#!/bin/sh
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#
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if [ "$#" -ne 0 ]; then
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echo "Run this script to relocate the buildroot SDK at that location"
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exit 1
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fi
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LOCFILE="share/buildroot/sdk-location"
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FILEPATH="$(readlink -f "$0")"
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NEWPATH="$(dirname "${FILEPATH}")"
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cd "${NEWPATH}"
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if [ ! -r "${LOCFILE}" ]; then
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echo "Previous location of the buildroot SDK not found!"
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exit 1
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fi
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OLDPATH="$(cat "${LOCFILE}")"
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if [ "${NEWPATH}" = "${OLDPATH}" ]; then
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echo "This buildroot SDK has already been relocated!"
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exit 0
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fi
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# Check if the path substitution does work properly, e.g. a tree
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# "/a/b/c" copied into "/a/b/c/a/b/c/" would not be allowed.
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newpath="$(sed -e "s|${OLDPATH}|${NEWPATH}|g" "${LOCFILE}")"
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if [ "${NEWPATH}" != "${newpath}" ]; then
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echo "Something went wrong with substituting the path!"
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echo "Please choose another location for your SDK!"
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exit 1
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fi
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echo "Relocating the buildroot SDK from ${OLDPATH} to ${NEWPATH} ..."
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# Make sure file uses the right language
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export LC_ALL=C
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# Replace the old path with the new one in all text files
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grep -lr "${OLDPATH}" . | while read -r FILE ; do
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if file -b --mime-type "${FILE}" | grep -q '^text/' && [ "${FILE}" != "${LOCFILE}" ]
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then
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sed -i "s|${OLDPATH}|${NEWPATH}|g" "${FILE}"
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fi
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done
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# At the very end, we update the location file to not break the
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# SDK if this script gets interruted.
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sed -i "s|${OLDPATH}|${NEWPATH}|g" ${LOCFILE}
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