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File: [cvs.NetBSD.org] / src / etc / rc.d / bootconf.sh (download)

Revision 1.15, Mon Dec 31 23:21:27 2012 UTC (5 years, 9 months ago) by christos
Branch: MAIN
CVS Tags: yamt-pagecache-base9, yamt-pagecache-base8, tls-maxphys-base, tls-earlyentropy-base, tls-earlyentropy, riastradh-xf86-video-intel-2-7-1-pre-2-21-15, riastradh-drm2-base3, riastradh-drm2-base2, riastradh-drm2-base1, riastradh-drm2-base, riastradh-drm2, prg-localcount2-base3, prg-localcount2-base2, prg-localcount2-base1, prg-localcount2-base, prg-localcount2, phil-wifi-base, phil-wifi, pgoyette-localcount-base, pgoyette-localcount-20170426, pgoyette-localcount-20170320, pgoyette-localcount-20170107, pgoyette-localcount-20161104, pgoyette-localcount-20160806, pgoyette-localcount-20160726, pgoyette-localcount, pgoyette-compat-base, pgoyette-compat-0930, pgoyette-compat-0906, pgoyette-compat-0728, pgoyette-compat-0625, pgoyette-compat-0521, pgoyette-compat-0502, pgoyette-compat-0422, pgoyette-compat-0415, pgoyette-compat-0407, pgoyette-compat-0330, pgoyette-compat-0322, pgoyette-compat-0315, pgoyette-compat, perseant-stdc-iso10646-base, perseant-stdc-iso10646, netbsd-8-base, netbsd-8-0-RELEASE, netbsd-8-0-RC2, netbsd-8-0-RC1, netbsd-8, netbsd-7-nhusb-base-20170116, netbsd-7-nhusb-base, netbsd-7-nhusb, netbsd-7-base, netbsd-7-2-RELEASE, netbsd-7-1-RELEASE, netbsd-7-1-RC2, netbsd-7-1-RC1, netbsd-7-1-2-RELEASE, netbsd-7-1-1-RELEASE, netbsd-7-1, netbsd-7-0-RELEASE, netbsd-7-0-RC3, netbsd-7-0-RC2, netbsd-7-0-RC1, netbsd-7-0-2-RELEASE, netbsd-7-0-1-RELEASE, netbsd-7-0, netbsd-7, matt-nb8-mediatek-base, matt-nb8-mediatek, localcount-20160914, khorben-n900, bouyer-socketcan-base1, bouyer-socketcan-base, bouyer-socketcan, agc-symver-base, agc-symver, HEAD
Changes since 1.14: +2 -1 lines

add a sync to make it less likely to boot with /etc pointing to nothing after
a crash.

#!/bin/sh
#
# $NetBSD: bootconf.sh,v 1.15 2012/12/31 23:21:27 christos Exp $
#

# PROVIDE: bootconf
# REQUIRE: mountcritlocal
# KEYWORD: interactive

$_rc_subr_loaded . /etc/rc.subr

name="bootconf"
start_cmd="bootconf_start"
stop_cmd=":"

bootconf_start()
{
		# Refer to newbtconf(8) for more information
		#

	if [ ! -e /etc/etc.current ]; then
		return 0
	fi
	if [ -h /etc/etc.default ]; then
		def=$(ls -ld /etc/etc.default 2>&1)
		default="${def##*-> *etc.}"
	else
		default=current
	fi
	if [ "$default" = "current" ]; then
		def=$(ls -ld /etc/etc.current 2>&1)
		default="${def##*-> *etc.}"
	fi

	spc=""
	for i in /etc/etc.*; do
		name="${i##/etc/etc.}"
		case $name in
		current|default|\*)
			continue
			;;	
		*)
			if [ "$name" = "$default" ]; then
				echo -n "${spc}[${name}]"
			else
				echo -n "${spc}${name}"
			fi
			spc=" "
			;;
		esac
	done
	echo
	_DUMMY=/etc/passwd
	conf=${_DUMMY}
	while [ ! -d /etc/etc.$conf/. ]; do
		trap "conf=$default; echo; echo Using default of $default" ALRM
		echo -n "Which configuration [$default] ? "
		(sleep 30 && kill -ALRM $RC_PID) >/dev/null 2>&1 &
		read conf
		trap : ALRM
		if [ -z $conf ] ; then
			conf=$default
		fi
		if [ ! -d /etc/etc.$conf/. ]; then
			conf=${_DUMMY}
		fi
	done

	print_rc_metadata "note:Using configuration \"${conf}\""

	case  $conf in
	current|default)
		;;
	*)
		rm -f /etc/etc.current
		ln -s etc.$conf /etc/etc.current
		sync
		;;
	esac

	if [ -f /etc/rc.conf ] ; then
		. /etc/rc.conf
	fi
}

load_rc_config $name
run_rc_command "$1"