Updated copyright blurbs and AUTHORS and included script for future updates

diff --git a/update_copyright.sh b/update_copyright.sh
new file mode 100755 (executable)
index 0000000..c277150
--- /dev/null
+++ b/update_copyright.sh
@@ -0,0 +1,104 @@
+#!/bin/bash
+#
+# Update copyright information in source code with information from
+# the bzr repository.  Run from the BE repository root.
+
+set -o pipefail
+
+# adjust the AUTHORS file
+AUTHORS=`bzr log | grep '^ *committer\|^ *author' | cut -d: -f2 | sed 's/ <.*//;s/^ *//' | sort | uniq`
+AUTHORS=`echo "$AUTHORS" | grep -v 'j\^\|wking\|John Doe'` # remove non-names
+echo "Bugs Everywhere was written by:" > AUTHORS
+echo "$AUTHORS" >> AUTHORS
+
+CURRENT_YEAR=`date +"%Y"`
+FILES=`grep -rc "# Copyright" . | grep -v ':0$' | cut -d: -f1`
+TMP=`mktemp BE_update_copyright.XXXXXXX`
+
+for file in $FILES
+do
+    # Ignore some files
+    if [ "${file:0:5}" == "./.be" ]; then
+       continue
+    fi
+    if [ "${file:0:6}" == "./.bzr" ]; then
+       continue
+    fi
+    if [ "${file:0:7}" == "./build" ]; then
+       continue
+    fi
+    if [ "$file" == "./COPYING" ]; then
+       continue
+    fi
+    if [ "$file" == "./update_copyright.sh" ]; then
+       continue
+    fi
+    if [ "$file" == "./xml/catmutt" ]; then
+       continue
+    fi
+    echo "Processing $file"
+
+    # Get author history from bzr
+    AUTHORS=`bzr log "$file" | grep "^ *author: \|^ *committer: " | cut -d: -f2 | sed 's/^ *//;s/ *$//' | sort | uniq`
+    if [ $? -ne 0 ]; then
+       continue # bzr doesn't version that file
+    fi
+    ORIG_YEAR=`bzr log "$file" | grep "^ *timestamp: " | tail -n1 | sed 's/^ *//;' | cut -b 16-19`
+
+    # Tweak the author list to make up for problems in the bzr
+    # history, change of email address, etc.
+
+    # Consolidate Aaron Bentley
+    AUTHORS=`echo "$AUTHORS" | sed 's/<abentley@panoramicfeedback.com>/and Panometrics, Inc./'`
+    GREP_OUT=`echo "$AUTHORS" | grep 'Aaron Bentley and Panometrics, Inc.'`
+    if [ -n "$GREP_OUT" ]; then
+       AUTHORS=`echo "$AUTHORS" | grep -v '^Aaron Bentley <aaron.bentley@utoronto.ca>$'`
+    fi
+
+    # Consolidate Ben Finney
+    AUTHORS=`echo "$AUTHORS" | sed 's/John Doe <jdoe@example.com>/Ben Finney <ben+python@benfinney.id.au>/'`
+    GREP_OUt=`echo "$AUTHORS" | grep 'Ben Finney <ben+python@benfinney.id.au>'`
+    if [ -n "$GREP_OUT" ]; then
+       AUTHORS=`echo "$AUTHORS" | grep -v '^Ben Finney <benf@cybersource.com.au>$'`
+    fi
+
+    # Consolidate Chris Ball
+    GREP_OUT=`echo "$AUTHORS" | grep 'Chris Ball <cjb@laptop.org>'`
+    if [ -n "$GREP_OUT" ]; then
+       AUTHORS=`echo "$AUTHORS" | grep -v '^Chris Ball <cjb@thunk.printf.net>$'`
+    fi
+
+    # Consolidate Trevor King
+    AUTHORS=`echo "$AUTHORS" | grep -v "wking <wking@mjolnir>"`
+
+    # Sort again...
+    AUTHORS=`echo "$AUTHORS" | sort | uniq`
+
+    # Generate new Copyright string
+    if [ "$ORIG_YEAR" == "$CURRENT_YEAR" ]; then
+       DATE_RANGE="$CURRENT_YEAR"
+       DATE_SPACE="    "
+    else
+       DATE_RANGE="${ORIG_YEAR}-${CURRENT_YEAR}"
+       DATE_SPACE="         "
+    fi
+    NUM_AUTHORS=`echo "$AUTHORS" | wc -l`
+    FIRST_AUTHOR=`echo "$AUTHORS" | head -n 1`
+    COPYRIGHT="# Copyright (C) $DATE_RANGE $FIRST_AUTHOR"
+    if [ $NUM_AUTHORS -gt 1 ]; then
+       OTHER_AUTHORS=`echo "$AUTHORS" | tail -n +2`
+       while read AUTHOR; do
+           COPYRIGHT=`echo "$COPYRIGHT\\n#               $DATE_SPACE $AUTHOR"`
+       done < <(echo "$OTHER_AUTHORS")
+    fi
+    echo -e "$COPYRIGHT"
+
+    # Strip old copyright info and replace with tag
+    awk 'BEGIN{incopy=0}{if(match($0, "^# Copyright")>0){incopy=1; print "-xyz-COPYRIGHT-zyx-"}else{if(incopy=0){print $0}else{if(match($0, "^#          ")==0){incopy=0; print $0}}}}' "$file" > "$TMP"
+
+    # Replace tag in with new string
+    sed -i "s/^-xyz-COPYRIGHT-zyx-$/$COPYRIGHT/" "$TMP"
+    cp "$TMP" "$file"
+done
+
+rm -f "$TMP"