diff options
| -rw-r--r-- | subr.rtl/rtl_install_v2.subr | 542 |
1 files changed, 542 insertions, 0 deletions
diff --git a/subr.rtl/rtl_install_v2.subr b/subr.rtl/rtl_install_v2.subr new file mode 100644 index 00000000..ddd94552 --- /dev/null +++ b/subr.rtl/rtl_install_v2.subr @@ -0,0 +1,542 @@ +# +# set +o errexit -o noglob -o nounset is assumed. +# + +RTLP_INSTALL_NL=" +"; + +# XXX optimise +# XXX FIXME call w/ $[...} +# implement %<...{...,...}...> +# support multiple %<...*...> in same spec +# split_ = unfold_ +# impl 3/ 1## 1# 1%% 1% + +# +# DSL functor implementation +# +# {{{ rtlp_install_fmap($_rparams, $_prefix, $_spec, $_fn, [$_param[...], --, [$_spec[...]]]) +rtlp_install_fmap() { + local _rif_rparams="${1#\$}" _rif_prefix="${2}" _rif_spec="${3}" \ + _rif_fn="${4}" _rif_IFS0="${IFS:- }" _rif_paramsc=0 \ + _rif_spec_cur="" _rif_spec_list="" _rif_spec0="" _rif_specsc=0 \ + _rif_nspec=0 _rif_rc=0 IFS; shift 4; + while [ "${#}" -gt 0 ] && [ "x${1}" != "x--" ]; do + : $((_rif_paramsc+=1)); local "${_rif_rparams}${_rif_paramsc}=${1}"; shift; + done; shift; + while [ "${#}" -gt 0 ] && [ "x${1}" != "x--" ]; do + : $((_rif_specsc+=1)); local "_rif_specs${_rif_specsc}=${1}"; shift; + done; + + if rtlp_install_fmap_params "${_rif_rparams}" \$_rif_spec ""\ + && rtlp_install_fmap_patterns "$_rif_rparams}" "${_rif_prefix}" "${_rif_spec}" \$_rif_spec_list; then + IFS="${RTLP_INSTALL_NL}"; for _rif_spec_cur in ${_rif_spec_list}; do + IFS="${_rif_IFS0}"; set --; + _rif_nspec=1; while [ "${_rif_nspec}" -le "${_rif_specsc}" ]; do + eval _rif_spec0=\"\${_rif_specs${_rif_nspec}}\"; + rtlp_install_fmap_params \ + "${_rif_rparams}" \ + \$_rif_spec0 "${_rif_spec_cur}"; + eval set -- '"${@}"' '"${_rif_spec0}"'; : $((_rif_nspec+=1)); + done; + eval "${_rif_fn}" \"\$\{@\}\"; _rif_rc=$((${?} ? ${?} : ${_rif_rc})); + [ "${_rif_rc}" -ne 0 ] && break; + done; IFS="${_rif_IFS0}"; + else + _rif_rc=1; + fi; + return "${_rif_rc}"; +}; +# }}} +# {{{ rtlp_install_fmap_params($_rparams, $_rspec, $_item) +RTLP_INSTALL_FMAP_PARAMS_LEVEL=0; +rtlp_install_fmap_params() { + local _rifp_rparams="${1#\$}" _rifp_rspec="${2#\$}" _rifp_item="${3}" \ + _rifp_expr="" _rifp_expr_="" _rifp_expr_sub="" _rifp_expr_op="" \ + _rifp_lhs="" _rifp_rc=0 _rifp_rhs="" _rifp_subexpr=""; _status=""; + eval _rifp_lhs='${'"${_rifp_rspec}"'}'\; ${_rifp_rspec}=; + + while true; do + if ! rtlp_install_splitl_ref \$_rifp_expr \$_rifp_lhs \$_rifp_rhs '%[' ']'; then + eval ${_rifp_rspec}='${'"${_rifp_rspec}"'}${_rifp_lhs}'; break; + else case "${_rifp_expr}" in + [0-9]*) + eval _rifp_expr='${'"${_rifp_rparams}${_rifp_expr}"'}'; ;; + @[0-9]*) + : $((RTLP_INSTALL_FMAP_PARAMS_LEVEL+=1)); + eval _rifp_expr${RTLP_INSTALL_FMAP_PARAMS_LEVEL}='${'"${_rifp_rparams}${_rifp_expr#@}"'}'; + rtlp_install_fmap_params "${_rifp_rparams}" \ + \$_rifp_expr${RTLP_INSTALL_FMAP_PARAMS_LEVEL} \ + "${_rifp_item}"; _rifp_rc="${?}"; + eval _rifp_expr='${_rifp_expr'"${RTLP_INSTALL_FMAP_PARAMS_LEVEL}"'}'; + : $((RTLP_INSTALL_FMAP_PARAMS_LEVEL-=1)); + [ "${_rifp_rc}" -eq 1 ] && break; ;; + + [_0-9a-zA-Z]*) + case "${_rifp_expr}" in + DNAME*) _rifp_subexpr="${_rifp_expr#DNAME}"; _rifp_expr="${_rifp_item%/*}"; ;; + FNAME*) _rifp_subexpr="${_rifp_expr#FNAME}"; _rifp_expr="${_rifp_item##*/}"; ;; + ITEM*) _rifp_subexpr="${_rifp_expr#ITEM}"; _rifp_expr="${_rifp_item}"; ;; + "") _rifp_rc=1; _status="zero-length parameter name in expression"; ;; + *) + _rifp_expr_="${_rifp_expr%%[^_0-9a-zA-Z]*}"; + _rifp_subexpr="${_rifp_expr#${_rifp_expr_}}"; + _rifp_expr="${_rifp_expr_}"; + if eval [ '"${'"${_rifp_rparams}${_rifp_expr}"':+1}"' = 1 ]; then + eval _rifp_expr='${'"${_rifp_rparams}${_rifp_expr}"'}'; + else _rifp_rc=1; _status="unknown parameter name \`${_rifp_expr}' in expression"; + fi; ;; + esac; + + if [ "${_rifp_rc}" -eq 0 ]; then + while true; do + if ! rtlp_install_splitl_subexpr \ + \$_rifp_subexpr_ \ + \$_rifp_subexpr \ + '## # %% %'; then + break; + else case "${_rifp_subexpr_}" in + /*) ;; + \#\#*) _rifp_expr="${_rifp_expr##${_rifp_subexpr_#\#\#}}"; ;; + \#*) _rifp_expr="${_rifp_expr#${_rifp_subexpr_#\#}}"; ;; + %%*) _rifp_expr="${_rifp_expr%%${_rifp_subexpr_#%%}}"; ;; + %*) _rifp_expr="${_rifp_expr%${_rifp_subexpr_#%}}"; ;; + "") _rifp_rc=1; _status="zero-length subexpression in expression"; ;; + *) _rifp_rc=1; _status="invalid subexpression \`${_rifp_subexpr_}' in expression"; ;; + esac; fi; + done; + fi; ;; + + "") _rifp_rc=1; _status="zero-length expression"; break; ;; + *) _rifp_rc=1; _status="invalid expression \`${_rifp_expr}'"; break; ;; + esac; fi; + eval ${_rifp_rspec}='${'"${_rifp_rspec}"'}${_rifp_lhs}${_rifp_expr}'; _rifp_lhs="${_rifp_rhs}"; + done; return "${_rifp_rc}"; +}; +# }}} +# {{{ rtlp_install_fmap_patterns($_rparams, $_prefix, $_spec, $_rspec_list) +rtlp_install_fmap_patterns() { + local _rifp2_rparams="${1#\$}" _rifp2_prefix="${2}" _rifp2_spec="${3}" \ + _rifp2_rspec_list="${4#\$}" _rifp2_expr="" _rifp2_lhs="" _rifp2_rc=0 \ + _rifp2_rhs="" IFS="${RTLP_INSTALL_NL}"; _status=""; + _rifp2_lhs="${_rifp2_spec}"; + + while true; do + if rtlp_install_splitl_ref \$_rifp2_expr \$_rifp2_lhs \$_rifp2_rhs '%<' '>'; then + case "${_rifp2_expr}" in + *\**) + set +o noglob; for _rifp2_pname in ${_rifp2_prefix:+"${_rifp2_prefix%}/"}${_rifp2_lhs:+"${_rifp2_lhs%/}/"}${_rifp2_expr}; do + set -o noglob; _rifp2_pname="${_rifp2_pname%/}${_rifp2_rhs:+/${_rifp2_rhs}}"; + if [ -e "${_rifp2_pname}" ]; then + eval ${_rifp2_rspec_list}='${'"${_rifp2_rspec_list}"':+${'"${_rifp2_rspec_list}"'}${RTLP_INSTALL_NL}}${_rifp2_pname}'; + fi; + done; set -o noglob; ;; + + "") _rifp2_rc=1; _status="zero-length pattern"; break; ;; + *) _rifp2_rc=1; _status="invalid pattern \`${_rifp2_expr}'"; break; ;; + esac; _rifp2_lhs="${_rifp2_rhs}"; + else + eval ${_rifp2_rspec_list}='${'"${_rifp2_rspec_list}"':+${'"${_rifp2_rspec_list}"'}${RTLP_INSTALL_NL}}${_rifp2_lhs}'; + break; + fi; + done; return "${_rifp2_rc}"; +}; +# }}} + +# +# Install OPeration functions +# +# {{{ rtlp_install_op_chmod($_nflag, $_prefix, $_vflag, $_fname, $_mode) +rtlp_install_op_chmod() { + local _rioc_nflag="${1}" _rioc_prefix="${2}" _rioc_vflag="${3}" _rioc_fname="${4}" _rioc_mode="${5}"; + + rtlp_install_fixup_fname \$_rioc_fname "${_rioc_prefix}"; + rtlp_install_rc "${_rioc_nflag}" "${_rioc_vflag}" rtl_fileop chmod "${_rioc_mode}" "${_rioc_fname}"; +}; +# }}} +# {{{ rtlp_install_op_chgrp($_nflag, $_prefix, $_vflag, $_fname, $_group) +rtlp_install_op_chgrp() { + local _rioc2_nflag="${1}" _rioc2_prefix="${2}" _rioc2_vflag="${3}" _rioc2_fname="${4}" _rioc2_group="${5}"; + + rtlp_install_fixup_fname \$_rioc2_fname "${_rioc2_prefix}"; + rtlp_install_rc "${_rioc2_nflag}" "${_rioc2_vflag}" rtl_fileop chgrp "${_rioc2_group}" "${_rioc2_fname}"; +}; +# }}} +# {{{ rtlp_install_op_chown($_nflag, $_prefix, $_vflag, $_fname, $_owner) +rtlp_install_op_chown() { + local _rioc3_nflag="${1}" _rioc3_prefix="${2}" _rioc3_vflag="${3}" _rioc3_fname="${4}" _rioc3_owner="${5}"; + + rtlp_install_fixup_fname \$_rioc3_fname "${_rioc3_prefix}"; + rtlp_install_rc "${_rioc3_nflag}" "${_rioc3_vflag}" rtl_fileop chown "${_rioc3_owner}" "${_rioc3_fname}"; +}; +# }}} +# {{{ rtlp_install_op_cp($_nflag, $_prefix, $_vflag, $_file_fname_dst, $_file_fname_src) +rtlp_install_op_cp() { + local _rioc4_nflag="${1}" _rioc4_prefix="${2}" _rioc4_vflag="${3}" _rioc4_fname_dst="${4}" _rioc4_fname_src="${5}"; + + rtlp_install_fixup_fname \$_rioc4_fname_dst "${_rioc4_prefix}"; + rtlp_install_fixup_fname \$_rioc4_fname_src "${_rioc4_prefix}"; + rtlp_install_rc "${_rioc4_nflag}" "${_rioc4_vflag}" rtl_fileop cp "${_rioc4_fname_src}" "${_rioc4_fname_dst}"; +}; +# }}} +# {{{ rtlp_install_op_cp_follow_if_newer($_nflag, $_prefix, $_vflag, $_file_fname_dst, $_file_fname_src) +rtlp_install_op_cp_follow_if_newer() { + local _riocfin_nflag="${1}" _riocfin_prefix="${2}" _riocfin_vflag="${3}" _riocfin_fname_dst="${4}" _riocfin_fname_src="${5}"; + + rtlp_install_fixup_fname \$_riocfin_fname_dst "${_riocfin_prefix}"; + rtlp_install_fixup_fname \$_riocfin_fname_src "${_riocfin_prefix}"; + if [ -e "${_riocfin_fname_dst}" ]\ + && rtl_is_newer "${_riocfin_fname_src}" "${_riocfin_fname_dst}"; then + return 0; + else + rtlp_install_rc "${_riocfin_nflag}" "${_riocfin_vflag}" rtl_fileop cp_follow "${_riocfin_fname_src}" "${_riocfin_fname_dst}"; + fi; +}; +# }}} +# {{{ rtlp_install_op_ln_symbolic($_nflag, $_prefix, $_vflag, $_ln_fname, $_ln_target) +rtlp_install_op_ln_symbolic() { + local _riols_nflag="${1}" _riols_prefix="${2}" _riols_vflag="${3}" _riols_ln_fname="${4}" _riols_ln_target="${5}"; + + rtlp_install_fixup_fname \$_riols_ln_fname "${_riols_prefix}"; + if [ -e "${_riols_ln_fname}" ]; then + rtlp_install_rc "${_riols_nflag}" "${_riols_vflag}" rtl_fileop rm "${_riols_ln_fname}"; + fi; + rtlp_install_rc "${_riols_nflag}" "${_riols_vflag}" rtl_fileop ln_symbolic "${_riols_ln_target}" "${_riols_ln_fname}"; +}; +# }}} +# {{{ rtlp_install_op_mkdir($_nflag, $_prefix, $_vflag, $_dname) +rtlp_install_op_mkdir() { + local _riom_nflag="${1}" _riom_prefix="${2}" _riom_vflag="${3}" _riom_dname="${4}"; + + rtlp_install_fixup_fname \$_riom_dname "${_riom_prefix}"; + rtlp_install_rc "${_riom_nflag}" "${_riom_vflag}" rtl_fileop mkdir "${_riom_dname}"; +}; +# }}} +# {{{ rtlp_install_op_mv($_nflag, $_prefix, $_vflag, $_file_fname_dst, $_file_fname_src) +rtlp_install_op_mv() { + local _riom2_nflag="${1}" _riom2_prefix="${2}" _riom2_vflag="${3}" _riom2_fname_dst="${4}" _riom2_fname_src="${5}"; + + rtlp_install_fixup_fname \$_riom2_fname_dst "${_riom2_prefix}"; + rtlp_install_fixup_fname \$_riom2_fname_src "${_riom2_prefix}"; + rtlp_install_rc "${_riom2_nflag}" "${_riom2_vflag}" rtl_fileop mv "${_riom2_fname_src}" "${_riom2_fname_dst}"; +}; +# }}} +# {{{ rtlp_install_op_rm($_nflag, $_prefix, $_vflag, $_pname) +rtlp_install_op_rm() { + local _rior_nflag="${1}" _rior_prefix="${2}" _rior_vflag="${3}" _rior_pname="${4}"; + + rtlp_install_fixup_fname \$_rior_pname "${_rior_prefix}"; + rtlp_install_rc "${_rior_nflag}" "${_rior_vflag}" rtl_fileop rm "${_rior_pname}"; +}; +# }}} +# {{{ rtlp_install_op_touch($_nflag, $_prefix, $_vflag, $_fname, $_ts) +rtlp_install_op_touch() { + local _riot_nflag="${1}" _riot_prefix="${2}" _riot_vflag="${3}" _riot_fname="${4}" _riot_ts="${5:-}"; + + rtlp_install_fixup_fname \$_riot_fname "${_riot_prefix}"; + rtlp_install_rc "${_riot_nflag}" "${_riot_vflag}" rtl_fileop touch "${_riot_fname}" "${_riot_ts}"; +}; +# }}} + +# +# Ancillary functions +# +# {{{ rtlp_install_fixup_fname($_rfname, $_prefix) +rtlp_install_fixup_fname() { + local _riff_rfname="${1#\$}" __riff_prefix="${2}" _riff_fname=""; + eval _riff_fname='${'"${_riff_rfname}"'}'; + + if [ "${_riff_fname#/}" = "${_riff_fname}" ]; then + eval ${_riff_rfname}='${__riff_prefix:+${__riff_prefix}/}${_riff_fname}'; + fi; +}; +# }}} +# {{{ rtlp_install_rc($_nflag, $_vflag, $_fn, [...]) +rtlp_install_rc() { + local _rir_nflag="${1}" _rir_vflag="${2}" _rir_fn="${3}" _rir_rc=0; shift 3; + + if [ "${_rir_nflag}" -eq 1 ]\ + || [ "${_rir_vflag}" -gt 0 ]; then + rtl_log_msg notice "%s" "${_rir_fn}${_rir_fn:+ ${*}}"; + fi; + if [ "${_rir_nflag}" -eq 0 ]; then + "${_rir_fn}" "${@}"; _rir_rc="${?}"; + fi; + return "${_rir_rc}"; +}; +# }}} +# {{{ rtlp_install_splitl($_rlhs, $_rrhs, $_sep) +# +# rtlp_install_splitl() +# Slit @_rlhs from left-hand side into left-hand and right-hand side +# according to @_sep w/ backslash escaping +# +# @_rlhs: inout reference to string and left-hand side result +# @_rrhs: out reference to right-hand side result +# @_sep: single non-zero, possibly multi-character, separator +# +# Calling convention: inout ref. @_rlhs, out ref. @_rrhs +# Notate bene: @_sep is a shell pattern +# Returns: zero (0) on success, non-zero (>0) on absence of unescaped @_sep in @_rlhs +# +rtlp_install_splitl() { + local _ris_rlhs="${1#\$}" _ris_rrhs="${2#\$}" _ris_sep="${3}" _ris_lhs="" \ + _ris_lhs_new="" _ris_rc=1 _ris_rhs="" _ris_rhs_new=""; + + eval _ris_rhs='${'"${_ris_rlhs}"'}'; + while [ "${_ris_rhs:+1}" = 1 ]; do + _ris_lhs_new="${_ris_rhs%%${_ris_sep}*}"; + if [ "${_ris_lhs_new}" != "${_ris_rhs}" ]; then + _ris_rhs_new="${_ris_rhs#*${_ris_sep}}"; + if [ "${_ris_lhs_new%\\}" = "${_ris_lhs_new}" ]; then + eval ${_ris_rlhs}='${_ris_lhs}${_ris_lhs_new}' \ + ${_ris_rrhs}='${_ris_rhs_new}'; _ris_rc=0; break; + else + _ris_lhs="${_ris_lhs}${_ris_lhs_new%\\}${_ris_sep}"; + _ris_rhs="${_ris_rhs_new}"; + fi; + else break; fi; + done; return "${_ris_rc}"; +}; +# }}} +# {{{ rtlp_install_splitl_ref($_ritem, $_rlhs, $_rrhs, $_sepl, $_sepr) +# +# rtlp_install_splitl_ref() +# Split @_rlhs from left-hand side into left-hand, reference, and +# right-hand side according to left-hand (beginning) and right-hand +# (ending) side separators w/ backslash escaping +# +# @_rref: out reference to reference +# @_rlhs: inout reference to string and left-hand side result +# @_rrhs: out reference to right-hand side result +# @_sepl: single non-zero, possibly multi-character, left-hand side separator +# @_sepr: single non-zero, possibly multi-character, right-hand side separator +# +# Calling convention: out ref. @_rref, inout ref. @_rlhs, out ref. @_rrhs +# Notate bene: @_sepl and @_sepr are shell patterns +# Returns: zero (0) on success, non-zero (>0) on absence of unescaped references in @_rlhs +# +rtlp_install_splitl_ref() { + local _risr_rref="${1#\$}" _risr_rlhs="${2#\$}" _risr_rrhs="${3#\$}" _risr_sepl="${4}" \ + _risr_sepr="${5}" _risr_item="" _risr_item_lhs="" _risr_item_lhs_new="" \ + _risr_item_rhs="" _risr_item_rhs_new="" _risr_lhs="" _risr_lhs_new="" _risr_rc=1 \ + _risr_rhs="" _risr_rhs_new=""; + + eval _risr_rhs='${'"${_risr_rlhs}"'}'; + while [ "${_risr_rhs:+1}" = 1 ]; do + _risr_lhs_new="${_risr_rhs%%${_risr_sepl}*}"; + if [ "${_risr_lhs_new}" != "${_risr_rhs}" ]; then + _risr_rhs_new="${_risr_rhs#*${_risr_sepl}}"; + if [ "${_risr_lhs_new%\\}" = "${_risr_lhs_new}" ]; then + _risr_item=""; _risr_item_lhs=""; _risr_item_rhs="${_risr_rhs_new}"; + while [ "${_risr_item_rhs:+1}" = 1 ]; do + _risr_item_lhs_new="${_risr_item_rhs%%${_risr_sepr}*}"; + if [ "${_risr_item_lhs_new}" != "${_risr_item_rhs}" ]; then + _risr_item_rhs_new="${_risr_item_rhs#*${_risr_sepr}}"; + if [ "${_risr_item_lhs_new%\\}" = "${_risr_item_lhs_new}" ]; then + _risr_item="${_risr_item_lhs}${_risr_item_lhs_new}"; + _risr_item_rhs="${_risr_item_rhs_new}"; + _risr_rc=0; break; + else + _risr_item_lhs="${_risr_item_lhs}${_risr_item_lhs_new%\\}${_risr_sepr}"; + _risr_item_rhs="${_risr_item_rhs_new}"; + fi; + else break; fi; + done; break; + else + _risr_lhs="${_risr_lhs}${_risr_lhs_new%\\}${_risr_sepl}"; _risr_rhs="${_risr_rhs_new}"; + fi; + else break; fi; + done; + + eval ${_risr_rref}='${_risr_item}' \ + ${_risr_rlhs}='${_risr_lhs}${_risr_lhs_new}' \ + ${_risr_rrhs}='${_risr_item_rhs}'; + return "${_risr_rc}"; +}; +# }}} +# {{{ rtlp_install_splitl_subexpr($_rexpr, $_rlhs, $_lsep) +# +# rtlp_install_splitl_subexpr() +# Split @_rlhs from left-hand side into left-hand (subexpression) and right-hand +# side according to list of expression operator prefixes w/ backslash escaping +# +# @_rexpr: out reference to right-hand (expression) side result +# @_rlhs: inout reference to string and left-hand side result +# @_lsep: non-zero SP-separated list of non-zero, possibly multi-character, expression operator prefixes +# +# Calling convention: out ref. @_rexpr, inout ref. @_rlhs +# Notate bene: @_lsep list items are shell patterns +# Returns: zero (0) on success, non-zero (>0) on absence of unescaped expressions in @_rlhs +# +rtlp_install_splitl_subexpr() { + local _riss_rexpr="${1#\$}" _riss_rlhs="${2#\$}" _riss_lsep="${3}" _riss_lhs="" \ + _riss_matchfl="" _riss_nsep="" _riss_rc=1 _riss_sep="" _riss_sexpr="" \ + _riss_sexpr_lhs="" _riss_sexpr_lhs_new="" _riss_sexpr_rhs="" \ + _riss_sexpr_rhs_new="" _riss_sexpr_rhs_new_min="" _riss_sexpr_rhs_new_min_new="" \ + _riss_sexpr_sep="" _riss_sexpr_sep_new="" + + eval _riss_lhs='${'"${_riss_rlhs}"'}'; set -- ${_riss_lsep}; + if [ "${_riss_lhs:+1}" = 1 ]; then + _riss_matchfl=0; _riss_nsep=1; while [ "${_riss_nsep}" -le "${#}" ]; do + eval _riss_sep='${'"${_riss_nsep}"'}'; + case "${_riss_lhs}" in + ${_riss_sep}*) _riss_matchfl=1; break; ;; + *) : $((_riss_nsep+=1)); ;; + esac; + done; + if [ "${_riss_matchfl}" -eq 1 ]; then + _riss_sexpr=""; _riss_sexpr_lhs="${_riss_sep}"; + _riss_sexpr_rhs="${_riss_lhs#${_riss_sep}}"; + while [ "${_riss_sexpr_rhs:+1}" = 1 ]; do + _riss_sexpr_rhs_new_min=-1; _riss_sexpr_sep=""; _riss_nsep=1; + while [ "${_riss_nsep}" -le "${#}" ]; do + eval _riss_sexpr_sep_new='${'"${_riss_nsep}"'}'; + _riss_sexpr_rhs_new="${_riss_sexpr_rhs%%${_riss_sexpr_sep_new}*}"; + if [ "${_riss_sexpr_rhs_new}" != "${_riss_sexpr_rhs}" ]; then + _riss_sexpr_rhs_new_min_new="${#_riss_sexpr_rhs_new}"; + if [ "${_riss_sexpr_rhs_new_min_new}" -le "${_riss_sexpr_rhs_new_min}" ]\ + || [ "${_riss_sexpr_rhs_new_min}" -eq -1 ]; then + _riss_sexpr_rhs_new_min="${_riss_sexpr_rhs_new_min_new}"; + _riss_sexpr_sep="${_riss_sexpr_sep_new}"; + fi; + fi; : $((_riss_nsep+=1)); + done; + if [ "${_riss_sexpr_sep:+1}" = 1 ]; then + _riss_sexpr_lhs_new="${_riss_sexpr_rhs%%${_riss_sexpr_sep}*}"; + if [ "${_riss_sexpr_lhs_new%\\}" = "${_riss_sexpr_lhs_new}" ]; then + _riss_sexpr_lhs="${_riss_sexpr_lhs}${_riss_sexpr_lhs_new}"; + _riss_sexpr_rhs="${_riss_sexpr_sep}${_riss_sexpr_rhs#*${_riss_sexpr_sep}}"; break; + else + _riss_sexpr_lhs="${_riss_sexpr_lhs}${_riss_sexpr_rhs%%\\${_riss_sexpr_sep}*}${_riss_sexpr_sep}"; + _riss_sexpr_rhs="${_riss_sexpr_rhs#*\\${_riss_sexpr_sep}}"; + fi; + else + _riss_sexpr_lhs="${_riss_sexpr_lhs}${_riss_sexpr_rhs}"; _riss_sexpr_rhs=""; break; + fi; + done; + eval ${_riss_rexpr}='${_riss_sexpr_lhs}' ${_riss_rlhs}='${_riss_sexpr_rhs}'; _riss_rc=0; + fi; + fi; return "${_riss_rc}"; +}; +# }}} + +rtl_install_v2() { + local _ri_prefix="" _ri_spec_flag="" _ri_spec_list="" _ri_iflag=0 _ri_IFS="${IFS:- }" \ + _ri_nflag=0 _ri_paramsc=0 _ri_vflag=0 _ri_IFS0 _ri_nparam=0 _ri_opt="" _ri_param="" \ + _ri_rc=0 _ri_spec="" _ri_spec_dst="" _ri_spec_src="" IFS OPTARG="" OPTIND=1; _status=""; + + while true; do + if [ "${1:-}" = "--" ]; then + : $((OPTIND+=1)); break; + elif ! getopts hiI:np:v _ri_opt; then + break; + else case "${_ri_opt}" in + h) printf "usage: rtl_install [-i] [-I ifs] [-n] [-p name=val] [-v] prefix spec_list\n" >&2; + printf " -i...........: continue on soft errors\n" >&2; + printf " -I ifs.......: process spec_list with ifs instead of NL\n" >&2; + printf " -n...........: perform dry run\n" >&2; + printf " -p name=val..: set named parameter\n" >&2; + printf " -v...........: increase verbosity\n" >&2; + printf " prefix.......: pathname prefix\n" >&2; + printf " spec_list....: ifs-separated list of specs\n" >&2; return 1; ;; + i) _ri_iflag=1; ;; + I) _ri_IFS="${OPTARG}"; ;; + n) _ri_nflag=1; ;; + p) : $((_ri_paramsc+=1)); local _ri_params${OPTARG%%=*}="${OPTARG#*=}"; ;; + v) : $((_ri_vflag+=1)); ;; + *) return 1; ;; + esac; fi; + done; shift $((${OPTIND}-1)); + _ri_prefix="${1:-}"; _ri_spec_list="${2:-}"; shift 2; + _ri_IFS0="${IFS}"; IFS="${_ri_IFS}"; set -- ${_ri_spec_list}; IFS="${_ri_IFS0}"; + + while [ ${#} -gt 0 ]; do + echo $1; continue; + _ri_spec_src="${1}"; + case "${_ri_spec_src}" in + \?*) _ri_spec_flag="?"; ;; + *) _ri_spec_flag=""; ;; + esac; + if ! rtlp_install_splitl \$_ri_spec_src \$_ri_spec_dst "="; then + _ri_rc=1; _status="zero-length or invalid specification \`${1}'"; + else case "${_ri_spec_src}" in + -) + rtlp_install_fmap \$_ri_params "${_ri_prefix}" "${_ri_spec_dst}" \ + rtlp_install_op_rm "${_ri_nflag}" "${_ri_prefix}" "${_ri_vflag}" \ + "" \ + -- "%[1]" "%[2]" "%[3]" "%[ITEM]"; ;; + + /) + rtlp_install_fmap \$_ri_params "${_ri_prefix}" "${_ri_spec_dst}" \ + rtlp_install_op_mkdir "${_ri_nflag}" "${_ri_prefix}" "${_ri_vflag}" \ + "" \ + -- "%[1]" "%[2]" "%[3]" "%[ITEM]"; ;; + + t*) + rtlp_install_fmap \$_ri_params "${_ri_prefix}" "${_ri_spec_dst}" \ + rtlp_install_op_touch "${_ri_nflag}" "${_ri_prefix}" "${_ri_vflag}" \ + "" "" \ + -- "%[1]" "%[2]" "%[3]" "%[ITEM]" "%[5]"; ;; + + :*) + rtlp_install_fmap \$_ri_params "${_ri_prefix}" "${_ri_spec_src#:}" \ + rtlp_install_op_cp "${_ri_nflag}" "${_ri_prefix}" "${_ri_vflag}" \ + "${_ri_spec_dst}" "" \ + -- "%[1]" "%[2]" "%[3]" "%[@4]" "%[ITEM]"; ;; + + !*) + rtlp_install_fmap \$_ri_params "${_ri_prefix}" "${_ri_spec_src#!}" \ + rtlp_install_op_mv "${_ri_nflag}" "${_ri_prefix}" "${_ri_vflag}" \ + "${_ri_spec_dst}" "" \ + -- "%[1]" "%[2]" "%[3]" "%[@4]" "%[ITEM]"; ;; + + @*) + rtlp_install_fmap \$_ri_params "${_ri_prefix}" "${_ri_spec_dst}" \ + rtlp_install_op_ln_symbolic "${_ri_nflag}" "${_ri_prefix}" \ + "${_ri_vflag}" "" "${_ri_spec_src#@}" "" \ + -- "%[1]" "%[2]" "%[3]" "%[ITEM]" "%[@5]"; ;; + + +*) + rtlp_install_fmap \$_ri_params "${_ri_prefix}" "${_ri_spec_src#+}" \ + rtlp_install_op_cp_follow_if_newer "${_ri_nflag}" "${_ri_prefix}" \ + "${_ri_vflag}" "${_ri_spec_dst}" "" \ + -- "%[1]" "%[2]" "%[3]" "%[@4]" "%[ITEM]"; ;; + + g*) + rtlp_install_fmap \$_ri_params "${_ri_prefix}" "${_ri_spec_dst}" \ + rtlp_install_op_chgrp "${_ri_nflag}" "${_ri_prefix}" "${_ri_vflag}" \ + "" "${_ri_spec_src#g}" \ + -- "%[1]" "%[2]" "%[3]" "%[ITEM]" "%[5]"; ;; + + m[0-7][0-7][0-7][0-7]) + rtlp_install_fmap \$_ri_params "${_ri_prefix}" "${_ri_spec_dst}" \ + rtlp_install_op_chmod "${_ri_nflag}" "${_ri_prefix}" "${_ri_vflag}" \ + "" "${_ri_spec_src#m}" \ + -- "%[1]" "%[2]" "%[3]" "%[ITEM]" "%[5]"; ;; + + o*) + rtlp_install_fmap \$_ri_params "${_ri_prefix}" "${_ri_spec_dst}" \ + rtlp_install_op_chown "${_ri_nflag}" "${_ri_prefix}" "${_ri_vflag}" \ + "" "${_ri_spec_src#o}" \ + -- "%[1]" "%[2]" "%[3]" "%[ITEM]" "%[5]"; ;; + + T*) + rtlp_install_fmap \$_ri_params "${_ri_prefix}" "${_ri_spec_dst}" \ + rtlp_install_op_touch "${_ri_nflag}" "${_ri_prefix}" "${_ri_vflag}" \ + "" "${_ri_spec_src#T}" \ + -- "%[1]" "%[2]" "%[3]" "%[ITEM]" "%[5]"; ;; + + \#*|"") + ;; + esac; _ri_rc="${?}"; fi; + shift; + if [ "${_ri_rc}" -ne 0 ]\ + && [ "${_ri_iflag}" -eq 0 ]; then + break; + fi; + done; + return "${_ri_rc}"; +}; + +# vim:filetype=sh |