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1
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1 // error.cc -*- C++ -*- |
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2 /* |
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3 |
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4 Copyright (C) 1992, 1993 John W. Eaton |
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5 |
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6 This file is part of Octave. |
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7 |
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8 Octave is free software; you can redistribute it and/or modify it |
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9 under the terms of the GNU General Public License as published by the |
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10 Free Software Foundation; either version 2, or (at your option) any |
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11 later version. |
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12 |
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13 Octave is distributed in the hope that it will be useful, but WITHOUT |
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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16 for more details. |
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17 |
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18 You should have received a copy of the GNU General Public License |
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19 along with Octave; see the file COPYING. If not, write to the Free |
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20 Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
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21 |
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22 */ |
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23 |
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24 #ifdef __GNUG__ |
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25 #pragma implementation |
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26 #endif |
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27 |
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28 #include <stdio.h> |
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29 #include <stdlib.h> |
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30 #include <stdarg.h> |
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31 |
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32 #include "error.h" |
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33 |
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143
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34 // Current error state. |
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35 int error_state; |
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36 |
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1
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37 static void |
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38 verror (const char *name, const char *fmt, va_list args) |
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39 { |
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40 if (name != (char *) NULL) |
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41 fprintf (stderr, "%s: ", name); |
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42 |
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43 vfprintf (stderr, fmt, args); |
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44 fprintf (stderr, "\n"); |
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45 fflush (stderr); |
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46 } |
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47 |
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48 void |
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49 message (const char *name, const char *fmt, ...) |
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50 { |
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51 va_list args; |
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52 va_start (args, fmt); |
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53 verror (name, fmt, args); |
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54 va_end (args); |
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55 } |
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56 |
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57 void |
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58 usage (const char *fmt, ...) |
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59 { |
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60 va_list args; |
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61 va_start (args, fmt); |
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62 verror ("usage", fmt, args); |
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63 va_end (args); |
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64 } |
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65 |
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66 void |
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67 warning (const char *fmt, ...) |
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68 { |
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69 va_list args; |
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70 va_start (args, fmt); |
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71 verror ("warning", fmt, args); |
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72 va_end (args); |
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73 } |
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74 |
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75 void |
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76 error (const char *fmt, ...) |
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77 { |
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143
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78 if (! error_state) |
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79 error_state = 1; |
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80 |
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81 va_list args; |
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82 va_start (args, fmt); |
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83 verror ("error", fmt, args); |
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84 va_end (args); |
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85 } |
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86 |
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103
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87 void volatile |
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88 panic (const char *fmt, ...) |
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89 { |
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90 va_list args; |
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91 va_start (args, fmt); |
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92 verror ("panic", fmt, args); |
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93 va_end (args); |
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94 abort (); |
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95 } |
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96 |
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97 /* |
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98 ;;; Local Variables: *** |
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99 ;;; mode: C++ *** |
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100 ;;; page-delimiter: "^/\\*" *** |
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101 ;;; End: *** |
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102 */ |
