palkx/Global sign-off hook.md

## Global sign-off hook.md

      
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              Global sign-off hook.md
            
          
    Add global hooks dir
git config --global core.hooksPath /path/to/my/centralized/hooks
Add commit-msg hook
#!/bin/sh

NAME=$(git config user.name)
EMAIL=$(git config user.email)

if [ -z "$NAME" ]; then
    echo "empty git config user.name"
    exit 1
fi

if [ -z "$EMAIL" ]; then
    echo "empty git config user.email"
    exit 1
fi

git interpret-trailers --if-exists doNothing --trailer \
    "Signed-off-by: $NAME <$EMAIL>" \
    --in-place "$1"
make it executable
chmod +x commit-msg