git-pre-commit

#!/bin/bash
EAGLE=`which eagle`
#EAGLE=~/bin/eagle-6.4.0/bin/eagle

git diff --cached --name-status | while read st file; do
        # skip deleted files
        if [ "$st" == 'D' ]; then continue; fi
        # create images of board and schematics
        if [[ "$file" =~ \.sch$ ]]; then
            $EAGLE -C 'RUN export-images batch sch' "${file}"
            for img in ${file/%.sch/_sheet*}; do
                convert "$img" -trim "$img"
                git add $img
            done
        elif [[ "$file" =~ \.brd$ ]]; then
            $EAGLE -C 'RUN export-images batch brd' "${file}"
            for img in  ${file/%.brd/_top.png} ${file/%.brd/_bot.png}; do
                convert "$img" -trim "$img"
                git add $img
            done
        fi
done