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author | Reinhard Tartler <siretart@tauware.de> | 2011-10-10 17:43:39 +0200 |
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committer | Reinhard Tartler <siretart@tauware.de> | 2011-10-10 17:43:39 +0200 |
commit | f4092abdf94af6a99aff944d6264bc1284e8bdd4 (patch) | |
tree | 2ac1c9cc16ceb93edb2c4382c088dac5aeafdf0f /nx-X11/programs/Xserver/hw/xfree86/os-support/sco/VTsw_sco.c | |
parent | a840692edc9c6d19cd7c057f68e39c7d95eb767d (diff) | |
download | nx-libs-f4092abdf94af6a99aff944d6264bc1284e8bdd4.tar.gz nx-libs-f4092abdf94af6a99aff944d6264bc1284e8bdd4.tar.bz2 nx-libs-f4092abdf94af6a99aff944d6264bc1284e8bdd4.zip |
Imported nx-X11-3.1.0-1.tar.gznx-X11/3.1.0-1
Summary: Imported nx-X11-3.1.0-1.tar.gz
Keywords:
Imported nx-X11-3.1.0-1.tar.gz
into Git repository
Diffstat (limited to 'nx-X11/programs/Xserver/hw/xfree86/os-support/sco/VTsw_sco.c')
-rw-r--r-- | nx-X11/programs/Xserver/hw/xfree86/os-support/sco/VTsw_sco.c | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/nx-X11/programs/Xserver/hw/xfree86/os-support/sco/VTsw_sco.c b/nx-X11/programs/Xserver/hw/xfree86/os-support/sco/VTsw_sco.c new file mode 100644 index 000000000..beb86ccad --- /dev/null +++ b/nx-X11/programs/Xserver/hw/xfree86/os-support/sco/VTsw_sco.c @@ -0,0 +1,119 @@ +/* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/sco/VTsw_sco.c,v 1.2 1998/07/25 16:56:57 dawes Exp $ */ +/* + * Copyright 1993 by David Wexelblat <dwex@goblin.org> + * Copyright 1993 by David McCullough <davidm@stallion.oz.au> + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of David Wexelblat not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. David Wexelblat makes no representations + * about the suitability of this software for any purpose. It is provided + * "as is" without express or implied warranty. + * + * DAVID WEXELBLAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL DAVID WEXELBLAT BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + * + */ +/* $XConsortium: VTsw_sco.c /main/2 1995/11/13 06:08:36 kaleb $ */ + +#ifdef HAVE_XORG_CONFIG_H +#include <xorg-config.h> +#endif + +#include <X11/X.h> + +#include "xf86.h" +#include "xf86Priv.h" +#include "xf86_OSlib.h" + +/* For the event driver prototypes */ +#include <sys/event.h> +#include <mouse.h> + +/* + * Handle the VT-switching interface for SCO + */ + +/* + * This function is the signal handler for the VT-switching signal. It + * is only referenced inside the OS-support layer. NOTE: we do NOT need + * to re-arm the signal here, since we used sigaction() to set the signal + * disposition in sco_init.c. If we had used signal(), we would need to + * re-arm the signal here. All we need to do now is record the fact that + * we got the signal. XFree86 handles the rest. + */ +void +xf86VTRequest(int sig) +{ + xf86Info.vtRequestsPending = TRUE; + return; +} + +Bool +xf86VTSwitchPending(void) +{ + return(xf86Info.vtRequestsPending ? TRUE : FALSE); +} + +/* + * When we switch away, we need to flush and suspend the event driver + * before the VT_RELDISP. We also need to get the current LED status + * and preserve it, so that we can restore it when we come back. + */ +static int sco_ledstatus = -1; +static unsigned int sco_ledstate = 0; + +Bool +xf86VTSwitchAway(void) +{ + ev_flush(); + ev_suspend(); + + sco_ledstatus = ioctl(xf86Info.consoleFd, KDGETLED, &sco_ledstate); + + xf86Info.vtRequestsPending = FALSE; + if (ioctl(xf86Info.consoleFd, VT_RELDISP, VT_TRUE) < 0) { + return(FALSE); + } else { + return(TRUE); + } +} + +/* + * When we come back to the X server, we need to resume the event driver, + * and we need to restore the LED settings to what they were when we + * switched away. + */ +Bool +xf86VTSwitchTo(void) +{ + ev_resume(); + + xf86Info.vtRequestsPending = FALSE; + if (ioctl(xf86Info.consoleFd, VT_RELDISP, VT_ACKACQ) < 0) { + return(FALSE); + } else { + if (sco_ledstatus >= 0) { + ioctl (xf86Info.consoleFd, KDSETLED, sco_ledstate); + } + sco_ledstatus = -1; + + /* + * Convince the console driver this screen is in graphics mode, + * otherwise it assumes it can do more to the screen than it should. + */ + if (ioctl(xf86Info.consoleFd, KDSETMODE, KD_GRAPHICS) < 0) { + ErrorF("Failed to set graphics mode (%s)\n", strerror(errno)); + } + + return TRUE; + } +} |