smatch_scripts/gen_returns_held.sh

   1 #!/bin/bash
   2
   3 file=$1
   4
   5 if [[ "$file" = "" ]] ; then
   6     echo "Usage:  $0 <file with smatch messages>"
   7     exit 1
   8 fi
   9
  10 bin_dir=$(dirname $0)
  11 remove=$(echo ${bin_dir}/../smatch_data/kernel.returns_held.remove)
  12 tmp=$(mktemp /tmp/smatch.XXXX)
  13
  14 echo "// list of functions that return a held device." \
  15     > kernel.returns_held_funcs
  16 echo '// generated by `gen_returns_held.sh`' >> kernel.returns_held_funcs
  17 grep "returned dev is held" $file | cut -s -d ' ' -f 2 | cut -d '(' -f 1 | \
  18     sort -u > $tmp
  19 cat $tmp $remove $remove 2> /dev/null | sort | uniq -u \
  20     >> kernel.returns_held_funcs
  21 rm $tmp
  22 echo "Done.  List saved as 'kernel.returns_held_funcs'"
  23