File: filesizes.sh
   1 #!/bin/sh
   2 
   3 # The MIT License (MIT)
   4 #
   5 # Copyright © 2024 pacman64
   6 #
   7 # Permission is hereby granted, free of charge, to any person obtaining a copy
   8 # of this software and associated documentation files (the “Software”), to deal
   9 # in the Software without restriction, including without limitation the rights
  10 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  11 # copies of the Software, and to permit persons to whom the Software is
  12 # furnished to do so, subject to the following conditions:
  13 #
  14 # The above copyright notice and this permission notice shall be included in
  15 # all copies or substantial portions of the Software.
  16 #
  17 # THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  18 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  20 # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  21 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  22 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  23 # SOFTWARE.
  24 
  25 
  26 # filesizes [options...] [files/folders...]
  27 #
  28 # Show all filesizes as TSV lines, starting with a header/column line.
  29 #
  30 # The only options show this help message, via any of `-h`, `--h`, `-help`,
  31 # or `--help`.
  32 
  33 
  34 # handle leading options
  35 case "$1" in
  36     -h|--h|-help|--help)
  37         awk '/^# +filesizes/, /^$/ { gsub(/^# ?/, ""); print }' "$0"
  38         exit 0
  39     ;;
  40 esac
  41 
  42 printf "file\tbytes\n"
  43 for arg in "${@:-.}"; do
  44     if [ -f "${arg}" ]; then
  45         wc -c "${arg}" |
  46             sed -E -u 's-^ +--; s- +-\t-1; s-([^\t]*)\t(.*)-\2\t\1-'
  47         continue
  48     fi
  49 
  50     if [ ! -d "${arg}" ]; then
  51         printf "\e[31mno folder named %s\e[0m\n" "${arg}" > /dev/stderr
  52         return 1
  53     fi
  54 
  55     stdbuf -oL find "${arg}" -type f -exec wc -c {} + |
  56         stdbuf -oL head -n -1 |
  57             sed -E -u 's-^ +--; s- +-\t-1; s-([^\t]*)\t(.*)-\2\t\1-'
  58 done