--- gforth/errors.fs 1998/05/13 16:47:22 1.5 +++ gforth/errors.fs 2003/03/09 15:16:48 1.15 @@ -1,6 +1,6 @@ \ Load in error strings -\ Copyright (C) 1995-1997 Free Software Foundation, Inc. +\ Copyright (C) 1995,1996,1997,1998,1999,2003 Free Software Foundation, Inc. \ This file is part of Gforth. @@ -16,7 +16,7 @@ \ 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. +\ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. [IFUNDEF] linked \ defined by chains.fs?! : linked here over @ a, swap ! ; @@ -27,24 +27,13 @@ , string, align ; -variable next-exception -2048 next-exception ! - -: exception ( addr u -- n ) - \G @var{n} is a previously unused THROW value in the range - \G {-4095...-256}. Consecutive calls to EXCEPTION return - \G consecutive decreasing numbers. Gforth uses the string - \G @var{addr u} as error message. - next-exception @ errstring - next-exception @ - -1 next-exception +! ; - decimal -1 s" Aborted" rot errstring -3 s" Stack overflow" rot errstring -4 s" Stack underflow" rot errstring -5 s" Return stack overflow" rot errstring --6 s" Return stack undeflow" rot errstring +-6 s" Return stack underflow" rot errstring -7 s" Do-loops nested too deeply" rot errstring -8 s" Dictionary overflow" rot errstring -9 s" Invalid memory address" rot errstring @@ -97,3 +86,23 @@ decimal -56 s" QUIT" rot errstring -57 s" Error in sending or receiving a character" rot errstring -58 s" [IF], [ELSE], [THEN] error" rot errstring + +\ Gforth's errors: + +-2048 s" Cannot tick compile-only word (try COMP' ... DROP)" rot errstring +-2049 s" Write to broken pipe" rot errstring + +variable next-exception -2050 next-exception ! + +: exception ( addr u -- n ) \ exception- gforth + \G @var{n} is a previously unused @code{throw} value in the range + \G (-4095...-256). Consecutive calls to @code{exception} return + \G consecutive decreasing numbers. Gforth uses the string + \G @var{addr u} as an error message. + next-exception @ errstring + next-exception @ + -1 next-exception +! ; + +-2049 constant broken-pipe-error ( -- n ) \ gforth +\G the error number for a broken pipe +