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#!/bin/bash
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# We depend on udev-rules being loaded
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[[ "$1" = "-d" ]] && exit 0
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# if we don't have btrfs (btrfsctl) installed on the host system,
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# no point in trying to support it in the initramfs.
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which btrfsctl >/dev/null 2>&1 || exit 1
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. $dracutfunctions
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[[ $debug ]] && set -x
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is_btrfs() { get_fs_type /dev/block/$1 |grep -q btrfs; }
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if [[ "$1" = "-h" ]]; then
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rootdev=$(find_root_block_device)
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if [[ $rootdev ]]; then
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is_btrfs "$rootdev" || exit 1
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fi
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fi
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exit 0
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