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# opkbuild
# lib/changelog
# Functions for parsing changelogs.
#
# 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 <http://www.gnu.org/licenses/>.
[ -n "${_OB_CHANGELOG_SM}" ] && return 0
_OB_CHANGELOG_SM='true'
ob_use messages
ob_use locale
ob_use util
# Constant global parameters:
# FIXME: Remove.
OB_SOURCE_RE='^[a-z0-9][a-z0-9+.-]+$'
OB_SOURCE_VERSION_ID_RE='^'
OB_SOURCE_VERSION_ID_RE="${OB_SOURCE_VERSION_ID_RE}"'[0-9a-z.~]+'
OB_SOURCE_VERSION_ID_RE="${OB_SOURCE_VERSION_ID_RE}"'(\+sip[1-9][0-9]*)?'
OB_SOURCE_VERSION_ID_RE="${OB_SOURCE_VERSION_ID_RE}"'(-[1-9][0-9]*)?'
OB_SOURCE_VERSION_ID_RE="${OB_SOURCE_VERSION_ID_RE}"'(\+[a-z0-9]+-[1-9][0-9]*)?'
OB_SOURCE_VERSION_ID_RE="${OB_SOURCE_VERSION_ID_RE}"'$'
OB_CHANGELOG_SOURCE=
OB_CHANGELOG_VERSION=
OB_CHANGELOG_DISTRIBUTION=
OB_CHANGELOG_CHANGES=
OB_CHANGELOG_MAINTAINER=
OB_CHANGELOG_DATE=
oh_parse_changelog()
{
_ob_local _obpch_file _obpch_entry_cb \
_obpch_line_nr _obpch_line _obpch_line_ \
_obpch_expect _obpch_blank_lines _obpch_entries \
_obpch_source _obpch_distribution _obpch_version \
_obpch_maintainer _obpch_date
if [ ${#} -eq 2 ]; then
_obpch_file="${1}"
_obpch_entry_cb="${2}"
else
_ob_return 125
return ${?}
fi
# Parsing logic based on that of dpkg.
_obpch_line_nr=0
_obpch_expect=first_heading
_obpch_entries=0
while IFS= read _obpch_line; do
_obpch_line_nr=$(($_obpch_line_nr + 1))
if [ -z "${_obpch_line}" ]; then
if [ "${_obpch_expect}" = start_changes ]; then
OB_CHANGELOG_CHANGES="${OB_CHANGELOG_CHANGES}
${_obpch_line}"
elif [ "${_obpch_expect}" = next_or_eof ]; then
:
elif [ "${_obpch_expect}" != changes_or_trailer ]; then
_ob_parse_changelog_error "${_obpch_line_nr}" \
'changelog_found_blank_line' \
"$(_ob_get_changelog_expect_str "${_obpch_expect}")"
else
_obpch_blank_lines="${_obpch_blank_lines}
${_obpch_line}"
fi
elif [ "${_obpch_line# }" = "${_obpch_line}" ]; then
if [ "${_obpch_expect}" != first_heading -a \
"${_obpch_expect}" != next_or_eof ]; then
_ob_parse_changelog_error "${_obpch_line_nr}" \
'changelog_found_heading' \
"$(_ob_get_changelog_expect_str "${_obpch_expect}")"
fi
_obpch_source="${_obpch_line%% (*}"
_obpch_line_="${_obpch_line#* (}"
_obpch_distribution="${_obpch_line_##*) }"
_obpch_line_="${_obpch_line_%) *}"
_obpch_version="${_obpch_line_}"
if [ -z "${_obpch_source}" -o -z "${_obpch_distribution}" -o \
-z "${_obpch_version}" -o \
"${_obpch_version% *}" != "${_obpch_version}" ]; then
_ob_parse_changelog_error "${_obpch_line_nr}" \
'changelog_bad_heading'
OB_CHANGELOG_SOURCE=
OB_CHANGELOG_VERSION=
OB_CHANGELOG_DISTRIBUTION=
OB_CHANGELOG_CHANGES=
else
echo "${_obpch_source}" | \
grep -E "${OB_SOURCE_RE}" >/dev/null 2>&1
if [ "${?}" -ne 0 ]; then
_ob_parse_changelog_error "${_obpch_line_nr}" \
'changelog_bad_source' "${source}"
fi
echo "${_obpch_version}" | \
grep -E "${OB_SOURCE_VERSION_ID_RE}" >/dev/null 2>&1
if [ "${?}" -ne 0 ]; then
_ob_parse_changelog_error "${_obpch_line_nr}" \
'changelog_bad_source_version' "${_obpch_version}"
fi
OB_CHANGELOG_SOURCE="${_obpch_source}"
OB_CHANGELOG_VERSION="${_obpch_version}"
OB_CHANGELOG_DISTRIBUTION="${_obpch_distribution}"
OB_CHANGELOG_CHANGES="${_obpch_line}"
fi
_obpch_expect=start_changes
_obpch_blank_lines=
elif [ "${_obpch_line# -- }" != "${_obpch_line}" ]; then
if [ "${_obpch_expect}" != changes_or_trailer ]; then
_ob_parse_changelog_error "${_obpch_line_nr}" \
'changelog_found_trailer' \
"$(_ob_get_changelog_expect_str "${_obpch_expect}")"
fi
_obpch_line="${_obpch_line# -- }"
_obpch_maintainer="${_obpch_line%% *}"
_obpch_date="${_obpch_line#* }"
if [ -z "${_obpch_maintainer}" -o -z "${_obpch_date}" -o \
"${_obpch_maintainer}" = "${_obpch_date}" ]; then
_ob_parse_changelog_error "${_obpch_line_nr}" \
'changelog_bad_trailer'
OB_CHANGELOG_MAINTAINER=
OB_CHANGELOG_DATE=
elif [ -n "${OB_CHANGELOG_SOURCE}" ]; then
OB_CHANGELOG_MAINTAINER="${_obpch_maintainer}"
OB_CHANGELOG_DATE="${_obpch_date}"
_obpch_entries=$(($_obpch_entries + 1))
"${_obpch_entry_cb}"
if [ ${?} -ne 0 ]; then
_ob_return ${_obpch_entries}
return ${?}
fi
fi
_obpch_expect=next_or_eof
_obpch_blank_lines=
elif [ "${_obpch_line# --}" != "${_obpch_line}" ]; then
_ob_parse_changelog_error "${_obpch_line_nr}" \
'changelog_bad_trailer'
elif [ "${_obpch_line## }" != "${_obpch_line}" ]; then
if [ "${_obpch_expect}" != start_changes -a \
"${_obpch_expect}" != changes_or_trailer ]; then
_ob_parse_changelog_error "${_obpch_line_nr}" \
'changelog_found_change' \
"$(_ob_get_changelog_expect_str "${_obpch_expect}")"
fi
OB_CHANGELOG_CHANGES="${OB_CHANGELOG_CHANGES}
${_obpch_blank_lines}${_obpch_line}"
_obpch_expect=changes_or_trailer
_obpch_blank_lines=
else
_ob_parse_changelog_error "${_obpch_line_nr}" \
'changelog_bad_line'
_obpch_blank_lines=
fi
done <"${_obpch_file}"
if [ "${_obpch_expect}" != next_or_eof ]; then
_ob_parse_changelog_error "${_obpch_line_nr}" \
'changelog_found_eof' \
"$(_ob_get_changelog_expect_str "${_obpch_expect}")"
fi
_ob_return ${_obpch_entries}
return ${?}
}
_ob_parse_changelog_error()
{
_ob_local _obpche_file _obpche_line_nr _obpche_msg_id \
_obpche_file_info _obpche_orig_text_domain
_obpche_file="${1}"
_obpche_line_nr="${2}"
_obpche_msg_id="${3}"
shift 3
_obpche_file_info=$(printf '%20s(l%d):' "${_obpche_file}" \
"${_obpche_line_nr}")
_obpche_orig_text_domain="$(ob_get_text_domain)"
ob_set_text_domain 'libopkbuild.1'
oh_warn "${_obpche_file_info} $(ob_get_msg "${_obpche_msg_id}")" "${@}"
ob_set_text_domain "${_obpche_orig_text_domain}"
_ob_return 0
return ${?}
}
_ob_get_changelog_expect_str()
{
_ob_local _obgces_orig_text_domain
_obgces_orig_text_domain="$(ob_get_text_domain)"
ob_set_text_domain 'libopkbuild.1'
echo "$(ob_get_msg "changelog_expect_${1}")"
ob_set_text_domain "${_obgces_orig_text_domain}"
_ob_return 0
return ${?}
}
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