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https://github.com/Ferdi265/pipectl

a simple named pipe management utility
https://github.com/Ferdi265/pipectl

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a simple named pipe management utility

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# `pipectl` - a simple named pipe management utility

`pipectl` is a tool to create and manage short-lived named pipes that can be
used to e.g. control a longer-lived program using short commands from elsewhere
in the system without needing a complex IPC mechanism such as UNIX domain
sockets.

## Features

- Create a named pipe using `pipectl -o | long-running-program`
- Send something to that program's stdin using `echo "input line" | pipectl -i`
- Create multiple named pipes simultaneously by naming them with `--name` or `-n`
- Create a named pipe at a custom path by using `--path` or `-p`
- Cleans up after itself when the program exits and removes the pipe
- Allows synchronizing writes to the pipe with the `--lock` or `-l` option

![demo screenshot](https://user-images.githubusercontent.com/4077106/147712401-7de95c84-a381-44f8-9b67-74507215f14a.png)

## Usage

```
usage: pipectl [options]

options:
-h, --help show this help
-o, --out create a pipe and print its contents to stdout
-i, --in write stdin to an open pipe
-n, --name N use a pipe with a custom name instead of the default
-p, --path P use a custom path P for the pipe created by pipectl
-f, --force force create a pipe even if one already exists
-l, --lock use flock(2) to synchronize writes to the pipe
-v, --verbose print debug messages on stderr
```

## Environment Variables

`pipectl` will use the environment variables `XDG_RUNTIME_PATH` and `TMPDIR` to
discover the preferred directory for the named pipes created by it. If both are
unset, `pipectl` falls back to placing the pipe in `/tmp`.

## Installation

`pipectl` is already packaged in many distros and can be installed via the
package manager:

[![Packaging Status](https://repology.org/badge/vertical-allrepos/pipectl.svg?columns=3)](https://repology.org/project/pipectl/versions)

## Dependencies

- `CMake`
- `scdoc` (for man pages)

## Building

- Run `cmake -B build`
- Run `cmake --build build`

## Files

- `src/main.c`: the whole program

## License

This project is licensed under the GNU GPL version 3.0 or later (SPDX
[GPL-3.0-or-later](https://spdx.org/licenses/GPL-3.0-or-later.html)). The full
license text can also be found in the [LICENSE](/LICENSE) file.