Gforth is the Forth implementation of the GNU project (Current release , have a look to the User Manual). Source distributions can be found. Gforth Manual. GNU GENERAL PUBLIC LICENSE · Preamble · TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION · How to Apply. Gforth Manual. Gforth is a free implementation of ANS Forth available on many personal machines. This manual corresponds to version

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It should not get the reputation of being exceptionally slow.

It should be a model, i. It should provide for all the things that are considered necessary today and even some that are not yet considered necessary.

Gforth – GNU Project – Free Software Foundation.

Changed representation of types in struct package, and correspondingly changed names. Gforth now produces a backtrace when catching an exception. Read the updated documentation for the snapshots in Gforth’s snapshot manual. The single-step debugger works again in some engines. Various changes without log information only known as mega-patches. FSL support files undocumented regexp. Added optional support for a C interface built on the ffcall libraries more portable and powerful than the old one, but still not documented.

Syntax of prim changed: Better support for m68k thanks to Andreas Schwab and Jorge Acereda. Gforth now does not translate newlines to LFs on reading.


Gforth Manual

This can be split into several subgoals:. At run-time requires libtool and gcc for the libcc C interface and gdb for the disassembler SEE on some platforms. Missing ANS Forth words: Subscribe by filling out the Form here.

New engine gforth-itc for dealing with some potential backwards-compatibility problems see “Direct or Indirect Threaded?

You can use ” gforthmi –application It tforth become standard, i. Bug fixes amd64 gdb disassembler works ,anual syntax change autodetected workaround for gcc 4. Plugins to support some native code generation for PSC The default path now has “. Block files now start at block 0 by default gfodth of block 1. User input device redirection for filters is now possible.

This goal is the most difficult one. New threaded code execution method: New, changed, and removed words: Large file support on OSs that support them i. Gforth can now deal well with broken pipes in most situations. Default dictionary size is now 4MB. There’s a mailing list around Gforth-related topics: New flags –ignore-async-signals, –vm-commit default overcommit–print-sequences Forth x: Gforth-fast now uses static superinstructions some speedup on some platforms ; generally this is transparent apart from the speedupbut there are lots of command-line options for controlling the static superinstruction generation.


User-visible changes between 0. Contributions of assemblers and disassemblers for other architectures are welcome. Added a lot of embedded control EC stuff.

Mailing List There’s a mailing list around Gforth-related topics: Newlines on output are in the OSs favourite format. Cross compiler now also supports compilation only for undefined or forward referenced words. Bug fixes installation on big-endian machines sometimes did not work. There are now two engines: Bug fixes in particular, gforth Bug fixes Makefile fixes for installing.

Long word names MB on bit systems are now supported change to the header format. There’s an object oriented packagewritten in almost plain ANS Forth now part of Gforth’s distribution. More files in the compat library.

Table of Contents

It is possible to create executables that contain the image for non-OS systems. News User-visible changes between 0.

Gforth now produces exit code 1 if there is an error i. Stdout is now unbuffered, if it is a tty.

New image file format. Read old postings in the list archive of the Gforth list.