From 449866cb0af3fc547df6538a6552517cc8974616 Mon Sep 17 00:00:00 2001
From: Jeff Epler <jepler@gmail.com>
Date: Wed, 3 Sep 2025 13:50:28 -0500
Subject: [PATCH] tools/ci.sh: Exit with error if zcat fails during
 ci_esp8266_setup.

Signed-off-by: Jeff Epler <jepler@unpythonic.net>
---
 tools/ci.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/ci.sh b/tools/ci.sh
index 17044edf28..e6f33416b0 100755
--- a/tools/ci.sh
+++ b/tools/ci.sh
@@ -232,7 +232,7 @@ function ci_esp32_build_c2_c6 {
 function ci_esp8266_setup {
     sudo pip3 install pyserial esptool==3.3.1 pyelftools ar
     wget https://micropython.org/resources/xtensa-lx106-elf-standalone.tar.gz
-    zcat xtensa-lx106-elf-standalone.tar.gz | tar x
+    (set -o pipefile; zcat xtensa-lx106-elf-standalone.tar.gz | tar x)
     # Remove this esptool.py so pip version is used instead
     rm xtensa-lx106-elf/bin/esptool.py
 }