26 lines
661 B
Bash
Executable file
26 lines
661 B
Bash
Executable file
#!/bin/sh
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if [ $# != 0 ]; then
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echo 'dotoold runs dotool reading from a pipe for dotoolc to write to.
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dotoold will exit immediately if the pipe is already being read.
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The path used for the pipe is $DOTOOL_PIPE else /tmp/dotool_pipe.
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' > /dev/stderr
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[ "$1" = -h ] || [ "$1" = --help ]; exit
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fi
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fifo_being_read(){
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[ -p "$1" ] && /bin/echo 1<>"$1" >"$1"
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}
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p="${DOTOOL_PIPE:-/tmp/dotool_pipe}"
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if fifo_being_read "$p" 2> /dev/null; then
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echo 'dotoold: another instance is already connected' > /dev/stderr
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exit 1
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fi
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rm -rf "$p" || exit 1
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trap 'rm -rf "$p"; trap - EXIT; exit' EXIT INT TERM HUP
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mkfifo -m 660 "$p" || exit 1
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dotool <> "$p" &
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wait
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pkill -P $$
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