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scripts/bootstrap-prefix: try and fix cyclic deps for nghttp2
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bring back the old code which used a minimal set of USE-flags to mask
which is necessary to break cycles such as one involving nghttp2 and
curl.

Signed-off-by: Fabian Groffen <[email protected]>
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grobian committed Aug 21, 2024
1 parent e3ce0db commit 1c92fe1
Showing 1 changed file with 59 additions and 89 deletions.
148 changes: 59 additions & 89 deletions scripts/bootstrap-prefix.sh
Original file line number Diff line number Diff line change
Expand Up @@ -2447,11 +2447,14 @@ bootstrap_stage3() {
fi

# Avoid installing git or encryption just for fun while completing @system
# e.g. bug #901101
export USE="${DISABLE_USE[*]}"
# e.g. bug #901101, this is a reduced (e.g. as minimal as possible)
# set of DISABLE_USE, to set the stage for solving circular
# dependencies, such as:
# - nghttp2 -> cmake -> curl -> nghttp2
export USE="-git -crypt -http2"

# Portage should figure out itself what it needs to do, if anything.
local eflags=( "@system" )
local eflags=( "--deep" "--update" "--changed-use" "@system" )
einfo "running emerge ${eflags[*]}"
estatus "stage3: emerge ${eflags[*]}"
emerge --color n -v "${eflags[@]}" || return 1
Expand All @@ -2461,12 +2464,57 @@ bootstrap_stage3() {
# from happening, add to the worldfile #936629#c5
emerge --color n --noreplace sys-devel/binutils

# Remove the stage2 hack from above. A future emerge run will
# get env-update to happen.
rm "${ROOT}"/etc/env.d/98stage2

# now try and get things in the way they should be according to the
# default USE-flags
unset USE

# Portage should figure out itself what it needs to do, if anything.
eflags=( "--deep" "--update" "--changed-use" "@world" )
# do some sanity USE-flag enabling based on CPU, use cpuid2cpuflags
# if keyworded for this arg, else see if there's fallbacks to be
# made
mkdir -p "${ROOT}/etc/portage/package.use"
if emerge --color n --oneshot -v cpuid2cpuflags ; then
hash -r
echo "*/* $(cpuid2cpuflags)" \
> "${ROOT}/etc/portage/package.use/00cpu-flags"
else
case "${CHOST}" in
arm64-*darwin*)
# https://github.com/RustCrypto/utils/issues/378
local flags=( "aes" "sha1" "sha2" )
local line
sysctl hw.optional | while read -r line ; do
line=${line#hw.optional.}
[[ ${line%%*: } == "1" ]] || continue
line=${line%: *}
case "${line}" in
"neon")
flags+=( "${line}" )
;;
"armv8_"*)
line=${line#armv8_}
case "${line}" in
"crc32")
flags+=( "${line}" )
;;
"2_sha"*)
flags+=( "${line#2_}" )
;;
esac
;;
esac
done
echo "*/* CPU_FLAGS_ARM: ${flags}" \
> "${ROOT}/etc/portage/package.use/00cpu-flags"
;;
esac
fi

# re-emerge anything hopefully not running into circular deps
eflags=( "--deep" "--changed-use" "@world" )
einfo "running emerge ${eflags[*]}"
estatus "stage3: emerge ${eflags[*]}"
emerge --color n -v "${eflags[@]}" || return 1
Expand All @@ -2480,10 +2528,6 @@ bootstrap_stage3() {
# (--depclean may fail, which is ok)
sed -i -e 's/resume/cleared/' "${ROOT}"/var/cache/edb/mtimedb

# Remove the stage2 hack from above. A future emerge run will
# get env-update to happen.
rm "${ROOT}"/etc/env.d/98stage2

estatus "stage3 finished"
einfo "stage3 successfully finished"
}
Expand Down Expand Up @@ -3145,7 +3189,7 @@ OK! I'm going to give it a try, this is what I have collected sofar:
I'm now going to make an awful lot of noise going through a sequence of
stages to make your box as groovy as I am myself, setting up your
Prefix. In short, I'm going to run stage1, stage2, stage3, followed by
an emerge to do a final update to your system. If any of these stages
installing a package to enter your Prefix. If any of these stages
fail, both you and me are in deep trouble. So let's hope that doesn't
happen.
EOF
Expand Down Expand Up @@ -3304,87 +3348,13 @@ EOF

[[ ${STOP_BOOTSTRAP_AFTER} == stage3 ]] && exit 0

# do some sanity USE-flag enabling based on CPU, use cpuid2cpuflags
# if keyworded for this arg, else see if there's fallbacks to be
# made
mkdir -p "${EPREFIX}/etc/portage/package.use"
if emerge -1v cpuid2cpuflags ; then
hash -r
echo "*/* $(cpuid2cpuflags)" \
> "${EPREFIX}/etc/portage/package.use/00cpu-flags"
else
case "${CHOST}" in
arm64-*darwin*)
# https://github.com/RustCrypto/utils/issues/378
local flags=( "aes" "sha1" "sha2" )
local line
sysctl hw.optional | while read -r line ; do
line=${line#hw.optional.}
[[ ${line%%*: } == "1" ]] || continue
line=${line%: *}
case "${line}" in
"neon")
flags+=( "${line}" )
;;
"armv8_"*)
line=${line#armv8_}
case "${line}" in
"crc32")
flags+=( "${line}" )
;;
"2_sha"*)
flags+=( "${line#2_}" )
;;
esac
;;
esac
done
echo "*/* CPU_FLAGS_ARM: ${flags}" \
> "${EPREFIX}/etc/portage/package.use/00cpu-flags"
;;
esac
# Now, we've got everything in $ROOT, we can get rid of /tmp
if [[ -d ${EPREFIX}/tmp/var/tmp ]] ; then
rm -Rf "${EPREFIX}"/tmp || return 1
mkdir -p "${EPREFIX}"/tmp || return 1
fi

local cmd="emerge -v --deep --update --changed-use @world"
if [[ -e ${EPREFIX}/var/cache/edb/mtimedb ]] && \
grep -q resume "${EPREFIX}"/var/cache/edb/mtimedb ;
then
cmd="emerge -v --resume"
fi
einfo "running ${cmd}"
if ${cmd} ; then
# Now, we've got everything in $ROOT, we can get rid of /tmp
if [[ -d ${EPREFIX}/tmp/var/tmp ]] ; then
rm -Rf "${EPREFIX}"/tmp || return 1
mkdir -p "${EPREFIX}"/tmp || return 1
fi

hash -r # tmp/* stuff is removed in stage3
else
# emerge @world fail
cat << EOF
Oh yeah, I thought I was almost there, and then this! I did
${cmd}
and it failed at some point :( Details might be found in the build log:
EOF
for log in "${EPREFIX}"/var/tmp/portage/*/*/temp/build.log ; do
[[ -e ${log} ]] || continue
echo " ${log}"
done
[[ -e ${log} ]] || echo " (no build logs found?!?)"
cat << EOF
I have no clue, really. Please find friendly folks in #gentoo-prefix on
irc.gentoo.org, [email protected] mailing list, or file a bug
at bugs.gentoo.org under Gentoo/Alt, Prefix Support.
You know, I got the feeling you just started to like me, but I guess
that's all gone now. I'll bother you no longer.
CHOST: ${CHOST}
IDENT: ${CHOST_IDENTIFY}
EOF
exit 1
fi
hash -r # tmp/* stuff is removed in stage3

if ! bash "${BASH_SOURCE[0]}" "${EPREFIX}" startscript ; then
# startscript fail?
Expand Down

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