# Compiler
ifeq "$(origin CC)" "default"
	COLORGCC := $(shell which colorgcc >/dev/null 2>&1 ; echo $$?)
	ifeq "$(COLORGCC)" "0"
		CC = colorgcc
	endif
endif

# Other tools
AR = ar
RANLIB = ranlib
RM = rm -f

# General variables
LIB_CIBLE = libowlps-resultreader
VERSION = 1.0

# Targets to build
STATIC = $(LIB_CIBLE).a
HEADER = owlps-resultreader.h
EXAMPLE = owlps-resultreader-udp

# Library components
OBJS = $(LIB_CIBLE).o

# Flags
LIBOWLPS_DIR = ../libowlps
CFLAGS = -O2 -Wall -Wextra -Wstrict-prototypes -O -I$(LIBOWLPS_DIR)
#CFLAGS += -g -O0
CFLAGS += -D DEBUG
DEPFLAGS = -MMD
XCFLAGS = $(CFLAGS) $(DEPFLAGS) $(WARN) $(HEADERS)
PICFLAG = -fPIC
#STRIPFLAGS = -Wl,-s
#LDFLAGS =

LIBS = -L$(LIBOWLPS_DIR) -lowlps
OS := $(shell uname)
ifeq "$(OS)" "Linux"
	LIBS += -lrt
endif
ifeq "$(OS)" "GNU/kFreeBSD"
	LIBS += -lrt
endif


## Standard targets ##

.PHONY : all static clean purge help

all : static example
static : $(STATIC)
example : $(EXAMPLE)

# Cancel implicit make rule
%: %.c

%.o : %.c $(HEADER)
	$(CC) $(XCFLAGS) -c $<

% : %.o $(HEADER) $(STATIC)
	$(CC) $(STRIPFLAGS) $(XCFLAGS) -o $@ $< \
		$(STATIC) $(LIBS)

# Static library compilation
$(STATIC) : $(OBJS)
	$(RM) $@
	$(AR) cru $@ $^
	$(RANLIB) $@


## Cleaning ##

clean :
	@$(RM) *~ *.o *.d

purge : clean
	@$(RM) $(STATIC) $(EXAMPLE)


## Help ##

help :
	@echo "Needed libraries:"
	@echo "	libowlps-dev"
	@echo
	@echo "Targets:"
	@echo " all (default): Builds the library and the sample program."
	@echo "	static: Builds the static library."
	@echo "	example: Builds the sample program."
	@echo
	@echo "	clean: Deletes the temporary files."
	@echo "	purge: Deletes the built binaries."