tar: Style tweaks
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Ville Skyttä
parent
a8f450797b
commit
055d1ae59f
@ -116,7 +116,7 @@ __gnu_tar_parse_help()
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# variable may contain e.g. '-X, --XXX[=NAME], -XXX2[=NAME]'.
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arg=none
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if [[ "$line" =~ --[A-Za-z0-9-]+(\[?)= ]]; then
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test -n "${BASH_REMATCH[1]}" && arg=opt || arg=req
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[[ -n "${BASH_REMATCH[1]}" ]] && arg=opt || arg=req
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fi
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__gtar_parse_help_line "$str" "$arg"
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@ -155,19 +155,19 @@ __tar_parse_old_opt()
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local first_word char
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# current word is the first word
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test "$cword" -eq 1 -a -n "$cur" -a "${cur:0:1}" != '-' \
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[[ "$cword" -eq 1 && -n "$cur" && "${cur:0:1}" != '-' ]] \
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&& old_opt_progress=1
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# check that first argument does not begin with "-"
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first_word=${words[1]}
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test -n "$first_word" -a "${first_word:0:1}" != "-" \
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[[ -n "$first_word" && "${first_word:0:1}" != "-" ]] \
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&& old_opt_used=1
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# parse the old option (if present) contents to allow later code expect
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# corresponding arguments
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if test $old_opt_used -eq 1; then
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if [[ $old_opt_used -eq 1 ]]; then
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char=${first_word:0:1}
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while test -n "$char"; do
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while [[ -n "$char" ]]; do
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if __tar_is_argreq "$char"; then
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old_opt_parsed+=("$char")
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fi
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@ -206,7 +206,7 @@ __tar_preparse_cmdline()
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;;
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*[$modes]*)
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# Only the first arg may be "MODE" without leading dash
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if test $first_arg -eq 1; then
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if [[ $first_arg -eq 1 ]]; then
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tar_mode=${i//[^$modes]/}
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tar_mode=${tar_mode:0:1}
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tar_mode_arg=$i
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@ -265,7 +265,7 @@ __tar_complete_mode()
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filler i
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short_modes="ctx"
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test x"$basic_tar" = x && short_modes="ctxurdA"
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[[ -z "$basic_tar" ]] && short_modes="ctxurdA"
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# Remove prefix when needed
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rawopt=${cur#-}
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@ -274,18 +274,18 @@ __tar_complete_mode()
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allshort_raw=${short_opts//[- ]/}
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# init the 'mode' option if no option is in ${cur}
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if test "$tar_mode" = none; then
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if [[ "$tar_mode" == none ]]; then
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# when user passed something like 'tar cf' do not put the '-' before
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filler=
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if test -z "$cur" && test x"$basic_tar" = x; then
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if [[ -z "$cur" && -z "$basic_tar" ]]; then
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filler=-
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fi
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generated=""
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for (( i=0 ; 1; i++ )); do
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local c="${short_modes:$i:1}"
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test -z "$c" && break
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[[ -z "$c" ]] && break
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generated+=" $filler$cur$c"
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done
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@ -295,20 +295,20 @@ __tar_complete_mode()
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# The last short option requires argument, like '-cf<TAB>'. Cut the
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# completion here to enforce argument processing.
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if test "$old_opt_progress" -eq 0 \
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if [[ "$old_opt_progress" -eq 0 ]] \
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&& __tar_is_argreq "$(__tar_last_char "$cur")"; then
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COMPREPLY=( "$cur" ) && return 0
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fi
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allshort_raw_unused=${allshort_raw//[$rawopt]/}
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if test "$tar_mode" != none; then
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if [[ "$tar_mode" != none ]]; then
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allshort_raw_unused=${allshort_raw_unused//[$short_modes]}
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fi
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generated=
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for (( i=0 ; 1; i++ )); do
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local c="${allshort_raw_unused:$i:1}"
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test -z "$c" && break
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[[ -z "$c" ]] && break
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generated+=" $cur$c"
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done
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@ -336,7 +336,7 @@ __gtar_complete_sopts()
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for (( i=0 ; 1; i++ )); do
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c="${allshort_raw_unused:$i:1}"
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test -z "$c" && break
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[[ -z "$c" ]] && break
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generated+=" $cur$c"
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done
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@ -349,20 +349,20 @@ __tar_try_mode()
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case "$cur" in
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--*)
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# posix tar does not support long opts
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test -n "$basic_tar" && return 0
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[[ -n "$basic_tar" ]] && return 0
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__gtar_complete_lopts
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return $?
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;;
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-*)
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# posix tar does not support short optios
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test -n "$basic_tar" && return 0
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[[ -n "$basic_tar" ]] && return 0
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__tar_complete_mode && return 0
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;;
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*)
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if test "$cword" -eq 1 || test "$tar_mode" = none; then
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if [[ "$cword" -eq 1 || "$tar_mode" == none ]]; then
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__tar_complete_mode && return 0
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fi
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;;
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@ -376,9 +376,8 @@ __tar_adjust_PREV_from_old_option()
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# deal with old style arguments here
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# $ tar cfTC # expects this sequence of arguments:
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# $ tar cfTC ARCHIVE_FILE PATTERNS_FILE CHANGE_DIR
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if test "$old_opt_used" -eq 1 \
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-a "$cword" -gt 1 \
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-a "$cword" -lt $(( ${#old_opt_parsed[@]} + 2 ));
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if [[ "$old_opt_used" -eq 1 && "$cword" -gt 1 \
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&& "$cword" -lt $(( ${#old_opt_parsed[@]} + 2 )) ]];
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then
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# make e.g. 'C' option from 'cffCT'
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prev="-${old_opt_parsed[ $cword - 2 ]}"
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@ -390,7 +389,7 @@ __tar_extract_like_mode()
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{
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local i
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for i in x d t delete; do
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test "$tar_mode" = "$i" && return 0
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[[ "$tar_mode" == "$i" ]] && return 0
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done
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return 1
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}
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@ -412,7 +411,7 @@ __tar_try_list_archive()
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read tarball <<<"$(printf -- '%s\n' "$@" \
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| sed -n "/^.\{1,\}$regex\$/p" | tee /tmp/jetel)"
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if test -n "$tarball"; then
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if [[ -n "$tarball" ]]; then
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local IFS=$'\n'
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COMPREPLY=($(compgen -o filenames -W "$(
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while read line; do
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@ -486,7 +485,7 @@ _gtar()
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# FIXME: handle long options
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local tar_mode_arg=
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if test "$_TAR_OPT_DEBUG" = 1; then
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if [[ "$_TAR_OPT_DEBUG" == 1 ]]; then
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set -x
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PS4="\$BASH_SOURCE:\$LINENO: "
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fi
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@ -612,19 +611,19 @@ _gtar()
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# the first argument must be "mode" argument or --param, if any of those
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# was truth - the 'break' statement would have been already called
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test "$cword" -eq 1 && break
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[[ "$cword" -eq 1 ]] && break
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__tar_try_list_archive && break
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# file completion on relevant files
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if test $tar_mode != none; then
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if [[ $tar_mode != none ]]; then
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_filedir
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fi
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break
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done # just-for-easy-break while
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if test "$_TAR_OPT_DEBUG" = 1; then
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if [[ "$_TAR_OPT_DEBUG" == 1 ]]; then
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set +x
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unset PS4
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fi
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