Makefile-gnu

#!/usr/bin/make

#DEBUG = -DDEBUG1
# $ make -f Makefile-gnu DEBUG="-DDEBUG -g"
DEBUG = 

WARNINGS = -Wall
CFLAGS += $(WARNINGS) -O2 $(DEBUG)
CXXFLAGS += $(WARNINGS) -O2 $(DEBUG)
LFLAGS = 

C_INCLUDES = -I.
C_LIBS = -L.

CC = gcc
CXX = g++
LINK = gcc

# resource compiler
RESC = windres -J rc

INSTALL_BASEDIR = /usr/local

########## rules
.SUFFIXES :  .c .cpp .cc .rc .o .exe

.c.o:
	$(CC) -c $(CFLAGS) $(C_INCLUDES) $*.c

.cpp.o:
	$(CXX) -c $(CXXFLAGS) $(CXX_INCLUDES) $*.cpp

.cc.o:
	$(CXX) -c $(CXXFLAGS) $(CXX_INCLUDES) $*.cc

.rc.o:
	$(RESC) -i $^ -o $@

########## sources
C_SRCS = \
	crc321.c \
	crc322.c \


C_OBJS += $(C_SRCS:.c=.o)
#CXX_OBJS += $(CXX_SRCS:.cc=.o)
#CXX_OBJS += $(CXX_SRCS:.cpp=.o)

OBJS = $(C_OBJS) $(RES_OBJS) 

#extension, if exists (like in dos/windoze)
#EXEX=.exe

TARGETS = crc321 crc322

all: $(TARGETS)

crc321: crc321.o
#	$(CXX) $(LFLAGS) $(CXX_LIBS) -o $@ $^
	$(CC) -o $@ $^ $(LFLAGS) $(C_LIBS)

crc322: crc322.o
	$(CC) -o $@ $^ $(LFLAGS) $(C_LIBS)

install:
#	cp 322$(EXEX) $(INSTALL_BASEDIR)/bin
	$(foreach var,$(TARGETS),cp $(var)$(EXEX) $(INSTALL_BASEDIR)/bin;)

clean:
	$(RM) *.o *~ core* $(TARGETS)

####

objs: 
	@echo $(C_OBJS)

LFLAGS: 
	@echo $(LFLAGS)