Hi!
4-Авг-2004 16:47 [EMAIL PROTECTED] (Eric Auer) wrote to
[EMAIL PROTECTED]:
EA> Hi! I suggest using isatty:
EA> write(isatty(1) ? 1 : 2, "format (YES/NO)? ", 17);
EA> The above example would show the confirm prompt on STDERR if STDOUT is
EA> redirected to a non-tty.
There may be trouble with redirection to NUL, which is also device. As
I post earlier, Eugeny Roshal checks if ioctl(1,0) == 0x83 (but I suggest,
that enough to test 0x82).
EA> I guess CTTY devices are always TTYs, though.
EA> By the way, as far as I know, *only* COMn/AUX/CON can be CTTY targets.
EA> Now about CLS/... handling: Because CTTY is handled by FreeCOM itself,
No. FreeCOM may be _re_called (for example, by system()) with already
redirected handles by parent shell.
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