\ ERRORE.FS English error strings 9may93jaw
\ Copyright (C) 1995 Free Software Foundation, Inc.
\ This file is part of Gforth.
\ Gforth is free software; you can redistribute it and/or
\ modify it under the terms of the GNU General Public License
\ as published by the Free Software Foundation; either version 2
\ of the License, or (at your option) any later version.
\ This program is distributed in the hope that it will be useful,
\ but WITHOUT ANY WARRANTY; without even the implied warranty of
\ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
\ GNU General Public License for more details.
\ You should have received a copy of the GNU General Public License
\ along with this program; if not, write to the Free Software
\ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
\ The errors are defined by a linked list, for easy adding
\ and deleting. Speed is not neccassary at this point.
AVARIABLE ErrLink \ Linked list entry point
NIL ErrLink !
: ERR" ( n -- )
ErrLink linked
,
[char] " parse
string, align ;
decimal
-1 ERR" Aborted"
-3 ERR" Stack overflow" -4 ERR" Stack underflow"
-5 ERR" Return stack overflow" -6 ERR" Return stack undeflow"
-7 ERR" Do-loops nested too deeply" -8 ERR" Dictionary overflow"
-9 ERR" Invalid memory address" -10 ERR" Division by zero"
-11 ERR" Result out of range" -12 ERR" Argument type mismatch"
-13 ERR" Undefined word" -14 ERR" Interpreting a compile-only word"
-15 ERR" Invalid FORGET" -16 ERR" Attempt to use zero-length string as a name"
-17 ERR" Pictured numeric ouput string overflow"
-18 ERR" Parsed string overflow" -19 ERR" Word name too long"
-20 ERR" Write to a read-only location" -21 ERR" Unsupported operation"
-22 ERR" Control structure mismatch" -23 ERR" Address alignment exception"
-24 ERR" Invalid numeric argument" -25 ERR" Return stack imbalance"
-26 ERR" Loop parameters unavailable" -27 ERR" Invalid recursion"
-28 ERR" User interupt" -29 ERR" Compiler nesting"
-30 ERR" Obsolescent feature" -31 ERR" >BODY used on non-CREATEd definition"
-32 ERR" Invalid name argument" -33 ERR" Block read exception"
-34 ERR" Block write exception" -35 ERR" Invalid block number"
-36 ERR" Invalid file position" -37 ERR" File I/O exception"
-38 ERR" Non-existent file" -39 ERR" Unexpected end of file"
-40 ERR" Invalid BASE for floating point conversion"
-41 ERR" Loss of precision" -42 ERR" Floating-point divide by zero"
-43 ERR" Floating-point result out of range"
-44 ERR" Floating-point stack overflow" -45 ERR" Floating-point stack underflow"
-46 ERR" Floating-point invalid argument"
-47 ERR" Compilation word list deleted" -48 ERR" invalid POSTPONE"
-49 ERR" Search-order overflow" -50 ERR" Search-order underflow"
-51 ERR" Compilation word list changed" -52 ERR" Control-flow stack overflow"
-53 ERR" Exception stack overflow" -54 ERR" Floating-point underflow"
-55 ERR" Floating-point unidentified fault"
-56 ERR" QUIT" -57 ERR" Error in sending or receiving a character"
-58 ERR" [IF], [ELSE], [THEN] error"
\ signals are handled with strsignal
\ but some signals produce throw-codes > -256, e.g., -28
\ signals: ( We list them all, except those already present, just in case )
\ -256 ERR" Hangup signal"
\ -257 ERR" Quit signal"
\ -258 ERR" Illegal Instruction"
\ -259 ERR" Trace Trap"
\ -260 ERR" IOT instruction"
\ -261 ERR" EMT instruction" \ abort() call?
\ -262 ERR" Kill signal" \ cannot be caught but so what
\ -263 ERR" Bad arg to system call"
\ -264 ERR" Broken pipe"
\ -265 ERR" Alarm signal"
\ -266 ERR" Terminate signal"
\ -267 ERR" User signal 1"
\ -268 ERR" User signal 2"
\ error numbers between -512 and -2047 are for OS errors and are
\ handled with strerror
: .error ( n -- )
cr ." Error: "
ErrLink
BEGIN @ dup
WHILE
2dup cell+ @ =
IF 2 cells + count type drop exit THEN
REPEAT
drop
dup -511 -255 within
IF
256 + negate strsignal type exit
THEN
dup -2047 -511 within
IF
512 + negate strerror type exit
THEN
. ;
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