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moby--moby/contrib/gitdm/generate_aliases.sh

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#!/bin/bash
#
# This script generates a gitdm compatible email aliases file from a git
# formatted .mailmap file.
#
# Usage:
# $> ./generate_aliases <mailmap_file> > aliases
#
cat $1 | \
grep -v '^#' | \
sed 's/^[^<]*<\([^>]*\)>/\1/' | \
grep '<.*>' | sed -e 's/[<>]/ /g' | \
awk '{if ($3 != "") { print $3" "$1 } else {print $2" "$1}}' | \
sort | uniq