barra

#!/usr/bin/awk -f
#
# This script comes with ABSOLUTELY NO WARRANTY, use at own risk
# Copyright (C) 2014 Osiris Alejandro Gomez <osiux@osiux.com.ar>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.

BEGIN {
  A=0
  T=0
}

{
  T+=$1
  V[NR]=$1
  l=length($1)+1
  t=$0
  gsub(/^ */, "", t)
  s=substr(t,l)
  gsub(/^ */, "", s)
  S[NR]=s
}

END {
  for(i=1;i<=NR;i++)
  {
    P=V[i]/T*100
    A+=P
    R=int(int(P+0.5)/4)
    printf "%6.2f %s %6.2f %s %10d ", A, "%", P, "%", V[i]
    BAR=sprintf("%*s", R, "")
    gsub(/ /, "|", BAR)

    if (R<1) 
    {
      BAR="|"
    }

    printf "%-25s %s \n", BAR, S[i]
  }
  printf "%17s %10d", " ", T
}