Something

#include <stdio.h>#include <pthread.h>#include <string.h>#include <unistd.h>int exitvariable = 1;char sharedresource[1024] = "";pthread_mutex_t resourcelocker = PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP;void *readfromstdin(void *buf){	while (1){		pthread_mutex_lock(&resourcelocker);		printf("Enter your string: ");		fflush(stdout);		scanf("%s",buf);		strncpy(sharedresource,(char *)buf,sizeof(sharedresource));		if(!strncmp((char *)buf,".",strlen((char*)buf))){			exitvariable=0;			pthread_exit(0);		}		pthread_mutex_unlock(&resourcelocker);	}}void *writetostdout(void *parm){	while(exitvariable){		pthread_mutex_lock(&resourcelocker);		printf("Entered text is: %s\n",sharedresource);		pthread_mutex_unlock(&resourcelocker);	}}int main(){	char buf[1024];	pthread_t reader;	pthread_t writer;	if(pthread_create(&reader,NULL,readfromstdin,buf))		printf("Error creating first thread\n");	if(pthread_create(&writer,NULL,writetostdout,NULL))		printf("Error creating first thread\n");	while(exitvariable){		//sleep (1);	}		printf ("Exiting...\n");}