publish-release: Make check for musl more reliable

The "ldd --version" output doesn't necessarily contain the libc vendor.
processone · Sep 27, 2023 · 469f399 · 469f399
1 parent b987743
commit 469f399
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/tools/publish-release b/tools/publish-release
@@ -103,10 +103,10 @@ cat >"$web_root_dir/install" <<-EOF
 	Linux/x86_64) arch='x64' ;;
 	*) unsupported "\$platform" ;;
 	esac
-	ldd_output=\$(ldd --version 2>&1 || :)
+	ldd_output=\$(ldd '/bin/ls' | grep 'libc')
 	case \$ldd_output in
-	*GNU\ libc*|*[Gg][Ll][Ii][Bb][Cc]*) libc='glibc' ;;
 	*musl*) libc='musl' ;;
+	*gnu*) libc='glibc' ;;
 	*) unsupported 'non-glibc/musl' ;;
 	esac
 	installer="\$rel_name-\$rel_vsn-\$os-\$libc-\$arch.run"