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#
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# set -o noglob is assumed.
Lucio Andrés Illanes Albornoz (arab, vxp) 32ad21
#
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exp_rtl_log_printf() {
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	local _attrs="${1}" _msg=""; shift; _msg="$(printf "${@}")";
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	if [ "${BUILD_IS_PARENT:-0}" -eq 1 ]; then
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		printf "%s\n" "${_msg}" >> "${DEFAULT_BUILD_LOG_FNAME}";
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	fi;
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	printf "\033[0m\033[${_attr}m%s\033[0m\n" "${_msg}";
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};
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ex_rtl_log_env_vars() {
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	local _nvar=1 _arg="" _arg_len_max=0;
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	ex_rtl_log_msg info "Variables for this ${1:-build}:"; shift;
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	while [ ${_nvar} -le ${#} ]; do
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		_arg="$(eval echo \${${_nvar}})";
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		_arg="${_arg%%=*}";
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		if [ ${#_arg} -gt ${_arg_len_max} ]; then
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			_arg_len_max=${#_arg};
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		fi; : $((_nvar+=1));
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	done;
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	while [ ${#} -gt 0 ]; do
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		ex_rtl_log_msg info "$(printf			\
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			"%${_arg_len_max}.${_arg_len_max}s=%s"	\
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			"${1%%=*}" "$(ex_rtl_get_var_unsafe ${1#*=})")";
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		shift;
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	done;
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};
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ex_rtl_log_set_vnfo_lvl() {
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	EXP_RTL_LOG_VNFO_LVL="${1}";
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};
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ex_rtl_log_msg() {
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	local _lvl="${1}" _lvl_uc="" _attr=""; shift;
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	if [ "${_lvl}" = vnfo ]\
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	|| [ "${_lvl}" = vucc ]\
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	&& [ "${EXP_RTL_LOG_VNFO_LVL:-0}" -lt 1 ]; then
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		return;
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	elif [ "${_lvl}" = vvfo ]\
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	&& [ "${EXP_RTL_LOG_VNFO_LVL:-0}" -lt 2 ]; then
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		return;
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	elif [ "${_lvl}" = vvvo ]\
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	&& [ "${EXP_RTL_LOG_VNFO_LVL:-0}" -lt 3 ]; then
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		return;
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	elif [ "${_lvl}" = vvvv ]\
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	&& [ "${EXP_RTL_LOG_VNFO_LVL:-0}" -lt 4 ]; then
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		return;
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	fi;
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	_lvl_uc="$(ex_rtl_toupper "${_lvl%exit}")";
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	_attr="$(ex_rtl_get_var_unsafe "DEFAULT_LOG_MSG_${_lvl_uc}_COLOUR")";
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	if [ ${#} -gt 1 ]; then
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		exp_rtl_log_printf "${_attrs}" "==> %s %s %s" "$(ex_rtl_date)" "${1}" "$*";
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	else
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		exp_rtl_log_printf "${_attrs}" "==> %s %s" "$(ex_rtl_date)" "${1}";
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	fi;
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	if [ ${_lvl} = failexit ]; then
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		exit 1;
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	else
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		return 0;
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	fi;
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};
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# vim:filetype=sh