From f09bdf9c6af7a0a16787363c08ca70d1e32936d9 Mon Sep 17 00:00:00 2001
From: Tim Pillinger <26465611+wxtim@users.noreply.github.com>
Date: Wed, 22 Nov 2023 11:07:08 +0000
Subject: [PATCH] Exit immediately if folder pre-configure is called on does
 not have a rose-suite.conf

---
 cylc/rose/entry_points.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/cylc/rose/entry_points.py b/cylc/rose/entry_points.py
index 9f9b5d54..f749cd56 100644
--- a/cylc/rose/entry_points.py
+++ b/cylc/rose/entry_points.py
@@ -34,6 +34,10 @@
 
 def pre_configure(srcdir: Path, opts: 'Values') -> dict:
     """Run before the Cylc configuration is read."""
+    if not rose_config_exists(srcdir):
+        # nothing to do here
+        return {}
+
     # load the Rose config
     config_tree = load_rose_config(Path(srcdir), opts=opts)
 
@@ -53,6 +57,7 @@ def post_install(srcdir: Path, rundir: str, opts: 'Values') -> bool:
     if not rose_config_exists(srcdir):
         # nothing to do here
         return False
+
     _rundir: Path = Path(rundir)
 
     # transfer the rose-suite.conf file