GitHub - glguida/lac: a LISP interpreter

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Name		Name	Last commit message	Last commit date
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CMakeLists.txt		CMakeLists.txt
COPYING		COPYING
README		README
TODO		TODO
env.c		env.c
examples.lac		examples.lac
ext_types.c		ext_types.c
lac.c		lac.c
laconic.c		laconic.c
laconic.h		laconic.h
lisperati.lac		lisperati.lac
map.c		map.c
private.h		private.h
sexpr_lex.l		sexpr_lex.l
sexpr_parse.y		sexpr_parse.y
sys.lac		sys.lac
ty_int.c		ty_int.c
ty_string.c		ty_string.c

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LAC is a laconic lisp interpreter.

Lexically scoped, single-namespace, extensible.

This is mostly a free time hack to learn lisp internals.

---
Extensibility: How to add new types

1. Create a C file containing:

- Three type specific functions
  - 'eq
  - 'print
  - 'eval

- an INIT function that register the ext_type to the system (will be
  automatically executed at runtime, no need to change the main file)

2. Add lexer rules to scan and allocate the new type in 'atoms.l

3. Debug