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Annotation of researchv9/X11/src/X.V11R1/lib/X/XQuExt.c, revision 1.1

1.1     ! root        1: #include "copyright.h"
        !             2: 
        !             3: /* $Header: XQuExt.c,v 11.12 87/09/11 08:05:57 toddb Exp $ */
        !             4: /* Copyright    Massachusetts Institute of Technology    1986  */
        !             5: 
        !             6: #define NEED_REPLIES
        !             7: #include "Xlibint.h"
        !             8: 
        !             9: Bool XQueryExtension(dpy, name, major_opcode, first_event, first_error)
        !            10:     register Display *dpy;
        !            11:     char *name;
        !            12:     int *major_opcode;  /* RETURN */
        !            13:     int *first_event;   /* RETURN */
        !            14:     int *first_error;  /* RETURN */
        !            15: {       
        !            16:     xQueryExtensionReply rep;
        !            17:     register xQueryExtensionReq *req;
        !            18: 
        !            19:     LockDisplay(dpy);
        !            20:     GetReq(QueryExtension, req);
        !            21:     req->nbytes = strlen(name);
        !            22:     req->length += (req->nbytes+3)>>2;
        !            23:     _XSend(dpy, name, (long)req->nbytes);
        !            24:     (void) _XReply (dpy, (xReply *)&rep, 0, xTrue);
        !            25:     *major_opcode = rep.major_opcode;
        !            26:     *first_event = rep.first_event;
        !            27:     *first_error = rep.first_error;
        !            28:     UnlockDisplay(dpy);
        !            29:     SyncHandle();
        !            30:     return (rep.present);
        !            31: }
        !            32: 

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