Makefile

# Makefile for HID USB relay utility, hidusbrelay-cmd and library
# for Linux
# (Quick'n'dirty - no .h dependencies, etc.)
# Assume make is run in this dir
# pa05 21-oct-2015
#
# prototype:
# Author: Christian Starkjohann
# Creation Date: 2008-04-11
# Copyright: (c) 2008 by OBJECTIVE DEVELOPMENT Software GmbH
#
# Update:
# Move Lib & Cmd to src folder
# General cleanup, But not re-written
.DEFAULT_GOAL := all
.PHONY: all clean 

SRCDIR := src
OBJDIR := obj
INCDIR := ${SRCDIR}
VPATH := ${SRCDIR}

CMD_UTILITY := hidusb-relay-cmd
SHARED_LIB := usb_relay_device.so

all: $(CMD_UTILITY) $(SHARED_LIB)

# For Linux: Using old simple version 0.1 of libusb
HIDDATA  := hiddata_libusb01
USBFLAGS := $(shell libusb-config --cflags)
USBLIBS  := $(shell libusb-config --libs)
EXE_SUFFIX=

# Use the following lines to build for Windows and comment out the 3 above:
#HIDDATA=hiddata_mswin
#USBFLAGS=
#USBLIBS=    -lhid -lsetupapi
#EXE_SUFFIX= .exe

#+pa GCC on my ubuntu 12 won't pick this dir by default ?!
#USBFLAGS+=-I/usr/include
CC=             gcc
DEBUGFLAGS=
CFLAGS=         -O -Wall $(EXTRA_CFLAGS) $(USBFLAGS) $(DEBUGFLAGS) -I$(INCDIR)
LIBS=           $(USBLIBS)
DEPS=

$(OBJDIR)/%.o: %.c $(DEPS)
	@mkdir -p obj
	$(CC) -c -o $@ $< $(CFLAGS)

# CMD_UTILITY
SRCS_CMD    := usbrelay-cmd $(HIDDATA)
CMD_UTILITY := $(CMD_UTILITY)$(EXE_SUFFIX)
_OBJS_CMD    = $(addsuffix .o,$(SRCS_CMD))
OBJS_CMD     = $(addprefix $(OBJDIR)/,$(_OBJS_CMD))
$(CMD_UTILITY): $(OBJS_CMD)
	$(CC) -o $@ $^ $(LIBS)

# SHARED_LIB
SRCS_LIB   := usb_relay_lib $(HIDDATA)
CFLAGS     += -fPIC
_OBJS_LIB   = $(addsuffix .o,$(SRCS_LIB))
OBJS_LIB    = $(addprefix $(OBJDIR)/,$(_OBJS_LIB))
$(SHARED_LIB):	$(OBJS_LIB)
	$(CC) -shared -o $@ $^ $(LIBS)

strip: $(CMD_UTILITY)
	strip $(CMD_UTILITY)

clean:
	rm -f $(OBJDIR)/*.o $(CMD_UTILITY) $(SHARED_LIB)