37 lines
488 B
Bash
Executable File
37 lines
488 B
Bash
Executable File
#!/bin/sh
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#
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#/ Usage: runner [-d <dir>] <command>
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#/
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#/ Run a command with exec, optionally changing directory first
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set -e
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error() {
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echo $@ >&2
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exit 1
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}
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usage() {
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cat $0 | grep '^#/' | cut -c4-
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exit
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}
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while getopts ":hd:" OPT; do
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case $OPT in
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d) cd $OPTARG ;;
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h) usage ;;
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\?) error "invalid option: -$OPTARG" ;;
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:) error "option -$OPTARG requires an argument" ;;
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esac
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done
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shift $((OPTIND-1))
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command=$1
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if [ "$1" == "" ]; then
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usage
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fi
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exec $1
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