| 1 | /************************************************************ |
| 2 | |
| 3 | Copyright (c) 1993, Oracle and/or its affiliates. |
| 4 | |
| 5 | Permission is hereby granted, free of charge, to any person obtaining a |
| 6 | copy of this software and associated documentation files (the "Software"), |
| 7 | to deal in the Software without restriction, including without limitation |
| 8 | the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| 9 | and/or sell copies of the Software, and to permit persons to whom the |
| 10 | Software is furnished to do so, subject to the following conditions: |
| 11 | |
| 12 | The above copyright notice and this permission notice (including the next |
| 13 | paragraph) shall be included in all copies or substantial portions of the |
| 14 | Software. |
| 15 | |
| 16 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 19 | THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| 21 | FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| 22 | DEALINGS IN THE SOFTWARE. |
| 23 | |
| 24 | ********************************************************/ |
| 25 | |
| 26 | /* |
| 27 | |
| 28 | Copyright 1994, 1998 The Open Group |
| 29 | |
| 30 | Permission to use, copy, modify, distribute, and sell this software and its |
| 31 | documentation for any purpose is hereby granted without fee, provided that |
| 32 | the above copyright notice appear in all copies and that both that |
| 33 | copyright notice and this permission notice appear in supporting |
| 34 | documentation. |
| 35 | |
| 36 | The above copyright notice and this permission notice shall be included in |
| 37 | all copies or substantial portions of the Software. |
| 38 | |
| 39 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 40 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 41 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 42 | OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN |
| 43 | AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| 44 | CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 45 | |
| 46 | Except as contained in this notice, the name of The Open Group shall not be |
| 47 | used in advertising or otherwise to promote the sale, use or other dealings |
| 48 | in this Software without prior written authorization from The Open Group. |
| 49 | |
| 50 | */ |
| 51 | /* $XFree86: xc/lib/Xt/ThreadsI.h,v 3.5 2001/12/14 19:56:31 dawes Exp $ */ |
| 52 | |
| 53 | #ifndef _XtThreadsI_h |
| 54 | #define _XtThreadsI_h |
| 55 | |
| 56 | #include <X11/XlibConf.h> |
| 57 | |
| 58 | #ifdef XTHREADS |
| 59 | |
| 60 | typedef struct _LockRec *LockPtr; |
| 61 | |
| 62 | typedef void (*ThreadAppProc)( |
| 63 | XtAppContext /* app */ |
| 64 | ); |
| 65 | |
| 66 | typedef void (*ThreadAppYieldLockProc)( |
| 67 | XtAppContext, /* app */ |
| 68 | Boolean*, /* push_thread */ |
| 69 | Boolean*, /* pushed_thread */ |
| 70 | int* /* level */ |
| 71 | ); |
| 72 | |
| 73 | typedef void (*ThreadAppRestoreLockProc)( |
| 74 | XtAppContext /* app */, |
| 75 | int, /* level */ |
| 76 | Boolean* /* pushed_thread */ |
| 77 | ); |
| 78 | |
| 79 | _XFUNCPROTOBEGIN |
| 80 | |
| 81 | extern void (*_XtProcessLock)( |
| 82 | void |
| 83 | ); |
| 84 | |
| 85 | extern void (*_XtProcessUnlock)( |
| 86 | void |
| 87 | ); |
| 88 | |
| 89 | extern void (*_XtInitAppLock)( |
| 90 | XtAppContext /* app */ |
| 91 | ); |
| 92 | |
| 93 | _XFUNCPROTOEND |
| 94 | |
| 95 | #define INIT_APP_LOCK(app) if(_XtInitAppLock) (*_XtInitAppLock)(app) |
| 96 | #define FREE_APP_LOCK(app) if(app && app->free_lock)(*app->free_lock)(app) |
| 97 | |
| 98 | #define LOCK_PROCESS if(_XtProcessLock)(*_XtProcessLock)() |
| 99 | #define UNLOCK_PROCESS if(_XtProcessUnlock)(*_XtProcessUnlock)() |
| 100 | #define LOCK_APP(app) if(app && app->lock)(*app->lock)(app) |
| 101 | #define UNLOCK_APP(app) if(app && app->unlock)(*app->unlock)(app) |
| 102 | |
| 103 | #define YIELD_APP_LOCK(app,push,pushed,level)\ |
| 104 | if(app && app->yield_lock) (*app->yield_lock)(app,push,pushed,level) |
| 105 | #define RESTORE_APP_LOCK(app,level,pushed)\ |
| 106 | if(app && app->restore_lock) (*app->restore_lock)(app,level,pushed) |
| 107 | |
| 108 | #define WIDGET_TO_APPCON(w) \ |
| 109 | XtAppContext app = (w && _XtProcessLock ? \ |
| 110 | XtWidgetToApplicationContext(w) : NULL) |
| 111 | |
| 112 | #define DPY_TO_APPCON(d) \ |
| 113 | XtAppContext app = (_XtProcessLock ? XtDisplayToApplicationContext(d): NULL) |
| 114 | |
| 115 | #else /* defined(XTHREADS) */ |
| 116 | |
| 117 | #define LOCK_PROCESS |
| 118 | #define UNLOCK_PROCESS |
| 119 | #define LOCK_APP(app) |
| 120 | #define UNLOCK_APP(app) |
| 121 | |
| 122 | #define INIT_APP_LOCK(app) |
| 123 | #define FREE_APP_LOCK(app) |
| 124 | |
| 125 | #define WIDGET_TO_APPCON(w) |
| 126 | #define DPY_TO_APPCON(d) |
| 127 | |
| 128 | #endif /* !defined(XTHREADS) */ |
| 129 | #endif /* _XtThreadsI_h */ |