libc/newlib/libc/sys/arc/isatty.c

19 lines
289 B
C

/* isatty.c */
/* Dumb implementation so programs will at least run. */
#include <sys/stat.h>
#include <reent.h>
int
_isatty_r (struct _reent *ptr, int fd)
{
struct stat buf;
if (_fstat_r (ptr, fd, &buf) < 0)
return 0;
if (S_ISCHR (buf.st_mode))
return 1;
return 0;
}