Lem
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GNU/Linux

Using the binary

Lem 2.1 was released! It provides binaries for Linux, MacOS and Windows.

Arch linux

sudo pacman -Sy lem-editor-git

Debian/Mint/Ubuntu

There is an automatic installer that works on Debian, Linux Mint and Ubuntu.

Before that, install the dependencies:

sudo apt install sbcl curl git

Now, run the command that will install Lem:

The sh script is located here https://lem-project.github.io/linux_installer.sh which downloads

the lisp file that is interpreted for SBCL, it can be checked here https://lem-project.github.io/linux-installer.lisp

curl -L https://lem-project.github.io/linux_installer.sh | bash

Important places from the script installation:

  • $HOME/common-lisp/lem (Lem installation location)
  • /usr/local/bin/lem (Lem symlink)

Other GNU/Linux

Installation with roswell

Please install roswell at first, Roswell Installation Guide.

After that, please follow the steps bellow.

  1. Install lem by roswell
$ ros follow-dependency=t install lem-project/lem
  1. Add the PATH in the initialization file (such as ~/.bashrc)
export PATH=$PATH:~/.roswell/bin

Installation with Docker

Clone the Lem repository and build a Docker image:

$ docker build -t lem .

You can now run it:

$ docker run --rm -it -v .:/shared lem

Installation from scratch

Install SBCL and ncurses library

  • Debian-like distro
sudo apt install sbcl libncurses5-dev build-essential
  • Fedora
sudo yum install sbcl ncurses-devel make automake gcc gcc-c++
  • OpenSuse
sudo zypper install sbcl ncurses-devel make devel_basis

Install qlot

  • Automatic installer
curl -L https://qlot.tech/installer | bash

For an alternative installation, https://github.com/fukamachi/qlot#installation

Download and build the executable

  • Create the directories
mkdir $HOME/common-lisp && cd $HOME/common-lisp
git clone https://github.com/lem-project/lem.git
cd lem && make ncurses

Add the executable to PATH

  • Copying the PATH to ~/.bashrc
export PATH="$HOME/common-lisp/lem:$PATH"