52 lines
1.3 KiB
Bash
52 lines
1.3 KiB
Bash
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source $stdenv/setup
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set -o pipefail
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objects=($objects)
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symlinks=($symlinks)
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suffices=($suffices)
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mkdir root
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# Needed for splash_helper, which gets run before init.
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mkdir root/dev
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mkdir root/sys
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mkdir root/proc
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for ((n = 0; n < ${#objects[*]}; n++)); do
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object=${objects[$n]}
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symlink=${symlinks[$n]}
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suffix=${suffices[$n]}
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if test "$suffix" = none; then suffix=; fi
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mkdir -p $(dirname root/$symlink)
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ln -s $object$suffix root/$symlink
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done
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# Get the paths in the closure of `object'.
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storePaths=$(perl $pathsFromGraph closure-*)
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# Paths in cpio archives *must* be relative, otherwise the kernel
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# won't unpack 'em.
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(cd root && cp -prP --parents $storePaths .)
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# Put the closure in a gzipped cpio archive.
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mkdir -p $out
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for PREP in $prepend; do
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cat $PREP >> $out/initrd
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done
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(cd root && find * .[^.*] -exec touch -h -d '@1' '{}' +)
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(cd root && find * .[^.*] -print0 | sort -z | bsdtar --uid 0 --gid 0 -cnf - -T - | bsdtar --null -cf - --format=newc @- | eval -- $compress >> "$out/initrd")
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if [ -n "$makeUInitrd" ]; then
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mkimage -A "$uInitrdArch" -O linux -T ramdisk -C "$uInitrdCompression" -d "$out/initrd" $out/initrd.img
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# Compatibility symlink
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ln -sf "initrd.img" "$out/initrd"
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else
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ln -s "initrd" "$out/initrd$extension"
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fi
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