Vertically bind all .eafs in a folder into a single XML file

eafs_vbind.sh

#/bin/bash

export SEARCH_FOLDER=/git-repos/asr-daan/komnzo_text

time find "$SEARCH_FOLDER" -name "*.eaf" |
    parallel -j 4 '
        grep -v "^<?xml" {} |
        sed "s%<ANNOTATION_DOCUMENT \(.*\)>%<ANNOTATION_DOCUMENT \1 SRC=\"{}\">%g"
    ' |
    awk 'BEGIN{print "<?xml version=\"1.0\" encoding=\"UTF-8\"?><EAFS_DB>"}
         {print $0}
         END{print "</EAFS_DB>"}' > all.xml