iankelling.org Git - small-misc-bash/blob - ex-function

   1 #!/bin/bash
   2 # Copyright (C) 2014 Ian Kelling
   3
   4 # Licensed under the Apache License, Version 2.0 (the "License");
   5 # you may not use this file except in compliance with the License.
   6 # You may obtain a copy of the License at
   7
   8 #     http://www.apache.org/licenses/LICENSE-2.0
   9
  10 # Unless required by applicable law or agreed to in writing, software
  11 # distributed under the License is distributed on an "AS IS" BASIS,
  12 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13 # See the License for the specific language governing permissions and
  14 # limitations under the License.
  15
  16 ex() {
  17     local help="Usage: ex [--help] FILE...
  18 Extract each FILE according to its extension."
  19     if [[ $1 == --help ]]; then
  20         echo "$help"
  21     fi
  22     local x
  23     for x in "$@"; do
  24         case "$x" in
  25             *.tar.bz2 | *.tbz2 ) tar xvjf "$x" ;;
  26             *.tar.gz | *.tgz ) tar xvzf "$x" ;;
  27             *.bz2 ) bunzip2 "$x" ;;
  28             *.gz ) gunzip  "$x" ;;
  29             *.tar ) tar xvf "$x" ;;
  30             *.zip ) unzip "$x" ;;
  31             *.Z ) uncompress "$x" ;;
  32             *.7z ) 7za x "$x" ;;
  33             *.deb ) ar xv "$x" ;;
  34             *.rpm ) rpm2cpio "$x" | cpio --extract --make-directories --verbose ;;
  35             *.tar.xz ) tar Jxvf "$x" ;;
  36             *.iso )
  37                 local temp_dir=$(mktemp -d)
  38                 losetup -f
  39                 s mount -o loop "$x" "$temp_dir"
  40                 local dir="${x%%.iso}"
  41                 mkdir "$dir"
  42                 cp -av "$temp_dir"/* "$dir"
  43                 s umount "$temp_dir"
  44                 ;;
  45             *.r[0-9][0-9]|*.rar ) unrar x "$x" ;;
  46             *)  echo "I don't kno how to extract $x";;
  47         esac
  48     done
  49 }