ceph/src/pmdk/utils/check-os.sh

   1 #!/usr/bin/env bash
   2 # SPDX-License-Identifier: BSD-3-Clause
   3 # Copyright 2017-2019, Intel Corporation
   4
   5 #
   6 # Used to check if there are no banned functions in .o file
   7 #
   8 # usage: ./check-os.sh [os.h path] [.o file] [.c file]
   9
  10 EXCLUDE="os_posix|os_thread_posix"
  11 if [[ $2 =~ $EXCLUDE ]]; then
  12         echo "skip $2"
  13         exit 0
  14 fi
  15
  16 symbols=$(nm --demangle --undefined-only --format=posix $2 | sed 's/ U *//g')
  17 functions=$(cat $1 | tr '\n' '|')
  18 functions=${functions%?} # remove trailing | character
  19 out=$(
  20         for sym in $symbols
  21         do
  22                 grep -wE $functions <<<"$sym"
  23         done | sed 's/$/\(\)/g')
  24
  25 [[ ! -z $out ]] &&
  26         echo -e "`pwd`/$3:1: non wrapped function(s):\n$out\nplease use os wrappers" &&
  27         rm -f $2 && # remove .o file as it don't match requirements
  28         exit 1
  29
  30 exit 0