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#
# set +o errexit -o noglob is assumed.
#
exp_rtl_fileop_check() {
local _prefix="${1}" _pname="" _rname=""; shift;
while [ "${#}" -gt 0 ]; do
return 0;
shift; done;
};
ex_rtl_fileop() {
local _op="${1}" _dst="" _install_args="" _rc=0 _src=""; shift;
case "${_op}" in
cd) if [ \( -z "${1}" \) -o ! \( -L "${1}" -o -e "${1}" \) ]; then
ex_rtl_log_msg failexit "Invalid or non-existent directory \`${1}'.";
elif exp_rtl_fileop_check "${PREFIX}" "${1}"; then
ex_rtl_log_msg vvvv "Changing working directory to \`${1}'.";
cd -- "${1}"; _rc="${?}";
fi; ;;
cp_follow)
if [ "${#}" -lt 2 ]; then
ex_rtl_log_msg failexit "Missing parameters (in: cp_follow ${*}.)";
elif exp_rtl_fileop_check "${PREFIX}" "${*}"; then
_src="${*}"; _src="${_src% *}";
_dst="${*}"; _dst="${_dst##* }";
ex_rtl_log_msg vvvv "Copying \`${_src}' into \`${_dst}' w/ -pLR.";
cp -pLR -- "${@}"; _rc="${?}";
fi; ;;
cp) if [ "${#}" -lt 2 ]; then
ex_rtl_log_msg failexit "Missing parameters (in: cp ${*}.)";
elif exp_rtl_fileop_check "${PREFIX}" "${*}"; then
_src="${*}"; _src="${_src% *}";
_dst="${*}"; _dst="${_dst##* }";
ex_rtl_log_msg vvvv "Copying \`${_src}' into \`${_dst}' w/ -pPR.";
cp -pPR -- "${@}"; _rc="${?}";
fi; ;;
install)
if [ "${#}" -lt 2 ]; then
ex_rtl_log_msg failexit "Missing parameters (in: install ${*}.)";
else _dst="$(while [ ""${#}"" -gt 2 ]; do shift; done; echo "${2}")";
_install_args="$(while [ ""${#}"" -gt 2 ]; do echo "${1}"; shift; done)";
_src="$(while [ ""${#}"" -gt 2 ]; do shift; done; echo "${1}")";
if exp_rtl_fileop_check "${PREFIX}" "${_dst}" "${_src}"; then
ex_rtl_log_msg vvvv "Installing \`${_src}' into \`${_dst}' w/ ${_install_args}.";
install "${@}"; _rc="${?}";
fi;
fi; ;;
ln_symbolic)
if [ \( -z "${1}" \) -o \( -z "${2}" \) ]; then
ex_rtl_log_msg failexit "Missing parameters (in: ln_symbolic ${*}.)";
elif exp_rtl_fileop_check "${PREFIX}" "${2}"; then
if ex_rtl_fileop test "${2}"; then
ex_rtl_fileop rm "${2}";
fi;
if [ "${?}" -eq 0 ]; then
ex_rtl_log_msg vvvv "Linking \`${1}' to \`${2}' w/ -fs";
ln -fs -- "${1}" "${2}"; _rc="${?}";
fi;
fi; ;;
mv) if [ \( -z "${1}" \) -o \( -z "${2}" \) ]; then
ex_rtl_log_msg failexit "Missing parameters (in: mv ${*}.)";
elif exp_rtl_fileop_check "${PREFIX}" "${1}" "${2}"; then
ex_rtl_log_msg vvvv "Moving \`${1}' to \`${2}' w/ -fs";
mv -f -- "${1}" "${2}"; _rc="${?}";
fi; ;;
mkdir|mkfifo|rm|source_opt|test|touch)
while [ \( "${?}" -eq 0 \) -a \( ""${#}"" -gt 0 \) ]; do
if [ -z "${1}" ]; then
ex_rtl_log_msg failexit "Missing parameters (in: ${_op} ${*}.)";
elif [ "${_op}" = mkdir ]\
&& [ ! -d "${1}" ]\
&& exp_rtl_fileop_check "${PREFIX}" "${1}"; then
if ex_rtl_fileop test "${1}"; then
ex_rtl_fileop rm "${1}";
fi;
ex_rtl_log_msg vvvv "Making directory \`${1}'.";
mkdir -p -- "${1}"; _rc="${?}";
elif [ "${_op}" = mkfifo ]\
&& exp_rtl_fileop_check "${PREFIX}" "${1}"; then
if ex_rtl_fileop test "${1}"; then
ex_rtl_fileop rm "${1}";
fi;
ex_rtl_log_msg vvvv "Creating FIFO \`${1}'.";
exp_rtl_fileop_check "${PREFIX}" "${1}";
mkfifo -- "${1}"; _rc="${?}";
elif [ "${_op}" = rm ]\
&& ex_rtl_fileop test "${1}"\
&& exp_rtl_fileop_check "${PREFIX}" "${1}"; then
ex_rtl_log_msg vvvv "Removing directory or file \`${1}'.";
rm -rf -- "${1}"; _rc="${?}";
elif [ "${_op}" = source_opt ]\
&& ex_rtl_fileop test "${1}"\
&& exp_rtl_fileop_check "${PREFIX}" "${1}"; then
ex_rtl_log_msg vvvv "Sourcing file \`${1}'.";
. "${1}"; _rc="${?}";
elif [ "${_op}" = test ]\
&& exp_rtl_fileop_check "${PREFIX}" "${1}"\
&& ! [ \( -L "${1}" \) -o \( -e "${1}" \) ]; then
return 1;
elif [ "${_op}" = touch ]\
&& exp_rtl_fileop_check "${PREFIX}" "${1}"; then
ex_rtl_log_msg vvvv "Touching file \`${1}'.";
touch -- "${1}"; _rc="${?}";
fi; shift;
done; ;;
*) ex_rtl_log_msg failexit "Error: ex_rtl_fileop() called w/ invalid parameter(s): ${*}"; ;;
esac; return "${_rc}";
};
# vim:filetype=sh
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