From f07433b74240b9f05ed2a409066a7ac19474d162 Mon Sep 17 00:00:00 2001
From: Valentin Lab <valentin.lab@kalysto.org>
Date: Wed, 9 Jan 2019 15:16:08 +0100
Subject: [PATCH] chg: ``cached_cmd_on_image`` is now using ``/bin/sh`` rather
 than ``/bin/bash`` for supporting alpine images

---
 bin/compose-core | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/bin/compose-core b/bin/compose-core
index 848e1e2..8f5a64c 100755
--- a/bin/compose-core
+++ b/bin/compose-core
@@ -366,7 +366,7 @@ cached_cmd_on_image() {
         return 0
     fi
     shift
-    out=$(docker run -i --rm --entrypoint /bin/bash "$image_id" -c "$*") || return 1
+    out=$(docker run -i --rm --entrypoint /bin/sh "$image_id" -c "$*") || return 1
     echo "$out" | tee "$cache_file"
 }
 export -f cached_cmd_on_image