///////    File: tstTLnOS.C    ///////
#include        <iostream.h>
#include        <fstream.h>
#include        <stdlib.h>
#include        "TLine_OS.h"

int main(int argc, String argv[])
{    if (argc > 3)
     {   cerr << "Usage: " << argv[0] << " [ key ] file\n";
         exit(1);
     }
     int keypos=0;
     if (argc == 3)
     {    keypos=atoi(argv[1]);
          argv[1] = argv[2];
     }
     ifstream myin(argv[1]);
     if ( ! myin )  cerr << "Can not open file "
                         <<  argv[1];
     TextLine_OS txtobj(keypos);
     txtobj.input(myin);
     txtobj.display(cout);

     cout << "Input search key:";
     char key[16];
     cin.getline(key, 16);
     int i = txtobj.index(key);
     cout << "index for " <<  key << " is "
          << i << endl;
     return(0);
}