diff options
Diffstat (limited to 'xorg-server/hw/xfree86/os-support/sco')
-rw-r--r-- | xorg-server/hw/xfree86/os-support/sco/VTsw_sco.c | 244 |
1 files changed, 127 insertions, 117 deletions
diff --git a/xorg-server/hw/xfree86/os-support/sco/VTsw_sco.c b/xorg-server/hw/xfree86/os-support/sco/VTsw_sco.c index d126e7869..9300b13b9 100644 --- a/xorg-server/hw/xfree86/os-support/sco/VTsw_sco.c +++ b/xorg-server/hw/xfree86/os-support/sco/VTsw_sco.c @@ -1,117 +1,127 @@ -/* - * 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. - * - */ - -#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; - } -} +/*
+ * 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.
+ *
+ */
+
+#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;
+ }
+}
+
+Bool
+xf86VTActivate(int vtno)
+{
+ if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, vtno - 1) < 0) {
+ return(FALSE);
+ }
+
+ return(TRUE);
+}
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