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#write R script, needs biomaRt
echo "#!/usr/bin/Rscript
ensembl = useMart(\"ENSEMBL_MART_ENSEMBL\",dataset=\"hsapiens_gene_ensembl\", host=\"\")
id_merge = getBM(attributes=c(\"ensembl_gene_id\",\"external_gene_name\"),mart=ensembl)
write.table(id_merge, file=\"id_merge.txt\", sep = \"\t\", quote =F, col.names=F, row.names=F)
" > script.r
#run R script
chmod 775 script.r
#Use awk to append gene names
awk 'NR==FNR {h[$1] = $1; h2[$1] = $2; next} {if($1 in h2) print h2[$1], $0}' id_merge.txt $1 >$1.genename
#remove temporary files
rm id_merge.txt
rm script.r
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