From ff748e8fa1f8efb7ec614383bc55c08493f13175 Mon Sep 17 00:00:00 2001
From: Laurent Bonnans <laurent.bonnans@hikob.com>
Date: Tue, 1 Dec 2015 11:45:37 +0100
Subject: [PATCH] flashstub: factor Makefile rules

Use target-specific variables
---
 flashstub/Makefile | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/flashstub/Makefile b/flashstub/Makefile
index f6c6738..031bf41 100644
--- a/flashstub/Makefile
+++ b/flashstub/Makefile
@@ -13,15 +13,10 @@ ASFLAGS=-mcpu=cortex-m3 -mthumb
 
 all:	lmi.stub stm32f4.stub stm32l4.stub nrf51.stub stm32f1.stub
 
-stm32f1.o: stm32f1.c
-	$(Q)echo "  CC      $<"
-	$(Q)$(CC) $(CFLAGS) -DSTM32F1 -o $@ -c $<
+stm32f1.o: CFLAGS += -DSTM32F1
+stm32f4.o: CFLAGS += -DSTM32F4
 
-stm32f4.o: stm32f4.c
-	$(Q)echo "  CC      $<"
-	$(Q)$(CC) $(CFLAGS) -DSTM32F4 -o $@ -c $<
-
-stm32l4.o: stm32l4.c
+%.o:    %.c
 	$(Q)echo "  CC      $<"
 	$(Q)$(CC) $(CFLAGS) -o $@ -c $<