From 431a22372fcaa5b67d5a1f1c3361ed8b137223e4 Mon Sep 17 00:00:00 2001
From: cnlohr <lohr85@gmail.com>
Date: Mon, 29 May 2023 05:30:03 -0400
Subject: [PATCH] Allow SYSTEM_C to be overridden.

---
 ch32v003fun/ch32v003fun.mk | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ch32v003fun/ch32v003fun.mk b/ch32v003fun/ch32v003fun.mk
index 70b8a44..67d4334 100644
--- a/ch32v003fun/ch32v003fun.mk
+++ b/ch32v003fun/ch32v003fun.mk
@@ -17,7 +17,7 @@ CFLAGS+= \
 
 LDFLAGS+=-T $(CH32V003FUN)/ch32v003fun.ld -Wl,--gc-sections -L$(CH32V003FUN)/../misc -lgcc
 
-SYSTEM_C:=$(CH32V003FUN)/ch32v003fun.c
+SYSTEM_C?=$(CH32V003FUN)/ch32v003fun.c
 TARGET_EXT?=c
 
 $(TARGET).elf : $(SYSTEM_C) $(TARGET).$(TARGET_EXT) $(ADDITIONAL_C_FILES)
-- 
GitLab