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Bug 649400

Summary: =mail-mta/postfix-3.3.0 USE=eai - warning: smtputf8_enable is true, but EAI support is not compiled in
Product: Gentoo Linux Reporter: Nils Freydank <holgersson>
Component: Current packagesAssignee: Eray Aslan <eras>
Status: UNCONFIRMED ---    
Severity: normal CC: net-mail+disabled, office, sam, williamh
Priority: Normal    
Version: unspecified   
Hardware: All   
OS: Linux   
Whiteboard:
Package list:
Runtime testing required: ---
Attachments: build.log of postfix with USE="eai hardened pam postgres ssl"

Description Nils Freydank 2018-03-02 19:52:25 UTC
Hi,

with USE="eai" (which is active by default via IUSE) postfix warns about missing SMTP utf8 support. I didn't investigate this further (neither older ebuilds nor the build system), but atleast the ebuild snippet *sounds* right:

if ! use eai; then
	mycc="${mycc} -DNO_EAI"
fi

Maybe upstream changed something here.

Reproducible: Always
Comment 1 Eray Aslan gentoo-dev 2018-03-06 09:32:23 UTC
Cant reproduce:

# postconf smtputf8_enable
smtputf8_enable = yes

and

Mar 06 12:26:55 [postfix/postfix-script] stopping the Postfix mail system
Mar 06 12:26:55 [postfix/master] terminating on signal 15
Mar 06 12:26:56 [postfix/postfix-script] starting the Postfix mail system
Mar 06 12:26:56 [postfix/master] daemon started -- version 3.3.0, configuration /etc/postfix
[...]
Mar 06 12:27:19 [postfix/smtpd] connect from angelfall.a21an.org[127.0.0.1]
Mar 06 12:27:55 [postfix/smtpd] A6F0D5F1: client=angelfall.a21an.org[127.0.0.1]
Mar 06 12:28:19 [postfix/cleanup] A6F0D5F1: message-id=<20180306092755.A6F0D5F1@angelfall.a21an.org>
Mar 06 12:28:19 [postfix/qmgr] A6F0D5F1: from=<>, size=321, nrcpt=1 (queue active)
Mar 06 12:28:19 [postfix/smtp] A6F0D5F1: to=<test@şüç.invalid>, relay=none, delay=45, delays=45/0.01/0.06/0, dsn=5.4.4, status=bounced (Host or domain name not found. Name service error for name=xn--7ca5b0s.invalid type=A: Host not found)
Mar 06 12:28:19 [postfix/qmgr] A6F0D5F1: removed

please check your setup.  or post your makedefs.out file (usually under /etc/postfix) or your build log and I'll have a look
Comment 2 Nils Freydank 2018-03-06 22:43:42 UTC
Created attachment 522632 [details]
build.log of postfix with USE="eai hardened pam postgres ssl"

I recompiled and tested a bit: Something is enforcing -DNO_EAI unconditionally on my system. As I assumed it would be icu depending I tested with icu-58.2-r1 and icu-60.2 without any impact.

My output of emerge --info postfix (without useless stuff like Libreoffice or current SSH IP):

# emerge --info postfix icu
Portage 2.3.24 (python 3.5.4-final-0, default/linux/amd64/17.0/hardened, gcc-7.3.0, glibc-2.25-r10, 4.15.7-gentoo x86_64)
=================================================================
                         System Settings
=================================================================
System uname: Linux-4.15.7-gentoo-x86_64-Intel_Xeon_E312xx_-Sandy_Bridge-with-gentoo-2.4.1
KiB Mem:      977664 total,     29276 free
KiB Swap:    4194300 total,   4153676 free
Timestamp of repository gentoo: Tue, 06 Mar 2018 04:00:01 +0000
Head commit of repository gentoo: 602437ff65f703e00f57117985b4b53e150072c6
sh bash 4.4_p19
ld GNU ld (Gentoo 2.30 p1) 2.30.0
app-shells/bash:          4.4_p19::gentoo
dev-lang/perl:            5.26.1-r2::gentoo
dev-lang/python:          2.7.14-r1::gentoo, 3.5.4-r1::gentoo
dev-util/cmake:           3.10.2::gentoo
dev-util/pkgconfig:       0.29.2::gentoo
sys-apps/baselayout:      2.4.1-r2::gentoo
sys-apps/openrc:          0.35.2::gentoo
sys-apps/sandbox:         2.13::gentoo
sys-devel/autoconf:       2.69-r4::gentoo
sys-devel/automake:       1.16-r1::gentoo
sys-devel/binutils:       2.30::gentoo
sys-devel/gcc:            7.3.0::gentoo
sys-devel/gcc-config:     1.9.1::gentoo
sys-devel/libtool:        2.4.6-r4::gentoo
sys-devel/make:           4.2.1-r2::gentoo
sys-kernel/linux-headers: 4.15::gentoo (virtual/os-headers)
sys-libs/glibc:           2.25-r10::gentoo
Repositories:

gentoo
    location: /var/portage/tree
    sync-type: rsync
    sync-uri: rsync://rsync.gentoo.org/gentoo-portage
    sync-user: portage:portage
    priority: -1000
    sync-rsync-extra-opts: 
    sync-rsync-verify-metamanifest: yes

crossdev
    location: /usr/local/portage
    masters: gentoo mrueg
    priority: 0

holgersson-overlay
    location: /var/lib/layman/holgersson-overlay
    sync-type: laymansync
    sync-uri: https://git.holgersson.xyz/holgersson-overlay
    masters: gentoo
    priority: 50

mrueg
    location: /var/lib/layman/mrueg
    sync-type: laymansync
    sync-uri: git://anongit.gentoo.org/dev/mrueg.git
    masters: gentoo
    priority: 50

ABI="amd64"
ABI_X86="64"
ACCEPT_KEYWORDS="amd64 ~amd64"
ACCEPT_LICENSE="* -@EULA"
ACCEPT_PROPERTIES="*"
ACCEPT_RESTRICT="*"
ALSA_CARDS=""
APACHE2_MODULES="authn_core authz_core socache_shmcb unixd actions alias auth_basic authn_alias authn_anon authn_dbm authn_default authn_file authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache cgi cgid dav dav_fs dav_lock deflate dir disk_cache env expires ext_filter file_cache filter headers include info log_config logio mem_cache mime mime_magic negotiation rewrite setenvif speling status unique_id userdir usertrack vhost_alias"
ARCH="amd64"
AUTOCLEAN="yes"
BOOTSTRAP_USE="cxx unicode internal-glib python_targets_python3_5 python_targets_python2_7 multilib hardened pic xtpax -jit -orc"
CBUILD="x86_64-pc-linux-gnu"
CFLAGS="-march=native -O2 -pipe -mindirect-branch=thunk -mfunction-return=thunk -mindirect-branch-register"
CFLAGS_amd64="-m64"
CFLAGS_x32="-mx32"
CFLAGS_x86="-m32"
CHOST="x86_64-pc-linux-gnu"
CHOST_amd64="x86_64-pc-linux-gnu"
CHOST_x32="x86_64-pc-linux-gnux32"
CHOST_x86="i686-pc-linux-gnu"
CLEAN_DELAY="5"
COLLISION_IGNORE="/lib/modules/* *.py[co] *$py.class */dropin.cache"
CONFIG_PROTECT="/etc /usr/share/gnupg/qualified.txt"
CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/env.d /etc/gconf /etc/gentoo-release /etc/php/apache2-php7.1/ext-active/ /etc/php/apache2-php7.2/ext-active/ /etc/php/cgi-php7.1/ext-active/ /etc/php/cgi-php7.2/ext-active/ /etc/php/cli-php7.1/ext-active/ /etc/php/cli-php7.2/ext-active/ /etc/revdep-rebuild /etc/sandbox.d /etc/terminfo"
CPU_FLAGS_X86="mmx mmxext sse sse2"
CPU_FLAGS_x86="aes avx mmx mmxext popcnt sse sse2 sse3 sse4_1 sse4_2 ssse3"
CXXFLAGS="-march=native -O2 -pipe -mindirect-branch=thunk -mfunction-return=thunk -mindirect-branch-register -std=c++11"
DEFAULT_ABI="amd64"
DISTDIR="/var/portage/distfiles"
EDITOR="/usr/bin/vim"
ELIBC="glibc"
EMERGE_DEFAULT_OPTS="--verbose --quiet-build --with-bdeps=y"
EMERGE_WARNING_DELAY="10"
EPREFIX=""
EROOT="/"
FCFLAGS="-O2 -pipe"
FEATURES="assume-digests binpkg-logs buildpkg config-protect-if-modified distlocks ebuild-locks fixlafiles ipc-sandbox merge-sync multilib-strict network-sandbox news nodoc parallel-fetch preserve-libs protect-owned sandbox sfperms strict unknown-features-warn unmerge-logs unmerge-orphans userfetch userpriv usersandbox usersync xattr"
FETCHCOMMAND="wget -t 3 -T 60 --passive-ftp -O "${DISTDIR}/${FILE}" "${URI}""
FETCHCOMMAND_RSYNC="rsync -avP "${URI}" "${DISTDIR}/${FILE}""
FETCHCOMMAND_SFTP="bash -c "x=\${2#sftp://} ; host=\${x%%/*} ; port=\${host##*:} ; host=\${host%:*} ; [[ \${host} = \${port} ]] && port= ; eval \"declare -a ssh_opts=(\${3})\" ; exec sftp \${port:+-P \${port}} \"\${ssh_opts[@]}\" \"\${host}:/\${x#*/}\" \"\$1\"" sftp "${DISTDIR}/${FILE}" "${URI}" "${PORTAGE_SSH_OPTS}""
FETCHCOMMAND_SSH="bash -c "x=\${2#ssh://} ; host=\${x%%/*} ; port=\${host##*:} ; host=\${host%:*} ; [[ \${host} = \${port} ]] && port= ; exec rsync --rsh=\"ssh \${port:+-p\${port}} \${3}\" -avP \"\${host}:/\${x#*/}\" \"\$1\"" rsync "${DISTDIR}/${FILE}" "${URI}" "${PORTAGE_SSH_OPTS}""
FFLAGS="-O2 -pipe"
GCC_SPECS=""
GENTOO_MIRRORS="XXX"
GRUB_PLATFORMS="pc"
HOME="/root"
INFOPATH="/usr/share/gcc-data/x86_64-pc-linux-gnu/7.3.0/info:/usr/share/binutils-data/x86_64-pc-linux-gnu/2.30/info:/usr/share/info"
INPUT_DEVICES=""
IUSE_IMPLICIT="abi_x86_64 prefix prefix-chain prefix-guest"
KERNEL="linux"
L10N="de de_DE en"
LANG="de_DE.utf8"
LC_COLLATE="C"
LC_MEASUREMENT="de_DE.UTF-8"
LC_MESSAGES="C"
LC_MONETARY="de_DE.UTF-8"
LC_NUMERIC="de_DE.UTF-8"
LC_TIME="de_DE.UTF-8"
LDFLAGS="-Wl,-O1 -Wl,--as-needed"
LDFLAGS_amd64="-m elf_x86_64"
LDFLAGS_x32="-m elf32_x86_64"
LDFLAGS_x86="-m elf_i386"
LESS="-R -M --shift 5"
LESSOPEN="|lesspipe %s"
LIBDIR_amd64="lib64"
LIBDIR_x32="libx32"
LIBDIR_x86="lib32"
LINGUAS="de de_DE en"
LOGNAME="root"
LS_COLORS="many ;)"
MAIL="/var/mail/root"
MAKEOPTS="-j2 -l5"
MANPAGER="manpager"
MANPATH="/usr/share/gcc-data/x86_64-pc-linux-gnu/7.3.0/man:/usr/share/binutils-data/x86_64-pc-linux-gnu/2.30/man:/usr/lib64/php7.1/man/:/usr/lib64/php7.2/man/:/usr/local/share/man:/usr/share/man"
MULTILIB_ABIS="amd64 x86"
MULTILIB_STRICT_DENY="64-bit.*shared object"
MULTILIB_STRICT_DIRS="/lib32 /lib /usr/lib32 /usr/lib /usr/kde/*/lib32 /usr/kde/*/lib /usr/qt/*/lib32 /usr/qt/*/lib /usr/X11R6/lib32 /usr/X11R6/lib"
MULTILIB_STRICT_EXEMPT="(perl5|gcc|gcc-lib|binutils|eclipse-3|debug|portage|udev|systemd|clang|python-exec|llvm)"


PAGER="/usr/bin/less"
PATH="/usr/x86_64-pc-linux-gnu/gcc-bin/7.3.0:/usr/x86_64-pc-linux-gnu/armv6j-hardfloat-linux-gnueabi/gcc-bin/7.3.0:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/opt/bin"
PAX_MARKINGS="XT"
PHP_TARGETS="php7-1"
PKGDIR="/var/portage/packages"
PORTAGE_ARCHLIST="alpha amd64 amd64-fbsd amd64-linux arm arm-linux arm64 arm64-linux hppa ia64 m68k m68k-mint mips ppc ppc-aix ppc-macos ppc64 ppc64-linux s390 sh sparc sparc-solaris sparc64-solaris x64-cygwin x64-macos x64-solaris x86 x86-cygwin x86-fbsd x86-linux x86-macos x86-solaris x86-winnt"
PORTAGE_BIN_PATH="/usr/lib/portage/python3.5"
PORTAGE_COMPRESS="xz"
PORTAGE_COMPRESS_EXCLUDE_SUFFIXES="css gif htm[l]? jp[e]?g js pdf png"
PORTAGE_COMPRESS_FLAGS="-6 -T1"
PORTAGE_CONFIGROOT="/"
PORTAGE_DEBUG="0"
PORTAGE_DEPCACHEDIR="/var/cache/edb/dep"
PORTAGE_ELOG_CLASSES="log warn error"
PORTAGE_ELOG_MAILFROM="portage@localhost"
PORTAGE_ELOG_MAILSUBJECT="[portage] ebuild log for ${PACKAGE} on ${HOST}"
PORTAGE_ELOG_MAILURI="root"
PORTAGE_ELOG_SYSTEM="save_summary:log,warn,error,qa echo"
PORTAGE_FETCH_CHECKSUM_TRY_MIRRORS="5"
PORTAGE_FETCH_RESUME_MIN_SIZE="350K"
PORTAGE_GID="250"
PORTAGE_GPG_DIR="/etc/portage/gpg"
PORTAGE_GPG_SIGNING_COMMAND="gpg --sign --digest-algo SHA256 --clearsign --yes --default-key "${PORTAGE_GPG_KEY}" --homedir "${PORTAGE_GPG_DIR}" "${FILE}""
PORTAGE_INST_GID="0"
PORTAGE_INST_UID="0"
PORTAGE_INTERNAL_CALLER="1"
PORTAGE_OVERRIDE_EPREFIX=""
PORTAGE_PYM_PATH="/usr/lib64/python3.5/site-packages"
PORTAGE_PYTHONPATH="/usr/lib64/python3.5/site-packages"
PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --omit-dir-times --compress --force --whole-file --delete --stats --human-readable --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages --exclude=/.git"
PORTAGE_RSYNC_RETRIES="-1"
PORTAGE_SYNC_STALE="30"
PORTAGE_TMPDIR="/var/tmp"
PORTAGE_VERBOSE="1"
PORTAGE_WORKDIR_MODE="0700"
PORTAGE_XATTR_EXCLUDE="btrfs.* security.evm security.ima        security.selinux system.nfs4_acl user.apache_handler    user.Beagle.* user.dublincore.* user.mime_encoding user.xdg.*"
PORT_LOGDIR_CLEAN="find "${PORT_LOGDIR}" -type f ! -name "summary.log*" -mtime +7 -delete"
POSTGRES_TARGETS="postgres9_5"
PROFILE_IS_HARDENED="1"
PROFILE_ONLY_VARIABLES="ARCH ELIBC IUSE_IMPLICIT KERNEL USERLAND USE_EXPAND_IMPLICIT USE_EXPAND_UNPREFIXED USE_EXPAND_VALUES_ARCH USE_EXPAND_VALUES_ELIBC USE_EXPAND_VALUES_KERNEL USE_EXPAND_VALUES_USERLAND"
PROSODY_MODULES="admin_message log_auth sslv3_warn"
PWD="/root"
PYTHONDONTWRITEBYTECODE="1"
PYTHON_SINGLE_TARGET="python3_5"
PYTHON_TARGETS="python2_7 python3_5"
RESUMECOMMAND="wget -c -t 3 -T 60 --passive-ftp -O "${DISTDIR}/${FILE}" "${URI}""
RESUMECOMMAND_RSYNC="rsync -avP "${URI}" "${DISTDIR}/${FILE}""
RESUMECOMMAND_SSH="bash -c "x=\${2#ssh://} ; host=\${x%%/*} ; port=\${host##*:} ; host=\${host%:*} ; [[ \${host} = \${port} ]] && port= ; exec rsync --rsh=\"ssh \${port:+-p\${port}} \${3}\" -avP \"\${host}:/\${x#*/}\" \"\$1\"" rsync "${DISTDIR}/${FILE}" "${URI}" "${PORTAGE_SSH_OPTS}""
ROOT="/"
ROOTPATH="/usr/x86_64-pc-linux-gnu/gcc-bin/7.3.0:/usr/x86_64-pc-linux-gnu/armv6j-hardfloat-linux-gnueabi/gcc-bin/7.3.0:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/opt/bin"
SHELL="/bin/bash"
SYMLINK_LIB="yes"
TERM="xterm-256color"
TWISTED_DISABLE_WRITING_OF_PLUGIN_CACHE="1"
UNINSTALL_IGNORE="/lib/modules/* /var/run /var/lock"
USE="acl amd64 audit bash-completion bzip2 caps crypt cxx fpm git gpg hardened iconv ipv6 multilib ncurses nftables nptl openmp pam pcre pie postgres readline seccomp ssl ssp unicode vhosts vim-syntax xattr xtpax zlib zsh zsh-completion" ABI_X86="64" APACHE2_MODULES="authn_core authz_core socache_shmcb unixd actions alias auth_basic authn_alias authn_anon authn_dbm authn_default authn_file authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache cgi cgid dav dav_fs dav_lock deflate dir disk_cache env expires ext_filter file_cache filter headers include info log_config logio mem_cache mime mime_magic negotiation rewrite setenvif speling status unique_id userdir usertrack vhost_alias" CALLIGRA_FEATURES="kexi words flow plan sheets stage tables krita karbon braindump author" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" CPU_FLAGS_X86="mmx mmxext sse sse2" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock isync itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf skytraq superstar2 timing tsip tripmate tnt ublox ubx" GRUB_PLATFORMS="pc" KERNEL="linux" L10N="de de_DE en" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer" OFFICE_IMPLEMENTATION="libreoffice" PHP_TARGETS="php7-1" POSTGRES_TARGETS="postgres9_5" PYTHON_SINGLE_TARGET="python3_5" PYTHON_TARGETS="python2_7 python3_5" RUBY_TARGETS="ruby22 ruby23" USERLAND="GNU" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq steal rawnat logmark ipmark dhcpmac delude chaos account"
USER="root"
USERLAND="GNU"
USE_EXPAND="ABI_MIPS ABI_PPC ABI_S390 ABI_X86 ALSA_CARDS APACHE2_MODULES APACHE2_MPMS CALLIGRA_EXPERIMENTAL_FEATURES CALLIGRA_FEATURES CAMERAS COLLECTD_PLUGINS CPU_FLAGS_ARM CPU_FLAGS_X86 CURL_SSL ELIBC ENLIGHTENMENT_MODULES FFTOOLS GPSD_PROTOCOLS GRUB_PLATFORMS INPUT_DEVICES KERNEL L10N LCD_DEVICES LIBREOFFICE_EXTENSIONS LIRC_DEVICES LLVM_TARGETS MONKEYD_PLUGINS NETBEANS_MODULES NGINX_MODULES_HTTP NGINX_MODULES_MAIL NGINX_MODULES_STREAM OFED_DRIVERS OFFICE_IMPLEMENTATION OPENMPI_FABRICS OPENMPI_OFED_FEATURES OPENMPI_RM PHP_TARGETS POSTGRES_TARGETS PYTHON_SINGLE_TARGET PYTHON_TARGETS QEMU_SOFTMMU_TARGETS QEMU_USER_TARGETS ROS_MESSAGES RUBY_TARGETS SANE_BACKENDS USERLAND UWSGI_PLUGINS VIDEO_CARDS VOICEMAIL_STORAGE XFCE_PLUGINS XTABLES_ADDONS"
USE_EXPAND_HIDDEN="ABI_MIPS ABI_PPC ABI_S390 CPU_FLAGS_ARM ELIBC KERNEL USERLAND"
USE_EXPAND_IMPLICIT="ARCH ELIBC KERNEL USERLAND"
USE_EXPAND_UNPREFIXED="ARCH"
USE_EXPAND_VALUES_ARCH="alpha amd64 amd64-fbsd amd64-linux arm arm-linux arm64 hppa ia64 m68k m68k-mint mips ppc ppc64 ppc64-linux ppc-aix ppc-macos s390 sh sparc sparc64-solaris sparc-solaris x64-cygwin x64-macos x64-solaris x86 x86-cygwin x86-fbsd x86-linux x86-macos x86-solaris x86-winnt"
USE_EXPAND_VALUES_ELIBC="AIX bionic Cygwin Darwin DragonFly FreeBSD glibc HPUX Interix mingw mintlib musl NetBSD OpenBSD SunOS uclibc Winnt"
USE_EXPAND_VALUES_KERNEL="AIX Darwin FreeBSD freemint HPUX linux NetBSD OpenBSD SunOS Winnt"
USE_EXPAND_VALUES_USERLAND="BSD GNU"
USE_ORDER="env:pkg:conf:defaults:pkginternal:repo:env.d"
VIDEO_CARDS=""
XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq steal rawnat logmark ipmark dhcpmac delude chaos account"

=================================================================
                        Package Settings
=================================================================

mail-mta/postfix-3.3.0::gentoo was built with the following:
USE="eai hardened pam postgres ssl -berkdb -cdb -doc -dovecot-sasl -ldap -ldap-bind -libressl -lmdb -mbox -memcached -mysql -nis -sasl (-selinux) -sqlite" ABI_X86="(64)"
CFLAGS="-march=native -O2 -pipe -mindirect-branch=thunk -mfunction-return=thunk -mindirect-branch-register -Wno-comment"
CXXFLAGS="-march=native -O2 -pipe -mindirect-branch=thunk -mfunction-return=thunk -mindirect-branch-register -std=c++11 -Wno-comment"
Comment 3 Eray Aslan gentoo-dev 2018-04-02 11:30:27 UTC
What version of icu?

and what's the output of
1/ icu-config --cppflags
2/ icu-config --ldflags
3/ the following shell script?

---- START PASTE ----
#!/usr/bin/env bash

icu_cppflags=`(icu-config --cppflags) 2>/dev/null` && {
  icu_ldflags=`(icu-config --ldflags) 2>/dev/null` && {
    trap 'rm -f makedefs.test makedefs.test.[co]' 1 2 3 15
      cat >makedefs.test.c <<'EOF'
#include <unicode/uidna.h>
#include <stdlib.h>

int main(int argc, char **argv)
{
    char    buf[1024];
    UErrorCode error = U_ZERO_ERROR;
    UIDNAInfo info = UIDNA_INFO_INITIALIZER;
    UIDNA  *idna = uidna_openUTS46(UIDNA_DEFAULT, &error);

    exit(uidna_labelToUnicodeUTF8(idna,
                                  "xn--lgbbat1ad8j",    /* an arabic TLD */
                                  15,
                                  buf,
                                  sizeof(buf),
                                  &info,
                                  &error) != 14);
}
EOF
                    ${CC-gcc} -o makedefs.test makedefs.test.c $icu_cppflags \
                        $icu_ldflags >/dev/null 2>&1
                    if ./makedefs.test 2>/dev/null ; then
                        echo CCARGS="$CCARGS $icu_cppflags"
                        echo SYSLIBS="$SYSLIBS $icu_ldflags"
                    else
                        echo CCARGS="$CCARGS -DNO_EAI"
                    fi
                    rm -f makedefs.test makedefs.test.[co]
                }
            } || echo CCARGS="$CCARGS -DNO_EAI"' -DDEF_SMTPUTF8_ENABLE=\"no\"'
---- END PASTE ----
Comment 4 Nils Freydank 2019-04-13 06:55:53 UTC
Sorry for the huge delays. As soon as I have some spare time and a new hardened systemd without a postfix installed yet I’ll reproduce the error and post the ICU details that were asked for with up to date informations.
Comment 5 Michael Hofmann 2020-10-11 15:47:48 UTC
> Something is enforcing -DNO_EAI unconditionally on my system.

I can see it on my machine, too.

Reason:

the test sequence in makedefs:

             icu_cppflags=`((pkg-config --cflags icu-uc icu-i18n) ||
                   (icu-config --cppflags)) 2>/dev/null` && {
                 icu_ldflags=`((pkg-config --libs icu-uc icu-i18n) ||
                   (icu-config --ldflags)) 2>/dev/null` && {
                     trap 'rm -f makedefs.test makedefs.test.[co]' 1 2 3 15
                     cat >makedefs.test.c <<'EOF'
  #include <unicode/uidna.h>
  #include <stdlib.h>

  int main(int argc, char **argv)
  {
    char    buf[1024];
    UErrorCode error = U_ZERO_ERROR;
    UIDNAInfo info = UIDNA_INFO_INITIALIZER;
    UIDNA  *idna = uidna_openUTS46(UIDNA_DEFAULT, &error);

    exit(uidna_labelToUnicodeUTF8(idna,
                                  "xn--lgbbat1ad8j",    /* an arabic TLD */
                                  15,
                                  buf,
                                  sizeof(buf),
                                  &info,
                                  &error) != 14);
  }
  EOF
                    ${CC-gcc} -o makedefs.test makedefs.test.c $icu_cppflags \
                        $icu_ldflags

returns: 

/usr/lib/gcc/x86_64-pc-linux-gnu/9.3.0/../../../../x86_64-pc-linux-gnu/bin/ld: /usr/lib/gcc/x86_64-pc-linux-gnu/9.3.0/../../../../lib64/libicuuc.so: undefined reference to `std::__get_once_mutex()@GLIBCXX_3.4.12'
/usr/lib/gcc/x86_64-pc-linux-gnu/9.3.0/../../../../x86_64-pc-linux-gnu/bin/ld: /usr/lib/gcc/x86_64-pc-linux-gnu/9.3.0/../../../../lib64/libicuuc.so: undefined reference to `std::__once_functor@GLIBCXX_3.4.11'
/usr/lib/gcc/x86_64-pc-linux-gnu/9.3.0/../../../../x86_64-pc-linux-gnu/bin/ld: /usr/lib/gcc/x86_64-pc-linux-gnu/9.3.0/../../../../lib64/libicuuc.so: undefined reference to `std::__set_once_functor_lock_ptr(std::unique_lock<std::mutex>*)@GLIBCXX_3.4.12'
collect2: error: ld returned 1 exit status
Comment 6 Michael Hofmann 2020-10-11 15:54:06 UTC
On my machine, it helped to re-emerge icu. After that, the test program compiled without errors and postfix emerged with support for the icu library.
Comment 7 Eray Aslan gentoo-dev 2020-10-12 06:52:23 UTC
looks like an icu problem to me.  cc ing maintainer