commit:     eab82293826d44a0835a08efa436d9b9b8b4b2ff
Author:     Eli Schwartz <eschwartz <AT> gentoo <DOT> org>
AuthorDate: Mon Sep 15 15:55:38 2025 +0000
Commit:     Eli Schwartz <eschwartz <AT> gentoo <DOT> org>
CommitDate: Mon Sep 15 16:27:36 2025 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=eab82293

sys-apps/portage: fix crashes in latest releases

- in unpacking distfiles app-alternatives/tar[libarchive] is a
  defensible choice as a system default, but portage wrongly assumed
  `tar` is `gtar`.

- a coding error in binhost support crashed at startup

Sam has asked me to make the changes directly, as his power is cutting
out.

Signed-off-by: Eli Schwartz <eschwartz <AT> gentoo.org>

 sys-apps/portage/files/portage-3.0.69.1-gtar.patch |  57 +++++
 .../portage/files/portage-3.0.69.1-unbound.patch   |  37 ++++
 sys-apps/portage/portage-3.0.69.1-r1.ebuild        | 237 +++++++++++++++++++++
 3 files changed, 331 insertions(+)

diff --git a/sys-apps/portage/files/portage-3.0.69.1-gtar.patch 
b/sys-apps/portage/files/portage-3.0.69.1-gtar.patch
new file mode 100644
index 000000000000..557e6a0a366b
--- /dev/null
+++ b/sys-apps/portage/files/portage-3.0.69.1-gtar.patch
@@ -0,0 +1,57 @@
+From 479f0daedc332ad2be8973f3ecd176cb78beb9f4 Mon Sep 17 00:00:00 2001
+From: Eli Schwartz <[email protected]>
+Date: Mon, 15 Sep 2025 11:38:52 -0400
+Subject: [PATCH] ensure GNU tar is used in most places
+
+Portage makes certain assumptions in various places, such as --xattrs
+enabling FEATURES=xattr and its lack *unconditionally* disabling it. Or,
+--wildcard existing.
+
+PMS mandates "GNU Tar" be used to extract files in `unpack`, and a
+recent fix went "all in" and used GNU Tar options to improve the
+function.
+
+All this is quite reasonable, but nowhere have we ever enforced that
+"gtar" is used. libarchive is a valid app-alternatives/tar, on Gentoo,
+has been broken subtly in the past, and now breaks src_unpack.
+
+emerge-webrsync alone has "is_gnu" support code introduced since commit
+23ce89c761c080e7d3163165dded94241a9a9eea, so leave it alone.
+
+Fixes: 3e89139fae34c9bd2e2b4c0490512f71d1d78546
+Signed-off-by: Eli Schwartz <[email protected]>
+---
+
+diffstat limited to 3.0.69.1 regression fix only
+
+ bin/phase-helpers.sh | 6 +++---
+ 1 file changed, 3 insertions(+), 3 deletions(-)
+
+diff --git a/bin/phase-helpers.sh b/bin/phase-helpers.sh
+index 02b1aea4e..47c6f8167 100644
+--- a/bin/phase-helpers.sh
++++ b/bin/phase-helpers.sh
+@@ -480,17 +480,17 @@ unpack() {
+                               unrar x -idq -o+ "${srcdir}${f}"
+                               ;;
+                       tar.bz|tar.bz2|tbz|tbz2)
+-                              tar -I "${bzip2_cmd-bzip2} -c" -xof 
"${srcdir}${f}"
++                              gtar -I "${bzip2_cmd-bzip2} -c" -xof 
"${srcdir}${f}"
+                               ;;
+                       tar|tar.*|tgz)
+                               # GNU tar recognises various file suffixes, for
+                               # which it is able to execute the appropriate
+                               # decompressor. They are documented by the
+                               # (info) manual for the -a option.
+-                              tar --warning=decompress-program -xof 
"${srcdir}${f}"
++                              gtar --warning=decompress-program -xof 
"${srcdir}${f}"
+                               ;;
+                       txz)
+-                              tar -xJof "${srcdir}${f}"
++                              gtar -xJof "${srcdir}${f}"
+                               ;;
+                       xz)
+                               xz -dc -- "${srcdir}${f}" > "${basename%.*}"
+-- 
+2.49.1
+

diff --git a/sys-apps/portage/files/portage-3.0.69.1-unbound.patch 
b/sys-apps/portage/files/portage-3.0.69.1-unbound.patch
new file mode 100644
index 000000000000..e4dc5cb300be
--- /dev/null
+++ b/sys-apps/portage/files/portage-3.0.69.1-unbound.patch
@@ -0,0 +1,37 @@
+From 05b422928735492d0448fbcb6b56f03aadc53eef Mon Sep 17 00:00:00 2001
+From: Eli Schwartz <[email protected]>
+Date: Mon, 15 Sep 2025 12:10:18 -0400
+Subject: [PATCH] fix crash when using binhost due to using conditionally
+ defined variable
+
+extra_info didn't always exist, so if you get http 304 but no
+Last-Modified, portage errors out with:
+
+```
+  File "/usr/lib/python3.13/site-packages/portage/dbapi/bintree.py", line 
1519, in _populate_remote
+    "up-to-date", extra_info
+                  ^^^^^^^^^^
+UnboundLocalError: cannot access local variable 'extra_info' where it is not 
associated with a value
+```
+
+Fixes: c83466a50efdee2cac81a5ed6a660c11b9ac746e
+Signed-off-by: Eli Schwartz <[email protected]>
+---
+ lib/portage/dbapi/bintree.py | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/lib/portage/dbapi/bintree.py b/lib/portage/dbapi/bintree.py
+index f88d5e0aa..ebd0ec08c 100644
+--- a/lib/portage/dbapi/bintree.py
++++ b/lib/portage/dbapi/bintree.py
+@@ -1506,6 +1506,7 @@ class binarytree:
+                             if (
+                                 hasattr(err, "code") and err.code == 304
+                             ):  # not modified (since local_timestamp)
++                                extra_info = ""
+                                 if hasattr(err, "headers") and 
err.headers.get(
+                                     "Last-Modified", ""
+                                 ):
+-- 
+2.49.1
+

diff --git a/sys-apps/portage/portage-3.0.69.1-r1.ebuild 
b/sys-apps/portage/portage-3.0.69.1-r1.ebuild
new file mode 100644
index 000000000000..392499aab72e
--- /dev/null
+++ b/sys-apps/portage/portage-3.0.69.1-r1.ebuild
@@ -0,0 +1,237 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+# py3.14: bug #957070
+PYTHON_COMPAT=( pypy3_11 python3_{11..13} )
+PYTHON_REQ_USE='bzip2(+),threads(+)'
+TMPFILES_OPTIONAL=1
+
+inherit meson linux-info python-r1 tmpfiles
+
+DESCRIPTION="The package management and distribution system for Gentoo"
+HOMEPAGE="https://wiki.gentoo.org/wiki/Project:Portage";
+
+if [[ ${PV} == 9999 ]] ; then
+       EGIT_REPO_URI="
+               https://anongit.gentoo.org/git/proj/portage.git
+               https://github.com/gentoo/portage.git
+       "
+       inherit git-r3
+else
+       
SRC_URI="https://gitweb-cdn-origin.gentoo.org/proj/portage.git/snapshot/${P}.tar.bz2";
+       KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~loong ~m68k ~mips ~ppc 
~ppc64 ~riscv ~s390 ~sparc ~x86"
+fi
+
+LICENSE="GPL-2"
+SLOT="0"
+IUSE="apidoc build doc gentoo-dev +ipc +native-extensions +rsync-verify 
selinux test xattr"
+REQUIRED_USE="${PYTHON_REQUIRED_USE}"
+RESTRICT="!test? ( test )"
+
+BDEPEND="
+       ${PYTHON_DEPS}
+       >=app-arch/tar-1.27
+       >=dev-build/meson-1.3.0-r1
+       >=sys-apps/sed-4.0.5
+       sys-devel/patch
+       !build? ( $(python_gen_impl_dep 'ssl(+)') )
+       apidoc? (
+               dev-python/sphinx[${PYTHON_USEDEP}]
+               dev-python/sphinx-epytext[${PYTHON_USEDEP}]
+       )
+       doc? (
+               ~app-text/docbook-xml-dtd-4.4
+               app-text/xmlto
+       )
+       test? (
+               dev-python/pytest-xdist[${PYTHON_USEDEP}]
+               dev-vcs/git
+       )
+"
+# Require sandbox-2.2 for bug #288863.
+# For whirlpool hash, require python[ssl] (bug #425046).
+RDEPEND="
+       ${PYTHON_DEPS}
+       acct-user/portage
+       >=app-arch/tar-1.27
+       app-arch/zstd
+       >=app-misc/pax-utils-0.1.17
+       dev-lang/python-exec:2
+       >=sys-apps/baselayout-2.9
+       >=sys-apps/findutils-4.9
+       !build? (
+               >=app-admin/eselect-1.2
+               app-portage/getuto
+               >=app-shells/bash-5.0:0
+               >=sec-keys/openpgp-keys-gentoo-release-20240703
+               >=sys-apps/sed-4.0.5
+               rsync-verify? (
+                       >=app-crypt/gnupg-2.2.4-r2[ssl(-)]
+                       >=app-portage/gemato-14.5[${PYTHON_USEDEP}]
+               )
+       )
+       elibc_glibc? ( >=sys-apps/sandbox-2.2 )
+       elibc_musl? ( >=sys-apps/sandbox-2.2 )
+       kernel_linux? ( sys-apps/util-linux )
+       selinux? ( >=sys-libs/libselinux-2.0.94[python,${PYTHON_USEDEP}] )
+       xattr? ( kernel_linux? (
+               >=sys-apps/install-xattr-0.3
+       ) )
+"
+# coreutils-6.4 rdep is for date format in emerge-webrsync #164532
+# NOTE: FEATURES=installsources requires debugedit and rsync
+PDEPEND="
+       !build? (
+               >=net-misc/rsync-2.6.4
+               >=sys-apps/coreutils-6.4
+               >=sys-apps/file-5.44-r3
+       )
+"
+
+PATCHES=(
+       "${FILESDIR}"/${P}-gtar.patch
+       "${FILESDIR}"/${P}-unbound.patch
+)
+
+pkg_pretend() {
+       local CONFIG_CHECK="~IPC_NS ~PID_NS ~NET_NS ~UTS_NS"
+
+       check_extra_config
+}
+
+src_prepare() {
+       default
+
+       if use prefix-guest; then
+               sed -e "s|^\(main-repo = \).*|\\1gentoo_prefix|" \
+                       -e "s|^\\[gentoo\\]|[gentoo_prefix]|" \
+                       -e "s|^\(sync-uri = 
\).*|\\1rsync://rsync.prefix.bitzolder.nl/gentoo-portage-prefix|" \
+                       -i cnf/repos.conf || die "sed failed"
+       fi
+}
+
+src_configure() {
+       local code_only=false
+       python_foreach_impl my_src_configure
+}
+
+my_src_configure() {
+       local emesonargs=(
+               -Dcode-only=${code_only}
+               -Deprefix="${EPREFIX}"
+               -Dportage-bindir="${EPREFIX}/usr/lib/portage/${EPYTHON}"
+               -Ddocdir="${EPREFIX}/usr/share/doc/${PF}"
+               $(meson_use doc)
+               $(meson_use apidoc)
+               $(meson_use gentoo-dev)
+               $(meson_use ipc)
+               $(meson_use xattr)
+       )
+
+       if use native-extensions && [[ "${EPYTHON}" != pypy3* ]] ; then
+               emesonargs+=( -Dnative-extensions=true )
+       else
+               emesonargs+=( -Dnative-extensions=false )
+       fi
+
+       if use build; then
+               emesonargs+=( -Drsync-verify=false )
+       else
+               emesonargs+=( $(meson_use rsync-verify) )
+       fi
+
+       meson_src_configure
+       code_only=true
+}
+
+src_compile() {
+       python_foreach_impl meson_src_compile
+}
+
+src_test() {
+       local EPYTEST_XDIST=1
+       local -x PYTEST_DISABLE_PLUGIN_AUTOLOAD=1
+       python_foreach_impl epytest
+}
+
+src_install() {
+       python_foreach_impl my_src_install
+       dotmpfiles "${FILESDIR}"/portage-{ccache,tmpdir}.conf
+
+       local scripts
+       mapfile -t scripts < <(awk '/^#!.*python/ {print FILENAME} {nextfile}' 
"${ED}"/usr/{bin,sbin}/* || die)
+       python_replicate_script "${scripts[@]}"
+}
+
+my_src_install() {
+       local pydirs=(
+               "${D}$(python_get_sitedir)"
+               "${ED}/usr/lib/portage/${EPYTHON}"
+       )
+
+       meson_src_install
+       python_fix_shebang "${pydirs[@]}"
+       python_optimize "${pydirs[@]}"
+}
+
+pkg_preinst() {
+       if ! use build && [[ -z ${ROOT} ]]; then
+               python_setup
+               local sitedir=$(python_get_sitedir)
+               [[ -d ${D}${sitedir} ]] || die "${D}${sitedir}: No such 
directory"
+               env -u DISTDIR \
+                       -u PORTAGE_OVERRIDE_EPREFIX \
+                       -u PORTAGE_REPOSITORIES \
+                       -u PORTDIR \
+                       -u PORTDIR_OVERLAY \
+                       
PYTHONPATH="${D}${sitedir}${PYTHONPATH:+:${PYTHONPATH}}" \
+                       ED="${ED}" \
+                       "${PYTHON}" -m 
portage._compat_upgrade.default_locations || die
+
+               env -u BINPKG_COMPRESS -u PORTAGE_REPOSITORIES \
+                       
PYTHONPATH="${D}${sitedir}${PYTHONPATH:+:${PYTHONPATH}}" \
+                       ED="${ED}" \
+                       "${PYTHON}" -m 
portage._compat_upgrade.binpkg_compression || die
+
+               env -u FEATURES -u PORTAGE_REPOSITORIES \
+                       
PYTHONPATH="${D}${sitedir}${PYTHONPATH:+:${PYTHONPATH}}" \
+                       ED="${ED}" \
+                       "${PYTHON}" -m 
portage._compat_upgrade.binpkg_multi_instance || die
+
+               env -u BINPKG_FORMAT \
+                       
PYTHONPATH="${D}${sitedir}${PYTHONPATH:+:${PYTHONPATH}}" \
+                       ED="${ED}" \
+                       "${PYTHON}" -m portage._compat_upgrade.binpkg_format || 
die
+       fi
+
+       # elog dir must exist to avoid logrotate error for bug #415911.
+       # This code runs in preinst in order to bypass the mapping of
+       # portage:portage to root:root which happens after src_install.
+       keepdir /var/log/portage/elog
+       # This is allowed to fail if the user/group are invalid for prefix 
users.
+       if chown portage:portage "${ED}"/var/log/portage{,/elog} 2>/dev/null ; 
then
+               chmod g+s,ug+rwx "${ED}"/var/log/portage{,/elog}
+       fi
+
+       if has_version "<${CATEGORY}/${PN}-2.3.77"; then
+               elog "The emerge --autounmask option is now disabled by 
default, except for"
+               elog "portions of behavior which are controlled by the 
--autounmask-use and"
+               elog "--autounmask-license options. For backward compatibility, 
previous"
+               elog "behavior of --autounmask=y and --autounmask=n is entirely 
preserved."
+               elog "Users can get the old behavior simply by adding 
--autounmask to the"
+               elog "make.conf EMERGE_DEFAULT_OPTS variable. For the rationale 
for this"
+               elog "change, see https://bugs.gentoo.org/658648.";
+       fi
+}
+
+pkg_postinst() {
+       # Warn about obsolete "enotice" script, bug #867010
+       local bashrc=${EROOT}/etc/portage/profile/profile.bashrc
+       if [[ -e ${bashrc} ]] && grep -q enotice "${bashrc}"; then
+               eerror "Obsolete 'enotice' script detected!"
+               eerror "Please remove this from ${bashrc} to avoid problems."
+               eerror "See bug 867010 for more details."
+       fi
+}

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