src/stdio/__stdout_write.c

   1 #include "stdio_impl.h"
   2 #include <sys/ioctl.h>
   3
   4 size_t __stdout_write(FILE *f, const unsigned char *buf, size_t len)
   5 {
   6         struct winsize wsz;
   7         f->write = __stdio_write;
   8         if (!(f->flags & F_SVB) && __syscall(SYS_ioctl, f->fd, TIOCGWINSZ, &wsz))
   9                 f->lbf = -1;
  10         return __stdio_write(f, buf, len);
  11 }