8f385d0e89
possible to save keystrokes. Second, overhaul startup/rcdelete for much improved performance. Last, but not least, kill-off useage of --clear and implement --keep-tite in harmony to minimize jarring transitions. Also, fix local variable names where necessary while we're here with other minor comment-enhancements/typo-corrections.
404 lines
11 KiB
Bash
Executable File
404 lines
11 KiB
Bash
Executable File
#!/bin/sh
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#-
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# Copyright (c) 2012-2013 Devin Teske
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# All Rights Reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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#
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# $FreeBSD$
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#
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############################################################ INCLUDES
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BSDCFG_SHARE="/usr/share/bsdconfig"
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. $BSDCFG_SHARE/common.subr || exit 1
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f_dprintf "%s: loading includes..." "$0"
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f_include $BSDCFG_SHARE/dialog.subr
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f_include $BSDCFG_SHARE/mustberoot.subr
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f_include $BSDCFG_SHARE/sysrc.subr
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f_include $BSDCFG_SHARE/startup/rcconf.subr
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BSDCFG_LIBE="/usr/libexec/bsdconfig" APP_DIR="140.startup"
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f_include_lang $BSDCFG_LIBE/$APP_DIR/include/messages.subr
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ipgm=$( f_index_menusel_keyword $BSDCFG_LIBE/$APP_DIR/INDEX "$pgm" )
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[ $? -eq $SUCCESS -a "$ipgm" ] && pgm="$ipgm"
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############################################################ GLOBALS
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#
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# Global map/menu-list for the main menu
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#
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RCCONF_MAP=
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RCCONF_MENU_LIST=
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#
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# Options
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#
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# Inherit SHOW_DESC value if set, otherwise default to 1
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[ "${SHOW_DESC+set}" ] || SHOW_DESC=1
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# Selectively inherit SHOW_* value (in order of preference)
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if [ "$SHOW_DEFAULT_VALUE" ]; then
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SHOW_DEFAULT_VALUE=1
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SHOW_CONFIGURED=
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SHOW_VALUE=
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elif [ "$SHOW_CONFIGURED" ]; then
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SHOW_DEFAULT_VALUE=
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SHOW_CONFIGURED=1
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SHOW_VALUE=
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else
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SHOW_DEFAULT_VALUE=
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SHOW_CONFIGURED=
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SHOW_VALUE=1
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fi
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############################################################ FUNCTIONS
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# dialog_create_main
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#
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# Create the dialog(1) main menu. Separated from dialog_menu_main (used to
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# display the menu) to speed up execution (we only call this function when
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# initializing or changing the view details).
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#
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dialog_create_main()
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{
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# Show infobox for modes that take a while to calculate/display
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[ "$SHOW_DEFAULT_VALUE" -o "$SHOW_CONFIGURED" ] &&
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f_dialog_info "$msg_creating_menu_list"
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RCCONF_MENU_LIST=$(
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. "$RC_DEFAULTS" > /dev/null
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source_rc_confs > /dev/null
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var_list=$( f_startup_rcconf_list )
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for var in $var_list; do
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eval export $var
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[ "$SHOW_DEFAULT_VALUE" ] && export \
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_${var}_default="$( f_sysrc_get_default $var )"
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[ "$SHOW_CONFIGURED" ] && export \
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_${var}_file="$( f_sysrc_find $var )"
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done
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export SHOW_VALUE SHOW_DESC SHOW_DEFAULT_VALUE SHOW_CONFIGURED
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export msg_default_value
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echo "$var_list" | awk '
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BEGIN {
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prefix = ""
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}
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{
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cur_prefix = tolower(substr($1, 1, 1))
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printf "'\''"
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if ( prefix != cur_prefix )
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prefix = cur_prefix
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else
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printf " "
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var = $1
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printf "%s'\'' '\''[", var
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if ( ENVIRON["_" var "_delete"] )
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printf "X"
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else
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printf " "
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printf "] "
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if ( ENVIRON["SHOW_DEFAULT_VALUE"] ) {
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default = ENVIRON["_" var "_default"]
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gsub(/'\''/, "'\''\\'\'\''", default)
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value = ENVIRON[var]
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gsub(/'\''/, "'\''\\'\'\''", value)
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printf ENVIRON["msg_default_value"] "; %s",
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default, value
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} else if ( ENVIRON["SHOW_CONFIGURED"] ) {
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printf "%s", ENVIRON["_" var "_file"]
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} else { # SHOW_VALUE (default behavior)
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value = ENVIRON[var]
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gsub(/'\''/, "'\''\\'\'\''", value)
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printf "%s", value
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}
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printf "'\''"
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if ( ENVIRON["SHOW_DESC"] ) {
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desc = ENVIRON["_" var "_desc"]
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gsub(/'\''/, "'\''\\'\'\''", desc)
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printf " '\''%s'\''", desc
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}
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printf "\n"
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}'
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)
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}
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# dialog_menu_main
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#
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# Display the dialog(1)-based application main menu.
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#
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dialog_menu_main()
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{
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local size
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local hline="$hline_arrows_tab_enter"
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local prompt=""
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#
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# [Re-]Accent the menu list before incorporating it
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#
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local rcconf_var details help menu_buf delete
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eval set -- $RCCONF_MENU_LIST
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while [ $# -gt 0 ]; do
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rcconf_var="$1" details="$2" delete=
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f_shell_escape "$details" details
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if [ "$SHOW_DESC" ]; then
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help="$3"
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f_shell_escape "$help" help
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shift 3 # rcconf_var/details/help
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else
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shift 2 # rcconf_var/details
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fi
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# Update mark
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f_getvar _${rcconf_var# }_delete delete
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if [ "$delete" ]; then
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details="[X]${details#???}"
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else
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details="[ ]${details#???}"
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fi
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# Update buffer with modified elements
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menu_buf="$menu_buf
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'$rcconf_var' '$details' ${SHOW_DESC:+'$help'}" # End-Quote
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done
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local menu_list="
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'X $msg_exit_cancel' '$msg_exit_cancel_desc'
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${SHOW_DESC:+'$msg_exit_cancel_help'}
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'> $msg_delete_selected' '$msg_delete_selected_desc'
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${SHOW_DESC:+'$msg_delete_selected_help'}
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'> $msg_all' '$msg_all_desc'
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${SHOW_DESC:+'$msg_all_help'}
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'> $msg_none' '$msg_none_desc'
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${SHOW_DESC:+'$msg_none_help'}
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${USE_XDIALOG:+
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'> $msg_view_details' '$msg_view_details_desc'
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${SHOW_DESC:+'$msg_view_details_help'}
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}
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$menu_buf
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" # END-QUOTE
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set -f # noglob (descriptions in $RCCONF_MENU_LIST may contain *)
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size=$( eval f_dialog_menu_${SHOW_DESC:+with_help_}size \
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\"\$DIALOG_TITLE\" \
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\"\$DIALOG_BACKTITLE\" \
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\"\$prompt\" \
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\"\$hline\" \
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$menu_list )
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local dialog_menu
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dialog_menu=$( eval $DIALOG \
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--title \"\$DIALOG_TITLE\" \
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--backtitle \"\$DIALOG_BACKTITLE\" \
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--hline \"\$hline\" \
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--keep-tite \
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--ok-label \"\$msg_ok\" \
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--cancel-label \"\$msg_cancel\" \
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--help-button \
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--help-label \"\$msg_details\" \
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${SHOW_DESC:+--item-help} \
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--default-item \"\$DEFAULTITEM_$$\" \
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--menu \"\$prompt\" $size \
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$menu_list \
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2>&1 >&$DIALOG_TERMINAL_PASSTHRU_FD
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)
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local retval=$?
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setvar DIALOG_MENU_$$ "$dialog_menu"
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# Only update default-item on success
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[ $retval -eq 0 ] && setvar DEFAULTITEM_$$ "$dialog_menu"
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return $retval
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}
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# dialog_menu_confirm_delete $var1 [$var2 ...]
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#
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# Get the user's blessing to delete one or more variables. Returns success if
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# (and only-if) the user confirms (does not press ESC or Cancel/NO). Does NOT
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# return the user's menu-choice.
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#
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dialog_menu_confirm_delete()
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{
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local size
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local hline="$hline_arrows_tab_enter"
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local prompt="$msg_are_you_sure_you_want_delete_the_following"
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local var_list menu_list
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[ $# -ge 1 ] || return $FAILURE
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if [ $# -eq 1 ]; then
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f_noyes "$msg_are_you_sure_you_want_to_delete" "$delete_vars"
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return $?
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fi
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var_list=$( for var in $*; do echo "$var"; done | sort -u )
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menu_list=$(
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. "$RC_DEFAULTS"
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source_rc_confs
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echo "$var_list" | awk '
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BEGIN {
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prefix = ""
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}
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{
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cur_prefix = tolower(substr($1, 1, 1))
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printf "'\''"
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if ( prefix != cur_prefix )
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prefix = cur_prefix
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else
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printf " "
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var = $1
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printf "%s'\'' '\'\''\n", var
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}'
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)
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size=$( eval f_dialog_menu_size \
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\"\$DIALOG_TITLE\" \
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\"\$DIALOG_BACKTITLE\" \
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\"\$prompt\" \
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\"\$hline\" \
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$menu_list )
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local defaultno="defaultno"
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[ "$USE_XDIALOG" ] && defaultno="default-no"
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eval $DIALOG \
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--title \"\$DIALOG_TITLE\" \
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--backtitle \"\$DIALOG_BACKTITLE\" \
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--hline \"\$hline\" \
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--$defaultno \
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--ok-label \"\$msg_ok\" \
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--cancel-label \"\$msg_cancel\" \
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--menu \"\$prompt\" $size \
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$menu_list \
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2> /dev/null
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}
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############################################################ MAIN
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# Incorporate rc-file if it exists
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[ -f "$HOME/.bsdconfigrc" ] && f_include "$HOME/.bsdconfigrc"
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#
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# Process command-line arguments
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#
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while getopts dD:hSX flag; do
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case "$flag" in
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h|\?) f_usage $BSDCFG_LIBE/$APP_DIR/USAGE "PROGRAM_NAME" "$pgm";;
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esac
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done
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shift $(( $OPTIND - 1 ))
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#
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# Initialize
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#
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f_dialog_title "$msg_delete_startup_directives"
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f_dialog_backtitle "${ipgm:+bsdconfig }$pgm"
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f_mustberoot_init
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# Genreate $RCCONF_MAP of `var desc ...' per-line (see share/rcconf.subr)
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f_dialog_info "$msg_creating_rcconf_map"
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f_startup_rcconf_map RCCONF_MAP
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# Generate _${var}_desc variables from $RCCONF_MAP
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f_startup_rcconf_map_expand RCCONF_MAP
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# Generate RCCONF_MENU_LIST from $RCCONF_MAP
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dialog_create_main
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while :; do
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dialog_menu_main
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retval=$?
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mtag=$( f_dialog_menutag )
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if [ "$USE_XDIALOG" ]; then
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case "$mtag" in "> $msg_view_details")
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f_dialog_input_view_details && dialog_create_main
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continue
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esac
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elif [ $retval -eq 2 ]; then
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# The ``Help'' button (labeled "Details") was pressed
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f_dialog_input_view_details && dialog_create_main
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continue
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fi
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[ $retval -eq 0 ] || f_die
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case "$mtag" in
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"X $msg_exit_cancel") break ;;
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"> $msg_delete_selected")
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delete_vars=
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for var in $( f_startup_rcconf_list ); do
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[ "$( eval echo \$_${var}_delete )" ] || continue
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delete_vars="$delete_vars${delete_vars:+ }$var"
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done
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unset var # no longer needed
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if dialog_menu_confirm_delete $delete_vars; then
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f_dialog_title "$msg_info"
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f_dialog_info "$msg_deleting_selected_directives"
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f_dialog_title_restore
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for var in $delete_vars; do
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err=$( f_sysrc_delete $var 2>&1 )
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if [ $? -ne $SUCCESS ]; then
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f_dialog_msgbox "$err\n"
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break
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fi
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done
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unset var # no longer needed
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dialog_create_main
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fi
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;;
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"> $msg_all")
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for var in $( f_startup_rcconf_list ); do
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setvar _${var}_delete 1
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export _${var}_delete
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done
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unset var # no longer needed
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;;
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"> $msg_none")
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var_list=$( set | awk -F= "
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/$STARTUP_RCCONF_REGEX/ {
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if (\$1 ~ /^_[[:alpha:]_][[:alnum:]_]*_delete/)
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print \$1
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}"
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)
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[ "$var_list" ] && unset $var_list
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unset var_list # no longer needed
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;;
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*) # Anything else is a variable to edit
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var="${mtag# }"
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# Toggle the state-variable and loop back to menu
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if eval [ \"\${_${var}_delete+set}\" ]; then
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unset _${var}_delete
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else
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setvar _${var}_delete 1
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export _${var}_delete
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fi
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unset var # no longer needed
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esac
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done
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exit $SUCCESS
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################################################################################
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# END
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################################################################################
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