# Installer empty avec Homebrew, Nix

Consultez les chemins d'installation, exécutables, métadonnées et notes de sécurité de empty pour les workflows d'agents IA.

## installation

```sh
sudo av install brew:empty
```

Commandes d'installation supplémentaires:

### macOS

- Homebrew (100%):

```sh
brew install empty
```

  Preuve: local Homebrew formula metadata

### Linux

- Nix (92%):

```sh
nix profile install nixpkgs#empty
```

  Preuve: nixpkgs package indexes: pkgs/by-name/em/empty/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1

## Faits du paquet

- **Clé du paquet:** brew:empty
- **Gestionnaire de paquets:** Homebrew
- **Version:** 0.6.23d
- **Résumé source:** Lightweight Expect-like PTY tool for shell scripts
- **Page d'accueil:** <https://empty.sourceforge.net/>
- **Généré:** 2026-08-03T19:37:03+00:00

## exécutables

- empty (alias)

## Comportement d'installation

- Bouteille: non disponible

## Version et fraîcheur

- page générée: 2026-08-03
- version du gestionnaire: 0.6.23d
## Historique du projet et usages

`empty` is a lightweight Unix PTY automation tool meant to let shell scripts drive interactive programs without pulling in Tcl/Expect, Perl, Python, or a larger scripting runtime.

### Historique du projet

The official site says `empty` was written by Mikhail E. Zakharov, based on the idea of Daniel J. Bernstein's pty-4.0 but without porting pty-4.0 code. Its copyright notice spans 2005 to 2020.

### Historique d'adoption

The project page lists successful compilation and testing on a broad set of Unix-like systems, including BSDs, macOS, Linux, Solaris, AIX, HP-UX, OSF1, and Cygwin. That portability is the main adoption story rather than a large ecosystem.

### Modes d'utilisation

`empty` runs a process under a pseudo-terminal and then sends or waits for text through named input and output files. The homepage compares a short telnet login sequence against Tcl/Expect, Perl Expect, and Python Pexpect examples.

### Pourquoi les passionnés de paquets s'y intéressent

The package is interesting because it keeps the old Unix promise small: PTY scripting from plain shell, entirely in C, with minimal dependencies. It is the sort of utility that survives in package managers because it solves one awkward automation job without dragging in a language stack.

### Related projects

- The homepage compares `empty` directly with Tcl/Expect, Perl Expect, and Python Pexpect, and notes the conceptual link to pty-4.0.

### Sources

- <https://empty.sourceforge.net/>
- <https://sourceforge.net/p/empty/code>


## Notes de sécurité

generalized runtime or code generation signal.

- **Risque Geiger:** yellow / moyen
- generalized runtime or code generation signal

## Autres enregistrements de gestionnaires de paquets

- Nix - empty: normalized package name match | nixpkgs package indexes: pkgs/by-name/em/empty/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1


## Combined YAML source

View the package source record on GitHub. [combined/empty.yml](https://github.com/mxcl/pkgdb/blob/main/combined/empty.yml)


## Sources

- pkg.so package database
- Geiger risk classifier
- curated package history
- pkgdb category and tag curation
- external package-manager database matches
- cross-ecosystem install command graph