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Merge branch 'uncompressed_cpio' into 'master'

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Uncompressed cpio

See merge request kernel-team/initramfs-tools!34
This commit is contained in:
Ben Hutchings 2020-12-12 18:54:27 +00:00
commit d67654c27b
1 changed files with 24 additions and 22 deletions
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46
mkinitramfs
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@ -213,12 +213,16 @@ fi
# Prepare to clean up temporary files on exit
DESTDIR=
__TMPCPIOGZ=
__TMPMAINCPIO=
__TMPEARLYCPIO=
clean_on_exit() {
if [ "${keep}" = "y" ]; then
echo "Working files in ${DESTDIR:-<not yet created>}, early initramfs in ${__TMPEARLYCPIO:-<not yet created>} and overlay in ${__TMPCPIOGZ:-<not yet created>}"
echo "Working files in ${DESTDIR:-<not yet created>}," \
"early initramfs in ${__TMPEARLYCPIO:-<not yet created>}," \
"main initramfs in ${__TMPMAINCPIO:-<not yet created>} and" \
"overlay in ${__TMPCPIOGZ:-<not yet created>}"
else
for path in "${DESTDIR}" "${__TMPCPIOGZ}" "${__TMPEARLYCPIO}"; do
for path in "${DESTDIR}" "${__TMPCPIOGZ}" "${__TMPMAINCPIO}" "${__TMPEARLYCPIO}"; do
test -z "${path}" || rm -rf "${path}"
done
fi
@ -231,6 +235,7 @@ trap "exit 1" INT TERM # makes the EXIT trap effective even when killed
DESTDIR="$(mktemp -d "${TMPDIR:-/var/tmp}/mkinitramfs_XXXXXX")" || exit 1
chmod 755 "${DESTDIR}"
__TMPCPIOGZ="$(mktemp "${TMPDIR:-/var/tmp}/mkinitramfs-OL_XXXXXX")" || exit 1
__TMPMAINCPIO="$(mktemp "${TMPDIR:-/var/tmp}/mkinitramfs-MAIN_XXXXXX")" || exit 1
__TMPEARLYCPIO="$(mktemp "${TMPDIR:-/var/tmp}/mkinitramfs-FW_XXXXXX")" || exit 1
DPKG_ARCH=$(dpkg --print-architecture)
@ -390,13 +395,6 @@ fi
[ "${verbose}" = y ] && echo "Building cpio ${outfile} initramfs"
if [ -s "${__TMPEARLYCPIO}" ]; then
cat "${__TMPEARLYCPIO}" >"${outfile}" || exit 1
else
# truncate
true > "${outfile}"
fi
(
# preserve permissions if root builds the image, see #633582
[ "$(id -ru)" != 0 ] && cpio_owner_root="-R 0:0"
@ -412,10 +410,9 @@ if [ -n "${SOURCE_DATE_EPOCH}" ]; then
fi
# work around lack of "set -o pipefail" for the following pipe:
# cd "${DESTDIR}" && find . | LC_ALL=C sort | cpio --quiet $cpio_owner_root $cpio_reproducible -o -H newc | gzip >>"${outfile}" || exit 1
# cd "${DESTDIR}" && find . | LC_ALL=C sort | cpio --quiet $cpio_owner_root $cpio_reproducible -o -H newc >>"${outfile}" || exit 1
ec1=1
ec2=1
ec3=1
exec 3>&1
eval "$(
# http://cfaj.freeshell.org/shell/cus-faq-2.html
@ -427,26 +424,31 @@ eval "$(
LC_ALL=C sort
} | {
# shellcheck disable=SC2086
cpio --quiet $cpio_owner_root $cpio_reproducible -o -H newc 4>&-; echo "ec2=$?;" >&4
} | ${compress} >>"${outfile}"
echo "ec3=$?;" >&4
cpio --quiet $cpio_owner_root $cpio_reproducible -o -H newc 4>&- >"${__TMPMAINCPIO}"
echo "ec2=$?;" >&4
}
)"
if [ "$ec1" -ne 0 ]; then
echo "E: mkinitramfs failure find $ec1 cpio $ec2 $compress $ec3" >&2
echo "E: mkinitramfs failure find $ec1 cpio $ec2" >&2
exit "$ec1"
fi
if [ "$ec2" -ne 0 ]; then
echo "E: mkinitramfs failure cpio $ec2 $compress $ec3" >&2
echo "E: mkinitramfs failure cpio $ec2" >&2
exit "$ec2"
fi
if [ "$ec3" -ne 0 ]; then
echo "E: mkinitramfs failure $compress $ec3" >&2
exit "$ec3"
fi
) || exit 1
if [ -s "${__TMPCPIOGZ}" ]; then
cat "${__TMPCPIOGZ}" >>"${outfile}" || exit 1
{
if [ -s "${__TMPEARLYCPIO}" ]; then
cat "${__TMPEARLYCPIO}" || exit 1
fi
$compress -c "${__TMPMAINCPIO}" ||
{ echo "E: mkinitramfs failure $compress $?" >&2; exit 1; }
if [ -s "${__TMPCPIOGZ}" ]; then
cat "${__TMPCPIOGZ}" || exit 1
fi
} >"${outfile}" || exit 1
exit 0