#! /bin/sh
#
# Generate a summary report

if [ $# -eq 0 ] ; then
  echo "Takes at least one argument (usually a date)"
  exit 1
fi

handle=$1
include_net="yes"

#    -e '/warning: .rtems_clock_get. is deprecated/d'
#    -e '/warning: .rtems_task_get_note. is deprecated/d'
#    -e '/warning: .rtems_task_set_note. is deprecated/d'
#    -e '/warning: .notepad. is deprecated/d'
#    -e '/warning: .Notepads. is deprecated/d'
#    -e '/warning: .rtems_task_variable_add. is deprecated/d'
#    -e '/warning: .rtems_task_variable_dtor. is deprecated/d'
#    -e '/warning: .rtems_task_variable_get. is deprecated/d'
#    -e '/warning: ._RTEMS_Tasks_Invoke_task_variable_dtor. is deprecated/d'

#    -e '/hexdump-conv.c:149:/d' 
#    -e '/rtl-mdreloc-mips.c:/d' 

filter_net_warnings()
{
  if [ ${include_net} = "no" ] ; then
    sed \
      -e '/cpukit\/libnetworking.*warning: /d' \
      -e '/cpukit\/librpc.*warning: /d' \
      -e '/cpukit\/telnetd.*warning: /d' \
      -e '/cpukit\/pppd.*warning: /d' \
      -e '/cpukit\/libfs\/src\/nfs.*warning: /d' \
      -e '/libchip\/network.*warning: /d' \
      -e '/erc32\/erc32sonicn.*warning: /d' \
      -e '/warning .implement a proper /d'
   else
     cat
   fi
}

filter_warnings()
{
  # libtests/math/domath.h FP printf() warning with gcc 4.8.x not >= 4.9
  #    -e '/testsuites/libtests/math/domath.h:/d'
  #    -e '/testsuites/libtests/complex/docomplex.h:/d'
  # known: m68k _CPU_Context_Restart_self restoring FPU context not implemented
  # known: sparc/sparcv8-atomic.c:111:
  # known: cc1plus command line options not valid for C
  # known: notepads deprecated in confdefs.h
  # known: task variables deprecated in confdefs.h
  # known: Clock skew detected (issue in distributed builds)
  
  # what was this pattern for?
  #  -e 's/^log.*\.\.\/rtems\///'

  grep warning $* | sed \
    -e '/Makefile:/d' \
    -e '/libtests\/math\/domath.h/d' \
    -e '/libtests\/complex\/docomplex.h/d' \
    -e '/_CPU_Context_Restart_self restoring FPU context not implemented/d' \
    -e '/sparc\/sparcv8-atomic.c:111:/d' \
    -e '/cc1plus: warning: command line option.* is valid for C\/ObjC/d' \
    -e '/Classic API Notepads are deprecated and will be removed/d' \
    -e '/Per-Task Variables are deprecated and will be removed/d' \
    -e '/is deprecated (declared at /d' \
    -e '/warning:  Clock skew detected./d' \
    -e '/log\/avr-/d' \
    -e '/log\/h8300-/d' \
    -e '/log\/m32c-/d' \
   | filter_net_warnings
}

summary()
{
  echo "Unique Warnings         : " ${unique}
  echo "BSPs                    : " ${bsps}
  echo "BSPs with Zero          : " ${no_warnings}
  echo "BSPs with only in shared: " ${shared_only}

  echo
  echo "===================================="
  echo "         Warnings by Class"
  echo "===================================="
  cat ${wdir}/warnings-by-class-${handle}.txt

  echo
  echo "===================================="
  echo "     Top Ten BSPs with Warnings"
  echo "===================================="

  cat ${wdir}/warnings-per-bsp-${handle}.txt | \
    grep -v "shared" | sort -n -k 2 -t '=' | tail -10
}

warnings_per_bsp()
{
  for i in $*
  do
    BSP=`echo $i | sed -e "s/^....//" -e "s/....$//"`

    count=`filter_warnings ${i} | sed -e 's/^log.*\.\.\/rtems\///' | wc -l`
    in_bsp=`filter_warnings ${i} | grep /libbsp/ | wc -l`
    in_libcpu=`filter_warnings ${i} | grep /libcpu/ | wc -l`
    #in_tests=`filter_warnings ${i} | grep /testsuites/ | wc -l`

    # where="(inBSP=${in_bsp} inLibCPU=${in_libcpu} inTests=${in_tests})"
    where="(inBSP=${in_bsp} inLibCPU=${in_libcpu})"
    if [ ${in_bsp} -eq 0 -a ${in_libcpu} -eq 0 ] ; then
      if [ ${count} -eq 0 ] ; then
        where="(none)"
      else
        where="(only shared)"
      fi
    fi

    echo ${count} ${BSP} " ${where}"

  done | sort -n
}

if [ -r $1 ] ; then
  filter_warnings $*
  exit 0
fi

wdir=warnings/warnings-${handle}
if [ ! -d warnings ] ; then
  echo "warnings top directory does not exist"
  exit 1
fi

if [ -d ${wdir} ] ; then
  echo "${wdir} directory DOES exist."
  echo "Remove it or pick another directory."
  exit 1
fi

mkdir ${wdir}

# -l and -v do not appear to work togheter. :(
#logs=`grep -l -v ^ERROR log/*`

logs=""
for f in log/*
do
  grep ^ERROR ${f} >/dev/null
  if [ $? -ne 0 ] ; then
    logs="${logs} ${f}"
  fi
done


filter_warnings ${logs} >${wdir}/warnings-all-${handle}.txt

filter_warnings ${logs} | cut -d':' -f2- | sort | uniq -c | \
    sort -n -r >${wdir}/warnings-${handle}.txt


warnings_per_bsp ${logs} >${wdir}/warnings-per-bsp-${handle}.txt

grep "\[-W" ${wdir}/warnings-${handle}.txt | \
  sed -e 's/^.*\[-W//' -e 's/\]//' | sort  | \
  uniq -c >${wdir}/warnings-by-class-${handle}.txt

bsps=`cat ${wdir}/warnings-per-bsp-${handle}.txt | wc -l`
unique=`cat ${wdir}/warnings-${handle}.txt | wc -l`
shared_only=`grep shared ${wdir}/warnings-per-bsp-${handle}.txt | wc -l`
no_warnings=`grep none ${wdir}/warnings-per-bsp-${handle}.txt | wc -l`

summary >${wdir}/warnings-summary-${handle}.txt
cat ${wdir}/warnings-summary-${handle}.txt

exit 0