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https://github.com/alacritty/alacritty.git
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ac2a1ece9e
The script uses the recently added _NET_WM_PID window property for finding the program running in Alacritty, fetching its working directory, and spawning a new Alacritty using that directory.
44 lines
1.2 KiB
Bash
Executable file
44 lines
1.2 KiB
Bash
Executable file
#!/bin/bash
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# Spawn a new instance of Alacritty using the CWD of the currently focused
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# Alacritty process.
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#
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# This is useful in environment like i3 where terminals are opened using a
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# key-combination while another terminal is already focused.
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#
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# If the script is run with a non-Alacritty window in focus or a non-compliant
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# version of Alacritty, the script will exit with code 1. This makes it possible
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# to use the script like
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#
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# spawn-alacritty-cwd || alacritty
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#
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ACTIVE_WINDOW=$(xdotool getactivewindow)
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ACTIVE_WM_CLASS=$(xprop -id $ACTIVE_WINDOW | grep WM_CLASS)
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if [[ $ACTIVE_WM_CLASS == *"Alacritty"* ]]
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then
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# Get PID. If _NET_WM_PID isn't set, bail.
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PID=$(xprop -id $ACTIVE_WINDOW | grep _NET_WM_PID | grep -oP "\d+")
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if [[ "$PID" == "" ]]
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then
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exit 1
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fi
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# Get first child of terminal
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CHILD_PID=$(pgrep -P $PID)
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if [[ "$PID" == "" ]]
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then
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exit 1
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fi
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# Get current directory of child. The first child should be the shell.
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pushd "/proc/${CHILD_PID}/cwd"
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SHELL_CWD=$(pwd -P)
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popd
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# Start alacritty with the working directory
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alacritty --working-directory $SHELL_CWD
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else
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exit 1
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fi
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