source: bootscripts-standard/clfs/init.d/consolelog@ a483775

#!/bin/bash
# Begin $rc_base/init.d/consolelog

########################################################################
#
# Description : Set the kernel log level for the console
#
# Authors     : Dan Nicholson - dnicholson@linuxfromscratch.org
#
# Version     : 00.00
#
# Notes       : /proc must be mounted before this can run
#
########################################################################

. /etc/sysconfig/rc
. ${rc_functions}

# set the default loglevel
LOGLEVEL=7
if [ -r /etc/sysconfig/console ]; then
        . /etc/sysconfig/console
fi

case "${1}" in
        start)
                case "$LOGLEVEL" in
                [1-8])
                        boot_mesg "Setting the console log level to ${LOGLEVEL}..."
                        dmesg -n $LOGLEVEL
                        evaluate_retval
                        ;;
                *)
                        boot_mesg "Console log level '${LOGLEVEL}' is invalid" ${FAILURE}
                        echo_failure
                        ;;
                esac
                ;;
        status)
                # Read the current value if possible
                if [ -r /proc/sys/kernel/printk ]; then
                        read level line < /proc/sys/kernel/printk
                else
                        boot_mesg "Can't read the current console log level" ${FAILURE}
                        echo_failure
                fi

                # Print the value
                if [ -n "$level" ]; then
                        ${ECHO} -e "${INFO}The current console log level" \
                                "is ${level}${NORMAL}"
                fi
                ;;

        *)
                echo "Usage: ${0} {start|status}"
                exit 1
                ;;
esac

# End $rc_base/init.d/consolelog