63 lines
1.2 KiB
Bash
63 lines
1.2 KiB
Bash
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# Copyright 1999-2007 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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# void try(command)
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#
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# Try to execute 'command', if it fails, drop to a shell.
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#
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try() {
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local errstr
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local retval=0
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if [ -c /dev/null ] ; then
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errstr=$(eval $* 2>&1 >/dev/null)
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else
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errstr=$(eval $* 2>&1)
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fi
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retval=$?
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if [ ${retval} -ne 0 ] ; then
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#splash "critical" &
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eend 1
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eerror "The \"$*\" command failed with error:"
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eerror " ${errstr#*: }"
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echo
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eerror "Since this is a critical task, startup cannot continue."
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echo
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single_user
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fi
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return ${retval}
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}
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# bool check_statedir(dir)
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#
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# Check that 'dir' exists, if not, drop to a shell.
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#
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check_statedir() {
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[ -z "$1" ] && return 0
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if [ ! -d "$1" ] ; then
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if ! mkdir -p "$1" &>/dev/null ; then
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#splash "critical" &
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echo
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eerror "For Gentoo to function properly, \"$1\" needs to exist."
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if [ "${RC_FORCE_AUTO}" = "yes" ] ; then
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eerror "Attempting to create \"$1\" for you ..."
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mount -o remount,rw /
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mkdir -p "$1"
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fi
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if [ ! -d "$1" ] ; then
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eerror "Please mount your root partition read/write, and execute:"
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echo
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eerror " # mkdir -p $1"
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echo; echo
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single_user
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fi
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fi
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fi
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return 0
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}
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# vim: set ts=4 :
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