From a42228ad606bbabc971ff24e44afca7406331213 Mon Sep 17 00:00:00 2001
From: John Helly <j.c.helly@durham.ac.uk>
Date: Fri, 13 Nov 2020 17:15:01 +0000
Subject: [PATCH] Abort if invoke_fof=1 but --fof flag was not used

---
 examples/main.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/examples/main.c b/examples/main.c
index 005adf1258..4c9db982e4 100644
--- a/examples/main.c
+++ b/examples/main.c
@@ -1055,6 +1055,9 @@ int main(int argc, char *argv[]) {
 	  printf("Error: Cannot perform FOF seeding without black holes being in use\n");
 	return 1;
       }
+    } else {
+      if(e.snapshot_invoke_fof)
+        error("Error: Must run with --fof if Snapshots::invoke_fof=1\n");
     }
 #endif
 
-- 
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