3 Copyright 1989, 1998 The Open Group
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6 documentation for any purpose is hereby granted without fee, provided that
7 the above copyright notice appear in all copies and that both that
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28 * Author: Jim Fulton, MIT X Consortium
37 #include <X11/Xmu/CvtCache.h>
43 static int _CloseDisplay(XmuDisplayQueue*, XmuDisplayQueueEntry*);
44 static int _FreeCCDQ(XmuDisplayQueue*);
45 static void _InitializeCvtCache(XmuCvtCache*);
50 static XmuDisplayQueue *dq = NULL;
54 * internal utility callbacks
58 _FreeCCDQ(XmuDisplayQueue *q)
60 XmuDQDestroy (dq, False);
67 _CloseDisplay(XmuDisplayQueue *q, XmuDisplayQueueEntry *e)
71 if (e && (c = (XmuCvtCache *)(e->data))) {
72 _XmuStringToBitmapFreeCache (c);
73 /* insert calls to free any cached memory */
80 _InitializeCvtCache(register XmuCvtCache *c)
82 _XmuStringToBitmapInitCache (c);
83 /* insert calls to init any cached memory */
88 * XmuCCLookupDisplay - return the cache entry for the indicated display;
89 * initialize the cache if necessary
92 _XmuCCLookupDisplay(Display *dpy)
94 XmuDisplayQueueEntry *e;
97 * If no displays have been added before this, create the display queue.
100 dq = XmuDQCreate (_CloseDisplay, _FreeCCDQ, NULL);
101 if (!dq) return NULL;
105 * See if the display is already there
107 e = XmuDQLookupDisplay (dq, dpy); /* see if it's there */
108 if (!e) { /* else create it */
109 XmuCvtCache *c = (XmuCvtCache *) malloc (sizeof (XmuCvtCache));
113 * Add the display to the queue
115 e = XmuDQAddDisplay (dq, dpy, (XPointer) c);
122 * initialize fields in cache
124 _InitializeCvtCache (c);
130 return (XmuCvtCache *)(e->data);