# -*- shell-script -*-
#
# Trace libraries load by first argument (ELF only)
# (note: exactly same result with ldd)
tracelib () {
	LD_TRACE_LOADED_OBJECTS=1 $1
}

# debian upgrade
# if the first argument is void, proceed local upgrade
# else, send command via ssh
# assume user have sufficient permission for upgrade
# without interaction
#
# Note:
# i use sudo with the follow lines
# 
# Cmnd_Alias      DEBIAN  = /usr/bin/apt-get, /usr/bin/dpkg
# asyd            ALL = PASSWD: ALL, NOPASSWD: DEBIAN
upgrade () {
    if [ -z $1 ] ; then
        sudo apt-get update
        sudo apt-get -u upgrade
    else
        ssh $1 sudo apt-get update
        # ask before the upgrade
        local dummy
        ssh $1 sudo apt-get --no-act upgrade
        echo -n "Process the upgrade ?"
        read -q dummy
        if [[ $dummy == "y" ]] ; then
            ssh $1 sudo apt-get -u upgrade --yes
        fi
    fi
}

compdef _hosts upgrade

lsperm () {
	echo $1 | perl -e 'chomp($s=<>);$p=(stat($s))[2] & 07777;printf "$s -> %04o\n",$p'
}

findnosecure () {
	find / -perm +4000 -print
}

function cd () {
if [[ -z $2 ]]; then
  if [[ -f $1 ]]; then
    builtin cd $1:h
  else
    builtin cd $1
  fi
else
  if [[ -z $3 ]]; then
    builtin cd $1 $2
  else
    echo cd: too many arguments
  fi
fi
}