Date: Sun, 28 Jun 2009 12:02:16 +0000 (UTC) From: Ed Schouten <ed@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r195136 - head/sys/kern Message-ID: <200906281202.n5SC2GNk011210@svn.freebsd.org>
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Author: ed Date: Sun Jun 28 12:02:15 2009 New Revision: 195136 URL: http://svn.freebsd.org/changeset/base/195136 Log: Add FIONWRITE support to TTYs. TTYs already supported TIOCOUTQ, but FIONWRITE seems to be a more generic name for this. Approved by: re (kib) Modified: head/sys/kern/tty.c Modified: head/sys/kern/tty.c ============================================================================== --- head/sys/kern/tty.c Sun Jun 28 11:32:52 2009 (r195135) +++ head/sys/kern/tty.c Sun Jun 28 12:02:15 2009 (r195136) @@ -1341,6 +1341,10 @@ tty_generic_ioctl(struct tty *tp, u_long case FIONREAD: *(int *)data = ttyinq_bytescanonicalized(&tp->t_inq); return (0); + case FIONWRITE: + case TIOCOUTQ: + *(int *)data = ttyoutq_bytesused(&tp->t_outq); + return (0); case FIOSETOWN: if (tp->t_session != NULL && !tty_is_ctty(tp, td->td_proc)) /* Not allowed to set ownership. */ @@ -1603,9 +1607,6 @@ tty_generic_ioctl(struct tty *tp, u_long case TIOCNXCL: tp->t_flags &= ~TF_EXCLUDE; return (0); - case TIOCOUTQ: - *(unsigned int *)data = ttyoutq_bytesused(&tp->t_outq); - return (0); case TIOCSTOP: tp->t_flags |= TF_STOPPED; ttydevsw_pktnotify(tp, TIOCPKT_STOP);
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