From bbbd8c89f25356b73d7b5320292906120b0f9752 Mon Sep 17 00:00:00 2001
From: Taiki Endo <te316e89@gmail.com>
Date: Mon, 26 Dec 2022 02:46:38 +0900
Subject: [PATCH] Support nextest on linux-gnu with very old glibc

---
 .github/workflows/ci.yml |  3 +--
 main.sh                  | 18 +++++++++++++++---
 2 files changed, 16 insertions(+), 5 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index da08cdec9..77cee46be 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -77,8 +77,7 @@ jobs:
             tool: cargo-hack,cargo-llvm-cov,cargo-minimal-versions,parse-changelog,cargo-valgrind,cargo-deny,cross,dprint,just,nextest,protoc,shellcheck,shfmt,wasm-pack,wasmtime,mdbook,mdbook-linkcheck,cargo-watch
           - container: centos:7 # glibc 2.17
             # cargo-udeps,protoc,valgrind,wasmtime,mdbook-linkcheck,cargo-watch don't provide prebuilt binaries for musl host.
-            # we don't support nextest on very old glibc due to https://github.com/taiki-e/install-action/issues/13.
-            tool: cargo-hack,cargo-llvm-cov,cargo-minimal-versions,parse-changelog,cargo-valgrind,cargo-deny,cross,dprint,just,shellcheck,shfmt,wasm-pack,mdbook,cargo-binstall
+            tool: cargo-hack,cargo-llvm-cov,cargo-minimal-versions,parse-changelog,cargo-valgrind,cargo-deny,cross,dprint,just,nextest,shellcheck,shfmt,wasm-pack,mdbook,cargo-binstall
           - container: alpine:latest # musl 1.2.3 (as of alpine 3.17)
             # cargo-udeps,protoc,valgrind,wasmtime,mdbook-linkcheck,cargo-watch don't provide prebuilt binaries for musl host.
             tool: cargo-hack,cargo-llvm-cov,cargo-minimal-versions,parse-changelog,cargo-valgrind,cargo-deny,cross,dprint,just,nextest,shellcheck,shfmt,wasm-pack,mdbook,cargo-binstall
diff --git a/main.sh b/main.sh
index 183db0b48..0dd34088c 100755
--- a/main.sh
+++ b/main.sh
@@ -150,11 +150,17 @@ read_manifest() {
                 # TODO: However, a warning may make sense.
                 download_info=$(jq <<<"${manifest}" -r ".${host_arch}_linux_gnu")
             elif [[ "${host_env}" == "gnu" ]]; then
+                # TODO: don't hardcode tool name and use 'prefer_linux_gnu' field in base manifest.
                 case "${tool}" in
                     cargo-nextest | nextest)
-                        # musl build of nextest is slow, so use glibc build if host_env is gnu.
-                        # https://github.com/taiki-e/install-action/issues/13
-                        download_info=$(jq <<<"${manifest}" -r ".${host_arch}_linux_gnu")
+                        # TODO: don't hardcode required glibc version
+                        required_glibc_version=2.27
+                        higher_glibc_version=$(echo "${required_glibc_version}"$'\n'"${host_glibc_version}" | sort -Vu | tail -1)
+                        if [[ "${higher_glibc_version}" == "${host_glibc_version}" ]]; then
+                            # musl build of nextest is slow, so use glibc build if host_env is gnu.
+                            # https://github.com/taiki-e/install-action/issues/13
+                            download_info=$(jq <<<"${manifest}" -r ".${host_arch}_linux_gnu")
+                        fi
                         ;;
                 esac
             fi
@@ -326,6 +332,12 @@ case "$(uname -s)" in
         if (ldd --version 2>&1 || true) | grep -q 'musl'; then
             host_env="musl"
         fi
+        case "${host_env}" in
+            gnu)
+                host_glibc_version=$(ldd --version 2>&1 || true)
+                host_glibc_version=$(grep <<<"${host_glibc_version}" -E "GLIBC|GNU libc" | sed "s/.* //g")
+                ;;
+        esac
         if grep -q '^ID_LIKE=' /etc/os-release; then
             base_distro="$(grep '^ID_LIKE=' /etc/os-release | sed 's/^ID_LIKE=//')"
             case "${base_distro}" in