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Diffstat (limited to 'nx-X11/lib/X11/locking.h')
| -rw-r--r-- | nx-X11/lib/X11/locking.h | 156 |
1 files changed, 0 insertions, 156 deletions
diff --git a/nx-X11/lib/X11/locking.h b/nx-X11/lib/X11/locking.h deleted file mode 100644 index 277c9afc8..000000000 --- a/nx-X11/lib/X11/locking.h +++ /dev/null @@ -1,156 +0,0 @@ -/* - -Copyright 1992, 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 - * - * locking.h - data types for C Threads locking. - * Used by XlibInt.c, locking.c, LockDis.c - */ - -#ifndef _X_locking_H_ -#define _X_locking_H_ - -#define xmalloc(s) Xmalloc(s) -#define xfree(s) Xfree(s) -#include <nx-X11/Xlib.h> -#include <nx-X11/Xlibint.h> -#include <nx-X11/Xthreads.h> - -struct _XCVList { - xcondition_t cv; - xReply *buf; - struct _XCVList *next; -}; - -extern xthread_t (*_Xthread_self_fn)( /* in XlibInt.c */ - void -); - -/* Display->lock is a pointer to one of these */ - -struct _XLockInfo { - xmutex_t mutex; /* mutex for critical sections */ - int reply_bytes_left; /* nbytes of the reply still to read */ - Bool reply_was_read; /* _XReadEvents read a reply for _XReply */ - struct _XCVList *reply_awaiters; /* list of CVs for _XReply */ - struct _XCVList **reply_awaiters_tail; - struct _XCVList *event_awaiters; /* list of CVs for _XReadEvents */ - struct _XCVList **event_awaiters_tail; - Bool reply_first; /* who may read, reply queue or event queue */ - /* for XLockDisplay */ - int locking_level; /* how many times into XLockDisplay we are */ - xthread_t locking_thread; /* thread that did XLockDisplay */ - xcondition_t cv; /* wait if another thread has XLockDisplay */ - xthread_t reading_thread; /* cache */ - xthread_t conni_thread; /* thread in XProcessInternalConnection */ - xcondition_t writers; /* wait for writable */ - int num_free_cvls; - struct _XCVList *free_cvls; - /* used only in XlibInt.c */ - void (*pop_reader)( - Display* /* dpy */, - struct _XCVList** /* list */, - struct _XCVList*** /* tail */ - ); - struct _XCVList *(*push_reader)( - Display * /* dpy */, - struct _XCVList*** /* tail */ - ); - void (*condition_wait)( - xcondition_t /* cv */, - xmutex_t /* mutex */ -#if defined(XTHREADS_WARN) || defined(XTHREADS_FILE_LINE) - , char* /* file */, - int /* line */ -#endif - ); - void (*internal_lock_display)( - Display* /* dpy */, - Bool /* wskip */ -#if defined(XTHREADS_WARN) || defined(XTHREADS_FILE_LINE) - , char* /* file */, - int /* line */ -#endif - ); - /* used in XlibInt.c and locking.c */ - void (*condition_signal)( - xcondition_t /* cv */ -#if defined(XTHREADS_WARN) || defined(XTHREADS_FILE_LINE) - , char* /* file */, - int /* line */ -#endif - ); - void (*condition_broadcast)( - xcondition_t /* cv */ -#if defined(XTHREADS_WARN) || defined(XTHREADS_FILE_LINE) - , char* /* file */, - int /* line */ -#endif - ); - /* used in XlibInt.c and XLockDis.c */ - void (*lock_wait)( - Display* /* dpy */ - ); - void (*user_lock_display)( - Display* /* dpy */ - ); - void (*user_unlock_display)( - Display* /* dpy */ - ); - struct _XCVList *(*create_cvl)( - Display * /* dpy */ - ); -}; - -#define UnlockNextEventReader(d) if ((d)->lock) \ - (*(d)->lock->pop_reader)((d),&(d)->lock->event_awaiters,&(d)->lock->event_awaiters_tail) - -#if defined(XTHREADS_WARN) || defined(XTHREADS_FILE_LINE) -#define ConditionWait(d,c) if ((d)->lock) \ - (*(d)->lock->condition_wait)(c, (d)->lock->mutex,__FILE__,__LINE__) -#define ConditionSignal(d,c) if ((d)->lock) \ - (*(d)->lock->condition_signal)(c,__FILE__,__LINE__) -#define ConditionBroadcast(d,c) if ((d)->lock) \ - (*(d)->lock->condition_broadcast)(c,__FILE__,__LINE__) -#else -#define ConditionWait(d,c) if ((d)->lock) \ - (*(d)->lock->condition_wait)(c, (d)->lock->mutex) -#define ConditionSignal(d,c) if ((d)->lock) \ - (*(d)->lock->condition_signal)(c) -#define ConditionBroadcast(d,c) if ((d)->lock) \ - (*(d)->lock->condition_broadcast)(c) -#endif - -typedef struct _LockInfoRec { - xmutex_t lock; -} LockInfoRec; - -/* XOpenDis.c */ -extern int (*_XInitDisplayLock_fn)(Display *dpy); -extern void (*_XFreeDisplayLock_fn)(Display *dpy); - -#endif /* _X_locking_H_ */ |