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    1: #include <stdio.h>
    2: #include <string.h>
    3: #include <stdlib.h>
    4: 
    5: #include <freem.h>
    6: 
    7: int main(int argc, char **argv)
    8: {
    9:     char buf[256];
   10:     double student_grade;
   11:     int student_count;
   12: 
   13:     freem_ref_t *ref;
   14: 
   15:     /* initialize libfreem; use the USER namespace */
   16:     freem_init ("USER");
   17: 
   18:     if ((ref = (freem_ref_t *) malloc (sizeof (freem_ref_t))) == NULL) {
   19:         fprintf (stderr, "Memory allocation error.\n");
   20: 
   21:         exit (1);
   22:     }
   23: 
   24:     ref->reftype = MREF_RT_GLOBAL;
   25:     strcpy (ref->name, "grades");
   26: 
   27:     while (ref->subscript_count < 256) {
   28: 
   29:         ref->subscript_count = 0;
   30: 
   31:         fprintf (stdout, "Enter student name, or \"exit\" to quit:  ");
   32:         fgets (buf, 255, stdin);
   33: 
   34:         buf[strcspn(buf, "\n")] = 0;
   35: 
   36:         if (strcmp (buf, "exit") == 0) break;
   37: 
   38:         student_count++;
   39: 
   40:         strncpy (ref->subscripts[ref->subscript_count++], buf, 254);
   41: 
   42:         fprintf (stdout, "\nEnter student grade:  ");
   43:         fgets (buf, 255, stdin);
   44: 
   45:         buf[strcspn(buf, "\n")] = 0;
   46: 
   47:         printf("buf = '%s'\n", buf);
   48: 
   49:         strncpy (ref->value, buf, 254);
   50: 
   51:         printf("ref->value = '%s'\n", ref->value);
   52: 
   53:         freem_set (ref);
   54: 
   55:     }
   56: 
   57:     fprintf (stdout, "\nYou have entered %d student grades:\n\n", student_count);
   58: 
   59: }