From 13d4a38eca1f749a521a6a57734b729590bb0657 Mon Sep 17 00:00:00 2001
From: Aram Price <pricear@vmware.com>
Date: Tue, 11 Aug 2020 14:41:04 -0400
Subject: [PATCH] hack/update-codegen.sh: fix symlink paths

Wow fun times with symlinks. We *think* this script should work in CI
now...but we'll see.

Previously we were seeing a false positive where even though the generated
code was out of date, the CI step did not report failure.

Signed-off-by: Andrew Keesler <akeesler@vmware.com>
---
 hack/update-codegen.sh | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/hack/update-codegen.sh b/hack/update-codegen.sh
index 2b2c1672f..e8f6afe0a 100755
--- a/hack/update-codegen.sh
+++ b/hack/update-codegen.sh
@@ -14,9 +14,10 @@ function codegen() {
     if [[ ${IN_DOCKER:-0} -eq 1 ]]; then
         # Already in a container ($CODEGEN_IMAGE).
         mkdir -p "$(dirname /go/src/$BASE_PKG/$PKG)"
-        ln -sf "$ROOT" "/go/src/$BASE_PKG/$PKG"
+        test -e "/go/src/$BASE_PKG/$PKG" || ln -s "$ROOT" "/go/src/$BASE_PKG/$PKG"
         cd "/go/src/$BASE_PKG/$PKG"
-        /codegen/entrypoint.sh "$@" 2>&1 | sed "s|^|$1 ($PKG) > |"
+        /codegen/entrypoint.sh "$@" 2>&1 \
+          | sed "s|^|$1 ($PKG) > |"
     else
         # Local workstation.
         docker run \