From b08486338f7fbf03a1d0f9a20f5b1688c4576135 Mon Sep 17 00:00:00 2001
From: Ben Avison <bavison@riscosopen.org>
Date: Wed, 6 Nov 2019 01:15:57 +0000
Subject: [PATCH] Compatibility fix for amu < 5.32

Earlier versions couldn't cope with RES_OBJ being set to an empty string.
---
 Makefiles/CModule | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Makefiles/CModule b/Makefiles/CModule
index dd083bb..79d2865 100644
--- a/Makefiles/CModule
+++ b/Makefiles/CModule
@@ -410,12 +410,14 @@ resources-None: resources_extra resources_common
 resources-: resources_extra resources_cmdhelp resources_common
         @${NOP}
 
+ifneq (${RES_OBJ},)
 o.${RES_OBJ}: resources-${CMDHELP} ${DIRS}
         ${INSTVIARG} ${MERGEDRDIR} ${RES_PATH} o._ResGen_
         ${RESGEN} ${RES_AREA} $@ -via o._ResGen_
 
 od.${RES_OBJ}: o.${RES_OBJ}
         ${CP} o.${RES_OBJ} $@ ${CPFLAGS}
+endif
 
 #
 # ROM build rules
-- 
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