/[dtapublic]/projs/trunk/shared_source/c_tcl_base_7_5_w_mods/tclwinmtherr.c
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Revision 25 - (show annotations) (download)
Sat Oct 8 06:43:03 2016 UTC (7 years, 8 months ago) by dashley
Original Path: sf_code/esrgpcpj/shared/tcl_base/tclwinmtherr.c
File MIME type: text/plain
File size: 1642 byte(s)
Initial commit.
1 /* $Header: /cvsroot/esrg/sfesrg/esrgpcpj/shared/tcl_base/tclwinmtherr.c,v 1.1.1.1 2001/06/13 04:49:20 dtashley Exp $ */
2
3 /*
4 * tclWinMtherr.c --
5 *
6 * This function provides a default implementation of the
7 * _matherr function for Borland C++.
8 *
9 * Copyright (c) 1995 Sun Microsystems, Inc.
10 *
11 * See the file "license.terms" for information on usage and redistribution
12 * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
13 *
14 * RCS: @(#) $Id: tclwinmtherr.c,v 1.1.1.1 2001/06/13 04:49:20 dtashley Exp $
15 */
16
17 #include "tclWinInt.h"
18 #include <math.h>
19
20
21 /*
22 *----------------------------------------------------------------------
23 *
24 * _matherr --
25 *
26 * This procedure is invoked by Borland C++ when certain
27 * errors occur in mathematical functions. This procedure
28 * replaces the default implementation which generates pop-up
29 * warnings.
30 *
31 * Results:
32 * Returns 1 to indicate that we've handled the error
33 * locally.
34 *
35 * Side effects:
36 * Sets errno based on what's in xPtr.
37 *
38 *----------------------------------------------------------------------
39 */
40
41 int
42 _matherr(xPtr)
43 struct exception *xPtr; /* Describes error that occurred. */
44 {
45 if (!TclMathInProgress()) {
46 return 0;
47 }
48 if ((xPtr->type == DOMAIN) || (xPtr->type == SING)) {
49 errno = EDOM;
50 } else {
51 errno = ERANGE;
52 }
53 return 1;
54 }
55
56
57 /* $History: tclwinmtherr.c $
58 *
59 * ***************** Version 1 *****************
60 * User: Dtashley Date: 1/02/01 Time: 12:28a
61 * Created in $/IjuScripter, IjuConsole/Source/Tcl Base
62 * Initial check-in.
63 */
64
65 /* End of TCLWINMTHERR.C */

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