makefile

常用的数学统计算法

###
ROOT_DIR = `pwd`

###
# Tools
CC = gcc -g -m64
CCC = g++ -g -m64
SHLD = gcc -g -m64
LD = g++ -g -m64

# GSL (GNU Scientific Library)
GSL_ROOTDIR=/projects/ngi/local/Linux/gsl-1.7
GSL_LIB_PATH = $(GSL_ROOTDIR)/lib
GSL_LIB_PATH_FLAGS = $(GSL_LIB_PATH:%=-L%)
GSL_LIB_PATH_FLAGS += $(GSL_LIB_PATH:%=-Wl,--rpath=%)

###
# Compilation options
OBJ_PATH = $(ROOT_DIR)/obj
INCLUDES = -I$(GSL_ROOTDIR)/include -I.
RELOC = -fpic
CC_FLAGS = $(INCLUDES) $(RELOC)

###
# Dynamic Library options
LIB_SUFFIX = .so
SHD_LIB_FLAGS = -shared
SHD_LIBS = $(GSL_LIB_PATH_FLAGS) -lgsl -lgslcblas -lm

###
# Executable options
BIN_PATH = $(ROOT_DIR)/bin
LD_FLAGS =

# Library path
LIB_PATH = $(ROOT_DIR)/lib
LIB_PATH_FLAGS = $(LIB_PATH:%=-L%)
LIB_PATH_FLAGS += $(LIB_PATH:%=-Wl,--rpath=%)
LIB_FULL_NAME = $(LIB_PATH)/$(HEL_LIB)

###
# Dynamic library building
MAIN = stats
HEL_SRC = gsl_statext.c
HEL_OBJ = $(HEL_SRC:%.c=$(OBJ_PATH)/%.o)

# Library name
HEL_LIB_SHORT = $(MAIN)
HEL_LIB = lib$(HEL_LIB_SHORT)$(LIB_SUFFIX)
SHD_LIB_FLAGS += -Wl,-soname,$(HEL_LIB)

###
# Main program
MAIN_SRC = $(MAIN).cpp
MAIN_OBJ = $(MAIN_SRC:%.cpp=$(OBJ_PATH)/%.o)
LD_FLAGS += $(LIB_PATH_FLAGS) -l$(HEL_LIB_SHORT)
FULL_BIN_NAME = $(BIN_PATH)/$(MAIN)

###
# Tar-ball
TAR_BALL = $(MAIN).tgz

###
# Targets
first: $(FULL_BIN_NAME)

###
# Compilation Rule
$(OBJ_PATH)/%.o: %.c
	@if [ ! -d $(OBJ_PATH) ]; then mkdir -p $(OBJ_PATH); fi
	@echo "Compiling $<..." && $(CC) $(CC_FLAGS) -o $@ -c $<

$(OBJ_PATH)/%.o: %.cpp
	@if [ ! -d $(OBJ_PATH) ]; then mkdir -p $(OBJ_PATH); fi
	@echo "Compiling $<..." && $(CCC) $(CC_FLAGS) -o $@ -c $<

# Makefile debug target
print_%_value:
	@echo $($*)

###
# Dynamic Library Link
$(LIB_FULL_NAME): $(HEL_OBJ)
	@if [ ! -d $(LIB_PATH) ]; then mkdir -p $(LIB_PATH); fi
	@echo "Linking $@..." && $(SHLD) $(SHD_LIB_FLAGS) -o $@ $< $(SHD_LIBS)

###
# Executable Link
$(FULL_BIN_NAME): $(LIB_FULL_NAME) $(MAIN_OBJ)
	@if [ ! -d $(BIN_PATH) ]; then mkdir -p $(BIN_PATH); fi
	@echo "Linking $@" && $(LD) $(LD_FLAGS) -o $@ $(MAIN_OBJ) && echo "Type bin/$(MAIN) to start playing"

###
# Cleaning the object, library and executable files and directories
clean:
	@rm -f *~ $(TAR_BALL)
	@rm -rf $(OBJ_PATH) $(LIB_PATH) $(BIN_PATH)

tar: clean
	@tar zcf $(TAR_BALL) Makefile *.h *.c $(MAIN_SRC)