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#
# Copyright (c) 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023 Lucía Andrea Illanes Albornoz <lucia@luciaillanes.de>
# set +o errexit -o noglob -o nounset is assumed.
#
#
# exp_pkg_dispatch_complete() - completes all disabled and finished packages
# @_dispatch_fn: top-level dispatch function name
# @_group_names: build group name(s)
# @_pkg_disabled: list of disabled packages
# @_pkg_finished: list of finished packages
#
# Returns: zero (0) on success, non-zero (>0) on failure.
#
exp_pkg_dispatch_complete() {
local _epdc_dispatch_fn="${1}" _epdc_group_name="${2}" _epdc_pkg_disabled="${3}" \
_epdc_pkg_finished="${4}" \
_epdc_pkg_name="";
for _epdc_pkg_name in ${_epdc_pkg_disabled}; do
"${_epdc_dispatch_fn}" disabled_pkg "${_epdc_group_name}" "${_epdc_pkg_name}";
done;
for _epdc_pkg_name in ${_epdc_pkg_finished}; do
"${_epdc_dispatch_fn}" skipped_pkg "${_epdc_group_name}" "${_epdc_pkg_name}";
done;
return 0;
};
#
# exp_pkg_dispatch_expand_packages() - expand build group name to list of packages ordered and filtered according to dependency and restart constraints
# @_rdisabled: out reference to variable of disabled packages
# @_rfinished: out reference to variable of finished packages
# @_rnames: out reference to variable of package names
# @_checkfl: enable (1) or inhibit (0) dependency expansion
# @_forcefl: enable (1) or inhibit (0) forcibly rebuilding finished packages
# @_group_name: build group name
# @_restart: optional whitespace-separated list of package names to rebuild
# @_reversefl: unfold reverse dependencies (1) or dependencies (0)
# @_workdir: pathname to build-specific temporary directory
#
# Returns: zero (0) on success, non-zero (>0) on failure.
#
exp_pkg_dispatch_expand_packages() {
local _epdep_rdisabled="${1#\$}" _epdep_rfinished="${2#\$}" _epdep_rnames="${3#\$}" \
_epdep_checkfl="${4}" _epdep_forcefl="${5}" _epdep_group_name="${6}" \
_epdep_restart="${7}" _epdep_reversefl="${8}" _epdep_workdir="${9}" \
_epdep_pkg_names="";
eval ${_epdep_rdisabled}=;
eval ${_epdep_rfinished}=;
eval ${_epdep_rnames}=;
if rtl_get_var_unsafe \$_epdep_pkg_names -u "${_epdep_group_name}_PACKAGES"\
&& [ "${_epdep_pkg_names:+1}" = 1 ]; then
if [ "${_epdep_reversefl:-0}" -eq 0 ]; then
ex_pkg_unfold_depends \
"${_epdep_rdisabled}" "${_epdep_rfinished}" \
"${_epdep_rnames}" "${_epdep_checkfl}" "${_epdep_forcefl}" \
"${_epdep_group_name}" "${_epdep_pkg_names}" \
"${_epdep_restart}" 1 "${_epdep_workdir}";
else
ex_pkg_unfold_rdepends \
"${_epdep_rdisabled}" "${_epdep_rfinished}" \
"${_epdep_rnames}" "${_epdep_group_name}" \
"${_epdep_pkg_names}" "${_epdep_restart}" 1 \
"${_epdep_workdir}";
fi;
fi;
eval ${_epdep_rdisabled}='$(rtl_uniq2 "${_epdep_rdisabled}")';
eval ${_epdep_rfinished}='$(rtl_uniq2 "${_epdep_rfinished}")';
eval ${_epdep_rnames}='$(rtl_uniq2 "${_epdep_rnames}")';
return 0;
};
#
# exp_pkg_dispatch_group() - dispatch a single build group
# @_rdispatch_count: in reference toout variable of dispatcher count
# @_rdispatch_count_cur: in reference toout variable of current dispatcher count
# @_dispatch_count_max: maximum dispatcher count
# @_dispatch_group_cur: current group
# @_dispatch_group_max: maximum group
# @_rdispatch_njobs: in reference toout variable of dispatcher count
# @_rdispatch_wait: in reference toout variable of package names in a wait state
# @_rpkg_disabled: in reference to variable of list of disabled packages
# @_rpkg_finished: in reference toout variable of list of finished packages
# @_rpkg_names: in reference toout variable of list of package names
# @_build_steps_default: list of default build steps
# @_build_vars_default: list of default build variables
# @_checkfl: enable (1) or inhibit (0) dependency expansion
# @_continue_on_failfl: continue on failed package build (1) or break (0)
# @_dispatch_fn: top-level dispatch function name
# @_group_name: build group name
# @_njobs_max: maximum count of simultaneous jobs
# @_pipe_path: pathname to build FIFO
# @_restart_at: optional comma-separated list of build steps at which to rebuild or ALL or LAST
# @_workdir: pathname to build-specific temporary directory
#
# Returns: zero (0) on success, non-zero (>0) on failure.
#
exp_pkg_dispatch_group() {
local _epdg_rdispatch_count="${1#\$}" _epdg_rdispatch_count_cur="${2#\$}" _epdg_dispatch_count_max="${3#\$}" \
_epdg_dispatch_group_cur="${4#\$}" _epdg_dispatch_group_max="${5#\$}" _epdg_rdispatch_njobs="${6#\$}" \
_epdg_rdispatch_wait="${7#\$}" _epdg_rpkg_disabled="${8#\$}" _epdg_rpkg_finished="${9#\$}" \
_epdg_rpkg_names="${10#\$}" _epdg_build_steps_default="${11}" _epdg_build_vars_default="${12}" \
_epdg_checkfl="${13}" _epdg_continue_on_failfl="${14}" _epdg_dispatch_fn="${15}" \
_epdg_group_name="${16}" _epdg_njobs_max="${17}" _epdg_pipe_path="${18}" _epdg_restart_at="${19}" \
_epdg_workdir="${20}" \
_epdg_perc_group=0 _epdg_perc_pkg=0 _epdg_pipe_msg="" _epdg_pkg_name="" _epdg_rc=0;
rtl_fileop mkfifo "${_epdg_pipe_path}";
while true; do
while eval [ \"\${${_epdg_rdispatch_njobs}:-0}\" -gt 0 ]\
&& read _epdg_pipe_msg;
do
case "${_epdg_pipe_msg%% *}" in
done) _epdg_pkg_name="${_epdg_pipe_msg#done * }";
eval : '$(('${_epdg_rdispatch_count_cur}'+=1))';
eval : '$(('${_epdg_rdispatch_njobs}'-=1))';
rtl_lconcat "${_epdg_rpkg_finished}" "${_epdg_pkg_name}";
rtl_percentage2 \$_epdg_dispatch_group_cur \$_epdg_dispatch_group_max \$_epdg_perc_group;
rtl_percentage2 "${_epdg_rdispatch_count_cur}" \$_epdg_dispatch_count_max \$_epdg_perc_pkg;
"${_epdg_dispatch_fn}" \
finish_pkg ${_epdg_pipe_msg#done } \
"${_epdg_dispatch_count_max}" \
"${_epdg_perc_group}" "${_epdg_perc_pkg}";
rtl_lfilter "${_epdg_rpkg_names}" "${_epdg_pkg_name}";
rtl_lfilter "${_epdg_rdispatch_wait}" "${_epdg_pkg_name}";
if eval [ \"\${${_epdg_rpkg_names}:+1}\" = 1 ]; then
if eval [ \"\${${_epdg_rdispatch_njobs}:-0}\" -ne \"\${_epdg_njobs_max}\" ]; then
exp_pkg_dispatch_packages \
"${_epdg_rdispatch_count}" \
"${_epdg_rdispatch_count_cur}" \
"${_epdg_dispatch_count_max}" \
"${_epdg_dispatch_group_cur}" \
"${_epdg_dispatch_group_max}" \
"${_epdg_rdispatch_njobs}" \
"${_epdg_rdispatch_wait}" \
"${_epdg_rpkg_disabled}" \
"${_epdg_rpkg_finished}" "${_epdg_rpkg_names}" \
"${_epdg_build_steps_default}" \
"${_epdg_build_vars_default}" "${_epdg_checkfl}" \
"${_epdg_dispatch_fn}" "${_epdg_group_name}" \
"${_epdg_njobs_max}" "${_epdg_pipe_path}" \
"${_epdg_restart_at}" "${_epdg_workdir}";
fi;
elif eval [ \"\${${_epdg_rdispatch_njobs}:-0}\" -eq 0 ]; then
break;
fi;
;;
fail) _epdg_pkg_name="${_epdg_pipe_msg#fail * }";
eval : '$(('${_epdg_rdispatch_njobs}'-=1))';
_epdg_rc=1;
rtl_lfilter "${_epdg_rpkg_names}" "${_epdg_pkg_name}";
"${_epdg_dispatch_fn}" \
fail_pkg ${_epdg_pipe_msg#fail } \
"${_epdg_dispatch_count_max}";
if [ "${_epdg_rc}" -ne 0 ]\
&& [ "${_epdg_continue_on_failfl}" -ne 1 ]; then
break;
fi;
;;
msg_pkg)
"${_epdg_dispatch_fn}" msg_pkg ${_epdg_pipe_msg#msg_pkg };
;;
step) "${_epdg_dispatch_fn}" step_pkg ${_epdg_pipe_msg#step };
;;
esac; done <>"${_epdg_pipe_path}";
if [ "${_epdg_rc}" -ne 0 ]\
&& [ "${_epdg_continue_on_failfl}" -ne 1 ]; then
break;
elif eval [ \"\${${_epdg_rpkg_names}:+1}\" = 1 ]; then
if eval [ \"\${${_epdg_rdispatch_njobs}:-0}\" -ne \"\${_epdg_njobs_max}\" ]; then
exp_pkg_dispatch_packages \
"${_epdg_rdispatch_count}" \
"${_epdg_rdispatch_count_cur}" \
"${_epdg_dispatch_count_max}" \
"${_epdg_dispatch_group_cur}" \
"${_epdg_dispatch_group_max}" \
"${_epdg_rdispatch_njobs}" \
"${_epdg_rdispatch_wait}" \
"${_epdg_rpkg_disabled}" \
"${_epdg_rpkg_finished}" "${_epdg_rpkg_names}" \
"${_epdg_build_steps_default}" \
"${_epdg_build_vars_default}" "${_epdg_checkfl}" \
"${_epdg_dispatch_fn}" "${_epdg_group_name}" \
"${_epdg_njobs_max}" "${_epdg_pipe_path}" \
"${_epdg_restart_at}" "${_epdg_workdir}";
fi;
elif eval [ \"\${${_epdg_rdispatch_njobs}:-0}\" -eq 0 ]; then
break;
fi;
done;
rtl_fileop rm "${_epdg_pipe_path}";
return "${_epdg_rc}";
};
#
# exp_pkg_dispatch_packages() - dispatch set of packages
# @_rdispatch_count: in reference toout variable of dispatcher count
# @_dispatch_count_cur: current dispatcher count
# @_dispatch_count_max: maximum dispatcher count
# @_dispatch_group_cur: current group
# @_dispatch_group_max: maximum group
# @_rdispatch_njobs: in reference toout variable of dispatcher count
# @_rdispatch_wait: in reference toout variable of package names in a wait state
# @_rpkg_disabled: in reference to variable of list of disabled packages
# @_rpkg_finished: in reference toout variable of list of finished packages
# @_rpkg_names: in reference toout variable of list of package names
# @_build_steps_default: list of default build steps
# @_build_vars_default: list of default build variables
# @_checkfl: enable (1) or inhibit (0) dependency expansion
# @_dispatch_fn: top-level dispatch function name
# @_group_name: build group name
# @_njobs_max: maximum count of simultaneous jobs
# @_pipe_path: pathname to parent-child process FIFO
# @_restart_at: optional comma-separated list of build steps at which to rebuild or ALL or LAST
# @_workdir: pathname to build-specific temporary directory
#
# Returns: zero (0) on success, non-zero (>0) on failure.
#
exp_pkg_dispatch_packages() {
local _epdp2_rdispatch_count="${1#\$}" _epdp2_dispatch_count_cur="${2}" _epdp2_dispatch_count_max="${3}" \
_epdp2_dispatch_group_cur="${4}" _epdp2_dispatch_group_max="${5}" _epdp2_rdispatch_njobs="${6#\$}" \
_epdp2_rdispatch_wait="${7#\$}" _epdp2_rpkg_disabled="${8#\$}" _epdp2_rpkg_finished="${9#\$}" \
_epdp2_rpkg_names="${10#\$}" _epdp2_build_steps_default="${11}" _epdp2_build_vars_default="${12}" \
_epdp2_checkfl="${13}" _epdp2_dispatch_fn="${14}" _epdp2_group_name="${15}" _epdp2_njobs_max="${16}" \
_epdp2_pipe_path="${17}" _epdp2_restart_at="${18}" _epdp2_workdir="${19}" \
_epdp2_foundfl=0 _epdp2_njob=0 _epdp2_pkg_depends="" _epdp2_pkg_name="";
while eval [ \"\${${_epdp2_rdispatch_njobs}}\" -lt \"\${_epdp2_njobs_max}\" ]; do
_epdp2_foundfl=0;
eval _epdp2_pkg_names="\${${_epdp2_rpkg_names}}";
for _epdp2_pkg_name in ${_epdp2_pkg_names}; do
if ! rtl_lmatch "${_epdp2_rdispatch_wait}" "${_epdp2_pkg_name}"\
&& ex_pkg_check_depends \
"${_epdp2_checkfl}" "${_epdp2_rpkg_disabled}" \
"${_epdp2_rpkg_finished}" "${_epdp2_pkg_name}" \
"${_epdp2_rpkg_names}" "${_epdp2_workdir}";
then
ex_pkg_exec \
"${_epdp2_rdispatch_count}" \
"${_epdp2_dispatch_count_cur}" "${_epdp2_dispatch_count_max}" \
"${_epdp2_dispatch_group_cur}" "${_epdp2_dispatch_group_max}" \
"${_epdp2_rdispatch_njobs}" "${_epdp2_rdispatch_wait}" \
"${_epdp2_build_steps_default}" \
"${_epdp2_build_vars_default}" "${_epdp2_dispatch_fn}" \
"${_epdp2_group_name}" "${_epdp2_pipe_path}" \
"${_epdp2_pkg_name}" "${_epdp2_restart_at}" \
"${_epdp2_workdir}";
_epdp2_foundfl=1; break;
fi;
done;
if [ "${_epdp2_foundfl:-0}" -eq 0 ]; then
break;
fi;
done;
return "${_epdp2_foundfl}";
};
#
# ex_pkg_dispatch() - dispatch a set of build group
# @_rdispatch_wait: out reference to variable of package names in a wait state
# @_build_steps_default: list of default build steps
# @_build_vars_default: list of default build variables
# @_continue_on_failfl: continue on failed package build (1) or break (0)
# @_dispatch_fn: top-level dispatch function name
# @_group_names: build group name(s)
# @_groups_inhibit_deps: inhibit group-group dependency expansion
# @_njobs_max: maximum count of simultaneous jobs
# @_pipe_path: pathname to build FIFO
# @_restart: optional whitespace-separated list of package names to rebuild
# @_restart_at: optional comma-separated list of build steps at which to rebuild or ALL or LAST
# @_restart_recursive: optional flag specifiying either no dependency expansion (0,) dependency expansion (1,) dependency expansion and forcibly rebuild (2,) forcibly rebuild reverse dependencies (3.)
# @_workdir: pathname to build-specific temporary directory
#
# Returns: zero (0) on success, non-zero (>0) on failure.
#
ex_pkg_dispatch() {
local _epd_rdispatch_wait="${1#\$}" _epd_build_steps_default="${2}" _epd_build_vars_default="${3}" \
_epd_continue_on_failfl="${4}" _epd_dispatch_fn="${5}" _epd_group_names="${6}" \
_epd_groups_inhibit_deps="${7}" _epd_njobs_max="${8}" _epd_pipe_path="${9}" _epd_restart="${10}" \
_epd_restart_at="${11}" _epd_restart_recursive="${12}" _epd_workdir="${13}" \
_epd_checkfl=1 _epd_forcefl=0 _epd_perc_group=0 \
_epd_pkg_disabled="" _epd_pkg_finished="" _epd_pkg_names="" _epd_pkg_name="" \
_epd_pkg_dispatch_count=0 _epd_pkg_dispatch_count_cur=0 _epd_pkg_dispatch_count_max=0 \
_epd_pkg_dispatch_group_cur=0 _epd_pkg_dispatch_group_max=0 \
_epd_pkg_dispatch_njobs=0 \
_epd_rc=0 _epd_reversefl=0;
case "${_epd_groups_inhibit_deps:-0}" in
0) rtl_lunfold_dependsV '${_rld_name}_GROUP_DEPENDS' \$_epd_group_names ${_epd_group_names};
_epd_group_names="$(rtl_uniq2 \$_epd_group_names)";
esac;
if [ "${_epd_restart:+1}" = 1 ]; then
case "${_epd_restart_recursive:-0}" in
0) _epd_checkfl=0; _epd_forcefl=0; _epd_reversefl=0; ;;
1) _epd_checkfl=1; _epd_forcefl=0; _epd_reversefl=0; ;;
2) _epd_checkfl=1; _epd_forcefl=1; _epd_reversefl=0; ;;
3) _epd_checkfl=1; _epd_forcefl=1; _epd_reversefl=1; ;;
esac;
fi;
rtl_llength \$_epd_pkg_dispatch_group_max \$_epd_group_names;
for _epd_group_name in ${_epd_group_names}; do
_epd_pkg_disabled="";
_epd_pkg_finished="";
_epd_pkg_names="";
eval ${_epd_rdispatch_wait}=;
_epd_pkg_dispatch_count=0;
_epd_pkg_dispatch_count_cur=0;
_epd_pkg_dispatch_count_max=0;
_epd_pkg_dispatch_njobs=0;
rtl_percentage "${_epd_pkg_dispatch_group_cur}" "${_epd_pkg_dispatch_group_max}" \$_epd_perc_group;
if "${_epd_dispatch_fn}" \
start_group "${_epd_group_name}" \
"" "${_epd_pkg_dispatch_group_cur}" \
"${_epd_pkg_dispatch_group_max}" \
"${_epd_perc_group}";
then
if rtl_fileop mkdir "${_epd_workdir}"\
&& rtl_log_msgV "verbose" "${MSG_build_resolving_deps}" "${_epd_group_name}"\
&& exp_pkg_dispatch_expand_packages \
\$_epd_pkg_disabled \$_epd_pkg_finished \
\$_epd_pkg_names "${_epd_checkfl}" \
"${_epd_forcefl}" "${_epd_group_name}" \
"${_epd_restart}" "${_epd_reversefl}" \
"${_epd_workdir}" \
&& exp_pkg_dispatch_complete \
"${_epd_dispatch_fn}" "${_epd_group_name}" \
"${_epd_pkg_disabled}" "${_epd_pkg_finished}" \
&& rtl_log_msgV "verbose" "${MSG_build_resolved_deps}" "${_epd_group_name}"\
&& rtl_llength \$_epd_pkg_dispatch_count_max \$_epd_pkg_names\
&& [ "${_epd_pkg_dispatch_count_max}" -gt 0 ];
then
exp_pkg_dispatch_group \
\$_epd_pkg_dispatch_count \$_epd_pkg_dispatch_count_cur \
"${_epd_pkg_dispatch_count_max}" \
"${_epd_pkg_dispatch_group_cur}" "${_epd_pkg_dispatch_group_max}" \
\$_epd_pkg_dispatch_njobs "${_epd_rdispatch_wait}" \
\$_epd_pkg_disabled \$_epd_pkg_finished \$_epd_pkg_names \
"${_epd_build_steps_default}" "${_epd_build_vars_default}" \
"${_epd_checkfl}" "${_epd_continue_on_failfl}" "${_epd_dispatch_fn}" \
"${_epd_group_name}" "${_epd_njobs_max}" "${_epd_pipe_path}" \
"${_epd_restart_at}" "${_epd_workdir}";
_epd_rc="${?}";
fi;
: $((_epd_pkg_dispatch_group_cur+=1));
rtl_percentage "${_epd_pkg_dispatch_group_cur}" "${_epd_pkg_dispatch_group_max}" \$_epd_perc_group;
"${_epd_dispatch_fn}" \
finish_group "${_epd_group_name}" \
"" "${_epd_pkg_dispatch_group_cur}" \
"${_epd_pkg_dispatch_group_max}" \
"${_epd_perc_group}";
if [ "${_epd_rc}" -ne 0 ]; then
break;
fi;
fi;
done;
return "${_epd_rc}";
};
#
# ex_pkg_dipatch_send() - send message from dispatcher child process to dispatcher parent process across FIFO
# @_op: message operation string
#
# Returns: zero (0) invariably.
#
ex_pkg_dispatch_send() {
local _epds_op="${1}";
shift 1;
trap '' PIPE;
while ! printf "%s%s\n" "${_epds_op}" "${*:+ "${*}"}" 1>&3 2>/dev/null; do
:;
done;
trap - PIPE;
return 0;
};
# vim:filetype=sh textwidth=0
|
