#!/system/bin/sh

# Usage: monitor_crashenv [-l directory]
# -l : to list a directory content

logs_root=$(getprop persist.crashlogd.root)
if [ -z $logs_root ]; then
    logs_root="/logs"
fi

/system/bin/mkdir -p $logs_root/info
/system/bin/chmod 0770 $logs_root/info
/system/bin/chown system.system $logs_root/info
if [ -f $logs_root/reserved ]; then
    /system/bin/rm $logs_root/reserved
fi
/system/bin/date > $logs_root/info/infosystem.txt
/system/bin/df >> $logs_root/info/infosystem.txt
/system/bin/du -k $logs_root >> $logs_root/info/infosystem.txt
/system/bin/cat $logs_root/history_event >> $logs_root/info/infosystem.txt
/system/bin/logcat -b system -b events -b main -b radio -v threadtime -t 1000 >> $logs_root/info/infosystem.txt

# list content of directories crashlogd failed to watch
while getopts l: OPT; do
    case "$OPT" in
    l)
        DIR=$OPTARG
        echo "\n=========  list content of directory : $DIR  =========" >> $logs_root/info/infosystem.txt
        ls -l $DIR >> $logs_root/info/infosystem.txt
        ;;
    esac
done

/system/bin/chmod 0660 $logs_root/info/infosystem.txt
/system/bin/chown system.log $logs_root/info/infosystem.txt
/system/bin/dd if=/dev/zero of=$logs_root/reserved bs=1024 count=20