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#
# set +o errexit -o noglob -o nounset is assumed.
#
#
# exp_pkg_dispatch_complete() - XXX
# @_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
#
# Return: zero (0) on success, non-zero (>0) on failure.
#
exp_pkg_dispatch_complete() {
local _dispatch_fn="${1}" _group_name="${2}" _pkg_disabled="${3}" _pkg_finished="${4}" _pkg_name="";
for _pkg_name in ${_pkg_disabled}; do
"${_dispatch_fn}" disabled_pkg "${_group_name}" "${_pkg_name}";
done;
for _pkg_name in ${_pkg_finished}; do
"${_dispatch_fn}" skipped_pkg "${_group_name}" "${_pkg_name}";
done;
};
#
# exp_pkg_dispatch_expand_packages() - expand build group name to list of packages ordered and filtered according to dependency and restart constraints
# @_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)
#
# Return: zero (0) on success, non-zero (>0) on failure, ${EX_PKG_DISABLED}, ${EX_PKG_FINISHED}, and ${EX_PKG_NAMES} set post-return.
#
exp_pkg_dispatch_expand_packages() {
local _checkfl="${1}" _forcefl="${2}" _group_name="${3}" _restart="${4}" _reversefl="${5}"\
_pkg_names=""; EX_PKG_DISABLED=""; EX_PKG_FINISHED=""; EX_PKG_NAMES="";
if _pkg_names="$(rtl_get_var_unsafe -u "${_group_name}_PACKAGES")"\
&& [ -n "${_pkg_names}" ]; then
if [ "${_reversefl:-0}" -eq 0 ]; then
ex_pkg_unfold_depends "${_checkfl}" "${_forcefl}" "${_group_name}" "${_pkg_names}" "${_restart}" 1;
else ex_pkg_unfold_rdepends "${_group_name}" "${_pkg_names}" "${_restart}" 1;
fi;
fi;
return 0;
};
#
# exp_pkg_dispatch_group() - dispatch a single build group
# @_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 build FIFO
# @_restart_at: optional comma-separated list of build steps at which to rebuild or ALL
# @_workdir: pathname to build-specific temporary directory
#
# Return: zero (0) on success, non-zero (>0) on failure.
#
exp_pkg_dispatch_group() {
local _build_steps_default="${1}" _build_vars_default="${2}" _checkfl="${3}" \
_dispatch_fn="${4}" _group_name="${5}" _njobs_max="${6}" _pipe_path="${7}" \
_restart_at="${8}" _workdir="${9}" _pipe_msg="" _pkg_name="" _rc=0;
rtl_fileop mkfifo "${_pipe_path}";
while true; do
while [ "${EXP_PKG_DISPATCH_NJOBS:-0}" -gt 0 ] && read _pipe_msg; do
case "${_pipe_msg%% *}" in
done) _pkg_name="${_pipe_msg#done * }"; : $((EXP_PKG_DISPATCH_NJOBS-=1));
EX_PKG_FINISHED="$(rtl_lconcat "${EX_PKG_FINISHED}" "${_pkg_name}")";
"${_dispatch_fn}" finish_pkg ${_pipe_msg#done };
EX_PKG_NAMES="$(rtl_lfilter "${EX_PKG_NAMES}" "${_pkg_name}")";
EX_PKG_DISPATCH_WAIT="$(rtl_lfilter "${EX_PKG_DISPATCH_WAIT}" "${_pkg_name}")";
if [ -n "${EX_PKG_NAMES}" ] && [ "${_rc}" -eq 0 ]; then
if [ "${EXP_PKG_DISPATCH_NJOBS}" -ne "${_njobs_max}" ]; then
exp_pkg_dispatch_packages "${_build_steps_default}" \
"${_build_vars_default}" "${_checkfl}" \
"${_dispatch_fn}" "${_group_name}" \
"${_njobs_max}" "${_pipe_path}" \
"${EX_PKG_DISABLED}" "${EX_PKG_FINISHED}" \
"${_restart_at}" "${_workdir}";
fi;
elif [ "${EXP_PKG_DISPATCH_NJOBS:-0}" -eq 0 ]; then
break;
fi; ;;
fail) : $((EXP_PKG_DISPATCH_NJOBS-=1)); _rc=1;
"${_dispatch_fn}" fail_pkg ${_pipe_msg#fail }; ;;
msg_pkg)
"${_dispatch_fn}" msg_pkg ${_pipe_msg#msg_pkg }; ;;
step) "${_dispatch_fn}" step_pkg ${_pipe_msg#step }; ;;
esac; done <>"${_pipe_path}";
if [ -n "${EX_PKG_NAMES}" ] && [ "${_rc}" -eq 0 ]; then
if [ "${EXP_PKG_DISPATCH_NJOBS}" -ne "${_njobs_max}" ]; then
exp_pkg_dispatch_packages "${_build_steps_default}" \
"${_build_vars_default}" "${_checkfl}" \
"${_dispatch_fn}" "${_group_name}" \
"${_njobs_max}" "${_pipe_path}" \
"${EX_PKG_DISABLED}" "${EX_PKG_FINISHED}" \
"${_restart_at}" "${_workdir}";
fi;
elif [ "${EXP_PKG_DISPATCH_NJOBS:-0}" -eq 0 ]; then
break;
fi;
done;
rtl_fileop rm "${_pipe_path}";
return "${_rc}";
};
#
# exp_pkg_dispatch_package() - dispatch single named packages
# @_build_steps_default: list of default build steps
# @_build_vars_default: list of default build variables
# @_dispatch_fn: top-level dispatch function name
# @_group_name: build group name
# @_pkg_name: single package name
# @_restart_at: optional comma-separated list of build steps at which to rebuild or ALL
# @_workdir: pathname to build-specific temporary directory
#
# Return: zero (0) on success, non-zero (>0) on failure, ${EXP_PKG_DISPATCH_NJOBS}, ${EXP_PKG_DISPATCH_COUNT}, ${EX_PKG_NAMES}, and ${EX_PKG_DISPATCH_WAIT} may be mutated post-return.
#
exp_pkg_dispatch_package() {
local _build_steps_default="${1}" _build_vars_default="${2}" _dispatch_fn="${3}" \
_group_name="${4}" _pkg_name="${5}" _restart_at="${6}" _workdir="${7}";
if "${_dispatch_fn}" start_pkg "${_group_name}" "${_pkg_name}" "$((${EXP_PKG_DISPATCH_COUNT}+1))" "${EXP_PKG_DISPATCH_COUNT_MAX}"; then
: $((EXP_PKG_DISPATCH_NJOBS+=1)); : $((EXP_PKG_DISPATCH_COUNT+=1)); EX_PKG_DISPATCH_WAIT="$(rtl_lconcat "${EX_PKG_DISPATCH_WAIT}" "${_pkg_name}")";
(trap "if [ \${?} -eq 0 ]; then \
printf \"done %s %s\n\" \"${_group_name}\" \"${_pkg_name}\" >&3; \
else \
printf \"fail %s %s\n\" \"${_group_name}\" \"${_pkg_name}\" >&3; \
pkill -U "${$}"; \
fi;" EXIT HUP INT TERM USR1 USR2;
set +o errexit -o noglob -o nounset; BUILD_IS_PARENT=0; rtl_log_set_fname ""; rtl_log_set_no_attr 1;
if ex_pkg_env "${_build_steps_default}" "${_build_vars_default}" \
"${_group_name}" 0 "${_pkg_name}" "${_restart_at}" "${_workdir}"; then
ex_pkg_exec "${_dispatch_fn}" "${_group_name}" "${_pkg_name}" "${_restart_at}";
else
return 1;
fi;) 1>"${_workdir}/${_pkg_name}_stderrout.log" 2>&1 3>"${_pipe_path}" &
else
return 1;
fi;
};
#
# exp_pkg_dispatch_packages() - dispatch set of packages
# @_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
# @_pkg_disabled: list of disabled packages
# @_pkg_finished: list of finished packages
# @_restart_at: optional comma-separated list of build steps at which to rebuild or ALL
# @_workdir: pathname to build-specific temporary directory
#
# Return: zero (0) on success, non-zero (>0) on failure, ${EXP_PKG_DISPATCH_NJOBS}, ${EXP_PKG_DISPATCH_COUNT}, ${EX_PKG_NAMES}, and ${EX_PKG_DISPATCH_WAIT} may be mutated post-return.
#
exp_pkg_dispatch_packages() {
local _build_steps_default="${1}" _build_vars_default="${2}" _checkfl="${3}" \
_dispatch_fn="${4}" _group_name="${5}" _njobs_max="${6}" _pipe_path="${7}" \
_pkg_disabled="${8}" _pkg_finished="${9}" _restart_at="${10}" _workdir="${11}" \
_foundfl=0 _njob=0 _pkg_depends="" _pkg_name="";
while [ "${EXP_PKG_DISPATCH_NJOBS:-0}" -lt "${_njobs_max}" ]; do
_foundfl=0;
for _pkg_name in ${EX_PKG_NAMES}; do
if ! rtl_lmatch "${_pkg_disabled}" "${_pkg_name}"\
&& ! rtl_lmatch "${_pkg_finished}" "${_pkg_name}"\
&& ! rtl_lmatch "${EX_PKG_DISPATCH_WAIT}" "${_pkg_name}"\
&& ex_pkg_check_depends "${_checkfl}" "${_pkg_disabled}" "${_pkg_finished}" \
"${_pkg_name}" "${EX_PKG_DISPATCH_WAIT}"; then
exp_pkg_dispatch_package "${_build_steps_default}" \
"${_build_vars_default}" "${_dispatch_fn}" \
"${_group_name}" "${_pkg_name}" "${_restart_at}" \
"${_workdir}"; _foundfl=1; break;
fi;
done;
if [ "${_foundfl:-0}" -eq 0 ]; then
break;
fi;
done;
};
#
# ex_pkg_dispatch() - dispatch a set of build group
# @_build_steps_default: list of default build steps
# @_build_vars_default: list of default build variables
# @_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
# @_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
#
# Return: zero (0) on success, non-zero (>0) on failure, ${EX_PKG_DISPATCH_WAIT} mutated post-return.
#
ex_pkg_dispatch() {
local _build_steps_default="${1}" _build_vars_default="${2}" _dispatch_fn="${3}" \
_group_names="${4}" _groups_inhibit_deps="${5}" _njobs_max="${6}" _pipe_path="${7}" \
_restart="${8}" _restart_at="${9}" _restart_recursive="${10}" _workdir="${11}" \
_checkfl=1 _forcefl=0 _pkg_name="" _pkg_names="" _rc=0 _reversefl=0 \
EX_PKG_DISABLED EX_PKG_FINISHED EX_PKG_NAMES EXP_PKG_DISPATCH_COUNT \
EXP_PKG_DISPATCH_COUNT_MAX EXP_PKG_DISPATCH_NJOBS; EX_PKG_DISPATCH_WAIT="";
case "${_groups_inhibit_deps:-0}" in
0) _group_names="$(rtl_uniq $(rtl_lunfold_depends '${_name}_GROUP_DEPENDS' ${_group_names}))";
esac;
if [ -n "${_restart}" ]; then
case "${_restart_recursive:-0}" in
0) _checkfl=0; _forcefl=0; _reversefl=0; ;;
1) _checkfl=1; _forcefl=0; _reversefl=0; ;;
2) _checkfl=1; _forcefl=1; _reversefl=0; ;;
3) _checkfl=1; _forcefl=1; _reversefl=1; ;;
esac;
fi;
for _group_name in ${_group_names}; do
EX_PKG_DISABLED=""; EX_PKG_DISPATCH_WAIT=""; EX_PKG_FINISHED=""; EX_PKG_NAMES="";
EXP_PKG_DISPATCH_COUNT=0; EXP_PKG_DISPATCH_COUNT_MAX=0; EXP_PKG_DISPATCH_NJOBS=0;
if "${_dispatch_fn}" start_group "${_group_name}" ""; then
if rtl_fileop mkdir "${_workdir}"\
&& rtl_log_msg notice "Resolving \`%s' dependencies..." "${_group_name}"\
&& exp_pkg_dispatch_expand_packages "${_checkfl}" "${_forcefl}" "${_group_name}" "${_restart}" "${_reversefl}"\
&& exp_pkg_dispatch_complete "${_dispatch_fn}" "${_group_name}" "${EX_PKG_DISABLED}" "${EX_PKG_FINISHED}"\
&& rtl_log_msg notice "Resolved \`%s' dependencies." "${_group_name}"\
&& EXP_PKG_DISPATCH_COUNT_MAX="$(rtl_llength "${EX_PKG_NAMES}")"\
&& [ "${EXP_PKG_DISPATCH_COUNT_MAX}" -gt 0 ]; then
_pkg_names="$(rtl_lconcat "${_pkg_names}" "${EX_PKG_NAMES}")";
exp_pkg_dispatch_group "${_build_steps_default}" \
"${_build_vars_default}" "${_checkfl}" "${_dispatch_fn}" \
"${_group_name}" "${_njobs_max}" "${_pipe_path}" \
"${_restart_at}" "${_workdir}"; _rc="${?}";
fi;
"${_dispatch_fn}" finish_group "${_group_name}" "";
if [ "${_rc}" -ne 0 ]; then
break;
fi;
fi;
done; return "${_rc}";
};
# vim:filetype=sh textwidth=0
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