#!/bin/bash

# V. simple script by Paul Millar (I'm putting my name to this hack?)
# Available under BSD-license: do what you will with it.

# Count number of Win32 API implemented, by counting matching comments:
egrep -h  "^ *\* *[A-Z][A-Za-z]*[^AW] *\([A-Z0-9]*\..*\)$" $(find . -name *.c -print)|awk '{print $2}'|sort -u > /tmp/count-$$

total=$(wc -l /tmp/count-$$|awk '{print $1}')

for f in $(find . -path "*/tests/*.c" -print|grep -v '\.spec\.c'); do

  rm -f /tmp/count-found-$$

  for x in $(cat /tmp/count-$$); do
    grep "$x" "$f" > /dev/null && echo $x >> /tmp/count-found-$$;
  done
  [ ! -f /tmp/count-found-$$ ] && continue

  if [ -f /tmp/count-tested-$$ ]; then
    cat /tmp/count-tested-$$ /tmp/count-found-$$ | sort -u > /tmp/count-tmp-$$
    mv /tmp/count-tmp-$$ /tmp/count-tested-$$
  else
    cp /tmp/count-found-$$ /tmp/count-tested-$$
  fi

  # remove each entry from /tmp/count-found-$$ from /tmp/count-$$ 
  for x in $(cat /tmp/count-found-$$); do
    grep -v "^$x\$" /tmp/count-$$ > /tmp/count-tmp-$$ && mv /tmp/count-tmp-$$ /tmp/count-$$
  done
done

tested=$(wc -l /tmp/count-tested-$$|awk '{print $1}')


echo -n "$total API functions implemented, $tested of them tested: "
awk "END{print 100*$tested/$total, \"%\"}" < /dev/null

rm /tmp/count-*-$$