SRANDRD(1)

💅 SRANDRD(1) — NAME ✨

okay so bestie, meet srandrd: a simple randr daemon. That’s the name, no cap — simple randr daemon. 🎀

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✨ SYNOPSIS ✨

srandrd [OPTIONS] COMMAND|list

• list — List outputs and EDIDs and terminate. yes, it literally lists the goods and dips. 💅

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🎀 OPTIONS 🎀

• -h — Print help and exit.
• -n — Don’t fork to background.
• -V — Show version information and exit.
• -v — Verbose output.
• -e — Emit connected devices at startup.
• -1 — One-shot mode; exit after emitting connected devices (implies -e).

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💖 DESCRIPTION 💖

srandrd(1) is a tool that executes a command on xrandr output change events — i.e. if a monitor is plugged or unplugged. By default srandrd forks to background and exits if the xserver exits. periodt. 🫶

The following variables are defined, bestie:

• SRANDRD_OUTPUT — defines the name of the graphics card output / port that triggered the event, e.g. DVI-0.
• SRANDRD_EVENT — defines the event that happened. It’s one of the following: [connected|disconnected|unknown].
• SRANDRD_EDID — defines a semi-unique identifier of the monitor that has been connected. The identifier is usually not unique (the same) within a monitor series. The identifier has this format: VENDOR[4]PRODUCT[4]SERIAL[8].
• SRANDRD_SCREENID — defines the xinerama screen id (if available). The identifier has this format: XINERAMA_SCREENID[1..n].

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🌸 EXAMPLE 🌸

An example usage could be

srandrd display_handler

where display_handler is the following script:

#!/bin/sh

case "$S{RANDRD_OUTPUT} ${SRANDRD_EVENT}" in
  "DVI-0 connected") xrandr --output DVI-0 --auto --right-of LVDS;;
  "VGA-0 connected") xrandr --output VGA-0 --auto --left-of LVDS;;
esac

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🦋 RESOURCES 🦋

• github: https://github.com/jceb/srandrd

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🧚 RELATED 🧚

• screenconfig: https://github.com/jceb/screenconfig

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👑 AUTHOR 👑

• Jan Christoph Ebersbach <jceb@e-jc.de>
• Stefan Bolte <portix@gmx.net>

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okay that’s the whole page, bestie. This manual is sourced/versioned as SRANDRD(1) and dated 10/13/2018 — periodt, slay, bye. 💜✨