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#!/bin/sh
set -e
UNSIGNED=$1
SIGNATURE=$2
ARCH=x86_64
ROOTDIR=dist
BUNDLE=${ROOTDIR}/Bitcoin-Core.app
TEMPDIR=signed.temp
OUTDIR=signed-app
if [ -z "$UNSIGNED" ]; then
echo "usage: $0 <unsigned app> <signature>"
exit 1
fi
if [ -z "$SIGNATURE" ]; then
echo "usage: $0 <unsigned app> <signature>"
exit 1
fi
rm -rf ${TEMPDIR} && mkdir -p ${TEMPDIR}
tar -C ${TEMPDIR} -xf ${UNSIGNED}
tar -C ${TEMPDIR} -xf ${SIGNATURE}
if [ -z "${PAGESTUFF}" ]; then
PAGESTUFF=${TEMPDIR}/pagestuff
fi
if [ -z "${CODESIGN_ALLOCATE}" ]; then
CODESIGN_ALLOCATE=${TEMPDIR}/codesign_allocate
fi
for i in `find ${TEMPDIR} -name "*.sign"`; do
SIZE=`stat -c %s ${i}`
TARGET_FILE=`echo ${i} | sed 's/\.sign$//'`
echo "Allocating space for the signature of size ${SIZE} in ${TARGET_FILE}"
${CODESIGN_ALLOCATE} -i ${TARGET_FILE} -a ${ARCH} ${SIZE} -o ${i}.tmp
OFFSET=`${PAGESTUFF} ${i}.tmp -p | tail -2 | grep offset | sed 's/[^0-9]*//g'`
if [ -z ${QUIET} ]; then
echo "Attaching signature at offset ${OFFSET}"
fi
dd if=$i of=${i}.tmp bs=1 seek=${OFFSET} count=${SIZE} 2>/dev/null
mv ${i}.tmp ${TARGET_FILE}
rm ${i}
echo "Success."
done
mv ${TEMPDIR}/${ROOTDIR} ${OUTDIR}
rm -rf ${TEMPDIR}
echo "Signed: ${OUTDIR}"
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