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contrib/devtools/symbol-check.py: Update allowed library versions and documentation. 

Co-authored-by: Jack Grigg <jack@electriccoin.co>
Signed-off-by: Daira-Emma Hopwood <daira@jacaranda.org>
This commit is contained in:
Daira-Emma Hopwood 2025-04-16 23:35:41 +01:00
parent 884dfe49c9
commit b3c9ae5455
1 changed files with 23 additions and 23 deletions
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contrib/devtools/symbol-check.py
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@ -18,50 +18,50 @@ import re
import sys
import os
# Ubuntu 20.04 LTS (Focal Fossa; End of Support April 2025) has:
# Ubuntu 22.04 LTS (Jammy Jellyfish; End of Support April 2027) has:
#
# - g++ version 9.3.0 (https://packages.ubuntu.com/search?suite=all&searchon=names&keywords=g%2B%2B)
# - libc6 version 2.31 (https://packages.ubuntu.com/search?suite=all&searchon=names&keywords=libc6)
# - g++ version 11.2.0 (https://packages.ubuntu.com/search?suite=all&searchon=names&keywords=g%2B%2B)
# - libc6 version 2.35 (https://packages.ubuntu.com/search?suite=all&searchon=names&keywords=libc6)
#
# Debian 10 (Buster; LTS EOL June 2024) has:
# Debian 11 (Bullseye; LTS EOL August 2026) has:
#
# - g++ version 8.3.0 (https://packages.debian.org/search?suite=default&section=all&arch=any&searchon=names&keywords=g%2B%2B)
# - libc6 version 2.28 (https://packages.debian.org/search?suite=default&section=all&arch=any&searchon=names&keywords=libc6)
# - g++ version 10.2.1 (https://packages.debian.org/search?suite=default&section=all&arch=any&searchon=names&keywords=g%2B%2B)
# - libc6 version 2.31 (https://packages.debian.org/search?suite=default&section=all&arch=any&searchon=names&keywords=libc6)
#
# RedHat Enterprise Linux 8 (EOL: long and complicated) is based on Fedora 28 (EOL 2019-05-28) and uses the same base packages:
# RedHat Enterprise Linux 9 (EOL some time in 2032) is based on Fedora 34 (EOL 2022-06-07) and uses the same base packages:
#
# - g++ version 8.0.1 (https://archives.fedoraproject.org/pub/archive/fedora/linux/releases/28/Everything/x86_64/os/Packages/g/ search for gcc-)
# - libc6 version 2.27 (https://archives.fedoraproject.org/pub/archive/fedora/linux/releases/28/Everything/x86_64/os/Packages/g/ search for glibc)
# - g++ version 11.0.1 (https://archives.fedoraproject.org/pub/archive/fedora/linux/releases/34/Everything/x86_64/os/Packages/g/ search for gcc-)
# - libc6 version 2.33 (https://archives.fedoraproject.org/pub/archive/fedora/linux/releases/34/Everything/x86_64/os/Packages/g/ search for glibc)
#
# Fedora 31 (EOL ~November 2020) has:
# Fedora 40 (EOL ~May 2025) has:
#
# - g++ version 9.2.1 (https://dl.fedoraproject.org/pub/fedora/linux/releases/31/Everything/x86_64/os/Packages/g/ search for gcc-)
# - libc6 version 2.30 (https://dl.fedoraproject.org/pub/fedora/linux/releases/31/Everything/x86_64/os/Packages/g/ search for glibc)
# - g++ version 14.0.1 (https://dl.fedoraproject.org/pub/fedora/linux/releases/40/Everything/x86_64/os/Packages/g/ search for gcc-)
# - libc6 version 2.39 (https://dl.fedoraproject.org/pub/fedora/linux/releases/40/Everything/x86_64/os/Packages/g/ search for glibc)
#
# Arch is a rolling release, and as of October 2020 has packages for:
# Arch is a rolling release, and as of April 2025 has packages for:
#
# - g++ version 8.4.0 / 9.3.0 / 10.2.0 (https://www.archlinux.org/packages/?q=gcc)
# - libc6 version 2.32 (https://www.archlinux.org/packages/?q=glibc)
# - g++ version 13.3.1 / 14.2.1 (https://www.archlinux.org/packages/?q=gcc)
# - libc6 version 2.41 (https://www.archlinux.org/packages/?q=glibc)
#
# We take the minimum of these as our target. In practice, if we build on Buster without
# We take the minimum of these as our target. In practice, if we build on Bullseye without
# upgrading GCC or libc, then we should get a binary that works for all these systems, and
# later ones.
#
# According to the GNU ABI document (https://gcc.gnu.org/onlinedocs/libstdc++/manual/abi.html) this corresponds to:
# GCC 8.0.0: GCC_8.0.0, GLIBCXX_3.4.24, CXXABI_1.3.11
# libc6: GLIBC_2_27
# According to the GNU ABI document (https://gcc.gnu.org/onlinedocs/libstdc++/manual/abi.html) this corresponds to libstdc++.so.6.0.28:
# GCC 10.1.0: GCC_9.0.0, GLIBCXX_3.4.28, CXXABI_1.3.12
# libc6: GLIBC_2_31
# We statically link libc++ and libc++abi in our builds. Set this to allow dynamic linking to libstdc++.
ALLOW_DYNAMIC_LIBSTDCXX = False
MAX_VERSIONS = {
'GCC': (8,0,0),
'GLIBC': (2,27),
'GCC': (10,2,1),
'GLIBC': (2,31),
}
if ALLOW_DYNAMIC_LIBSTDCXX:
MAX_VERSIONS.update({
'GLIBCXX': (3,4,14),
'CXXABI': (1,3,4),
'GLIBCXX': (3,4,28),
'CXXABI': (1,3,12),
})
# See here for a description of _IO_stdin_used: