git-svn-fix-authors.sh


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#!/bin/sh
set -eu

AUTHORS_FILE=$(git config svn.authorsfile) || {
    echo "ERROR: set config.svn.authorsfile!"
    exit 128
}
export AUTHORS_FILE=$(readlink -f $AUTHORS_FILE)

git filter-branch --env-filter '

function replacement() {
    REPL=$(awk -F"[[:space:]]*=[[:space:]]*" "/$1/ {print \$2}" $AUTHORS_FILE)
    MAIL=$(echo "$REPL"|awk "{print \$NF}"|tr -d "<>" )
    NAME=$(echo "$REPL"|awk "{print gensub(/[[:space:]]*<[^[:space:]]*/,\"\",\"\")}" )
}

replacement "${GIT_AUTHOR_NAME}"
if [ "x$NAME" == "x" ] ; then
    echo -e "\nERROR: When changing ${GIT_COMMIT} we got empty reply."
    echo -e "I do not know how to map ${GIT_AUTHOR_NAME}.\n"
    set|grep ^GIT
    exit 1
fi

export GIT_AUTHOR_NAME="$NAME"
export GIT_AUTHOR_EMAIL="$MAIL"
export GIT_COMMITTER_NAME="$NAME"
export GIT_COMMITTER_EMAIL="$MAIL"
' -- --all