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=$sym
  22             fi
  23             if ! grep -q -r --exclude=$(basename $map) \
  24                     -w $symsrc $(dirname $map) ; then
  25                 echo "$map: $sym"
  26             fi
  27         done
  28     done
  29 }
  30
  31 orphan_symbols=$(find_orphan_symbols)
  32 if [ -n "$orphan_symbols" ] ; then
  33     echo "Found only in symbol map file:"
  34     echo "$orphan_symbols" | sed 's,^,\t,'
  35     ret=1
  36 fi
  37
  38 find_orphan_windows_symbols ()
  39 {
  40     for def in $(find lib drivers -name '*_exports.def') ; do
  41         if echo $def | grep -q 'common_mlx5' ; then
  42             continue # mlx5 exports different symbols per OS
  43         fi
  44         map=$(dirname $def)/version.map
  45         for sym in $(grep -v ^EXPORTS $def); do
  46             grep -q $sym $map || echo $sym
  47         done
  48     done
  49 }
  50
  51 orphan_windows_symbols=$(find_orphan_windows_symbols)
  52 if [ -n "$orphan_windows_symbols" ] ; then
  53     echo "Found only in Windows export file:"
  54     echo "$orphan_windows_symbols" | sed 's,^,\t,'
  55     ret=1
  56 fi
  57
  58 exit $ret