47 lines
804 B
Bash
Executable File
47 lines
804 B
Bash
Executable File
swatch_usage() {
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cat <<EOF >&2
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NAME
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swatch - execute a program periodically with "watch". Supports aliases.
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SYNOPSIS
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swatch [options] command
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OPTIONS
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-n, --interval seconds (default: 1)
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Specify update interval. The command will not allow quicker than
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0.1 second interval.
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EOF
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}
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if [ $# -eq 0 ]; then
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swatch_usage
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exit 1
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fi
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seconds=1
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shell="$SHELL"
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while [ $# -gt 0 ]; do
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case "$1" in
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-n)
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seconds="$2"
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args="${@:3}"
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shift 3
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;;
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-h)
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swatch_usage
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exit 1
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;;
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*)
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args="${@:1}"
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break
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;;
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esac
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done
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# Get the base name of the shell executable
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shell_basename=$(basename "$shell")
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watch --color -n "$seconds" --exec "$shell" -ic "$args || true"
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