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#
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# . ./build.vars and set -o errexit -o noglob are assumed.
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# See warning at the top of build.vars.
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#
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pkg_extract() {
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	if [ -n "${PKG_URL}" ]\
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	&& [ "${PKG_URL_TYPE:-wget}" = wget ]; then
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		build_fileop rm ${PKG_SUBDIR};
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		if [ ${PKG_SUBDIR_CREATE:-0} -eq 1 ]; then
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			build_fileop mkdir ${PKG_SUBDIR};
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		fi;
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		if [ "${PKG_FNAME##*.tar.}" = "bz2" ]; then
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			bunzip2 -d < ${DLCACHEDIR}/${PKG_FNAME} | tar ${PKG_SUBDIR_CREATE:+-C ${PKG_SUBDIR}} -xf -;
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		elif [ "${PKG_FNAME##*.tar.}" = "gz" ]; then
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			gunzip -d < ${DLCACHEDIR}/${PKG_FNAME} | tar ${PKG_SUBDIR_CREATE:+-C ${PKG_SUBDIR}} -xf -;
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		elif [ "${PKG_FNAME##*.tar.}" = "xz" ]; then
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			xz -d < ${DLCACHEDIR}/${PKG_FNAME} | tar ${PKG_SUBDIR_CREATE:+-C ${PKG_SUBDIR}} -xf -;
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		elif [ "${PKG_FNAME##*.t}" = "bz2" ]; then
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			bunzip2 -d < ${DLCACHEDIR}/${PKG_FNAME} | tar ${PKG_SUBDIR_CREATE:+-C ${PKG_SUBDIR}} -xf -;
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		elif [ "${PKG_FNAME##*.t}" = "gz" ]; then
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			gunzip -d < ${DLCACHEDIR}/${PKG_FNAME} | tar ${PKG_SUBDIR_CREATE:+-C ${PKG_SUBDIR}} -xf -;
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		elif [ "${PKG_FNAME##*.t}" = "xz" ]; then
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			xz -d < ${DLCACHEDIR}/${PKG_FNAME} | tar ${PKG_SUBDIR_CREATE:+-C ${PKG_SUBDIR}} -xf -;
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		else
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			tar ${PKG_SUBDIR_CREATE:+-C ${PKG_SUBDIR}} -xf ${DLCACHEDIR}/${PKG_FNAME};
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		fi;
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		if test_cmd pkg_${PKG_NAME}_extract_post; then
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			pkg_${PKG_NAME}_extract_post;
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		fi;
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	fi;
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	set_build_script_done extract -build_dir;
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};
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# vim:filetype=sh