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| 1 : | anton | 1.1 | \ ERRORE.FS English error strings 9may93jaw |
| 2 : | |||
| 3 : | anton | 1.14 | \ Copyright (C) 1995,1996,1997,1998,1999,2000,2003,2006 Free Software Foundation, Inc. |
| 4 : | anton | 1.1 | |
| 5 : | \ This file is part of Gforth. | ||
| 6 : | |||
| 7 : | \ Gforth is free software; you can redistribute it and/or | ||
| 8 : | \ modify it under the terms of the GNU General Public License | ||
| 9 : | anton | 1.15 | \ as published by the Free Software Foundation, either version 3 |
| 10 : | anton | 1.1 | \ of the License, or (at your option) any later version. |
| 11 : | |||
| 12 : | \ This program is distributed in the hope that it will be useful, | ||
| 13 : | \ but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 14 : | \ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| 15 : | \ GNU General Public License for more details. | ||
| 16 : | |||
| 17 : | \ You should have received a copy of the GNU General Public License | ||
| 18 : | anton | 1.15 | \ along with this program. If not, see http://www.gnu.org/licenses/. |
| 19 : | anton | 1.1 | |
| 20 : | |||
| 21 : | \ The errors are defined by a linked list, for easy adding | ||
| 22 : | \ and deleting. Speed is not neccassary at this point. | ||
| 23 : | |||
| 24 : | jwilke | 1.7 | require ./io.fs |
| 25 : | require ./nio.fs | ||
| 26 : | |||
| 27 : | pazsan | 1.3 | AVariable ErrLink \ Linked list entry point |
| 28 : | anton | 1.1 | NIL ErrLink ! |
| 29 : | |||
| 30 : | decimal | ||
| 31 : | |||
| 32 : | \ error numbers between -256 and -511 represent signals | ||
| 33 : | \ signals are handled with strsignal | ||
| 34 : | \ but some signals produce throw-codes > -256, e.g., -28 | ||
| 35 : | |||
| 36 : | \ error numbers between -512 and -2047 are for OS errors and are | ||
| 37 : | \ handled with strerror | ||
| 38 : | |||
| 39 : | pazsan | 1.5 | has? OS [IF] |
| 40 : | pazsan | 1.3 | : >stderr ( -- ) |
| 41 : | r> outfile-id >r stderr to outfile-id | ||
| 42 : | >exec r> to outfile-id ; | ||
| 43 : | pazsan | 1.5 | [THEN] |
| 44 : | pazsan | 1.3 | |
| 45 : | anton | 1.1 | : .error ( n -- ) |
| 46 : | pazsan | 1.13 | [ has? OS [IF] ] |
| 47 : | pazsan | 1.3 | >stderr |
| 48 : | pazsan | 1.13 | [ [THEN] ] |
| 49 : | anton | 1.1 | ErrLink |
| 50 : | BEGIN @ dup | ||
| 51 : | WHILE | ||
| 52 : | 2dup cell+ @ = | ||
| 53 : | pazsan | 1.3 | IF |
| 54 : | 2 cells + count type drop EXIT THEN | ||
| 55 : | anton | 1.1 | REPEAT |
| 56 : | drop | ||
| 57 : | jwilke | 1.2 | [ has? os [IF] ] |
| 58 : | anton | 1.1 | dup -511 -255 within |
| 59 : | IF | ||
| 60 : | pazsan | 1.3 | 256 + negate strsignal type EXIT |
| 61 : | anton | 1.1 | THEN |
| 62 : | dup -2047 -511 within | ||
| 63 : | IF | ||
| 64 : | pazsan | 1.3 | 512 + negate strerror type EXIT |
| 65 : | anton | 1.1 | THEN |
| 66 : | [ [THEN] ] | ||
| 67 : | anton | 1.8 | ." error " dec. ; |
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