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sorbits/every

Last active October 29, 2025 21:55
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Revisions

  1. sorbits revised this gist Aug 21, 2014. 1 changed file with 1 addition and 2 deletions.
    3 changes: 1 addition & 2 deletions every
    View file
    Original file line number Diff line number Diff line change
    @@ -8,10 +8,9 @@ function create_hash {
    openssl dgst -sha1 -binary <<< "$1" | xxd -p
    }

    while getopts ':n:c:vh' opt; do
    while getopts ':n:vh' opt; do
    case $opt in
    n) step=$OPTARG ;;
    c) cmd=$OPTARG ;;
    v) echo "$progname $version"; exit ;;
    :) echo >&2 "$progname: option requires an argument -- $OPTARG"; exit 1 ;;
    \?) echo >&2 "$progname: illegal option: -- $OPTARG"; exit 1 ;;
  2. sorbits created this gist Aug 17, 2014.
    51 changes: 51 additions & 0 deletions every
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,51 @@
    #!/usr/bin/env bash

    progname=$(basename $0)
    version="1.0 (2014-08-17)"
    step=2

    function create_hash {
    openssl dgst -sha1 -binary <<< "$1" | xxd -p
    }

    while getopts ':n:c:vh' opt; do
    case $opt in
    n) step=$OPTARG ;;
    c) cmd=$OPTARG ;;
    v) echo "$progname $version"; exit ;;
    :) echo >&2 "$progname: option requires an argument -- $OPTARG"; exit 1 ;;
    \?) echo >&2 "$progname: illegal option: -- $OPTARG"; exit 1 ;;

    h)
    echo "$progname $version"
    echo "Usage: $progname [-n number] command [argument ...]"
    echo " $progname [-v|-h]"
    echo "Options:"
    echo " -n <number> Run every <number> time. Defaults to 2."
    echo " -v Print version information."
    echo " -h Show this information."
    exit
    ;;
    esac
    done

    if [ $OPTIND -gt $# ]; then
    echo >&2 "$progname: no command specified. Use -h for usage options."
    exit 1
    fi

    file="${XDG_DATA_HOME:-$HOME/.local/share}/${progname}/$(create_hash "$*")"

    if [ ! -f "$file" ]; then
    mkdir -p "$(dirname "$file")"
    echo >"$file" 1
    fi

    value=$(head -n1 "$file")

    if [ $value -ge $step ]; then
    rm "$file"
    exec "${@:$OPTIND}"
    fi

    printf "%d\n# Last run: %s\n# Command: %s\n" "$(( $value + 1 ))" "$(date)" "${*:$OPTIND}" >"$file"