1 /*************************************************
3 *************************************************/
5 /* Copyright (c) University of Cambridge, 1995 - 2007 */
6 /* See the file NOTICE for conditions of use and distribution. */
8 /* This file contains a number of subroutines that are in effect
9 just alternative packaging for calls to various X functions that
10 happen to be convenient for this program. */
16 /*************************************************
18 *************************************************/
20 /* Unpick a variable-length argument list and set up an
21 appropriate call to XtSetValues. To make it reasonably
22 efficient, we keep a working Arg structure of length 15;
23 the largest call in eximon sets 11 values. The code uses
24 malloc/free if more, just in case there is ever a longer
25 one that gets overlooked. */
27 static Arg xs_temparg
[15];
29 void xs_SetValues(Widget w
, Cardinal num_args
, ...)
33 Arg
*aa
= (num_args
> 15)? (Arg
*)malloc(num_args
*sizeof(Arg
)) : xs_temparg
;
34 va_start(ap
, num_args
);
35 for (i
= 0; i
< num_args
; i
++)
37 aa
[i
].name
= va_arg(ap
, String
);
38 aa
[i
].value
= va_arg(ap
, XtArgVal
);
40 XtSetValues(w
, aa
, num_args
);
41 if (num_args
> 15) free(aa
);