On Mon, 19 May 2003 mehul radheshyam choube wrote :
>hi all,
> 	following is code for a multi-threaded server which waits for 
>clients to connect. seperate
>thread for each client connection. on connection recieves 
>requets, work on requets and then send
>the result.
>
> 	the problem is if 10 clients make connection to server 10 
>threads are created but when
>clients are finished with there work still a original process & a 
>thread are running.

This is because your original server is never dying. There is no 
break
 from the while(1) loop.

The join statement at the end is extraneous.

>
>/*
>  * kcvsServer.
>  * Author: Mehul. R. Choube.
>  *
>  * A server program which waits for clients to connect. seperate 
>thread for
>  * each client connection. on connection recieves requets, work 
>on requets and
>  * then send the result.
>  *
>  */
>
>#define PORT 18000
>
>#include "../include/dougnet.h"
>#include "../include/session.h"
>#include "../include/common.h"
>#include "../include/common1.h"
>
>#include <stdio.h>
>#include <stdlib.h>
>#include <pthread.h>
>#include <string>
>#include <iostream>
>#include <fstream>
>
>ReadConf readConf;
>ofstream fpLog;
>
>int main(int argc, char *argv[])
>{
> 	int  s, t, res;
> 	char tpbuf[16];
> 	pthread_t tid;
> 	void      *thread_result;
>
> 	s = openlistener(PORT);
> 	if(s == (int) NULL) {
> 		exit(0);
> 	}/* if(s == (int) NULL) */
>
> 	res = readConf.ReadConfFile(CONF_FILE_PATH);
> 	if(!res) {
> 		printf("error while reading config file %s\n", 
>CONF_FILE_PATH);
> 		return -1;
> 	}/* if(!res) */
>
> 	std::string logfile;
> 	logfile = readConf.LogDir() + "/" + readConf.LogFileName();
> 	printf("logfile = %s\n", logfile.c_str());
>
> 	fpLog.open(logfile.c_str(), ios::app);
>
> 	while(1) {
> 		if(pollsocket(s, 10000)) {
> 			t = acceptfromlistener(s, tpbuf);
>
> 			int res = pthread_create(&tid, NULL, &session, (void *)t);
> 			if(res) {
> 				printf("failed to create thread. %s", strerror(errno));
> 			}/* if(res) */
>
> 			printf("Connection from %s\n", tpbuf);
>
> 		}/* if(pollsocket(s, 10000)) */
> 	}/* while(1) */
>
> 	res = pthread_join(tid, &thread_result);
> 	if(res != 0) {
> 		perror("error join");
> 		exit(1);
> 	}/* if(res != 0) */
>
> 	return 0;
>}/* main() */
>
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