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Diffstat (limited to 'nx-X11/lib/X11/LockDis.c')
-rw-r--r-- | nx-X11/lib/X11/LockDis.c | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/nx-X11/lib/X11/LockDis.c b/nx-X11/lib/X11/LockDis.c deleted file mode 100644 index 12dd97df0..000000000 --- a/nx-X11/lib/X11/LockDis.c +++ /dev/null @@ -1,84 +0,0 @@ - -/* - -Copyright 1993, 1998 The Open Group - -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. - -The above copyright notice and this permission notice shall be included in -all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN -AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN -CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - -Except as contained in this notice, the name of The Open Group shall not be -used in advertising or otherwise to promote the sale, use or other dealings -in this Software without prior written authorization from The Open Group. - -*/ - -/* - * Author: Stephen Gildea, MIT X Consortium - * - * XLockDis.c - multi-thread application-level locking routines - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif -#include "Xlibint.h" -#ifdef XTHREADS -#include "locking.h" -#endif - -void -XLockDisplay( - register Display* dpy) -{ -#ifdef XTHREADS - LockDisplay(dpy); - if (dpy->lock) - (*dpy->lock->user_lock_display)(dpy); - /* - * We want the threads in the reply queue to all get out before - * XLockDisplay returns, in case they have any side effects the - * caller of XLockDisplay was trying to protect against. - * XLockDisplay puts itself at the head of the event waiters queue - * to wait for all the replies to come in. - */ - if (dpy->lock && dpy->lock->reply_awaiters) { - struct _XCVList *cvl; - - cvl = (*dpy->lock->create_cvl)(dpy); - - /* stuff ourselves on the head of the queue */ - cvl->next = dpy->lock->event_awaiters; - dpy->lock->event_awaiters = cvl; - - while (dpy->lock->reply_awaiters) - ConditionWait(dpy, cvl->cv); - UnlockNextEventReader(dpy); /* pass the signal on */ - } - UnlockDisplay(dpy); -#endif -} - -void -XUnlockDisplay( - register Display* dpy) -{ -#ifdef XTHREADS - LockDisplay(dpy); - if (dpy->lock) - (*dpy->lock->user_unlock_display)(dpy); - UnlockDisplay(dpy); -#endif -} |