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#!/bin/sh
#
# get-authors
# Morgan Deters <mdeters@cs.nyu.edu> for CVC4
# Copyright (c) 2009-2014 The CVC4 Project
#
# usage: get-authors [ files... ]
#
# This script uses git to get the original author
#
gituser="`git config user.name` <`git config user.email`>"
if [ "$1" = "--email" ]; then
strip_email=cat
shift
else
strip_email="sed 's, *<[^>]*@[^>]*>,,g'"
fi
while [ $# -gt 0 ]; do
f=$1
shift
contributors=
if [ -z "`grep " \*\* Top contributors" $f`" ]
then
header_lines=0
else
header_lines=`grep "\*\*\/" $f -m 1 -n | cut -d ':' -f 1`
if [ -z $header_lines ]; then header_lines=0; fi
fi
((header_lines++))
total_lines=`wc -l "$f" | awk '{print$1}'`
git blame --incremental -L $header_lines,$total_lines "$f" | \
gawk '/^[0-9a-f]+ [0-9]+ [0-9]+ [0-9]+$/ {nl=$4;} /^summary .*copyright/ {nl=0} /^author / {$1=""; author=$0;} /^author-mail / {mail=$2} /^filename / {while(nl--) {print author,mail}}' | \
sed "s,Not Committed Yet <not.committed.yet>,$gituser," | \
sed 's/PaulMeng/Paul Meng/' | \
sed 's/barrettcw/Clark Barrett/' | \
sed 's/Andres Nötzli/Andres Noetzli/' | \
sed 's/Andres Notzli/Andres Noetzli/' | \
sed 's/guykatzz/Guy/' | \
sed 's/Guy Katz/Guy/' | \
sed 's/Guy/Guy Katz/' | \
eval "$strip_email" | \
sort | uniq -c | sort -nr | head -n 3 | \
( while read lines author; do
contributors="${contributors:+$contributors, }$author"
done; \
echo "$contributors")
done
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