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Current Path: /usr/share/bsdconfig/startup

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📄 rcconf.subr(13.94 KB)
📄 rcedit.subr(3.27 KB)
📄 rcvar.subr(7.23 KB)

Editing: rcedit.subr

if [ ! "$_STARTUP_RCEDIT_SUBR" ]; then _STARTUP_RCEDIT_SUBR=1
#
# Copyright (c) 2012 Devin Teske
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# $FreeBSD$
#
############################################################ INCLUDES

BSDCFG_SHARE="/usr/share/bsdconfig"
. $BSDCFG_SHARE/common.subr || exit 1
f_dprintf "%s: loading includes..." startup/rcedit.subr
f_include $BSDCFG_SHARE/dialog.subr
f_include $BSDCFG_SHARE/strings.subr
f_include $BSDCFG_SHARE/sysrc.subr

BSDCFG_LIBE="/usr/libexec/bsdconfig" APP_DIR="140.startup"
f_include_lang $BSDCFG_LIBE/$APP_DIR/include/messages.subr

############################################################ FUNCTIONS

# f_dialog_rcedit $var [[--] $init ...]
#
# Allow the user to enter a new value for a given rc.conf(5) variable. If the
# user does not cancel or press ESC, the variable will be saved without
# confirmation.
#
# If the second argument is non-NULL, it will be processed as the initial text
# to be displayed, overriding the default behavior to display the currently
# configured value as the initial text.
#
# If instead the second argument is "--", then the third argument (NULL or
# otherwise) will be treated as the initial text.
#
f_dialog_rcedit()
{
	local funcname=f_dialog_rcedit
	local msg var="$1" _input

f_sprintf msg "$msg_please_enter_a_new_value" \
	              "$var" "$( f_sysrc_get_default "$var" )"

shift 1 # var
	if [ "$1" ]; then
		[ "$1" = "--" ] && shift 1 # --
		_input="$1"
	else
		_input=$( f_sysrc_get "$var" )
	fi

# Return if user has either pressed ESC or chosen Cancel/No
	f_dialog_input _input "$msg" "$_input" \
	               "$hline_alnum_punc_tab_enter" || return $?

# Return if the value has not changed from current
	local cur_val="$( f_sysrc_get "$var" )"
	[ "$_input" = "$cur_val" ] && return $DIALOG_OK

f_dprintf "%s: [%s]->[%s]" "$var" "$cur_val" "$_input"

f_eval_catch $funcname f_sysrc_set \
		'f_sysrc_set "%s" "%s"' "$var" "$_input"
}

############################################################ MAIN

f_dprintf "%s: Successfully loaded." startup/rcedit.subr

fi # ! $_STARTUP_RCEDIT_SUBR

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