read complete, msg(%d) \n", sp->msg_num));
michael@0: 
michael@0: 	sp->iod.timeout = PR_SecondsToInterval(60);
michael@0: 	jobp = PR_QueueJob_Write(sp->tp, &sp->iod, serve_client_write, sp,
michael@0: 							PR_FALSE);
michael@0: 	PR_ASSERT(NULL != jobp);
michael@0: 
michael@0:     return;
michael@0: }
michael@0: 
michael@0: static void
michael@0: serve_client_write(void *arg)
michael@0: {
michael@0: 	Session *sp = (Session *) arg;
michael@0:     int bytes;
michael@0: 	PRFileDesc *sockfd;
michael@0: 	char *buf;
michael@0: 	PRJob *jobp;
michael@0: 
michael@0: 	sockfd = sp->iod.socket;
michael@0: 	buf = sp->in_buf->data;
michael@0: 
michael@0:     PR_ASSERT(sp->msg_num < num_tcp_mesgs_per_connection);
michael@0: 
michael@0: 	bytes = PR_Send(sockfd, buf, sp->bytes, 0, PR_INTERVAL_NO_TIMEOUT);
michael@0: 	PR_ASSERT(bytes == sp->bytes);
michael@0: 
michael@0: 	if (bytes < 0) {
michael@0: 		return;
michael@0: 	}
michael@0: 	DPRINTF(("serve_client: write complete, msg(%d) \n", sp->msg_num));
michael@0:     sp->msg_num++;
michael@0:     if (sp->msg_num < num_tcp_mesgs_per_connection) {
michael@0: 		sp->bytes_read = 0;
michael@0: 		sp->iod.timeout = PR_SecondsToInterval(60);
michael@0: 		jobp = PR_QueueJob_Read(sp->tp, &sp->iod, serve_client_read, sp,
michael@0: 							PR_FALSE);
michael@0: 		PR_ASSERT(NULL != jobp);
michael@0: 		return;
michael@0: 	}
michael@0: 
michael@0: 	DPRINTF(("serve_client: read/write complete, msg(%d) \n", sp->msg_num));
michael@0:     if (PR_Shutdown(sockfd, PR_SHUTDOWN_BOTH) < 0) {
michael@0:         fprintf(stderr,"%s: ERROR - PR_Shutdown\n", program_name);
michael@0:     }
michael@0: 
michael@0:     PR_Close(sockfd);
michael@0:     PR_EnterMonitor(sp->exit_mon);
michael@0:     --(*sp->job_counterp);
michael@0:     PR_Notify(sp->exit_mon);
michael@0:     PR_ExitMonitor(sp->exit_mon);
michael@0: 
michael@0:     PR_DELETE(sp->in_buf);
michael@0:     PR_DELETE(sp);
michael@0: 
michael@0:     return;
michael@0: }
michael@0: 
michael@0: /*
michael@0:  * Serve_Client
michael@0:  *    Thread, started by the server, for serving a client connection.
michael@0:  *    Reads data from socket and writes it back, unmodified, and
michael@0:  *    closes the socket
michael@0:  */
michael@0: static void PR_CALLBACK
michael@0: Serve_Client(void *arg)
michael@0: {
michael@0:     Serve_Client_Param *scp = (Serve_Client_Param *) arg;
michael@0:     buffer *in_buf;
michael@0: 	Session *sp;
michael@0: 	PRJob *jobp;
michael@0: 
michael@0: 	sp = PR_NEW(Session);
michael@0: 	sp->iod = scp->iod;
michael@0: 
michael@0:     in_buf = PR_NEW(buffer);
michael@0:     if (in_buf == NULL) {
michael@0:         fprintf(stderr,"%s: failed to alloc buffer struct\n",program_name);
michael@0:         failed_already=1;
michael@0:         return;
michael@0:     }
michael@0: 
michael@0: 	sp->in_buf = in_buf;
michael@0: 	sp->bytes = scp->datalen;
michael@0: 	sp->msg_num = 0;
michael@0: 	sp->bytes_read = 0;
michael@0: 	sp->tp = scp->tp;
michael@0:    	sp->exit_mon = scp->exit_mon;
michael@0:     sp->job_counterp = scp->job_counterp;
michael@0: 
michael@0: 	sp->iod.timeout = PR_SecondsToInterval(60);
michael@0: 	jobp = PR_QueueJob_Read(sp->tp, &sp->iod, serve_client_read, sp,
michael@0: 							PR_FALSE);
michael@0: 	PR_ASSERT(NULL != jobp);
michael@0: 	PR_DELETE(scp);
michael@0: }
michael@0: 
michael@0: static void
michael@0: print_stats(void *arg)
michael@0: {
michael@0:     Server_Param *sp = (Server_Param *) arg;
michael@0:     PRThreadPool *tp = sp->tp;
michael@0:     PRInt32 counter;
michael@0: 	PRJob *jobp;
michael@0: 
michael@0: 	PR_EnterMonitor(sp->exit_mon);
michael@0: 	counter = (*sp->job_counterp);
michael@0: 	PR_ExitMonitor(sp->exit_mon);
michael@0: 
michael@0: 	printf("PRINT_STATS: #client connections = %d\n",counter);
michael@0: 
michael@0: 
michael@0: 	jobp = PR_QueueJob_Timer(tp, PR_MillisecondsToInterval(500),
michael@0: 						print_stats, sp, PR_FALSE);
michael@0: 
michael@0: 	PR_ASSERT(NULL != jobp);
michael@0: }
michael@0: 
michael@0: static int job_counter = 0;
michael@0: /*
michael@0:  * TCP Server
michael@0:  *    Server binds an address to a socket, starts a client process and
michael@0:  *	  listens for incoming connections.
michael@0:  *    Each client connects to the server and sends a chunk of data
michael@0:  *    Starts a Serve_Client job for each incoming connection, to read
michael@0:  *    the data from the client and send it back to the client, unmodified.
michael@0:  *    Each client checks that data received from server is same as the
michael@0:  *    data it sent to the server.
michael@0:  *	  Finally, the threadpool is shutdown
michael@0:  */
michael@0: static void PR_CALLBACK
michael@0: TCP_Server(void *arg)
michael@0: {
michael@0:     PRThreadPool *tp = (PRThreadPool *) arg;
michael@0:     Server_Param *sp;
michael@0:     PRFileDesc *sockfd;
michael@0:     PRNetAddr netaddr;
michael@0: 	PRMonitor *sc_mon;
michael@0: 	PRJob *jobp;
michael@0: 	int i;
michael@0: 	PRStatus rval;
michael@0: 
michael@0:     /*
michael@0:      * Create a tcp socket
michael@0:      */
michael@0:     if ((sockfd = PR_NewTCPSocket()) == NULL) {
michael@0:         fprintf(stderr,"%s: PR_NewTCPSocket failed\n", program_name);
michael@0:         return;
michael@0:     }
michael@0:     memset(&netaddr, 0 , sizeof(netaddr));
michael@0:     netaddr.inet.family = PR_AF_INET;
michael@0:     netaddr.inet.port = PR_htons(TCP_SERVER_PORT);
michael@0:     netaddr.inet.ip = PR_htonl(PR_INADDR_ANY);
michael@0:     /*
michael@0:      * try a few times to bind server's address, if addresses are in
michael@0:      * use
michael@0:      */
michael@0: 	i = 0;
michael@0:     while (PR_Bind(sockfd, &netaddr) < 0) {
michael@0:         if (PR_GetError() == PR_ADDRESS_IN_USE_ERROR) {
michael@0:             netaddr.inet.port += 2;
michael@0:             if (i++ < SERVER_MAX_BIND_COUNT)
michael@0:                 continue;
michael@0:         }
michael@0:         fprintf(stderr,"%s: ERROR - PR_Bind failed\n", program_name);
michael@0:         perror("PR_Bind");
michael@0:         failed_already=1;
michael@0:         return;
michael@0:     }
michael@0: 
michael@0:     if (PR_Listen(sockfd, 32) < 0) {
michael@0:         fprintf(stderr,"%s: ERROR - PR_Listen failed\n", program_name);
michael@0:         failed_already=1;
michael@0:         return;
michael@0:     }
michael@0: 
michael@0:     if (PR_GetSockName(sockfd, &netaddr) < 0) {
michael@0:         fprintf(stderr,"%s: ERROR - PR_GetSockName failed\n", program_name);
michael@0:         failed_already=1;
michael@0:         return;
michael@0:     }
michael@0: 
michael@0:     DPRINTF((
michael@0: 	"TCP_Server: PR_BIND netaddr.inet.ip = 0x%lx, netaddr.inet.port = %d\n",
michael@0:         netaddr.inet.ip, netaddr.inet.port));
michael@0: 
michael@0: 	sp = PR_NEW(Server_Param);
michael@0: 	if (sp == NULL) {
michael@0: 		fprintf(stderr,"%s: PR_NEW failed\n", program_name);
michael@0: 		failed_already=1;
michael@0: 		return;
michael@0: 	}
michael@0: 	sp->iod.socket = sockfd;
michael@0: 	sp->iod.timeout = PR_SecondsToInterval(60);
michael@0: 	sp->datalen = tcp_mesg_size;
michael@0: 	sp->exit_mon = sc_mon;
michael@0: 	sp->job_counterp = &job_counter;
michael@0: 	sp->conn_counter = 0;
michael@0: 	sp->tp = tp;
michael@0: 	sp->netaddr = netaddr;
michael@0: 
michael@0: 	/* create and cancel an io job */
michael@0: 	jobp = PR_QueueJob_Accept(tp, &sp->iod, TCP_Server_Accept, sp,
michael@0: 							PR_FALSE);
michael@0: 	PR_ASSERT(NULL != jobp);
michael@0: 	rval = PR_CancelJob(jobp);
michael@0: 	PR_ASSERT(PR_SUCCESS == rval);
michael@0: 
michael@0: 	/*
michael@0: 	 * create the client process
michael@0: 	 */
michael@0: 	{
michael@0: #define MAX_ARGS 4
michael@0: 		char *argv[MAX_ARGS + 1];
michael@0: 		int index = 0;
michael@0: 		char port[32];
michael@0:         char path[1024 + sizeof("/thrpool_client")];
michael@0: 
michael@0:         getcwd(path, sizeof(path));
michael@0: 
michael@0:         (void)strcat(path, "/thrpool_client");
michael@0: #ifdef XP_PC
michael@0:         (void)strcat(path, ".exe");
michael@0: #endif
michael@0:         argv[index++] = path;
michael@0: 		sprintf(port,"%d",PR_ntohs(netaddr.inet.port));
michael@0:         if (_debug_on)
michael@0:         {
michael@0:             argv[index++] = "-d";
michael@0:             argv[index++] = "-p";
michael@0:             argv[index++] = port;
michael@0:             argv[index++] = NULL;
michael@0:         } else {
michael@0:             argv[index++] = "-p";
michael@0:             argv[index++] = port;
michael@0: 			argv[index++] = NULL;
michael@0: 		}
michael@0: 		PR_ASSERT(MAX_ARGS >= (index - 1));
michael@0:         
michael@0:         DPRINTF(("creating client process %s ...\n", path));
michael@0:         if (PR_FAILURE == PR_CreateProcessDetached(path, argv, NULL, NULL)) {
michael@0:         	fprintf(stderr,
michael@0: 				"thrpool_server: ERROR - PR_CreateProcessDetached failed\n");
michael@0:         	failed_already=1;
michael@0:         	return;
michael@0: 		}
michael@0: 	}
michael@0: 
michael@0:     sc_mon = PR_NewMonitor();
michael@0:     if (sc_mon == NULL) {
michael@0:         fprintf(stderr,"%s: PR_NewMonitor failed\n", program_name);
michael@0:         failed_already=1;
michael@0:         return;
michael@0:     }
michael@0: 
michael@0: 	sp->iod.socket = sockfd;
michael@0: 	sp->iod.timeout = PR_SecondsToInterval(60);
michael@0: 	sp->datalen = tcp_mesg_size;
michael@0: 	sp->exit_mon = sc_mon;
michael@0: 	sp->job_counterp = &job_counter;
michael@0: 	sp->conn_counter = 0;
michael@0: 	sp->tp = tp;
michael@0: 	sp->netaddr = netaddr;
michael@0: 
michael@0: 	/* create and cancel a timer job */
michael@0: 	jobp = PR_QueueJob_Timer(tp, PR_MillisecondsToInterval(5000),
michael@0: 						print_stats, sp, PR_FALSE);
michael@0: 	PR_ASSERT(NULL != jobp);
michael@0: 	rval = PR_CancelJob(jobp);
michael@0: 	PR_ASSERT(PR_SUCCESS == rval);
michael@0: 
michael@0:     DPRINTF(("TCP_Server: Accepting connections \n"));
michael@0: 
michael@0: 	jobp = PR_QueueJob_Accept(tp, &sp->iod, TCP_Server_Accept, sp,
michael@0: 							PR_FALSE);
michael@0: 	PR_ASSERT(NULL != jobp);
michael@0: 	return;
michael@0: }
michael@0: 
michael@0: static void
michael@0: TCP_Server_Accept(void *arg)
michael@0: {
michael@0:     Server_Param *sp = (Server_Param *) arg;
michael@0:     PRThreadPool *tp = sp->tp;
michael@0:     Serve_Client_Param *scp;
michael@0: 	PRFileDesc *newsockfd;
michael@0: 	PRJob *jobp;
michael@0: 
michael@0: 	if ((newsockfd = PR_Accept(sp->iod.socket, &sp->netaddr,
michael@0: 		PR_INTERVAL_NO_TIMEOUT)) == NULL) {
michael@0: 		fprintf(stderr,"%s: ERROR - PR_Accept failed\n", program_name);
michael@0: 		failed_already=1;
michael@0: 		goto exit;
michael@0: 	}
michael@0: 	scp = PR_NEW(Serve_Client_Param);
michael@0: 	if (scp == NULL) {
michael@0: 		fprintf(stderr,"%s: PR_NEW failed\n", program_name);
michael@0: 		failed_already=1;
michael@0: 		goto exit;
michael@0: 	}
michael@0: 
michael@0: 	/*
michael@0: 	 * Start a Serve_Client job for each incoming connection
michael@0: 	 */
michael@0: 	scp->iod.socket = newsockfd;
michael@0: 	scp->iod.timeout = PR_SecondsToInterval(60);
michael@0: 	scp->datalen = tcp_mesg_size;
michael@0: 	scp->exit_mon = sp->exit_mon;
michael@0: 	scp->job_counterp = sp->job_counterp;
michael@0: 	scp->tp = sp->tp;
michael@0: 
michael@0: 	PR_EnterMonitor(sp->exit_mon);
michael@0: 	(*sp->job_counterp)++;
michael@0: 	PR_ExitMonitor(sp->exit_mon);
michael@0: 	jobp = PR_QueueJob(tp, Serve_Client, scp,
michael@0: 						PR_FALSE);
michael@0: 
michael@0: 	PR_ASSERT(NULL != jobp);
michael@0: 	DPRINTF(("TCP_Server: Created Serve_Client = 0x%lx\n", jobp));
michael@0: 
michael@0: 	/*
michael@0: 	 * single-threaded update; no lock needed
michael@0: 	 */
michael@0:     sp->conn_counter++;
michael@0:     if (sp->conn_counter <
michael@0: 			(num_tcp_clients * num_tcp_connections_per_client)) {
michael@0: 		jobp = PR_QueueJob_Accept(tp, &sp->iod, TCP_Server_Accept, sp,
michael@0: 								PR_FALSE);
michael@0: 		PR_ASSERT(NULL != jobp);
michael@0: 		return;
michael@0: 	}
michael@0: 	jobp = PR_QueueJob_Timer(tp, PR_MillisecondsToInterval(500),
michael@0: 						print_stats, sp, PR_FALSE);
michael@0: 
michael@0: 	PR_ASSERT(NULL != jobp);
michael@0: 	DPRINTF(("TCP_Server: Created print_stats timer job = 0x%lx\n", jobp));
michael@0: 
michael@0: exit:
michael@0: 	PR_EnterMonitor(sp->exit_mon);
michael@0:     /* Wait for server jobs to finish */
michael@0:     while (0 != *sp->job_counterp) {
michael@0:         PR_Wait(sp->exit_mon, PR_INTERVAL_NO_TIMEOUT);
michael@0:         DPRINTF(("TCP_Server: conn_counter = %d\n",
michael@0: 												*sp->job_counterp));
michael@0:     }
michael@0: 
michael@0:     PR_ExitMonitor(sp->exit_mon);
michael@0:     if (sp->iod.socket) {
michael@0:         PR_Close(sp->iod.socket);
michael@0:     }
michael@0: 	PR_DestroyMonitor(sp->exit_mon);
michael@0:     printf("%30s","TCP_Socket_Client_Server_Test:");
michael@0:     printf("%2ld Server %2ld Clients %2ld connections_per_client\n",1l,
michael@0:         num_tcp_clients, num_tcp_connections_per_client);
michael@0:     printf("%30s %2ld messages_per_connection %4ld bytes_per_message\n",":",
michael@0:         num_tcp_mesgs_per_connection, tcp_mesg_size);
michael@0: 
michael@0: 	DPRINTF(("%s: calling PR_ShutdownThreadPool\n", program_name));
michael@0: 	PR_ShutdownThreadPool(sp->tp);
michael@0: 	PR_DELETE(sp);
michael@0: }
michael@0: 
michael@0: /************************************************************************/
michael@0: 
michael@0: #define DEFAULT_INITIAL_THREADS		4
michael@0: #define DEFAULT_MAX_THREADS			100
michael@0: #define DEFAULT_STACKSIZE			(512 * 1024)
michael@0: 
michael@0: int main(int argc, char **argv)
michael@0: {
michael@0: 	PRInt32 initial_threads = DEFAULT_INITIAL_THREADS;
michael@0: 	PRInt32 max_threads = DEFAULT_MAX_THREADS;
michael@0: 	PRInt32 stacksize = DEFAULT_STACKSIZE;
michael@0: 	PRThreadPool *tp = NULL;
michael@0: 	PRStatus rv;
michael@0: 	PRJob *jobp;
michael@0: 
michael@0:     /*
michael@0:      * -d           debug mode
michael@0:      */
michael@0:     PLOptStatus os;
michael@0:     PLOptState *opt;
michael@0: 
michael@0: 	program_name = argv[0];
michael@0:     opt = PL_CreateOptState(argc, argv, "d");
michael@0:     while (PL_OPT_EOL != (os = PL_GetNextOpt(opt)))
michael@0:     {
michael@0:         if (PL_OPT_BAD == os) continue;
michael@0:         switch (opt->option)
michael@0:         {
michael@0:         case 'd':  /* debug mode */
michael@0:             _debug_on = 1;
michael@0:             break;
michael@0:         default:
michael@0:             break;
michael@0:         }
michael@0:     }
michael@0:     PL_DestroyOptState(opt);
michael@0: 
michael@0:     PR_Init(PR_USER_THREAD, PR_PRIORITY_NORMAL, 0);
michael@0:     PR_STDIO_INIT();
michael@0: 
michael@0:     PR_SetConcurrency(4);
michael@0: 
michael@0: 	tp = PR_CreateThreadPool(initial_threads, max_threads, stacksize);
michael@0:     if (NULL == tp) {
michael@0:         printf("PR_CreateThreadPool failed\n");
michael@0:         failed_already=1;
michael@0:         goto done;
michael@0: 	}
michael@0: 	jobp = PR_QueueJob(tp, TCP_Server, tp, PR_TRUE);
michael@0: 	rv = PR_JoinJob(jobp);		
michael@0: 	PR_ASSERT(PR_SUCCESS == rv);
michael@0: 
michael@0: 	DPRINTF(("%s: calling PR_JoinThreadPool\n", program_name));
michael@0: 	rv = PR_JoinThreadPool(tp);
michael@0: 	PR_ASSERT(PR_SUCCESS == rv);
michael@0: 	DPRINTF(("%s: returning from PR_JoinThreadPool\n", program_name));
michael@0: 
michael@0: done:
michael@0:     PR_Cleanup();
michael@0:     if (failed_already) return 1;
michael@0:     else return 0;
michael@0: }