From 32143a21c0fb6cc924912724533992297069a1ab Mon Sep 17 00:00:00 2001
From: Achim Gsell <achim.gsell@psi.ch>
Date: Thu, 2 May 2024 17:20:55 +0200
Subject: [PATCH] build-system: opt --overlay is only allowed if legacy config
 is used

---
 Pmodules/modbuild.in | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/Pmodules/modbuild.in b/Pmodules/modbuild.in
index 4aeb388..3d49ee0 100755
--- a/Pmodules/modbuild.in
+++ b/Pmodules/modbuild.in
@@ -145,10 +145,12 @@ MISCELLANEOUS OPTIONS:
 --tmpdir
         Directory used for building a module.
 
---overlay
-        Install in this overlay. Defaults to '${PMODULES_HOME%%/Tools*}'.
 --legacy
-        Use legacy configuration files.
+        Use legacy configuration files. 
+
+--overlay
+        Install in this overlay. Defaults to the base overlay. This
+	option can only be used with legacy configuration file.
 
 DOCUMENTATION:
 	Full documentation is available at 
@@ -397,6 +399,9 @@ parse_args() {
 				 "%s -- %s" \
 				 "YAML config file doesn't exist or is not readable" \
 				 "${yaml_config_file}"
+		[[ "${opt_overlay}" == 'yes' ]] && \
+			std::die 2 \
+				 "opt '--overlay' can only be used together with legacy config files!"
 		std::info "Using YAML configuration file - ${yaml_config_file}"
 	fi
 }