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