program

makefile

Generate each source file to be one bin file

  • Makefile

    CC     = g++
CFLAGS += -g -Wall
SRC    = $(wildcard *.cc)
#OBJS   = $(SRC:.cc=.o)
BINS   = $(SRC:.cc=)
LIBS   = 

all:$(BINS)

# bin files depend on *.cc files
%:%.cc
    $(CC) $(CFLAGS) -o $@ $<

.PHONY: clean
clean:
    rm -f *.o $(BINS)

Generate all source files to be on bin file

  • Makefile

    CC     = g++
CFLAGS += -g -Wall
SRC    = $(wildcard *.cc)
OBJS   = $(SRC:.cc=.o)
#BINS   = $(SRC:.cc=)
TARGET = test
LIBS   = 

all:$(TARGET)

# bin files depend on *.cc files
$(TARGET):$(OBJS)
    $(CC) $(CFLAGS) -o $@ $<

.PHONY: clean
clean:
    rm -f *.o $(TARGET)

Auto run all Makefile in all sub-directory

  • Makefile

    ########################################################
# Makefile
# History:
#        2013/04/17 Dennis Create
########################################################

include ./Make.defines

subdirs := $(sort $(subst /,,$(dir $(wildcard */*))))

all:
    $(foreach N,$(subdirs),make -C $(N);)

.PHONY: clean
clean:
    $(foreach N,$(subdirs),make -C $(N) clean;)
    rm -f $(CLEANFILES)

  • Make.define

    # "make" is executed in all the subdirectories of this directory

CC = gcc
CFLAGS  = -I../lib -g -o2 -D_REENTRANT -Wall
LIBS = ../libunp.a -lpthread

LIBUNP_NAME = ../libunp.a

LIB_OBJS = error.o wrapsock.o str_echo.o writen.o wrapunix.o wraplib.o str_cli.o \
           readline.o wrapstdio.o tcp_listen.o tcp_connect.o signal.o readn.o \
           write_fd.o read_fd.o

CLEANFILES = *.o *.a tags cscope.out

  • epoll/Makefile

    CC     = gcc
CFLAGS = -Wall -g2
LIB_CPP= -lstdc++

TARGET = t1 t2 t3

all:$(TARGET)

t1: t1.c
    $(CC) $(FLAGS) -o $@ $^

t2: t2.c
    $(CC) $(FLAGS) -o $@ $^

t3: t3.cpp
    $(CC) $(FLAGS) $(LIB_CPP) -o $@ $^

.PHONY:clean
clean:
    rm -f *.o $(TARGET)

Example

  • Makefile

    ###########################################################
# Makefile
#
# History:
# 2013-06-03 Dennis Create
# 2013-06-04 Dennis Make it correct and better
###########################################################

.SUFFIXES : .x .o .c .cpp .s
ROOTDIR    = $(shell pwd)

CC = g++

TARGET = cppscsi

#LIBDIR    = $(ROOTDIR)/lib
#SHARLIB:=$(shell find $(LIBDIR) -name '*.so')

INCPATH = $(ROOTDIR)
INCPRG  =-I$(INCPATH) \
         -I$(INCPATH)/common \
         -I$(INCPATH)/digest \
         -I$(INCPATH)/datasegment \
         -I$(INCPATH)/login

INCDIR  = $(INCPRG)

CFLAGS += $(INCDIR)

#SOURCES:=$(shell find $(ROOTDIR) -name '*.cpp' -o -name '*.c')
SOURCES:=$(shell find $(ROOTDIR) -maxdepth 1 -name '*.cpp' -o -name '*.c')
CPPSRC :=$(notdir $(SOURCES))
OBJECTS:=$(CPPSRC:.cpp=.o)

# search all subdirs
#subdirs := $(sort $(subst /,,$(dir $(wildcard */*))))
subdirs := ./common \
           ./digest \
           ./data \
           ./datasegment \
           ./login

# generate subdirs object name
OBJS_OTHER_SRC := $(shell find $(subdirs) -name '*.cpp')
OBJS_OTHER := $(OBJS_OTHER_SRC:.cpp=.o)

all: $(TARGET)

$(TARGET): $(OBJECTS)
    @echo "**************** build subdir ****************"
    $(foreach N,$(subdirs),make -C $(N);)
    @echo "**************** link target ****************"
    $(CC) -o $(TARGET) $(OBJECTS) $(OBJS_OTHER) $(SHARLIB) $(CFLAGS)

$(OBJECTS): %.o:%.cpp
    $(CC) -c $< $(CFLAGS)

.PHONY: clean
clean:
    $(foreach N,$(subdirs),make -C $(N) clean;)
    rm -f *.o $(TARGET)

  • login/Makefile

    ###########################################################
# Makefile
#
# History:
# 2013-06-05 Dennis Create
###########################################################

CC= g++

SRC= LoginRequestParser.cpp \
     LoginResponseParser.cpp \
     ISID.cpp

FLAGS = -I../ -I../common

OBJS := $(SRC:.cpp=.o)

all: $(OBJS)

$(OBJS): %.o:%.cpp
    $(CC) $(FLAGS) -c $<

.PHONY: clean
clean:
    rm -f *.o

An complex example

  • Makefile

    ###########################################################
# Makefile
# 
# History:
#    v1.2  2014-08-24 Dennis  Generate install script
#    v1.1  2014-07-12 Dennis  Auto generate version info
#    v1.0  2014-06-19 Dennis  Create
###########################################################

CC     = gcc
CFLAGS+= -Wall -g
INC    = -I./
SRC    = main.c \
         other_sources.c
OBJ    = $(SRC:.c=.o)
# NOTE: gcc start loading libraries from the right, 
#       so $(LIB) should be on the far right of gcc 
LIB    = -lpthread
TARGET = myapp

all: gen-version $(TARGET)

$(TARGET): $(OBJ)
    $(CC) $(CFLAGS) $(INC) -o $@ $^ $(LIB)

gen-version:
    @./update-version.sh

# Generate install script
release:
    @echo "Generate release script"
    @tar zcf myapp.tar.gz myapp config.conf
    @cat install.sh myapp.tar.gz >myapp-install.run
    @chmod +x myapp-install.run

.PHONY:clean
clean:
    -rm -f $(TARGET) $(OBJ) myapp.tar.gz myapp-install.run

  • install.sh

    #!/bin/bash
echo ""
echo "Self Extracting Installer"
echo ""

export TMPDIR=`mktemp -d /tmp/selfextract.XXXXXX`

ARCHIVE=`awk '/^__ARCHIVE_BELOW__/{print NR+1; exit 0;}' $0`

tail -n+$ARCHIVE $0 | tar xzv -C $TMPDIR

CDIR=`pwd`
cd $TMPDIR

#./installer   # 改为压缩包中安装程序的地址

# Make sure we are root
if [ `id | sed -e 's/(.*//'` != "uid=0" ]; then
  echo "Sorry, you need super user privileges to run this script."
  exit 1
fi

#UNINST=
#
# Check for and uninstall any previous version.
#
if [ -x "${UNINST}" ]; then
  echo "Removing previous installation..."
  #
fi

INSTALL_DIR=/opt/app/myapp/ 
if [ ! -d $INSTALL_DIR ]; then
    mkdir -p $INSTALL_DIR
fi
cp -f myapp $INSTALL_DIR
cp -f config.conf $INSTALL_DIR

cd $CDIR
rm -rf $TMPDIR

exit 0

__ARCHIVE_BELOW__

  • update-version.sh

    sh -c "sed -i -e '/__MYAPP_AUTO_VERSION__/ {
    s/=.*$/= \"git commit $(git rev-parse HEAD), compiled $(date '+%Y-%m-%d %H:%M')\"\;/
}' version.c"
sh -c "sed -i -e '/__MYAPP_AUTO_DATE__/ {
        s/=.*$/= \"$(date '+%Y')\"\;/
}' version.c"

  • version.c

    /*===============================================================
 * Copyright (C) 2014 All rights reserved.
 * 
 * 文件名称：version.h
 * 创 建 者：Matrix207
 * 创建日期：2014年07月12日
 * 描    述：
 *
 * 更新日志：
 *
 ================================================================*/
#ifndef _VERSION_H_
#define _VERSION_H_

char __MYAPP_AUTO_VERSION__[] = "git commit 93785a3926fd2be190a2154b639d8eb7a83fa2e3, compiled 2014-08-24 13:08";
char __MYAPP_AUTO_DATE__[] = "2014";
#endif /* _VERSION_H_ */

Another example

  • Makefile

    #################################################################
# Copyright (C) 2014 All rights reserved.
# 
# 文件名称：Makefile
# 创 建 者：Dennis
# 创建日期：2014年12月11日
# 描    述：
#
# 更新日志：
#   v0.1  20141211  Dennis  创建
##################################################################
DATE_TIME=$(shell date '+%y%m%d%H%M%S')
DATE_TIME2=$(shell date '+%Y-%m-%d %H:%M')

DIR_INC = ./common
DIR_SRC = ./
DIR_BIN = ./
CC      = gcc
INC     = -I./common -I./inc
SRC     = $(wildcard ${DIR_SRC}/*.c)
COMMON  = $(wildcard ${DIR_INC}/*.c)
LIB     = -lm
#LIB     = -lpthread
CFLAGS  = -g -Wall -I${DIR_INC}

TARGET = ${DIR_BIN}/mytest

all: PREPARE_DIR gen-version $(TARGET)

$(TARGET): $(SRC) $(COMMON)
    $(CC) $(CFLAGS) $(INC) -o $@ $^ $(LIB)

PREPARE_DIR:
    mkdir -p $(DIR_BIN)

gen-version:
    ./update-version.sh

.PHONY:clean
clean:
    rm -f $(TARGET)