JonesForth is a Public Domain implementation of FORTH language/environment/machine. JonesForth MacIntel is the port of JonesForth to Macintosh Intel (32-bit).
How to build
Use GCC in 32-bit model:
$ gcc -m32 -nostdlib -static jonesforth-macintel.s -o jonesforth
But if you want to compile the interpreter with debug information:
$ make jonesforth
This software is know to work on Snow Leopard, Lion and Mountain Lion.
JonesForth requires extra FORTH definitions stored in
jonesforth.f, so pass
jonesforth.f and the standard input (STDIN) to the interpreter. Note: the interpreter don't accept parameters.
$ cat jonesforth.f - | ./jonesforth JONESFORTH VERSION 47 OK
To exit from FORTH, type