src/stdio/fwide.c

   1 #include <wchar.h>
   2 #include "stdio_impl.h"
   3 #include "locale_impl.h"
   4
   5 int fwide(FILE *f, int mode)
   6 {
   7         FLOCK(f);
   8         if (mode) {
   9                 if (!f->locale) f->locale = MB_CUR_MAX==1
  10                         ? C_LOCALE : UTF8_LOCALE;
  11                 if (!f->mode) f->mode = mode>0 ? 1 : -1;
  12         }
  13         mode = f->mode;
  14         FUNLOCK(f);
  15         return mode;
  16 }