hack/alloc.c

   1 /* alloc.c - version 1.0.2 */
   2 #ifdef LINT
   3
   4 /*
   5    a ridiculous definition, suppressing
   6         "possible pointer alignment problem" for (long *) malloc()
   7         "enlarg defined but never used"
   8         "ftell defined (in <stdio.h>) but never used"
   9    from lint
  10 */
  11 #include <stdio.h>
  12 long *
  13 alloc(n) unsigned n; {
  14 long dummy = ftell(stderr);
  15         if(n) dummy = 0;        /* make sure arg is used */
  16         return(&dummy);
  17 }
  18
  19 #else
  20
  21 extern char *malloc();
  22 extern char *realloc();
  23
  24 long *
  25 alloc(lth)
  26 register unsigned lth;
  27 {
  28         register char *ptr;
  29
  30         if(!(ptr = malloc(lth)))
  31                 panic("Cannot get %d bytes", lth);
  32         return((long *) ptr);
  33 }
  34
  35 long *
  36 enlarge(ptr,lth)
  37 register char *ptr;
  38 register unsigned lth;
  39 {
  40         register char *nptr;
  41
  42         if(!(nptr = realloc(ptr,lth)))
  43                 panic("Cannot reallocate %d bytes", lth);
  44         return((long *) nptr);
  45 }
  46
  47 #endif LINT