[gentoo-commits] repo/proj/prefix:master commit in: sys-apps/portage/, sys-apps/portage/files/

[Fabian Groffen]

commit:     c6c1c09765855d9a1984b358066b4cadfb3c92da
Author:     Fabian Groffen <grobian <AT> gentoo <DOT> org>
AuthorDate: Fri Jan 14 12:28:16 2022 +0000
Commit:     Fabian Groffen <grobian <AT> gentoo <DOT> org>
CommitDate: Fri Jan 14 12:28:16 2022 +0000
URL:        https://gitweb.gentoo.org/repo/proj/prefix.git/commit/?id=c6c1c097

sys-apps/portage-3.0.30: version bump

Package-Manager: Portage-3.0.30, Repoman-3.0.3
Signed-off-by: Fabian Groffen <grobian <AT> gentoo.org>

 sys-apps/portage/Manifest                          |   1 +
 .../portage/files/portage-3.0.30-ebuildshell.patch | 349 +++++++++++++++++++++
 .../files/portage-3.0.30-prefix-stack.patch        |  81 +++++
 sys-apps/portage/portage-3.0.30.ebuild             | 307 ++++++++++++++++++
 4 files changed, 738 insertions(+)

diff --git a/sys-apps/portage/Manifest b/sys-apps/portage/Manifest
index 13a1d23d2a..59b77c8363 100644
--- a/sys-apps/portage/Manifest
+++ b/sys-apps/portage/Manifest
@@ -1 +1,2 @@
 DIST prefix-portage-3.0.21.tar.bz2 1339211 BLAKE2B 019cf0f3d2d1c45e7849221fc40b49e2c84949b74c8a8c74fbd2ca451a2dd075fb7b8bfec121a173ca0848c57a5a57a62d465b2957c4eb4d87f6a180299da91e SHA512 0aff5004ae80e2cd9dce740c56c3c2643ef390510c3b3821d893e5c76733d3a8d4e7648963febb29479b9ee155868ec11526a393beb3b383e741451178f39e5a
+DIST prefix-portage-3.0.30.tar.bz2 1465506 BLAKE2B 5a575bc6c6c537518a1d4738f59d6f5eec467c834d434493e83cb0262c9c121b0e55906b9f1b877b6e68b4b78f69548df03d8901a619ce1c69d9ffe5f2623e55 SHA512 52bb91057c8c983f227f1d30dcda1bdf915aecc1de89375b2af648e7bfc5543a30f9b670b3d7720724f8277f3e65745a22dfe670038222d61e939fd75c9b7bfd

diff --git a/sys-apps/portage/files/portage-3.0.30-ebuildshell.patch b/sys-apps/portage/files/portage-3.0.30-ebuildshell.patch
new file mode 100644
index 0000000000..20f0aab813
--- /dev/null
+++ b/sys-apps/portage/files/portage-3.0.30-ebuildshell.patch
@@ -0,0 +1,349 @@
+From 8c6b115fa0325b5bed2e1a9c4c8e8af45cdecc2e Mon Sep 17 00:00:00 2001
+From: Michael Haubenwallner <michael.haubenwallner@×××××××.at>
+Date: Wed, 6 Nov 2013 12:40:05 +0100
+Subject: [PATCH 1/2] Add ebuildshell feature, bug#155161.
+
+---
+ bin/ebuild.sh                        | 146 ++++++++++++++++++++++++++++++++++-
+ bin/filter-bash-environment.py       |  55 +++++++++----
+ bin/save-ebuild-env.sh               |   2 +-
+ man/make.conf.5                      |   6 ++
+ lib/_emerge/AbstractEbuildProcess.py |   1 +
+ lib/portage/const.py                 |   1 +
+ 6 files changed, 194 insertions(+), 17 deletions(-)
+
+diff --git a/bin/ebuild.sh b/bin/ebuild.sh
+index f76a48d8e..683a4e9c1 100755
+--- a/bin/ebuild.sh
++++ b/bin/ebuild.sh
+@@ -121,7 +121,7 @@ __qa_source() {
+ __qa_call() {
+ 	local shopts=$(shopt) OLDIFS="$IFS"
+ 	local retval
+-	"$@"
++	__call-ebuildshell "$@"
+ 	retval=$?
+ 	set +e
+ 	[[ $shopts != $(shopt) ]] &&
+@@ -547,6 +547,150 @@ if [[ -n ${QA_INTERCEPTORS} ]] ; then
+ 	unset BIN_PATH BIN BODY FUNC_SRC
+ fi
+ 
++__call-ebuildshell() {
++	if ! has ebuildshell ${FEATURES}; then
++		"$@"
++		return $?
++	fi
++	local __ebuildshell_args=( "$@" )
++	# These are the variables I have seen 'bash -i' maintaining the values for:
++	local __ebuildshell_bash_i_vars="__ebuildshell_.*
++		_ BASH_ARGC BASH_ARGV BASH_COMMAND BASH_LINENO BASH_SOURCE
++		BASH_VERSINFO BASH_SUBSHELL BASHOPTS BASHPID COMP_WORDBREAKS
++		DIRSTACK EUID FUNCNAME GROUPS HISTCMD HISTFILE LINENO PIPESTATUS
++		PPID PS1 PS2 PS3 PS4 PWD RANDOM SECONDS SHELLOPTS UID"
++	# Allow recursive ebuildshell, for use in multibuild.eclass and similar:
++	local __ebuildshell_pid=${BASHPID:-$(__bashpid)}
++	local __ebuildshell_tmpf="${T}/ebuildshell.${__ebuildshell_pid}"
++	rm -f "${__ebuildshell_tmpf}."{ebuild,return}-{env,rovars}
++	(
++		cat <<-EOE
++			# local variables of functions using recursive ebuildshell are
++			# visible to the EXIT trap of that recursive ebuildshell.  To
++			# keep them local, we have to filter them from that recursive
++			# ebuildshell's return-env.  As 'declare -p' is unable to tell
++			# local-ity of variables, we abuse the trace attribute for local
++			# variables to filter them from the return-env.  So we need the
++			# local alias active before declaring any functions.
++			# On a sidehand, this allows for copy&paste of function body
++			# lines including the local keyword.
++			alias local='declare -t'
++			shopt -s expand_aliases
++		EOE
++		(
++			declare -p
++			declare -fp
++			shopt -p
++			[[ ${BASH_VERSINFO[0]} == 3 ]] && export
++		) |
++		(
++			# we need everything but the bash vars after 'env -i'
++			2>"${__ebuildshell_tmpf}.ebuild-rovars" \
++			"${PORTAGE_PYTHON:-/tools/haubi/gentoo/s01en24/usr/bin/python}" \
++				"${PORTAGE_BIN_PATH}"/filter-bash-environment.py \
++					--report-readonly-variables \
++					--preserve-readonly-attribute \
++					"${__ebuildshell_bash_i_vars}" \
++				|| die "filter-bash-environment.py failed"
++		)
++		# 'declare -g' is available since bash-4.2,
++		# https://bugs.gentoo.org/show_bug.cgi?id=155161#c35
++		if (( ${BASH_VERSINFO[0]} > 4 )) ||
++		   (( ${BASH_VERSINFO[0]} == 4 && ${BASH_VERSINFO[1]} >= 2 ))
++		then
++			__ebuildshell_bash42_true=
++			__ebuildshell_bash42_false='#bash-4.2#'
++		else
++		    __ebuildshell_bash42_true='#bash-4.2#'
++		    __ebuildshell_bash42_false=
++		fi
++		# The already readonly variables, without bash maintained ones:
++		__ebuildshell_ro_ebuild_vars=$(<"${__ebuildshell_tmpf}.ebuild-rovars")
++		cat <<-EOE
++			# properly quote the function arguments
++			$(declare -p __ebuildshell_args)
++			set -- "\${__ebuildshell_args[@]}"
++			unset __ebuildshell_args
++			# be informative about what to do
++			PS1="EBUILD ${PN} $1 \$ "
++			type $1
++			${__ebuildshell_bash42_false}echo 'warning: preserving variables across phases requires bash-4.2'
++			echo "WANTED: \$@"
++			echo "or use: \"\\\$@\""
++			# use bash history, but not the 'user's real one
++			HISTFILE=~/.bash_history
++			# but do not use history-expansion with '!',
++			# for copy&paste of function body lines containing: !
++			set +H
++			# this is a debugging shell already
++			shopt -u extdebug
++			trap - DEBUG
++			# at exit, dump the current environment
++			trap "
++				unalias local
++				unset -f __call-ebuildshell
++				rm -f '${__ebuildshell_tmpf}.return-'*
++				(
++					(
++						# declare -p does not tell the -g flag,
++						# so we add it by aliasing declare.
++						${__ebuildshell_bash42_true}echo \"alias declare='declare -g'\"
++						declare -p
++						${__ebuildshell_bash42_true}echo \"unalias declare\"
++						declare -fp
++						shopt -p | grep -v '\\(expand_aliases\\|extdebug\\)$'
++						$([[ ${BASH_VERSINFO[0]} == 3 ]] && echo export)
++					) |
++					(
++						# We may have more readonly variables now, yet we
++						# need to filter variables that were readonly before.
++						# And filter local variables by their trace attribute.
++						2>'${__ebuildshell_tmpf}.return-rovars' \\
++						'${PORTAGE_PYTHON:-/tools/haubi/gentoo/s01en24/usr/bin/python}' \\
++							'${PORTAGE_BIN_PATH}'/filter-bash-environment.py \\
++								--report-readonly-variables \\
++								--preserve-readonly-attribute \\
++								--filter-traced-variables \\
++								'${__ebuildshell_bash_i_vars} \
++								 ${__ebuildshell_ro_ebuild_vars}' \\
++							|| die 'filter-bash-environment.py failed'
++					)
++				) > '${__ebuildshell_tmpf}.return-env'
++				" EXIT
++			# can do some cleanup right now
++			rm -f '${__ebuildshell_tmpf}.ebuild-'*
++		EOE
++	) > "${__ebuildshell_tmpf}.ebuild-env"
++
++	# pre-fill the history with "$@"
++	echo '"$@"' >> ~/.bash_history
++	chown ${PORTAGE_USER:-portage}:${PORTAGE_GROUP:-portage} ~/.bash_history &>/dev/null
++
++	env -i HOME=~ ${BASH} --rcfile "${__ebuildshell_tmpf}.ebuild-env" -i
++
++	# The environment- and exit-status handling after leaving the ebuildshell
++	# prompt is expected to be identical as without the ebuildshell prompt.
++	local __ebuildshell_status=$?
++
++	# We might be in a recursive ebuildshell, but do not want
++	# any aliases being active while sourcing the return-env.
++	local __ebuildshell_orig_aliases=$(alias)
++	unalias -a
++	source "${__ebuildshell_tmpf}.return-env"
++	unalias -a
++	eval "${__ebuildshell_orig_aliases}"
++
++	# Portage has a whitelist of readonly variables: If an ebuild defines
++	# additional readonly variables, their readonly attribute is removed
++	# across ebuild phases.  If we ever want to preserve the readonly
++	# attribute of additional ebuild-defined variables across phases,
++	# when returning from the ebuildshell their names are in
++	# "${__ebuildshell_tmpf}.return-rovars"
++	rm -f "${__ebuildshell_tmpf}."{ebuild,return}-{env,rovars}
++
++	return ${__ebuildshell_status}
++}
++
+ # Subshell/helper die support (must export for the die helper).
+ export EBUILD_MASTER_PID=${BASHPID:-$(__bashpid)}
+ trap 'exit 1' SIGTERM
+diff --git a/bin/filter-bash-environment.py b/bin/filter-bash-environment.py
+index 06cac7214..5590dbfc4 100755
+--- a/bin/filter-bash-environment.py
++++ b/bin/filter-bash-environment.py
+@@ -14,7 +14,8 @@
+     br'(^|^declare\s+-\S+\s+|^declare\s+|^export\s+)([^=\s]+)=("|\')?.*$'
+ )
+ close_quote_re = re.compile(br'(\\"|"|\')\s*$')
+-readonly_re = re.compile(br"^declare\s+-(\S*)r(\S*)\s+")
++readonly_re = re.compile(br"^declare\s+-(\S*)r(\S*)\s+([^=\s]+)")
++trace_re = re.compile(br"^declare\s+-\S*t\S*\s+")
+ # declare without assignment
+ var_declare_re = re.compile(br"^declare(\s+-\S+)?\s+([^=\s]+)\s*$")
+ 
+@@ -30,7 +31,7 @@
+     return close_quote_match is not None and close_quote_match.group(1) == quote
+ 
+ 
+-def filter_declare_readonly_opt(line):
++def filter_declare_readonly_opt(line, options):
+     readonly_match = readonly_re.match(line)
+     if readonly_match is not None:
+         declare_opts = b""
+@@ -38,14 +39,19 @@
+             group = readonly_match.group(i)
+             if group is not None:
+                 declare_opts += group
++        var = readonly_match.group(3)
++        if '--report-readonly-variables' in options:
++            getattr(sys.stderr, 'buffer', sys.stderr).write(var + b'\n')
++        if '--preserve-readonly-attribute' in options:
++            declare_opts += b'r'
+         if declare_opts:
+-            line = b"declare -" + declare_opts + b" " + line[readonly_match.end() :]
++            line = b"declare -" + declare_opts + b" " + var + line[readonly_match.end() :]
+         else:
+-            line = b"declare " + line[readonly_match.end() :]
++            line = b"declare " + var + line[readonly_match.end() :]
+     return line
+ 
+ 
+-def filter_bash_environment(pattern, file_in, file_out):
++def filter_bash_environment(pattern, file_in, file_out, options):
+     # Filter out any instances of the \1 character from variable values
+     # since this character multiplies each time that the environment
+     # is saved (strange bash behavior). This can eventually result in
+@@ -68,6 +74,8 @@
+             if var_assign_match is not None:
+                 quote = var_assign_match.group(3)
+                 filter_this = pattern.match(var_assign_match.group(2)) is not None
++                if not filter_this and '--filter-traced-variables' in options:
++                    filter_this = trace_re.match(line) is not None
+                 # Exclude the start quote when searching for the end quote,
+                 # to ensure that the start quote is not misidentified as the
+                 # end quote (happens if there is a newline immediately after
+@@ -78,7 +86,7 @@
+                     multi_line_quote = quote
+                     multi_line_quote_filter = filter_this
+                 if not filter_this:
+-                    line = filter_declare_readonly_opt(line)
++                    line = filter_declare_readonly_opt(line, options)
+                     file_out.write(line.replace(b"\1", b""))
+                 continue
+             else:
+@@ -86,8 +94,10 @@
+                 if declare_match is not None:
+                     # declare without assignment
+                     filter_this = pattern.match(declare_match.group(2)) is not None
++                    if not filter_this and '--filter-traced-variables' in options:
++                        filter_this = trace_re.match(line) is not None
+                     if not filter_this:
+-                        line = filter_declare_readonly_opt(line)
++                        line = filter_declare_readonly_opt(line, options)
+                         file_out.write(line)
+                     continue
+ 
+@@ -127,8 +137,28 @@
+         + "intact. The PATTERN is a space separated list of variable names"
+         + " and it supports python regular expression syntax."
+     )
+-    usage = "usage: %s PATTERN" % os.path.basename(sys.argv[0])
+-    args = sys.argv[1:]
++    usage = "usage: %s [-h|OPTIONS] PATTERN" % os.path.basename(sys.argv[0])
++    args = []
++    known_options = {
++        '--report-readonly-variables':
++            "Write names of readonly variables to stderr.",
++        '--preserve-readonly-attribute':
++            "Preserve the '-r' flag in 'declare -r'.",
++        '--filter-traced-variables':
++            "Filter out variables declared with '-t' attribute."
++    }
++    options = {}
++    for arg in sys.argv[1:]:
++        if arg in known_options.keys():
++            options[arg] = True
++            continue
++        if '-h' == arg or '--help' == arg:
++            sys.stdout.write(usage + "\n\nKnown <options>:\n\n")
++            for option, descr in known_options.items():
++                sys.stdout.write("  " + option + "\t" + descr + "\n")
++            sys.stdout.flush()
++            sys.exit(os.EX_OK)
++        args.append(arg)
+ 
+     if "-h" in args or "--help" in args:
+         sys.stdout.write(usage + "\n")
+@@ -150,5 +180,5 @@
+     var_pattern.append(br".*\W.*")
+ 
+     var_pattern = b"^(" + b"|".join(var_pattern) + b")$"
+-    filter_bash_environment(re.compile(var_pattern), file_in, file_out)
++    filter_bash_environment(re.compile(var_pattern), file_in, file_out, options)
+     file_out.flush()
+diff --git a/bin/save-ebuild-env.sh b/bin/save-ebuild-env.sh
+index bb17382d4..af35a3327 100755
+--- a/bin/save-ebuild-env.sh
++++ b/bin/save-ebuild-env.sh
+@@ -53,7 +53,7 @@
+ 		einfo einfon ewarn eerror ebegin __eend eend KV_major \
+ 		KV_minor KV_micro KV_to_int get_KV has \
+ 		__has_phase_defined_up_to \
+-		hasv hasq __qa_source __qa_call \
++		hasv hasq __qa_source __qa_call __call-ebuildshell \
+ 		addread addwrite adddeny addpredict __sb_append_var \
+ 		use usev useq has_version portageq \
+ 		best_version use_with use_enable register_die_hook \
+diff --git a/man/make.conf.5 b/man/make.conf.5
+index b0c1aa4f2..568f350a0 100644
+--- a/man/make.conf.5
++++ b/man/make.conf.5
+@@ -408,6 +408,12 @@ exist). Also see the related \fIunmerge\-backup\fR feature.
+ Use locks to ensure that unsandboxed ebuild phases never execute
+ concurrently. Also see \fIparallel\-install\fR.
+ .TP
++.B ebuildshell
++Drop into an interactive shell for each phase function, meant for
++debugging.  Because the shell would normally be used to execute the
++phase function, commands like src_unpack or epatch are available in the
++interactive shell.  Use `die` to terminate the merge.
++.TP
+ .B fail\-clean
+ Clean up temporary files after a build failure. This is particularly useful
+ if you have \fBPORTAGE_TMPDIR\fR on tmpfs. If this feature is enabled, you
+diff --git a/lib/_emerge/AbstractEbuildProcess.py b/lib/_emerge/AbstractEbuildProcess.py
+index 370cac529..a521596e5 100644
+--- a/lib/_emerge/AbstractEbuildProcess.py
++++ b/lib/_emerge/AbstractEbuildProcess.py
+@@ -234,6 +234,7 @@
+         null_fd = None
+         if (
+             0 not in self.fd_pipes
++            and "ebuildshell" not in self.settings.features
+             and self.phase not in self._phases_interactive_whitelist
+             and "interactive" not in self.settings.get("PROPERTIES", "").split()
+         ):
+diff --git a/lib/portage/const.py b/lib/portage/const.py
+index 3c23c85ed..d9c57f300 100644
+--- a/lib/portage/const.py
++++ b/lib/portage/const.py
+@@ -172,6 +172,7 @@
+         "distlocks",
+         "downgrade-backup",
+         "ebuild-locks",
++        "ebuildshell",
+         "fail-clean",
+         "fakeroot",
+         "fixlafiles",
+-- 
+2.16.1
+

diff --git a/sys-apps/portage/files/portage-3.0.30-prefix-stack.patch b/sys-apps/portage/files/portage-3.0.30-prefix-stack.patch
new file mode 100644
index 0000000000..c49c473ea3
--- /dev/null
+++ b/sys-apps/portage/files/portage-3.0.30-prefix-stack.patch
@@ -0,0 +1,81 @@
+From 1fe30e79c368ce71e024d70c3ec07a6aed3ef262 Mon Sep 17 00:00:00 2001
+From: Michael Haubenwallner <haubi@g.o>
+Date: Fri, 22 Mar 2019 17:52:05 +0100
+Subject: [PATCH] from FEATURES=stacked-prefix to USE=prefix-stack
+
+Rather than telling the base prefix' portage to support stacked prefix,
+be explicit in the stacked prefix about to USE that feature.
+Bug: https://bugs.gentoo.org/658572
+---
+ bin/install-qa-check.d/05prefix | 10 +++-------
+ bin/phase-helpers.sh            | 12 ++++--------
+ lib/portage/const.py            |  1 -
+ 3 files changed, 7 insertions(+), 16 deletions(-)
+
+diff --git a/bin/install-qa-check.d/05prefix b/bin/install-qa-check.d/05prefix
+index 03da3bbce..4f48e4216 100644
+--- a/bin/install-qa-check.d/05prefix
++++ b/bin/install-qa-check.d/05prefix
+@@ -36,16 +36,12 @@ install_qa_check_prefix() {
+ 	local WHITELIST=" /usr/bin/env "
+ 	# shebang can be an absolutised path, bug #342929
+ 	local eprefix=$(canonicalize ${EPREFIX})
+-	# Without the stacked-prefix feature, tests using BPREFIX
+-	# are redundant to EPREFIX, but run only if we will fail.
++	# Without USE=prefix-stack, tests using BPREFIX are
++	# redundant to EPREFIX, but run only if we will fail.
+ 	# Otherways, BPREFIX really is BROOT (the EAPI 7 one).
+ 	local BPREFIX=${EPREFIX}
+ 	local bprefix=${eprefix}
+-	if has stacked-prefix ${FEATURES} &&
+-	   [[ -z ${ROOT%/} ]]             &&
+-	   [[ ${CBUILD} == ${CHOST} ]]    &&
+-	   [[ ${EPREFIX} != ${BROOT-${PORTAGE_OVERRIDE_EPREFIX}} ]] &&
+-	:; then
++	if has prefix-stack ${USE} ; then
+ 		BPREFIX=${BROOT-${PORTAGE_OVERRIDE_EPREFIX}}
+ 		bprefix=$(canonicalize ${BPREFIX})
+ 	fi
+diff --git a/bin/phase-helpers.sh b/bin/phase-helpers.sh
+index 606b1cdfd..c64f1106b 100644
+--- a/bin/phase-helpers.sh
++++ b/bin/phase-helpers.sh
+@@ -932,18 +932,14 @@ ___best_version_and_has_version_common() {
+ 			fi ;;
+ 	esac
+ 
+-	# PREFIX LOCAL: stacked-prefix feature
++	# PREFIX LOCAL: prefix-stack feature
+ 	if ___eapi_has_prefix_variables         &&
+ 	   has "${root_arg}" '--host-root' '-b' &&
+-	   has stacked-prefix ${FEATURES}       &&
++	   has prefix-stack ${USE}              &&
+ 	   [[ -z ${ROOT%/} ]]                   &&
+-	   [[ ${CBUILD} == ${CHOST} ]]          &&
+-	   [[ ${EPREFIX} != ${BROOT-${PORTAGE_OVERRIDE_EPREFIX}} ]] &&
+ 	:; then
+-		# When we merge into another EPREFIX, but not into some ROOT,
+-		# and CHOST is equal to CBUILD, build tools found in EPREFIX
+-		# perfectly work for the current build environment.
+-		# In a "stacked prefix" we explicitly utilize this situation.
++		# When we merge into "stacked" EPREFIX, but not into some ROOT, build
++		# tools found in EPREFIX perfectly work for current build environment.
+ 		"${FUNCNAME[1]}" "${atom}" && return 0
+ 	fi
+ 	# END PREFIX LOCAL
+diff --git a/lib/portage/const.py b/lib/portage/const.py
+index eddce377d..db02cbc56 100644
+--- a/lib/portage/const.py
++++ b/lib/portage/const.py
+@@ -207,8 +207,6 @@ SUPPORTED_FEATURES       = frozenset([
+         "usersync",
+         "webrsync-gpg",
+         "xattr",
+-        # PREFIX LOCAL
+-		"stacked-prefix",
+     ]
+ )
+ 
+-- 
+2.19.2
+

diff --git a/sys-apps/portage/portage-3.0.30.ebuild b/sys-apps/portage/portage-3.0.30.ebuild
new file mode 100644
index 0000000000..88a5cd8eac
--- /dev/null
+++ b/sys-apps/portage/portage-3.0.30.ebuild
@@ -0,0 +1,307 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+DISTUTILS_USE_SETUPTOOLS=no
+PYTHON_COMPAT=( pypy3 python3_{7..9} )
+PYTHON_REQ_USE='bzip2(+),threads(+)'
+
+inherit distutils-r1 linux-info systemd prefix
+
+DESCRIPTION="Portage package manager used in Gentoo Prefix"
+HOMEPAGE="https://wiki.gentoo.org/wiki/Project:Portage"
+
+LICENSE="GPL-2"
+KEYWORDS="~x64-cygwin ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
+SLOT="0"
+IUSE="apidoc build doc gentoo-dev +ipc +native-extensions rsync-verify selinux test xattr"
+RESTRICT="!test? ( test )"
+
+BDEPEND="
+	app-arch/xz-utils
+	test? ( dev-vcs/git )"
+DEPEND="!build? ( $(python_gen_impl_dep 'ssl(+)') )
+	>=app-arch/tar-1.27
+	dev-lang/python-exec:2
+	>=sys-apps/sed-4.0.5 sys-devel/patch
+	doc? ( app-text/xmlto ~app-text/docbook-xml-dtd-4.4 )
+	apidoc? (
+		dev-python/sphinx
+		dev-python/sphinx-epytext
+	)"
+# Require sandbox-2.2 for bug #288863.
+# For whirlpool hash, require python[ssl] (bug #425046).
+# For compgen, require bash[readline] (bug #445576).
+# app-portage/gemato goes without PYTHON_USEDEP since we're calling
+# the executable.
+RDEPEND="
+	!prefix? ( acct-user/portage )
+	app-arch/zstd
+	>=app-arch/tar-1.27
+	dev-lang/python-exec:2
+	>=sys-apps/findutils-4.4
+	!build? (
+		>=sys-apps/sed-4.0.5
+		>=app-shells/bash-5.0:0[readline]
+		>=app-admin/eselect-1.2
+		rsync-verify? (
+			>=app-portage/gemato-14.5[${PYTHON_USEDEP}]
+			>=sec-keys/openpgp-keys-gentoo-release-20180706
+			>=app-crypt/gnupg-2.2.4-r2[ssl(-)]
+		)
+	)
+	elibc_glibc? ( !prefix? ( >=sys-apps/sandbox-2.2 ) )
+	elibc_musl? ( >=sys-apps/sandbox-2.2 )
+	kernel_linux? ( sys-apps/util-linux )
+	>=app-misc/pax-utils-0.1.18
+	selinux? ( >=sys-libs/libselinux-2.0.94[python,${PYTHON_USEDEP}] )
+	xattr? ( kernel_linux? (
+		>=sys-apps/install-xattr-0.3
+	) )
+	!<app-admin/logrotate-3.8.0
+	!<app-portage/gentoolkit-0.4.6
+	!<app-portage/repoman-2.3.10
+	!~app-portage/repoman-3.0.0"
+PDEPEND="
+	!build? (
+		>=net-misc/rsync-2.6.4
+		>=sys-apps/file-5.41
+		>=sys-apps/coreutils-6.4
+	)"
+# coreutils-6.4 rdep is for date format in emerge-webrsync #164532
+# NOTE: FEATURES=installsources requires debugedit and rsync
+
+SRC_ARCHIVES="https://dev.gentoo.org/~zmedico/portage/archives https://dev.gentoo.org/~grobian/distfiles"
+
+prefix_src_archives() {
+	local x y
+	for x in ${@}; do
+		for y in ${SRC_ARCHIVES}; do
+			echo ${y}/${x}
+		done
+	done
+}
+
+TARBALL_PV=${PV}
+SRC_URI="mirror://gentoo/prefix-${PN}-${TARBALL_PV}.tar.bz2
+	$(prefix_src_archives prefix-${PN}-${TARBALL_PV}.tar.bz2)"
+
+S="${WORKDIR}"/prefix-${PN}-${TARBALL_PV}
+
+pkg_pretend() {
+	local CONFIG_CHECK="~IPC_NS ~PID_NS ~NET_NS ~UTS_NS"
+
+	check_extra_config
+}
+
+python_prepare_all() {
+	distutils-r1_python_prepare_all
+
+	eapply "${FILESDIR}"/${PN}-3.0.30-prefix-stack.patch # 658572
+	eapply "${FILESDIR}"/${PN}-3.0.30-ebuildshell.patch # 155161
+	if use gentoo-dev; then
+		einfo "Disabling --dynamic-deps by default for gentoo-dev..."
+		sed -e 's:\("--dynamic-deps", \)\("y"\):\1"n":' \
+			-i lib/_emerge/create_depgraph_params.py || \
+			die "failed to patch create_depgraph_params.py"
+
+		einfo "Enabling additional FEATURES for gentoo-dev..."
+		echo 'FEATURES="${FEATURES} strict-keepdir"' \
+			>> cnf/make.globals || die
+	fi
+
+	if use native-extensions; then
+		printf "[build_ext]\nportage_ext_modules=true\n" >> \
+			setup.cfg || die
+	fi
+
+	if ! use ipc ; then
+		einfo "Disabling ipc..."
+		sed -e "s:_enable_ipc_daemon = True:_enable_ipc_daemon = False:" \
+			-i lib/_emerge/AbstractEbuildProcess.py || \
+			die "failed to patch AbstractEbuildProcess.py"
+	fi
+
+	if use xattr && use kernel_linux ; then
+		einfo "Adding FEATURES=xattr to make.globals ..."
+		echo -e '\nFEATURES="${FEATURES} xattr"' >> cnf/make.globals \
+			|| die "failed to append to make.globals"
+	fi
+
+	if use build || ! use rsync-verify; then
+		sed -e '/^sync-rsync-verify-metamanifest/s|yes|no|' \
+			-e '/^sync-webrsync-verify-signature/s|yes|no|' \
+			-i cnf/repos.conf || die "sed failed"
+	fi
+
+	if [[ -n ${EPREFIX} ]] ; then
+		# PREFIX LOCAL: only hack const_autotool
+		local extrapath="/usr/sbin:/usr/bin:/sbin:/bin"
+		# ok, we can't rely on PORTAGE_ROOT_USER being there yet, as people
+		# tend not to update that often, as long as we are a separate ebuild
+		# we can assume when unset, it's time for some older trick
+		if [[ -z ${PORTAGE_ROOT_USER} ]] ; then
+			PORTAGE_ROOT_USER=$(python -c 'from portage.const import rootuser; print rootuser')
+		fi
+		# We need to probe for bash in the Prefix, because it may not
+		# exist, in which case we fall back to the currently in use
+		# bash.  This logic is necessary in particular during bootstrap,
+		# where we pull ourselves out of a temporary place with tools
+		local bash="${EPREFIX}/bin/bash"
+		[[ ! -x ${bash} ]] && bash=${BASH}
+
+		einfo "Adjusting sources for ${EPREFIX}"
+		find . -type f -exec \
+		sed -e "s|@PORTAGE_EPREFIX@|${EPREFIX}|" \
+			-e "s|@PORTAGE_MV@|$(type -P mv)|" \
+			-e "s|@PORTAGE_BASH@|${bash}|" \
+			-e "s|@PREFIX_PORTAGE_PYTHON@|$(type -P python)|" \
+			-e "s|@EXTRA_PATH@|${extrapath}|" \
+			-e "s|@portagegroup@|${PORTAGE_GROUP:-portage}|" \
+			-e "s|@portageuser@|${PORTAGE_USER:-portage}|" \
+			-e "s|@rootuser@|${PORTAGE_ROOT_USER:-root}|" \
+			-e "s|@rootuid@|$(id -u ${PORTAGE_ROOT_USER:-root})|" \
+			-e "s|@rootgid@|$(id -g ${PORTAGE_ROOT_USER:-root})|" \
+			-e "s|@sysconfdir@|${EPREFIX}/etc|" \
+			-i '{}' + || \
+			die "Failed to patch sources"
+		# We don't need the below, since setup.py deals with this (and
+		# more) so we don't have to make this correct
+		#	-e "s|@PORTAGE_BASE@|${EPREFIX}/usr/lib/portage/${EPYTHON}|" \
+
+		# remove Makefiles, or else they will get installed
+		find . -name "Makefile.*" -delete
+
+		einfo "Prefixing shebangs ..."
+		while read -r -d $'\0' ; do
+			local shebang=$(head -n1 "$REPLY")
+			if [[ ${shebang} == "#!"* && ! ${shebang} == "#!${EPREFIX}/"* ]] ; then
+				sed -i -e "1s:.*:#!${EPREFIX}${shebang:2}:" "$REPLY" || \
+					die "sed failed"
+			fi
+		done < <(find . -type f ! -name etc-update -print0)
+
+		einfo "Setting gentoo_prefix as reponame for emerge-webrsync"
+		sed -i -e 's/repo_name=gentoo/repo_name=gentoo_prefix/' \
+			bin/emerge-webrsync || die
+
+		einfo "Making absent gemato non-fatal"
+		sed -i -e '/exitcode = 127/d' \
+			lib/portage/sync/modules/rsync/rsync.py || die
+		# END PREFIX LOCAL
+	fi
+
+	# PREFIX LOCAL: make.conf is written by bootstrap-prefix.sh
+	if use !prefix ; then
+	cd "${S}/cnf" || die
+	if [ -f "make.conf.example.${ARCH}".diff ]; then
+		patch make.conf.example "make.conf.example.${ARCH}".diff || \
+			die "Failed to patch make.conf.example"
+	else
+		eerror ""
+		eerror "Portage does not have an arch-specific configuration for this arch."
+		eerror "Please notify the arch maintainer about this issue. Using generic."
+		eerror ""
+	fi
+	fi
+}
+
+python_compile_all() {
+	local targets=()
+	use doc && targets+=( docbook )
+	use apidoc && targets+=( apidoc )
+
+	if [[ ${targets[@]} ]]; then
+		esetup.py "${targets[@]}"
+	fi
+}
+
+python_test() {
+	esetup.py test
+}
+
+python_install() {
+	# Install sbin scripts to bindir for python-exec linking
+	# they will be relocated in pkg_preinst()
+	distutils-r1_python_install \
+		--system-prefix="${EPREFIX}/usr" \
+		--bindir="$(python_get_scriptdir)" \
+		--docdir="${EPREFIX}/usr/share/doc/${PF}" \
+		--htmldir="${EPREFIX}/usr/share/doc/${PF}/html" \
+		--portage-bindir="${EPREFIX}/usr/lib/portage/${EPYTHON}" \
+		--sbindir="$(python_get_scriptdir)" \
+		--sysconfdir="${EPREFIX}/etc" \
+		"${@}"
+}
+
+python_install_all() {
+	distutils-r1_python_install_all
+
+	local targets=()
+	use doc && targets+=(
+		install_docbook
+		--htmldir="${EPREFIX}/usr/share/doc/${PF}/html"
+	)
+	use apidoc && targets+=(
+		install_apidoc
+		--htmldir="${EPREFIX}/usr/share/doc/${PF}/html"
+	)
+
+	# install docs
+	if [[ ${targets[@]} ]]; then
+		esetup.py "${targets[@]}"
+	fi
+
+	dotmpfiles "${FILESDIR}"/portage-ccache.conf
+
+	# Due to distutils/python-exec limitations
+	# these must be installed to /usr/bin.
+	local sbin_relocations='archive-conf dispatch-conf emaint env-update etc-update fixpackages regenworld'
+	einfo "Moving admin scripts to the correct directory"
+	dodir /usr/sbin
+	for target in ${sbin_relocations}; do
+		einfo "Moving /usr/bin/${target} to /usr/sbin/${target}"
+		mv "${ED}/usr/bin/${target}" "${ED}/usr/sbin/${target}" || die "sbin scripts move failed!"
+	done
+}
+
+pkg_preinst() {
+	python_setup
+	local sitedir=$(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}}" \
+		"${PYTHON}" -m portage._compat_upgrade.default_locations || die
+
+	env -u BINPKG_COMPRESS -u PORTAGE_REPOSITORIES \
+		PYTHONPATH="${D}${sitedir}${PYTHONPATH:+:${PYTHONPATH}}" \
+		"${PYTHON}" -m portage._compat_upgrade.binpkg_compression || die
+
+	env -u FEATURES -u PORTAGE_REPOSITORIES \
+		PYTHONPATH="${D}${sitedir}${PYTHONPATH:+:${PYTHONPATH}}" \
+		"${PYTHON}" -m portage._compat_upgrade.binpkg_multi_instance || die
+
+	# 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 ${PORTAGE_USER}:${PORTAGE_GROUP} "${ED}"/var/log/portage{,/elog} 2>/dev/null ; then
+		chmod g+s,ug+rwx "${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
+}