projects / micropolis / blame
| Commit | Line | Data |
|---|---|---|
| 6a5fa4e0 MG |
1 | /* |
| 2 | * tclXmatherr.c -- | |
| 3 | * | |
| 4 | * Extended Tcl default matherr routine, may be replace by an application | |
| 5 | * specified version. | |
| 6 | *----------------------------------------------------------------------------- | |
| 7 | * Copyright 1992 Karl Lehenbauer and Mark Diekhans. | |
| 8 | * | |
| 9 | * Permission to use, copy, modify, and distribute this software and its | |
| 10 | * documentation for any purpose and without fee is hereby granted, provided | |
| 11 | * that the above copyright notice appear in all copies. Karl Lehenbauer and | |
| 12 | * Mark Diekhans make no representations about the suitability of this | |
| 13 | * software for any purpose. It is provided "as is" without express or | |
| 14 | * implied warranty. | |
| 15 | *----------------------------------------------------------------------------- | |
| 16 | * $Id: tclXmatherr.c,v 2.1 1992/11/09 07:33:02 markd Exp $ | |
| 17 | *----------------------------------------------------------------------------- | |
| 18 | */ | |
| 19 | #include "tclxtend.h" | |
| 20 | ||
| 21 | #ifndef TCL_IEEE_FP_MATH | |
| 22 | ||
| 23 | #include <math.h> | |
| 24 | \f | |
| 25 | /* | |
| 26 | *----------------------------------------------------------------------------- | |
| 27 | * | |
| 28 | * matherr -- | |
| 29 | * Default matherr routine for extended Tcl. If the error does not | |
| 30 | * belong to Tcl, standard math error processing is done. An | |
| 31 | * aplication may replace this routine with their own, however it must | |
| 32 | * call \fBTcl_MathError\fR to check if the error belongs to tcl. | |
| 33 | * | |
| 34 | *----------------------------------------------------------------------------- | |
| 35 | */ | |
| 36 | int | |
| 37 | matherr (except) | |
| 38 | struct exception *except; | |
| 39 | { | |
| 40 | if (Tcl_MathError (except->name, except->type)) | |
| 41 | return 1; | |
| 42 | else | |
| 43 | return 0; | |
| 44 | } | |
| 45 | ||
| 46 | #else | |
| 47 | \f | |
| 48 | /* | |
| 49 | *----------------------------------------------------------------------------- | |
| 50 | * | |
| 51 | * matherr -- | |
| 52 | * Dummy matherr for systems wanting to use IEEE 745-1985 floating point | |
| 53 | * math error reporting. This just disables standard Unix matherr message | |
| 54 | * printing by returning 1. Except parameter not specified, since some systems | |
| 55 | * don't define it or even use matherr. | |
| 56 | * | |
| 57 | *----------------------------------------------------------------------------- | |
| 58 | */ | |
| 59 | int | |
| 60 | matherr () | |
| 61 | { | |
| 62 | return 1; | |
| 63 | } | |
| 64 | ||
| 65 | #endif /* TCL_IEEE_FP_MATH */ |