我正在尝试实现论文“ Recursive Make Considered Harmful ”中概述的非递归 make 解决方案。我目前坚持要生成 *.d 依赖文件。我在下面提供了 makefile、示例 module.mk 和错误。有什么想法可以解决这个问题吗？
MODULES := \
module1 \
module2
# define compiler
CC = /opt/local/bin/clang++-mp-3.1
# exclude the following warnings for clang
CLANG_NO_WARN = \
-Wno-c++98-compat \
-Wno-weak-vtables \
-Wno-padded \
-Wno-global-constructors \
-Wno-exit-time-destructors
# look for include files in each of the modules
CFLAGS += \
-g -Weverything -Wall -std=c++11 -stdlib=libc++ $(CLANG_NO_WARN) \
-I../ -I/usr/local/include $(patsubst %, -I%, $(MODULES))
# linker flags
LDFLAGS := \
-stdlib=libc++ \
-L/usr/local/boost_1_50_0/stage/lib -L/usr/local/lib
# extra libraries if required (each module will add to this)
LIBS := \
-lboost_program_options \
-lboost_system \
-lglog \
-lpugixml
# source files to be compiled (each module will add to this)
SRCS := \
Main.cpp
# include the descriptions for each module
include $(patsubst %, %/module.mk, $(MODULES))
# determine the object files
OBJS := \
$(patsubst %.cpp, %.o, $(filter %.cpp, $(SRCS)))
# link the program
prog: $(OBJS)
$(CC) -o $@ $(OBJS) $(LDFLAGS) $(LIBS)
# include the C include dependencies
include $(OBJS:.o=.d)
# calculate C include dependencies
%.d: %.cpp
depend.sh `dirname $*.cpp` $(CFLAGS) $*.cpp > $@
----------
#!/bin/sh
# Evaluate dependencies for use by the makefile
echo "Called"
DIR="$1"
shift 1
case "$DIR" in
"" | ".")
$CC -MM -MG "$@" | sed -e 's@ˆ\(.*\)\.o:@\1.d \1.o:@' ;;
*)
$CC -MM -MG "$@" | sed -e "s@ˆ\(.*\)\.o:@$DIR/\1.d \ $DIR/\1.o:@" ;;
esac
------------
# module.mk
SRCS += \
Algo.cpp \
CommandHandler.cpp \
Exchange.cpp \
TCPSocket.cpp \
TradingEngine.cpp
----------
$ make
makefile:68: Main.d: No such file or directory
makefile:68: view_string.d: No such file or directory
makefile:68: Algo.d: No such file or directory
makefile:68: CommandHandler.d: No such file or directory
makefile:68: Exchange.d: No such file or directory
makefile:68: TCPSocket.d: No such file or directory
makefile:68: TradingEngine.d: No such file or directory
makefile:68: Exchange.d: No such file or directory
makefile:68: Requests.d: No such file or directory
makefile:68: TickCapture.d: No such file or directory
makefile:68: types.d: No such file or directory
make: *** No rule to make target `types.d'. Stop.
更新 完成的makefile和示例module.mk
$cat makefile
# executable name
BINARY := my_prog
# clang config
CLANG := /opt/local/bin/clang++-mp-3.1
CLANG_WARNINGS := \
-Wno-c++98-compat \
-Wno-weak-vtables \
-Wno-padded \
-Wno-global-constructors \
-Wno-exit-time-destructors
CLANG_CFLAGS := \
-g -Weverything -Wall -std=c++11 -stdlib=libc++
CLANG_LDFLAGS := \
-stdlib=libc++
# generic compiler config
CC := $(CLANG)
CFLAGS := $(CLANG_WARNINGS) $(CLANG_CFLAGS)
LDFLAGS := $(CLANG_LDFLAGS)
INCS := \
-I../ \
-I/usr/local/include \
$(patsubst %, -I%, $(SUBDIRS))
LIBS := \
-L/usr/local/boost_1_50_0/stage/lib \
-L/usr/local/lib \
-lboost_program_options \
-lboost_system \
-lglog \
-lpugixml
# list subdirectories in which to look for dependencies
# must define SRCS first as subdirs will append to this
# their src files
SRCS := Main.cpp
SUBDIRS := \
module1 \
module2
include $(patsubst %, %/module.mk, $(SUBDIRS))
# derive object files from srcs
OBJS := $(patsubst %.cpp, %.o, $(filter %.cpp, $(SRCS)))
# link the program
$(BINARY): $(OBJS)
$(CC) -o $@ $(OBJS) $(LDFLAGS) $(LIBS)
# include generated dependency files
DEPS := $(OBJS:.o=.d)
-include $(DEPS)
# generate include dependencies
%.d: %.cpp
./depend.sh `dirname $*.cpp` $(INCS) $*.cpp > $@
# compile
.cpp.o:
$(CC) $(CFLAGS) $(INCS) $< -c -o $@
# clean, obviously
clean:
rm -f $(BINARY)
rm -f $(OBJS)
rm -f $(DEPS)
# et voila!
-----
$cat module1/module.mk
SRCS_PATH := module1
SRCS += \
$(SRCS_PATH)/Algo.cpp \
$(SRCS_PATH)/CommandHandler.cpp \
$(SRCS_PATH)/Exchange.cpp \
$(SRCS_PATH)/TCPSocket.cpp \
$(SRCS_PATH)/TradingEngine.cpp