Place -lusb-1.0 as the last of the linker options

[fw/stlink] / gdbserver / Makefile

diff --git a/gdbserver/Makefile b/gdbserver/Makefile
index e9d2774f35b7f6826f0fd4e4c5be35113820ee8f..a10a0d82793ff6cbae3b6104a3473a123d79a7fb 100644 (file)
--- a/gdbserver/Makefile
+++ b/gdbserver/Makefile
@@ -1,13 +1,24 @@
+# make ... for both libusb and libsg
+#
+# make CONFIG_USE_LIBSG=0 ...
+# for just libusb
+#
 
 PRG := st-util
 OBJS = gdb-remote.o gdb-server.o
 
 CFLAGS+=-g -Wall -Werror -std=gnu99 -I../src
-CFLAGS+=-DCONFIG_USE_LIBUSB
-CFLAGS+=-DCONFIG_USE_LIBSG
-LIBS := -lstlink -lusb-1.0 -lsgutils2
-LDFLAGS+=$(LIBS) -L..
+CFLAGS+=-DCONFIG_USE_LIBUSB=1
+LDFLAGS=-L.. -lstlink -lusb-1.0
 
+ifeq ($(CONFIG_USE_LIBSG),)
+CONFIG_USE_LIBSG=1
+endif
+
+ifneq ($(CONFIG_USE_LIBSG),0)
+CFLAGS+=-DCONFIG_USE_LIBSG=1
+LDFLAGS+=-lsgutils2
+endif
 
 all: $(PRG)