src/ctype/toupper.c

   1 #include <ctype.h>
   2 #include "libc.h"
   3
   4 int toupper(int c)
   5 {
   6         if (islower(c)) return c & 0x5f;
   7         return c;
   8 }
   9
  10 int __toupper_l(int c, locale_t l)
  11 {
  12         return toupper(c);
  13 }
  14
  15 weak_alias(__toupper_l, toupper_l);