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#
# set +o errexit -o noglob is assumed.
#
#
# ex_pkg_check_depends() - check single named package for unsatisfied dependencies
# @_pkg_complete: list of completed packages
# @_pkg_name: single package name
# @_pkg_wait: list of in-progress packages
# @_restart_recursive: optional flag specifiying either no dependency expansion (0,) dependency expansion (1,) dependency expansion and forcibly rebuild (2,) forcibly rebuild reverse dependencies (3.)
#
# Return: zero (0) given no outstanding dependencies, non-zero (>0) otherwise
#
ex_pkg_check_depends() {
local _pkg_complete="${1}" _pkg_name="${2}" _pkg_wait="${3}" _restart_recursive="${4}" \
_pkg_depends="" _pkg_name_depend="" _dependfl=0;
if _pkg_depends="$(rtl_lunfold_depends 'PKG_${_name}_DEPENDS' $(rtl_get_var_unsafe -u "PKG_"${_pkg_name}"_DEPENDS"))"\
&& [ -n "${_pkg_depends}" ]; then
if [ -z "${_restart}" ]\
|| [ "${_restart_recursive:-0}" -ge 1 ]; then
for _pkg_name_depend in $(rtl_uniq ${_pkg_depends}); do
if ! rtl_lmatch "${_pkg_complete}" "${_pkg_name_depend}"\
|| rtl_lmatch "${_pkg_wait}" "${_pkg_name_depend}"; then
_dependfl=1; break;
fi;
done;
fi;
fi;
return "${_dependfl}";
};
#
# ex_pkg_expand_packages() - expand build group name to list of packages ordered and filtered according to dependency and restart constraints
# @_group_name: build group name
# @_restart: optional whitespace-separated list of package names to rebuild
# @_restart_recursive: optional flag specifiying either no dependency expansion (0,) dependency expansion (1,) dependency expansion and forcibly rebuild (2,) forcibly rebuild reverse dependencies (3.)
#
# Return: zero (0) on success, non-zero (>0) on failure, ${EXP_PKG_COMPLETE}, ${EXP_PKG_DISABLED}, ${EXP_PKG_FINISHED}, and ${EXP_PKG_NAMES} set post-return.
#
ex_pkg_expand_packages() {
local _group_name="${1}" _restart="${2}" _restart_recursive="${3}" \
_pkg_depends="" _pkg_name="" _pkg_name_depend="" _pkg_names="" \
_pkg_rdepends="" _restartfl=0;
EXP_PKG_COMPLETE=""; EXP_PKG_DISABLED=""; EXP_PKG_FINISHED=""; EXP_PKG_NAMES="";
if _pkg_names="$(rtl_get_var_unsafe -u "${_group_name}_PACKAGES")"\
&& [ -n "${_pkg_names}" ]; then
if [ "${_restart_recursive:-0}" -ne 3 ]; then
if [ -n "${_restart}" ] && ! rtl_lmatch "${_restart}" "ALL LAST"; then
_pkg_names="$(rtl_lsearch "${_pkg_names}" "${_restart}")";
fi;
if [ -n "${_restart}" ]\
&& [ "${_restart_recursive:-0}" -ge 1 ]\
&& [ "${_restart_recursive:-0}" -le 2 ]; then
_pkg_names="$(rtl_uniq $(rtl_lunfold_depends 'PKG_${_name}_DEPENDS' ${_pkg_names}))";
fi;
for _pkg_name in ${_pkg_names}; do
if [ "${_restart}" = "ALL" ]\
|| rtl_lmatch "${_restart}" "${_pkg_name}"; then
_restartfl=1;
else
_restartfl=0;
fi;
if [ "x$(rtl_get_var_unsafe -u "PKG_${_pkg_name}_DISABLED")" = "x1" ]; then
EXP_PKG_COMPLETE="$(rtl_lconcat "${EXP_PKG_COMPLETE}" "${_pkg_name}")";
EXP_PKG_DISABLED="$(rtl_lconcat "${EXP_PKG_DISABLED}" "${_pkg_name}")";
_pkg_names="$(rtl_lfilter "${_pkg_names}" "${_pkg_name}")";
elif ex_pkg_state_test "${_pkg_name}" finish\
&& [ "${_restartfl:-0}" -eq 0 ]\
&& [ "${_restart_recursive:-0}" -ne 2 ]\
&& [ "x$(rtl_get_var_unsafe -u "${_group_name}_FORCE")" != "x1" ]; then
EXP_PKG_COMPLETE="$(rtl_lconcat "${EXP_PKG_COMPLETE}" "${_pkg_name}")";
EXP_PKG_FINISHED="$(rtl_lconcat "${EXP_PKG_FINISHED}" "${_pkg_name}")";
_pkg_names="$(rtl_lfilter "${_pkg_names}" "${_pkg_name}")";
fi;
done;
else for _pkg_name_depend in ${_restart}; do
for _pkg_name in ${_pkg_names}; do
if [ "${_pkg_name}" != "${_pkg_name_depend}" ]\
&& [ "x$(rtl_get_var_unsafe -u "PKG_${_pkg_name}_DISABLED")" != "x1" ]\
&& _pkg_depends="$(rtl_lunfold_depends 'PKG_${_name}_DEPENDS' $(rtl_get_var_unsafe -u "PKG_"${_pkg_name}"_DEPENDS"))"\
&& [ -n "${_pkg_depends}" ]\
&& rtl_lmatch "${_pkg_depends}" "${_pkg_name_depend}"; then
_pkg_rdepends="$(rtl_lconcat "${_pkg_rdepends}" "${_pkg_name}")";
fi;
done;
done;
_pkg_names="";
for _pkg_name in ${_pkg_rdepends}; do
if _pkg_depends="$(rtl_lunfold_depends 'PKG_${_name}_DEPENDS' $(rtl_get_var_unsafe -u "PKG_"${_pkg_name}"_DEPENDS"))"\
&& [ -n "${_pkg_depends}" ]; then
for _pkg_name_depend in ${_pkg_depends}; do
if [ "x$(rtl_get_var_unsafe -u "PKG_${_pkg_name_depend}_DISABLED")" = "x1" ]; then
EXP_PKG_COMPLETE="$(rtl_lconcat "${EXP_PKG_COMPLETE}" "${_pkg_name_depend}")";
EXP_PKG_DISABLED="$(rtl_lconcat "${EXP_PKG_DISABLED}" "${_pkg_name_depend}")";
elif ex_pkg_state_test "${_pkg_name_depend}" finish\
&& [ "x$(rtl_get_var_unsafe -u "${_group_name}_FORCE")" != "x1" ]\
&& ! rtl_lmatch "${_pkg_rdepends}" "${_pkg_name_depend}"; then
EXP_PKG_COMPLETE="$(rtl_lconcat "${EXP_PKG_COMPLETE}" "${_pkg_name_depend}")";
EXP_PKG_FINISHED="$(rtl_lconcat "${EXP_PKG_FINISHED}" "${_pkg_name_depend}")";
elif ! ex_pkg_state_test "${_pkg_name_depend}" finish\
|| [ "x$(rtl_get_var_unsafe -u "${_group_name}_FORCE")" = "x1" ]; then
_pkg_names="$(rtl_lconcat "${_pkg_names}" "${_pkg_name_depend}")";
fi;
done;
fi;
_pkg_names="$(rtl_lconcat "${_pkg_names}" "${_pkg_name}")";
done;
EXP_PKG_COMPLETE="$(rtl_uniq ${EXP_PKG_COMPLETE})";
EXP_PKG_DISABLED="$(rtl_uniq ${EXP_PKG_DISABLED})";
EXP_PKG_FINISHED="$(rtl_uniq ${EXP_PKG_FINISHED})";
_pkg_names="$(rtl_uniq ${_pkg_names})";
fi;
EXP_PKG_NAMES="${_pkg_names}";
fi;
return 0;
};
# vim:filetype=sh textwidth=0
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