Le Lisp (also Le_Lisp and Le-Lisp) is a
programming language
A programming language is a system of notation for writing computer programs. Most programming languages are text-based formal languages, but they may also be graphical. They are a kind of computer language.
The description of a programming ...
, a
dialect
The term dialect (from Latin , , from the Ancient Greek word , 'discourse', from , 'through' and , 'I speak') can refer to either of two distinctly different types of linguistic phenomena:
One usage refers to a variety of a language that is a ...
of the language
Lisp.
It was developed at the
(INRIA), to be an implementation language for a
very large scale integration
Very large-scale integration (VLSI) is the process of creating an integrated circuit (IC) by combining millions or billions of MOS transistors onto a single chip. VLSI began in the 1970s when MOS integrated circuit (Metal Oxide Semiconductor) ...
(VLSI)
workstation
A workstation is a special computer designed for technical or scientific applications. Intended primarily to be used by a single user, they are commonly connected to a local area network and run multi-user operating systems. The term ''workstat ...
being designed under the direction of
Jean Vuillemin
Jean Vuillemin is a French computer scientist known for his work in data structures and parallel computing. He is a professor of computer science at the École normale supérieure (Paris).
Contributions
Vuillemin invented the binomial heap and Ca ...
. ''Le Lisp'' also had to run on various incompatible platforms (mostly running
Unix
Unix (; trademarked as UNIX) is a family of multitasking, multiuser computer operating systems that derive from the original AT&T Unix, whose development started in 1969 at the Bell Labs research center by Ken Thompson, Dennis Ritchie, an ...
operating systems) that were used by the project. The main goals for the language were to be a powerful post-
Maclisp version of Lisp that would be
portable
Portable may refer to:
General
* Portable building, a manufactured structure that is built off site and moved in upon completion of site and utility work
* Portable classroom, a temporary building installed on the grounds of a school to provide ...
, compatible,
extensible
Extensibility is a software engineering and systems design principle that provides for future growth. Extensibility is a measure of the ability to extend a system and the level of effort required to implement the extension. Extensions can be t ...
, and efficient.
Jérôme Chailloux led the ''Le Lisp'' team, working with Emmanuel St. James, Matthieu Devin, and Jean-Marie Hullot in 1980. The dialect is historically noteworthy as one of the first Lisp implementations to be available on both the
Apple II and the
IBM PC.
On 2020-01-08, INRIA agreed to migrate the source code to the
2-clause BSD License which allowed few native ports from
ILOG
ILOG S.A. was an international software company purchased and incorporated into IBM announced in January, 2009. It created enterprise software products for supply chain, business rule management, visualization and optimization. The main product ...
and
Eligis to adopt this license model.
References
External links
* , Eligis, for
x86
x86 (also known as 80x86 or the 8086 family) is a family of complex instruction set computer (CISC) instruction set architectures initially developed by Intel based on the Intel 8086 microprocessor and its 8088 variant. The 8086 was intr ...
processors
Le Lisp at Computer History Museum's Software Preservation GroupLe-Lisp Open Source repository on GitHub
Lisp programming language family
Lisp (programming language)
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