bin/find-unused-defines.awk

   1 {
   2     x++
   3     y=$0
   4 }
   5
   6 END {
   7     tmp = substr(y, 0, index(y, ":"))
   8     if (x==1) print "sed -i '/[[:space:]]" p1 "[[:space:]]/d' " tmp
   9 }
  10
  11
  12
  13
  14 # | xargs -P 4 -Ixxx sh -c "git grep -w 'xxx' | awk '{ x++; y=\$0 } END { if (x==1) print y }' && echo \"xxx\" 1>&2"
  15
  16 #       sed -i '' '/pattern/d'
  17 # | awk  'arr[$0]++ END { for (i in arr) { if(arr[i]==1) print i } }' \
  18 # | awk -f find-unused-defines.awk