Created
January 27, 2020 07:00
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I bought tarot cards, also this script was made.
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| #!/bin/bash --posix | |
| # -*- coding:utf-8 -*- | |
| # === Coding shell scripting Memo ============================================== | |
| # ${<name>#<pattern>} :: matching delete with shortest by forword. | |
| # ${<name>##<pattern>} :: matching delete with longest by forword. | |
| # ${<name>%<pattern>} :: matching delete with shortest by backword. | |
| # ${<name>%%<pattern>} :: mathing delete with longest by backword. | |
| # ${<name>/<before>/<after>} :: replace only first matching. | |
| # ${<name>//<before>/<after>} :: replace all matching. | |
| # ${<name>:-<value>} :: if no yet set value, return value. | |
| # ${<name>:=<value>} :: if no yet set value, return value and set. | |
| # ". <shell script>" is to keep current shell and take over environment. | |
| # === Initialize shell environment ============================================= | |
| #set -u # Just stop undefined values. | |
| #set -e # Just stop error. | |
| #set -x # Debug running command. | |
| umask 0022 | |
| export LC_ALL=C | |
| export LANG=C | |
| PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/bin:${PATH+:}${PATH-}" | |
| type command >/dev/null 2>&1 && type getconf >/dev/null 2>&1 && | |
| export PATH="$(command -p getconf PATH):${PATH}" | |
| export UNIX_STD=2003 # to make HP-UX conform to POSIX | |
| # === Define the functions for printing usage and error message ================ | |
| usage_and_exit(){ | |
| cat <<-" USAGE" 1>&2 | |
| tarot.sh return tarot card. | |
| Usage : tarot.sh [options] | |
| Options : | |
| -h |--help |--version | |
| This help. | |
| -N <num> | |
| Returning nums cards. | |
| Version : 2020-01-05_15:03:41 0.01 | |
| LICENSE : CC0 | |
| This is a public-domain software (CC0). It means that | |
| all of the people can use this for any purposes with no | |
| restrictions at all. By the way, We are fed up with the | |
| side effects which are brought about by the major licenses. | |
| Author : 2020 TD | |
| USAGE | |
| exit 1 | |
| } | |
| error_exit() { | |
| ${2+:} false && echo "${0##*/}: $2" 1>&2 | |
| exit "$1" | |
| } | |
| # === Initialize parameters ==================================================== | |
| # Detect home directory of this app. and define more | |
| #Homedir="$(d=${0%/*}/; [ "_$d" = "_$0/" ] && d='./'; cd "$d.."; pwd)" | |
| #PATH="$Homedir/<Add Dir>:$PATH" # for additional command | |
| #. "$Homedir/<shell script config-file.>" # configration value. | |
| FOOL=0 | |
| MAGICIAN=0 | |
| PRIESTESS=0 | |
| EMPRESS=0 | |
| EMPEROR=0 | |
| HIEROPHANT=0 | |
| LOVERS=0 | |
| CHARIOT=0 | |
| STRENGTH=0 | |
| HERMIT=0 | |
| FORTUNE=0 | |
| JUSTICE=0 | |
| HANGEDMAN=0 | |
| DEATH=0 | |
| TEMPERANCE=0 | |
| DEVIL=0 | |
| TOWER=0 | |
| STAR=0 | |
| MOON=0 | |
| SUN=0 | |
| JUDGEMENT=0 | |
| WORLD=0 | |
| FULLSUM=0 | |
| NUMS=1 | |
| DECK="" | |
| # === Confirm that the required commands exist ================================= | |
| # --- cURL or Wget (exsample) | |
| #if type curl >/dev/null 2>&1; then | |
| # CMD_CURL='curl' | |
| #elif type wget >/dev/null 2>&1; then | |
| # CMD_WGET='wget' | |
| #else | |
| # error_exit 1 'No HTTP-GET/POST command found.' | |
| #fi | |
| # === Print usage and exit if one of the help options is set =================== | |
| case "$# ${1:-}" in | |
| '1 -h'|'1 --help'|'1 --version') usage_and_exit;; | |
| esac | |
| # === Read options ============================================================= | |
| while :; do | |
| case "${1:-}" in | |
| -N) | |
| NUMS=$(printf '%s' "${2:-}" | tr -d '\n') | |
| if [ "${NUMS}" -ge 1 ] && [ "${NUMS}" -le 22 ]; then | |
| : | |
| else | |
| error_exit 1 'The arg N is only integer, 1 <= N <= 22.' | |
| fi | |
| shift 2 | |
| ;; | |
| --|-) | |
| break | |
| ;; | |
| --*|-*) | |
| error_exit 1 'Invalid option' | |
| ;; | |
| *) | |
| break | |
| ;; | |
| esac | |
| done | |
| # === Require parameters check ================================================= | |
| #printf '%s\n' "${zzz}" | grep -Eq '^$|^-?[0-9.]+,-?[0-9.]+$' || { | |
| # error_exit 1 'Invalid -l,--location option' | |
| #} | |
| # === Last parameter =========================================================== | |
| #case $# in | |
| # 0) <input>=$(cat -) | |
| # ;; | |
| # 1) case "${1:-}" in | |
| # '--') usage_and_exit;; | |
| # '-') <input>=$(cat -) ;; | |
| # *) <input>=$1 ;; | |
| # esac | |
| # ;; | |
| # *) case "$1" in '--') shift;; esac | |
| # <input>="$*" | |
| # ;; | |
| #esac # Escape 0x0A to 0x1E | |
| # === Define funcitons ========================================================= | |
| # === Main routine ============================================================= | |
| while [ ${FULLSUM} -lt 4194303 ]; do | |
| PPP=256 | |
| REV="R" | |
| while [ ${PPP} -ge 242 ]; do | |
| PPP=$(od -A n -t u1 -N 1 /dev/urandom) | |
| if [ "R" = ${REV} ]; then | |
| REV="F" | |
| else | |
| REV="R" | |
| fi | |
| done | |
| PPP=$(( PPP % 22 )) | |
| case ${PPP} in | |
| 0) | |
| if [ ${FOOL} -eq 0 ]; then | |
| DECK=$(printf "%s%s %s" "${DECK}" "${REV}" "0 FOOL\n") | |
| FOOL=1 | |
| FULLSUM=$((FULLSUM + 1)) | |
| fi | |
| ;; | |
| 1) | |
| if [ ${MAGICIAN} -eq 0 ]; then | |
| DECK=$(printf "%s%s %s" "${DECK}" "${REV}" "1 MAGICIAN\n") | |
| MAGICIAN=1 | |
| FULLSUM=$((FULLSUM + 2)) | |
| fi | |
| ;; | |
| 2) | |
| if [ ${PRIESTESS} -eq 0 ]; then | |
| DECK=$(printf "%s%s %s" "${DECK}" "${REV}" "2 PRIESTESS\n") | |
| PRIESTESS=1 | |
| FULLSUM=$((FULLSUM + 4)) | |
| fi | |
| ;; | |
| 3) | |
| if [ ${EMPRESS} -eq 0 ]; then | |
| DECK=$(printf "%s%s %s" "${DECK}" "${REV}" "3 EMPRESS\n") | |
| EMPRESS=1 | |
| FULLSUM=$((FULLSUM + 8)) | |
| fi | |
| ;; | |
| 4) | |
| if [ ${EMPEROR} -eq 0 ]; then | |
| DECK=$(printf "%s%s %s" "${DECK}" "${REV}" "4 EMPEROR\n") | |
| EMPEROR=1 | |
| FULLSUM=$((FULLSUM + 16)) | |
| fi | |
| ;; | |
| 5) | |
| if [ ${HIEROPHANT} -eq 0 ]; then | |
| DECK=$(printf "%s%s %s" "${DECK}" "${REV}" "5 HIEROPHANT\n") | |
| HIEROPHANT=1 | |
| FULLSUM=$((FULLSUM + 32)) | |
| fi | |
| ;; | |
| 6) | |
| if [ ${LOVERS} -eq 0 ]; then | |
| DECK=$(printf "%s%s %s" "${DECK}" "${REV}" "6 LOVERS\n") | |
| LOVERS=1 | |
| FULLSUM=$((FULLSUM + 64)) | |
| fi | |
| ;; | |
| 7) | |
| if [ ${CHARIOT} -eq 0 ]; then | |
| DECK=$(printf "%s%s %s" "${DECK}" "${REV}" "7 CHARIOT\n") | |
| CHARIOT=1 | |
| FULLSUM=$((FULLSUM + 128)) | |
| fi | |
| ;; | |
| 8) | |
| if [ ${STRENGTH} -eq 0 ]; then | |
| DECK=$(printf "%s%s %s" "${DECK}" "${REV}" "8 STRENGTH\n") | |
| STRENGTH=1 | |
| FULLSUM=$((FULLSUM + 256)) | |
| fi | |
| ;; | |
| 9) | |
| if [ ${HERMIT} -eq 0 ]; then | |
| DECK=$(printf "%s%s %s" "${DECK}" "${REV}" "9 HERMIT\n") | |
| HERMIT=1 | |
| FULLSUM=$((FULLSUM + 512)) | |
| fi | |
| ;; | |
| 10) | |
| if [ ${FORTUNE} -eq 0 ]; then | |
| DECK=$(printf "%s%s %s" "${DECK}" "${REV}" "10 FORTUNE\n") | |
| FORTUNE=1 | |
| FULLSUM=$((FULLSUM + 1024)) | |
| fi | |
| ;; | |
| 11) | |
| if [ ${JUSTICE} -eq 0 ]; then | |
| DECK=$(printf "%s%s %s" "${DECK}" "${REV}" "11 JUSTICE\n") | |
| JUSTICE=1 | |
| FULLSUM=$((FULLSUM + 2048)) | |
| fi | |
| ;; | |
| 12) | |
| if [ ${HANGEDMAN} -eq 0 ]; then | |
| DECK=$(printf "%s%s %s" "${DECK}" "${REV}" "12 HANGEDMAN\n") | |
| HANGEDMAN=1 | |
| FULLSUM=$((FULLSUM + 4096)) | |
| fi | |
| ;; | |
| 13) | |
| if [ ${DEATH} -eq 0 ]; then | |
| DECK=$(printf "%s%s %s" "${DECK}" "${REV}" "13 DEATH\n") | |
| DEATH=1 | |
| FULLSUM=$((FULLSUM + 8192)) | |
| fi | |
| ;; | |
| 14) | |
| if [ ${TEMPERANCE} -eq 0 ]; then | |
| DECK=$(printf "%s%s %s" "${DECK}" "${REV}" "14 TEMPERANCE\n") | |
| TEMPERANCE=1 | |
| FULLSUM=$((FULLSUM + 16384)) | |
| fi | |
| ;; | |
| 15) | |
| if [ ${DEVIL} -eq 0 ]; then | |
| DECK=$(printf "%s%s %s" "${DECK}" "${REV}" "15 DEVIL\n") | |
| DEVIL=1 | |
| FULLSUM=$((FULLSUM + 32768)) | |
| fi | |
| ;; | |
| 16) | |
| if [ ${TOWER} -eq 0 ]; then | |
| DECK=$(printf "%s%s %s" "${DECK}" "${REV}" "16 TOWER\n") | |
| TOWER=1 | |
| FULLSUM=$((FULLSUM + 65536)) | |
| fi | |
| ;; | |
| 17) | |
| if [ ${STAR} -eq 0 ]; then | |
| DECK=$(printf "%s%s %s" "${DECK}" "${REV}" "17 STAR\n") | |
| STAR=1 | |
| FULLSUM=$((FULLSUM + 131072)) | |
| fi | |
| ;; | |
| 18) | |
| if [ ${MOON} -eq 0 ]; then | |
| DECK=$(printf "%s%s %s" "${DECK}" "${REV}" "18 MOON\n") | |
| MOON=1 | |
| FULLSUM=$((FULLSUM + 262144)) | |
| fi | |
| ;; | |
| 19) | |
| if [ ${SUN} -eq 0 ]; then | |
| DECK=$(printf "%s%s %s" "${DECK}" "${REV}" "19 SUN\n") | |
| SUN=1 | |
| FULLSUM=$((FULLSUM + 524288)) | |
| fi | |
| ;; | |
| 20) | |
| if [ ${JUDGEMENT} -eq 0 ]; then | |
| DECK=$(printf "%s%s %s" "${DECK}" "${REV}" "20 JUDGEMENT\n") | |
| JUDGEMENT=1 | |
| FULLSUM=$((FULLSUM + 1048576)) | |
| fi | |
| ;; | |
| 21) | |
| if [ ${WORLD} -eq 0 ]; then | |
| DECK=$(printf "%s%s %s" "${DECK}" "${REV}" "21 WORLD\n") | |
| WORLD=1 | |
| FULLSUM=$((FULLSUM + 2097152)) | |
| fi | |
| ;; | |
| *) ;; | |
| esac | |
| done | |
| printf "%b" "${DECK}" | head -"${NUMS}" | |
| # === End shell script ========================================================= | |
| exit 0 |
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