From d01d16207d329c2c534d2d0b7ff9da76de97ca7b Mon Sep 17 00:00:00 2001 From: P. J. McDermott Date: Wed, 01 Aug 2012 06:59:37 -0400 Subject: Write control library file. --- (limited to 'lib') diff --git a/lib/control.sh b/lib/control.sh new file mode 100644 index 0000000..a5cdd46 --- /dev/null +++ b/lib/control.sh @@ -0,0 +1,126 @@ +#!@@SHELL@@ +# +# opkhelper +# lib/control +# Functions for parsing control files. +# +# Copyright (C) 2012 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 . + +[ -n "${_OH_CONTROL_SH}" ] && return 0 +_OH_CONTROL_SH=true + +. @@LIBDIR@@/messages +. @@LIBDIR@@/locale +. @@LIBDIR@@/util + +# Constant global parameters: +OH_CONTROL_SOURCE_FIELDS_REQUIRED='Maintainer' +OH_CONTROL_SOURCE_FIELDS_OPTIONAL='Build-Depends Homepage' +OH_CONTROL_BINARY_FIELDS_REQUIRED='Architecture Platform Priority Description' +OH_CONTROL_BINARY_FIELDS_OPTIONAL='Essential Depends Recommends Suggests '\ +'Pre-Depends Conflicts Provides Replaces' +OH_CONTROL_SOURCE_FIELD_MAINTAINER= +OH_CONTROL_SOURCE_FIELD_BUILD_DEPENDS= +OH_CONTROL_SOURCE_FIELD_HOMEPAGE= +OH_CONTROL_BINARY_FIELD_ARCHITECTURE= +OH_CONTROL_BINARY_FIELD_PLATFORM= +OH_CONTROL_BINARY_FIELD_PRIORITY= +OH_CONTROL_BINARY_FIELD_DESCRIPTION= +OH_CONTROL_BINARY_FIELD_ESSENTIAL= +OH_CONTROL_BINARY_FIELD_DEPENDS= +OH_CONTROL_BINARY_FIELD_RECOMMENDS= +OH_CONTROL_BINARY_FIELD_SUGGESTS= +OH_CONTROL_BINARY_FIELD_PRE_DEPENDS= +OH_CONTROL_BINARY_FIELD_CONFLICTS= +OH_CONTROL_BINARY_FIELD_PROVIDES= +OH_CONTROL_BINARY_FIELD_REPLACES= + +oh_control_parse_source() +{ + _control_parse "${OH_SOURCE_DIR}/control" 'SOURCE' +} + +oh_control_parse_binary() +{ + _control_parse "${OH_SOURCE_DIR}/${1}.pkg/control" 'BINARY' +} + +_control_parse() +{ + _control="${1}" + _type="${2}" + _req=" $(eval echo \$\{OH_CONTROL_"${_type}"_FIELDS_REQUIRED) " + _opt=" $(eval echo \$\{OH_CONTROL_"${_type}"_FIELDS_OPTIONAL) " + _all="${_req}${_opt}" + _got=' ' + + # Initialize fields. + for _param in ${_all}; do + eval "${_param}=" + done + _param= + + while read -r _line; do + if [ "${_line# }" = "${_line}" ]; then + # "Name: Value" line. + _name="${_line%%:*}" + _value="${_line#*:}" + if [ -z "${_name}" -o "${_name}" = "${_line}" \ + -o -z "${_value}" ]; then +# oh_warn "${oh_str_control_bad_nv}" + continue + fi + if [ "${_all% ${_name} }" = "${_all}" ]; then + # Unknown field. + : +# oh_warn "${oh_str_control_unknown_field}" \ +# "${_control}" "${_name}" + else + # Remove field from list of required fields. + _req="$(echo "${_req}" | sed "s/${_name}//")" + fi + if [ "${_got% ${_name} }" != "${_got}" ]; then + # Duplicate field. + : +# oh_warn "${oh_str_control_duplicate_field}" \ +# "${_control}" "${_field}" + else + _got="${_got}${_field} " + fi + _param="OH_CONTROL_${_type}_FIELD_$(LC_CTYPE=C \ + tr '[:lower:]-' '[:upper:]_')" + eval "${_param}=\"${_value}\"" + else + # Continuation line. + if [ -z "${_param}" ]; then +# oh_warn "${oh_str_control_found_continuation}" + continue + fi + _value="${_line# }" + eval "${_param}=\"${_param} +${_value}\"" + fi + done <"${_control}" + + _req="${_req## }" + _req="${_req%% }" + if [ -n "${_req}" ]; then + # Missing required control fields. + : +# oh_error "${oh_str_control_missing_fields}" \ +# "${_control}" "$(echo "${_req}" | sed 's/ / /g' | sed 's/ /,/g')" + fi +} -- cgit v0.9.1