Subset version apt-file for cygwin.

apt-file.sh

#!/usr/bin/env bash
# Copyright (c) 2013 Koichi OKADA. All rights reserved.
# This script is distributed under the MIT license.
# http://www.opensource.org/licenses/mit-license.php

SCRIPTNAME=${0##*/}

function usage ()
{
#--------------------------------------------------------------------
cat <<EOD
Usage: ${SCRIPTNAME} [options] action [pattern]
  subset version apt-file for cygwin

Configuration options:
    --fixed-string     -F               Do not expand pattern
    --help             -h               Show this help.

Action:
    update                              Update setup.ini by apt-cyg
    search|find        <pattern>        Search files in packages
    list|show          <pattern>        List files in package

EOD
#--------------------------------------------------------------------
}

function current_cygarch ()
{
  arch | sed -e 's/^i686$/x86/g'
}

function init ()
{
  CACHEDIR="$(cygpath -u "$(cat /etc/setup/last-cache)")"
  MIRROR="$(cygpath -u "$(cat /etc/setup/last-mirror)")"
  MIRRORDIR="$(echo "$MIRROR" | sed -e 's/\//%2f/g' -e 's/:/%3a/g')"
  ARCH="$(current_cygarch)"
  
  case "$ARCH" in
    x86|x86_64)
      ;;
    *)
      echo -e "\e[31;1mError:\e[22m unknown arch: ${ARCH}\e[30m"
      exit 1
      ;;
  esac
  
  SETUPINI="${CACHEDIR}/${MIRRORDIR}/${ARCH}/setup.ini"
}

# check_args action $# requires
function check_args ()
{
  if [ $2 -ne $3 ]; then
    echo -e "\e[31;1mError:\e[22m less parameters for $1\e[30m"
    echo
    usage
    exit 1
  fi
}

function search_packages
{
  #SETUPINI="$(cygpath -u "$(cat /etc/setup/last-cache)")"/"$(echo "$(cygpath -u "$(cat /etc/setup/last-mirror)")" | sed -e 's/\//%2f/g' -e 's/:/%3a/g')"/$ARCH/setup.ini
  grep ^@ "$SETUPINI" | awk '{print $2}' | grep "$1"
}

function list_action ()
{
  local TARGETS
  if [ "$OPT_F" == "" ]; then
    while read i; do
      TARGETS+=("$i")
    done < <(search_packages "$1")
  else
    TARGETS+=("$1")
  fi
  
  
  for pkg in "${TARGETS[@]}"; do
    BASE_URL=$(cat /etc/setup/last-mirror)
    FILE=$(apt-cyg -u describe "$pkg" | grep "^install:" | awk '{print $2}')
    if [ "$FILE" == "" ]; then
      echo -e "\e[31;1mError:\e[22m package is not found:\e[30m $1"
      exit 1
    fi
    case "$FILE" in
    *.bz2) wget -qO- ${BASE_URL}${FILE} | tar jt ;;
    *.xz ) wget -qO- ${BASE_URL}${FILE} | tar Jt ;;
    esac | while read file; do
      echo $pkg: $file
    done
  done
}

function search_action ()
{
  cygcheck -p "$@"
}

if [ ! -x "$(which apt-cyg)" ]; then
  echo -e "\e[31;1mError:\e[30;0m apt-cyg is not found."
  echo
  usage
  exit
fi

while [ $# -gt 0 ]; do
  case "$1" in
    --help|-h)
      usage
      exit
      ;;
    --fixed-string|-F)
      OPT_F=1
      shift
      ;;
    list|show)
      check_args $1 $# 2
      shift
      ACTION=list_action
      ARGV+=("$1")
      shift
      ;;
    search|find)
      check_args $1 $# 2
      shift
      ACTION=search_action
      ARGV+=("$1")
      shift
      ;;
    *)
      echo -e "\e[31;1mError:\e[22m unknown parameter:\e[30m $1"
      echo
      usage
      exit
      ;;
  esac
done

init

if [ "$ACTION" != "" ]; then
  ${ACTION} "${ARGV[@]}"
else
  usage
fi