+ result="$( (printf "help\nman\nprefs\n"; grep "^com_[a-z_]\+()" $0) \
+ | sed -e 's/^com_//' -e 's/()//' \
+ | sort \
+ | tr '\n' ' ')"
+ ret=$GSU_SUCCESS
+}
+export -f _gsu_available_commands
+
+_gsu_print_available_commands()
+{(
+ local i count
+ gsu_short_msg "Available commands:"
+ for i in $gsu_cmds; do
+ printf "$i"
+ count=$(($count + 1))
+ if test $(($count % 4)) -eq 0; then
+ echo
+ else
+ printf "\t"
+ if test ${#i} -lt 8; then
+ printf "\t"
+ fi
+ fi
+ done
+ echo
+) 2>&1
+}
+export -f _gsu_print_available_commands
+
+export gsu_prefs_txt="
+Print the current preferences.
+
+Usage: prefs [-e]
+
+If -e is given, the config file is opened with the default editor. Without
+options, the command prints out a list of all cmt config variables, together
+with their current value and the default value."
+_com_prefs()
+{
+ local i conf="${gsu_config_file:=$HOME/.$gsu_name.rc}"
+
+ if [[ "$1" = "-e" ]]; then
+ ret=-$E_GSU_MKDIR
+ result="${conf%/*}"
+ mkdir -p "$result"
+ [[ $? -ne 0 ]] && return
+ ret=-$E_GSU_EDITOR
+ result="${EDITOR:-vi}"
+ "$result" "$conf"
+ [[ $? -ne 0 ]] && return
+ ret=$GSU_SUCCESS
+ return
+ fi
+
+ for ((i=0; i < ${#gsu_options[@]}; i++)); do
+ local name= option_type= default_value= required=
+ local description= help_text=
+ eval "${gsu_options[$i]}"
+ eval val='"$'${gsu_config_var_prefix}_$name'"'
+ case "$required" in
+ true|yes)
+ printf "# required"
+ ;;
+ *)
+ printf "# optional"
+ ;;
+ esac
+ printf " $option_type: $description"
+ if [[ "$required" != "yes" && "$required" != "true" ]]; then
+ printf " [$default_value]"
+ fi
+ echo
+ [[ -n "$help_text" ]] && sed -e '/^[ ]*$/d; s/^[ ]*/# /g' <<< "$help_text"
+ printf "$name=$val"
+ [[ "$val" == "$default_value" ]] && printf " # default"
+ echo
+ done
+}
+export -f _com_prefs
+
+export gsu_man_txt="
+Print the manual.
+
+Usage: man"
+
+_com_man()
+{
+ local equal_signs="=================================================="
+ local minus_signs="--------------------------------------------------"
+ local com num
+
+ echo "$_gsu_self (_${gsu_banner_txt}_) manual"
+ echo "${equal_signs:0:${#_gsu_self} + ${#gsu_banner_txt} + 16}"
+ echo
+
+ sed -e '1,/^#\{70,\}/d' -e '/^#\{70,\}/,$d' $0 -e 's/^# *//'
+ echo "----"
+ echo
+ echo "$_gsu_self usage"
+ echo "${minus_signs:0:${#_gsu_self} + 6}"
+ printf "\t"
+ _gsu_usage 2>&1
+ echo "Each command has its own set of options as described below."
+ echo
+ echo "----"
+ echo
+ echo "Available commands:"
+
+ _gsu_available_commands
+ for com in $result; do
+ num=${#com}
+ if test $num -lt 4; then
+ num=4
+ fi
+ echo "${minus_signs:0:$num}"
+ echo "$com"
+ echo "${minus_signs:0:$num}"
+ $0 help $com
+ echo
+ done
+ ret=$GSU_SUCCESS