Allowed CONFIG_USE_LIBSG=0 to suppress STLink/V1 compilation

[fw/stlink] / flash / Makefile

diff --git a/flash/Makefile b/flash/Makefile
index aee2f3726d6ed83c58b45de5595ef02efac8947a..8a30b4113a6bcebf88951810e7d83129e45f4f7d 100644 (file)
--- a/flash/Makefile
+++ b/flash/Makefile
@@ -1,14 +1,27 @@
+# make ... for both libusb and libsg
+#
+# make CONFIG_USE_LIBSG=0 ...
+# for just libusb
+#
 CC=gcc
 
 CFLAGS+=-g
-CFLAGS+=-DCONFIG_USE_LIBUSB
-CFLAGS+=-DCONFIG_USE_LIBSG
+CFLAGS+=-DCONFIG_USE_LIBUSB=1
 CFLAGS+=-DDEBUG
 CFLAGS+=-std=gnu99
 CFLAGS+=-Wall -Wextra
 CFLAGS+=-I../src
 
-LDFLAGS=-L.. -lstlink -lusb-1.0 -lsgutils2
+LDFLAGS=-lusb-1.0 -L.. -lstlink 
+
+ifeq ($(CONFIG_USE_LIBSG),)
+CONFIG_USE_LIBSG=1
+endif
+
+ifneq ($(CONFIG_USE_LIBSG),0)
+CFLAGS+=-DCONFIG_USE_LIBSG=1
+LDFLAGS+=-lsgutils2
+endif
 
 SRCS=main.c
 OBJS=$(SRCS:.c=.o)