devtools/check-symbol-maps.sh

   1 #! /bin/sh -e
   2 # SPDX-License-Identifier: BSD-3-Clause
   3 # Copyright 2018 Mellanox Technologies, Ltd
   4
   5 cd $(dirname $0)/..
   6
   7 # speed up by ignoring Unicode details
   8 export LC_ALL=C
   9
  10 ret=0
  11
  12 find_orphan_symbols ()
  13 {
  14     for map in $(find lib drivers -name '*.map') ; do
  15         for sym in $(sed -rn 's,^([^}]*_.*);.*$,\1,p' $map) ; do
  16             if echo $sym | grep -q '^per_lcore_' ; then
  17                 symsrc=${sym#per_lcore_}
  18             elif echo $sym | grep -q '^__rte_.*_trace_' ; then
  19                 symsrc=${sym#__}
  20             else
  21                 symsrc=$sym
  22             fi
  23             if [ -z "$(grep -rlw $symsrc $(dirname $map) | grep -v $map)" ] ; then
  24                 echo "$map: $sym"
  25             fi
  26         done
  27     done
  28 }
  29
  30 orphan_symbols=$(find_orphan_symbols)
  31 if [ -n "$orphan_symbols" ] ; then
  32     echo "Found only in symbol map file:"
  33     echo "$orphan_symbols" | sed 's,^,\t,'
  34     ret=1
  35 fi
  36
  37 exit $ret