update_git_author_and_mail.sh

update_git_author_and_mail.sh

#!/bin/sh
 
git filter-branch --env-filter '
 
an="$GIT_AUTHOR_NAME"
am="$GIT_AUTHOR_EMAIL"
cn="$GIT_COMMITTER_NAME"
cm="$GIT_COMMITTER_EMAIL"

old_mail="[Your Old Mail]"
new_name="[Your New Name]"
new_mail="[Your New Mail]"
 
if [ "$GIT_COMMITTER_EMAIL" = "$old_mail" ]
then
    cn="$new_name"
    cm="$new_mail"
fi
if [ "$GIT_AUTHOR_EMAIL" = "$old_mail" ]
then
    an="$new_name"
    am="$new_mail"
fi
 
export GIT_AUTHOR_NAME="$an"
export GIT_AUTHOR_EMAIL="$am"
export GIT_COMMITTER_NAME="$cn"
export GIT_COMMITTER_EMAIL="$cm"
'