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[exim.git] / src / exim_monitor / em_xs.c

diff --git a/src/exim_monitor/em_xs.c b/src/exim_monitor/em_xs.c
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+/* $Cambridge: exim/src/exim_monitor/em_xs.c,v 1.1 2004/10/07 10:39:01 ph10 Exp $ */
+
+/*************************************************
+*               Exim Monitor                     *
+*************************************************/
+
+/* Copyright (c) University of Cambridge, 1995 - 2004 */
+/* See the file NOTICE for conditions of use and distribution. */
+
+/* This file contains a number of subroutines that are in effect
+just alternative packaging for calls to various X functions that
+happen to be convenient for this program. */
+
+#include "em_hdr.h"
+
+
+
+/*************************************************
+*                  xs_SetValues                  *
+*************************************************/
+
+/* Unpick a variable-length argument list and set up an
+appropriate call to XtSetValues. To make it reasonably
+efficient, we keep a working Arg structure of length 15;
+the largest call in eximon sets 11 values. The code uses
+malloc/free if more, just in case there is ever a longer
+one that gets overlooked. */
+
+static Arg xs_temparg[15];
+
+void xs_SetValues(Widget w, Cardinal num_args, ...)
+{
+int i;
+va_list ap;
+Arg *aa = (num_args > 15)? (Arg *)malloc(num_args*sizeof(Arg)) : xs_temparg;
+va_start(ap, num_args);
+for (i = 0; i < num_args; i++)
+  {
+  aa[i].name = va_arg(ap, String);
+  aa[i].value = va_arg(ap, XtArgVal);
+  }
+XtSetValues(w, aa, num_args);
+if (num_args > 15) free(aa);
+}
+
+/* End of em_xs.c */