From ec521c5248300e06e6223f0c59e063c422b5153a Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Feb 03 2024 20:07:44 +0000
Subject: build system: usage(): handle lack of a of project-specific cfgdefs.usage.


---

diff --git a/configure b/configure
index 8641815..a89de3e 100755
--- a/configure
+++ b/configure
@@ -33,7 +33,12 @@ usage()
 			" ___________________________________________" \
 			"__________________________________"
 
-		cat "$mb_project_dir"/project/config/cfgdefs.usage
+		if [ -f "$mb_project_dir"/project/config/cfgdefs.usage ]; then
+			cat "$mb_project_dir"/project/config/cfgdefs.usage
+		else
+			printf '%s\n\n' \
+				"[ info: this project does not provide a project-specific cfgdefs.usage file. ]"
+		fi
 	fi
 
 	exit 0