ifndef BUILD_TARGET

$(error "BUILD_TARGET not defined")

endif

CC=

ifeq ($(OS), Windows_NT)

OS=windows32

else

OS=$(shell uname -s)

endif

CFLAGS=-ggdb3 -O0 -W -Wall -Wno-unused-parameter -I.

CFLAGS_BIN=$(CFLAGS)

CFLAGS_LIB=$(CFLAGS)

RM    = rm -f

RM_RF = rm -rf

MD = mkdir -p

GREP = grep

ifeq ($(OS), windows32)

EXE = .exe

DLL = .dll

LIB = .a

ifeq ($(CC),)

CC = gcc

endif

else

EXE =

DLL = .so

LIB =.so

CC = gcc

endif

SOURCES = $(wildcard *.c)

SOURCES_BIN = $(shell $(GREP) -l 'main.*argc.*argv' *.c)

BINARIES   = $(patsubst %.c,$(BUILD_TARGET)/%$(EXE),$(SOURCES_BIN))

default: $(BUILD_TARGET) $(BINARIES)

config:

	echo "BUILD_TARGET=$(BUILD_TARGET)"

	echo "CC=$(CC)"

	echo "OS=$(OS)"

	echo "BINARIES=$(BINARIES)"

$(BUILD_TARGET):

	$(MD) $(BUILD_TARGET)

$(BUILD_TARGET)/%.o: %.c

	$(CC) \

		$(shell if grep CFLAGS $< > /dev/null; then grep CFLAGS $< | sed -e 's/^.*CFLAGS=//g'; else echo "$(CFLAGS)"; fi) \

	 	-o $@ -c $<

$(BUILD_TARGET)/%$(EXE): %.c

	$(CC) \

		$(shell if grep CFLAGS $< > /dev/null; then grep CFLAGS $< | sed -e 's/^.*CFLAGS=//g'; else echo "$(CFLAGS_BIN)"; fi) \

		-o $@ $<

clean:

	$(RM_RF) $(BUILD_TARGET)

clobber: clean