#include <stdio.h>
#include <string.h>

int readInput (FILE* input)
{
    char line[300];
    char word[101];
    char delimit[10];
    char filename[30];
    FILE* f;
    char* pch;
    
    strcpy (delimit, " \t\n");
    
    while ( fgets (line, 300, input) != NULL )
    {
          pch = strtok (line, delimit);
          while (pch != NULL)
          {
                strcpy (word, pch);
                printf ("*%s*\n", word);
                if (strcmp (word, "q") == 0)
                   return;
                   
                if (strcmp (word, "f") == 0)
                {
                     pch = strtok (NULL, delimit);  
                     strcpy (filename, pch); 
                     f = fopen(filename, "r");
                     if (f != NULL)
                     {
                        readInput (f);
                        fclose(f);   
                     }
                     
                             
                }
                   
                pch = strtok (NULL, delimit);
          }
                
    }
          
}

int init()
{
    return 7;
}

void staticTest (int ctrl)
{
     static int x = NULL;
     
     if (x == NULL)
       x = init();
     
     x = x + 1;
     printf ("staticTest - x: %d, ctrl: %d\n", x, ctrl);
     
     if (ctrl > 0)
       staticTest (ctrl-1);
}

int main (int argc, char** argv)
{
    staticTest(5); 
    printf ("Between calls to staticTest() \n");
    staticTest(3);
     
    readInput (stdin);
}