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#
# set +o errexit -o noglob -o nounset is assumed.
#
#
# Private globals and subroutines
#
RTLP_FILEOP_LOG=0;
rtl_fileop_set_log() { RTLP_FILEOP_LOG="${1}"; };
rtlp_fileop_check() {
local _prefix="${1}" _pname="" _rname=""; shift;
while [ "${#}" -gt 0 ]; do
return 0;
shift; done;
};
rtlp_fileop_log() {
local _msg="${1}";
if [ "${RTLP_FILEOP_LOG:-0}" -eq 1 ]; then
rtl_log_msg debug "${_msg}";
fi;
};
rtl_fileop() {
local _op="${1}" _dst="" _mode="" _install_args="" _owner="" _rc=0 _src=""; shift;
case "${_op}" in
cd) if [ \( -z "${1}" \) -o ! \( -L "${1}" -o -e "${1}" \) ]; then
rtl_log_msg fatalexit "Invalid or non-existent directory \`%s'." "${1}";
elif rtlp_fileop_check "${PREFIX:-}" "${1}"; then
rtlp_fileop_log "Changing working directory to \`${1}'.";
cd -- "${1}"; _rc="${?}";
fi; ;;
chmod) if [ "${#}" -lt 2 ]; then
rtl_log_msg fatalexit "Missing parameters (in: chmod %s.)" "${*}";
elif _mode="${1}" && shift\
&& rtlp_fileop_check "${PREFIX:-}" "${*}"; then
rtlp_fileop_log "Changing file mode bits of \`${*}' to \`${_mode}'.";
chmod -- "${_mode}" "${@}"; _rc="${?}";
fi; ;;
chown) if [ "${#}" -lt 2 ]; then
rtl_log_msg fatalexit "Missing parameters (in: chown %s.)" "${*}";
elif _owner="${1}" && shift\
&& rtlp_fileop_check "${PREFIX:-}" "${*}"; then
rtlp_fileop_log "Changing file owner of \`${*}' to \`${_owner}'.";
chown -- "${_owner}" "${@}"; _rc="${?}";
fi; ;;
cp_follow)
if [ "${#}" -lt 2 ]; then
rtl_log_msg fatalexit "Missing parameters (in: cp_follow %s}.)" "${*}";
elif rtlp_fileop_check "${PREFIX:-}" "${*}"; then
_src="${*}"; _src="${_src% *}";
_dst="${*}"; _dst="${_dst##* }";
rtlp_fileop_log "Copying \`${_src}' into \`${_dst}' w/ -pLR.";
cp -pLR -- "${@}"; _rc="${?}";
fi; ;;
cp) if [ "${#}" -lt 2 ]; then
rtl_log_msg fatalexit "Missing parameters (in: cp %s.)" "${*}";
elif rtlp_fileop_check "${PREFIX:-}" "${*}"; then
_src="${*}"; _src="${_src% *}";
_dst="${*}"; _dst="${_dst##* }";
rtlp_fileop_log "Copying \`${_src}' into \`${_dst}' w/ -pPR.";
cp -pPR -- "${@}"; _rc="${?}";
fi; ;;
install)
if [ "${#}" -lt 2 ]; then
rtl_log_msg fatalexit "Missing parameters (in: install %s.)" "${*}";
else _dst="$(while [ ""${#}"" -gt 2 ]; do shift; done; printf "%s" "${2}")";
_install_args="$(while [ ""${#}"" -gt 2 ]; do printf "%s" "${1}"; shift; done)";
_src="$(while [ ""${#}"" -gt 2 ]; do shift; done; printf "%s" "${1}")";
if rtlp_fileop_check "${PREFIX:-}" "${_dst}" "${_src}"; then
rtlp_fileop_log "Installing \`${_src}' into \`${_dst}' w/ ${_install_args}.";
install "${@}"; _rc="${?}";
fi;
fi; ;;
ln_symbolic)
if [ \( -z "${1}" \) -o \( -z "${2}" \) ]; then
rtl_log_msg fatalexit "Missing parameters (in: ln_symbolic %s.)" "${*}";
elif rtlp_fileop_check "${PREFIX:-}" "${2}"; then
if rtl_fileop test "${2}"; then
rtl_fileop rm "${2}";
fi;
if [ "${?}" -eq 0 ]; then
rtlp_fileop_log "Linking \`${1}' to \`${2}' w/ -fs";
ln -fs -- "${1}" "${2}"; _rc="${?}";
fi;
fi; ;;
mv) if [ \( -z "${1}" \) -o \( -z "${2}" \) ]; then
rtl_log_msg fatalexit "Missing parameters (in: mv %s.)" "${*}";
elif rtlp_fileop_check "${PREFIX:-}" "${1}" "${2}"; then
rtlp_fileop_log "Moving \`${1}' to \`${2}' w/ -fs";
mv -f -- "${1}" "${2}"; _rc="${?}";
fi; ;;
mkdir|mkfifo|rm|source|source_opt|test|touch)
while [ \( "${?}" -eq 0 \) -a \( ""${#}"" -gt 0 \) ]; do
if [ -z "${1}" ]; then
rtl_log_msg fatalexit "Missing parameters (in: %s %s.)" "${_op}" "${*}";
elif [ "${_op}" = mkdir ]\
&& [ ! -d "${1}" ]\
&& rtlp_fileop_check "${PREFIX:-}" "${1}"; then
if rtl_fileop test "${1}"; then
rtl_fileop rm "${1}";
fi;
rtlp_fileop_log "Making directory \`${1}'.";
mkdir -p -- "${1}"; _rc="${?}";
elif [ "${_op}" = mkfifo ]\
&& rtlp_fileop_check "${PREFIX:-}" "${1}"; then
if rtl_fileop test "${1}"; then
rtl_fileop rm "${1}";
fi;
rtlp_fileop_log "Creating FIFO \`${1}'.";
rtlp_fileop_check "${PREFIX:-}" "${1}";
mkfifo -- "${1}"; _rc="${?}";
elif [ "${_op}" = rm ]\
&& rtl_fileop test "${1}"\
&& rtlp_fileop_check "${PREFIX:-}" "${1}"; then
rtlp_fileop_log "Removing directory or file \`${1}'.";
rm -rf -- "${1}"; _rc="${?}";
elif [ "${_op}" = source ]\
&& rtlp_fileop_check "${PREFIX:-}" "${1}"; then
rtlp_fileop_log "Sourcing file \`${1}'.";
. "${1}"; _rc="${?}";
elif [ "${_op}" = source_opt ]\
&& rtl_fileop test "${1}"\
&& rtlp_fileop_check "${PREFIX:-}" "${1}"; then
rtlp_fileop_log "Sourcing file \`${1}'.";
. "${1}"; _rc="${?}";
elif [ "${_op}" = test ]\
&& rtlp_fileop_check "${PREFIX:-}" "${1}"\
&& ! [ \( -L "${1}" \) -o \( -e "${1}" \) ]; then
return 1;
elif [ "${_op}" = touch ]\
&& rtlp_fileop_check "${PREFIX:-}" "${1}"; then
rtlp_fileop_log "Touching file \`${1}'.";
touch -- "${1}"; _rc="${?}";
fi; shift;
done; ;;
*) rtl_log_msg fatalexit "Error: rtl_fileop() called w/ invalid parameter(s): %s" "${*}"; ;;
esac; return "${_rc}";
};
# vim:filetype=sh
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