/*  inchat.c    SSI for Free Chat which simply spits out how many people are in  chat right now.    by Bill Kendrick  kendrick@zippy.sonoma.edu  http://zippy.sonoma.edu/kendrick/    June 3, 1997 - June 3, 1997  */#include <stdio.h>#include <stdlib.h>#include <string.h>#include "readline.h"#include "myopen.h"int main(int argc, char * argv[]){  FILE * fi;  char temp[1024], file[1024];  int in, z, simple;      strcpy(file, "who.dat");    simple = 0;    if (argc == 2 || argc == 3)    {      z = 1;            if (argv[1][0] != '-')	{	  strcpy(file, argv[1]);	  	  z = 2;	}            if (argc > z && strcmp(argv[z], "-simple") == 0)	simple = 1;    }    in = 0;    fi = myopen(file, "r");    if (fi != NULL)    {      do	{	  readline(fi, temp);	  if (!feof(fi))	    {	      in++;	      readline(fi, temp);	      readline(fi, temp);	      readline(fi, temp);	      readline(fi, temp);	    }	}      while (!feof(fi));    }    if (simple == 0)    {      printf("There ");            if (in == 0)	printf("are no people");      else if (in == 1)	printf("is one person");      else	printf("%d people", in);            printf(" in chat.");    }  else    printf("%d", in);}