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    Length: 1583 (0x62f)
    Types: TextFile
    Names: »XCreateCursor.c«

└─⟦a0efdde77⟧ Bits:30001252 EUUGD11 Tape, 1987 Spring Conference Helsinki
    └─⟦526ad3590⟧ »EUUGD11/gnu-31mar87/X.V10.R4.tar.Z« 
        └─⟦2109abc41⟧ 
            └─⟦this⟧ »./X.V10R4/Xlib/XCreateCursor.c« 

TextFile

#include <X/mit-copyright.h>

/* $Header: XCreateCursor.c,v 10.6 86/04/22 15:27:51 jg Rel $ */
/* Copyright    Massachusetts Institute of Technology    1985	*/

#include "XlibInternal.h"
Cursor XCreateCursor (width, height, cursor, mask, xOffset, yOffset,
    foreground, background, func)
    	short *cursor, *mask;
	int width, height;
	int xOffset, yOffset;
	int func;
	int foreground, background;
{
	register Display *dpy;
	register XReq *req;
	XRep rep;
	Bitmap cbitmap, mbitmap = 0;
	int nbytes = BitmapSize (width, height)/UBPS;
	Status status;

	GetReq(X_StoreBitmap, 0);
	req->params0 = height;
	req->params1 = width;
	PackData (dpy, cursor, nbytes);

	if (mask) {
	    GetReq(X_StoreBitmap, 0);
	    req->params0 = height;
	    req->params1 = width;
	    PackData (dpy, mask, nbytes);
	    dpy->request--; /* to synchronize properly with XError packets */
	    }

	cbitmap = _XReply (dpy, &rep) ? rep.param.l[0] : 0;

	if (mask) {
	    dpy->request++;
	    mbitmap = _XReply (dpy, &rep) ? rep.param.l[0] : 0;
	    }

	if (!cbitmap || (mask && !mbitmap)) {
	    /* an error occurred. Clean up and return. */
	    if (cbitmap)
	    	XFreeBitmap (cbitmap);
	    if (mbitmap)
	    	XFreeBitmap (mbitmap);
	    return (0);
	    }

	GetReq(X_StoreCursor, 0);
	req->func = func;
	req->param.l[0] = cbitmap;
	req->params2 = foreground;
	req->params3 = background;
	req->param.l[2] = mbitmap;
	req->params6 = xOffset;
	req->params7 = yOffset;
	status = _XReply (dpy, &rep);
	XFreeBitmap (cbitmap);
	if (mbitmap) 
	    XFreeBitmap (mbitmap);
	return (status ? rep.param.l[0] : 0);
}