1
0
Fork 1
mirror of https://github.com/NixOS/nixpkgs.git synced 2024-12-24 19:08:30 +00:00
nixpkgs/pkgs/build-support/kernel/make-initrd.sh
Eelco Dolstra 165b32d386
Revert "makeInitrd: Use closureInfo"
This reverts commit 776a5e6ebf.

Fixes #36268.
2018-03-05 12:49:59 +01:00

49 lines
1.1 KiB
Bash

source $stdenv/setup
set -o pipefail
objects=($objects)
symlinks=($symlinks)
suffices=($suffices)
mkdir root
# Needed for splash_helper, which gets run before init.
mkdir root/dev
mkdir root/sys
mkdir root/proc
for ((n = 0; n < ${#objects[*]}; n++)); do
object=${objects[$n]}
symlink=${symlinks[$n]}
suffix=${suffices[$n]}
if test "$suffix" = none; then suffix=; fi
mkdir -p $(dirname root/$symlink)
ln -s $object$suffix root/$symlink
done
# Get the paths in the closure of `object'.
storePaths=$(perl $pathsFromGraph closure-*)
# Paths in cpio archives *must* be relative, otherwise the kernel
# won't unpack 'em.
(cd root && cp -prd --parents $storePaths .)
# Put the closure in a gzipped cpio archive.
mkdir -p $out
for PREP in $prepend; do
cat $PREP >> $out/initrd
done
(cd root && find * -print0 | xargs -0r touch -h -d '@1')
(cd root && find * -print0 | sort -z | cpio -o -H newc -R +0:+0 --reproducible --null | $compressor >> $out/initrd)
if [ -n "$makeUInitrd" ]; then
mv $out/initrd $out/initrd.gz
mkimage -A arm -O linux -T ramdisk -C gzip -d $out/initrd.gz $out/initrd
fi