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Annotation of researchv9/X11/src/X.V11R1/lib/X/XClDisplay.c, revision 1.1.1.1

1.1       root        1: #include "copyright.h"
                      2: 
                      3: /* $Header: XClDisplay.c,v 11.17 87/09/01 14:39:45 toddb Exp $ */
                      4: /* Copyright    Massachusetts Institute of Technology    1985  */
                      5: 
                      6: #include "Xlibint.h"
                      7: 
                      8: extern Display *_XHeadOfDisplayList;
                      9: /* 
                     10:  * XCloseDisplay - XSync the connection to the X Server, close the connection,
                     11:  * and free all associated storage.
                     12:  */
                     13: 
                     14: XCloseDisplay (dpy)
                     15:        register Display *dpy;
                     16: {
                     17:        register _XExtension *ext;
                     18:        register int i;
                     19:        register Display **dp = &_XHeadOfDisplayList;
                     20:        register Display *cp = _XHeadOfDisplayList;
                     21:        for (i = 0; i < dpy->nscreens; i++) {
                     22:                register Screen *sp = &dpy->screens[i];
                     23:                XFreeGC (dpy, sp->default_gc);
                     24:        }
                     25:        XSync(dpy, 1);  /* throw away pending input events */
                     26:        ext = dpy->ext_procs;
                     27:        while (ext) {           /* call out to any extensions interested */
                     28:                if (ext->close_display != NULL) 
                     29:                        (*ext->close_display)(dpy, &ext->codes);
                     30:                ext = ext->next;
                     31:        }    
                     32:         LockDisplay(dpy);
                     33:        _XDisconnectDisplay(dpy->fd);
                     34:        while (cp != NULL) {
                     35:                if (cp == dpy) {
                     36:                        *dp = cp->next;
                     37:                        _XFreeDisplayStructure (dpy);
                     38:                        return;
                     39:                        }
                     40:                dp = &(cp->next);
                     41:                cp = *dp;
                     42:                }
                     43: }

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