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#
# set -o noglob is assumed.
#
EXP_RTL_IFS="${IFS}";
ex_rtl_basename() { echo "${1##*/}"; };
ex_rtl_date() { command date "+${1:-${DEFAULT_TIMESTAMP_FMT}}"; };
ex_rtl_dirname() { echo "${1%/*}"; };
ex_rtl_get_var_unsafe() { eval echo \${${1}}; };
ex_rtl_pop_IFS() { IFS="${EXP_RTL_IFS}"; };
ex_rtl_push_IFS() { EXP_RTL_IFS="${IFS}"; IFS="${1}"; };
ex_rtl_try_run() { if ex_rtl_test_cmd "${1}"; then "${@}"; fi; };
ex_rtl_set_var_unsafe() { [ -n "${2}" ] && eval ${1}=\"${2}\" || return 0; };
ex_rtl_test_cmd() { command -v "${1}" >/dev/null; };
ex_rtl_toupper() { echo "${1}" | tr a-z A-Z; };
ex_rtl_uniq() { echo "${@}" | sed 's/ /\n/g' | awk '!x[$0]++' | paste -s -d" "; };
ex_rtl_unset_vars() { while [ ${#} -gt 0 ]; do unset "${1}"; shift; done; };
ex_rtl_kill_tree() {
local _pid="${1}" _signal="TERM" _pid_child="" _pid_top="";
for _pid_top in $(pgrep -P "${_pid}"); do
for _pid_child in $(pgrep -P "${_pid_top}" 2>/dev/null); do
_pids_killed="${_pids_killed:+${_pids_killed} }${_pid_child}"; kill "-${_signal}" "${_pid_child}" 2>/dev/null;
done;
_pids_killed="${_pids_killed:+${_pids_killed} }${_pid_top}"; kill "-${_signal}" "${_pid_top}" 2>/dev/null;
done;
};
ex_rtl_lfilter() {
local _list="${1}" _filter="${2}" _lnew="" _litem="" _litem_filter="" _filterfl="";
if [ -z "${_filter}" ]; then
echo "${_list}"; return 0;
else for _litem in ${_list}; do
_filterfl=0;
for _litem_filter in ${_filter}; do
if [ "${_litem_filter}" = "${_litem}" ]; then
_filterfl=1; break;
fi;
done;
if [ "${_filterfl:-0}" -eq 0 ]; then
_lnew="${_lnew:+${_lnew} }${_litem}";
fi;
done; fi;
echo "${_lnew}";
};
ex_rtl_lmatch() {
local _cmp="${3}" IFS="${2}"; set -- ${1};
while [ ${#} -gt 0 ]; do
if [ "${1}" = "${_cmp}" ]; then
return 0;
fi; shift;
done; return 1;
};
ex_rtl_lsearch() {
local _list="${1}" _filter="${2}" _lnew="" _litem="" _litem_filter="";
if [ -z "${_filter}" ]; then
echo "${_list}"; return 0;
else for _litem in ${_list}; do
for _litem_filter in ${_filter}; do
if [ "${_litem_filter}" = "${_litem}" ]; then
_lnew="${_lnew:+${_lnew} }${_litem}";
break;
fi;
done;
done; fi;
echo "${_lnew}";
};
ex_rtl_run_cmd_unsplit() {
local _cmd="${1}" _cmdline="" _rc="" IFS; shift;
while [ ${#} -gt 0 ]; do
[ -n "${1}" ] &&\
_cmdline="${_cmdline:+${_cmdline}:}${1}";
shift;
done;
IFS=:; ${_cmd} ${_cmdline}; _rc=$?;
return ${_rc};
};
ex_rtl_set_vars() {
local _vname_dst="${1}" _vname_src_tmpls="${2}" \
_vars_set_vname="${3}" _vname_src _vars_set_tmp="" \
_vars_set_old="";
for _vname_src in ${_vname_src_tmpls}; do
_vname_src="${_vname_src}_${_vname_dst}";
_vval_src="$(ex_rtl_get_var_unsafe "${_vname_src}")";
if [ -n "${_vval_src}" ]; then
ex_rtl_set_var_unsafe "PKG_${_vname_dst}" "${_vval_src}";
_vars_set_tmp="${_vars_set_tmp:+${_vars_set_tmp} }PKG_${_vname_dst}";
fi;
done;
_vars_set_old="$(ex_rtl_get_var_unsafe "${_vars_set_vname}")";
ex_rtl_set_var_unsafe "${_vars_set_vname}" \
"${_vars_set_old:+${_vars_set_old} }${_vars_set_tmp}";
};
# vim:filetype=sh
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