mgielda

#!/bin/bash

: "${SIF_FILE:=image.sif}"
: "${DEF_FILE:=image.def}"

EXPECTED_FILE_TYPE="a /usr/bin/env run-singularity script executable (binary data)"
RECEIVED_FILE_TYPE=$(file $SIF_FILE | cut -d ":" -f 2 | sed -e 's/^[[:space:]]*//')

if [ "$EXPECTED_FILE_TYPE" != "$RECEIVED_FILE_TYPE" ]; then
	echo "Fatal error, $SIF_FILE header is a $RECEIVED_FILE_TYPE"

mgielda

pdftk infile.pdf cat 1-6east output outfile.pdf