#!/bin/sh

  # SPDX-License-Identifier: GPL-2.0

  
  outfile=""
  now=`date +%s`
  
  while [ $# -gt 0 ]
  do
      case "$1" in
          -o)
  	    outfile="$2"
  	    shift 2;;
  	-h)
  	    echo "usage: $0 [-o outfile] <make options/args>"
  	    exit 0;;
  	*)  break;;
      esac
  done
  
  if [ -z "$outfile" ]
  then
      outfile=`mktemp --tmpdir stackusage.$$.XXXX`
  fi
  
  KCFLAGS="${KCFLAGS} -fstack-usage" make "$@"
  
  # Prepend directory name to file names, remove column information,
  # make file:line/function/size/type properly tab-separated.
  find . -name '*.su' -newermt "@${now}" -print |                     \
      xargs perl -MFile::Basename -pe                                 \
          '$d = dirname($ARGV); s#([^:]+:[0-9]+):[0-9]+:#$d/$1\t#;' | \
      sort -k3,3nr > "${outfile}"
  
  echo "$0: output written to ${outfile}"