contributors: helper script to dig out contributors from git

contributors.sh

@@ -0,0 +1,46 @@
+#!/bin/sh
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) 2013, Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at http://curl.haxx.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+###########################################################################
+
+#
+# This script shows all mentioned contributors from <hash> until HEAD. To aid
+# when writing RELEASE-NOTES and THANKS.
+#
+
+start=$1
+
+if test -z "$start"; then
+  echo "Usage: $0 <since this tag/hash>"
+fi
+
+# filter out Author:, Commit: and *by: lines
+# cut off the email parts
+# cut off spaces first and last on the line
+# only count names with a space (ie more than one word)
+# sort all unique names
+git log $start..HEAD | \
+egrep '(Author|Commit|by):' | \
+cut -d: -f2- | \
+cut '-d<' -f1 | \
+sed -e 's/^ //' -e 's/ $//g' | \
+grep ' ' | \
+sort -u