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# ProteanOS Development Kit
# lib/feed.sh
# Functions for handling feed index files
#
# Copyright (C) 2013 Patrick "P. J." McDermott
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
[ "x${_FEED_SM+set}" = 'xset' ] && return 0
_FEED_SM=1
use fd
feed_download()
{
local feed_index="${1}"
wget -O - "${feed_index}"
return 0
}
feed_find_pkgs()
{
local deps_file="${1}"
local line=
local deps_fd=
local pkg=
local deps=
local all_deps=
local dep=
local pkgs=
local new_deps=
fopen "${deps_file}" 'w'
deps_fd=${FD}
pkg=''
all_deps=''
IFS=''
while read -r line; do
unset IFS
if [ "x${line}" != 'x' ]; then
case "${line}" in
'Package:'*)
pkg="${line#Package:}"
pkg="${pkg## }"
;;
*'Depends:'*)
deps="${line#*Depends:}"
deps="${deps## }"
all_deps="${all_deps}${deps}, "
;;
esac
else
if profile_include_pkg "${pkg}"; then
pkgs="${pkgs} ${pkg}"
fi
new_deps=''
IFS=", ${HT}${LF}"
for dep in ${all_deps}; do
unset IFS
# Trim off " |.*$" and " (.*$" (versions and
# disjunctions).
dep="$(printf '%s ' ${dep} | cut -d ' ' -f 1)"
new_deps="${new_deps} ${dep}"
done
unset IFS
printf '%s%s\n' "${pkg}" "${new_deps}" >&${deps_fd}
pkg=''
all_deps=''
fi
done
unset IFS
fclose ${deps_fd}
return 0
}
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