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基于Python的cmake多目录工程的自动配置实现

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#!/usr/bin/python

"""
2015.06.30
Modified some functions.
Now this configration can be run on both Windows and Linux.
*************************************************************************************
2015.06.29
This is a configration function code which can be only run on Win Sys
Written by Grey 2015.06.29
"""
#coding:utf-8
import os,shutil,re

# Function DeleteCmakefilesDirectory can delete the directory generated by cmake.
def DeleteCmakefilesDirectory():
    try:
        shutil.rmtree("./CMakeFiles")
    except:
        print "cannot find the object!"

# Function RemoveEmptyFolder can remove all the empty folders in pwd
def RemoveEmptyFolder():
    for root,dirs,files in os.walk("./"):
        if dirs == [] and files == []:
            os.rmdir(root)

# Function SubDirectoryCmakelistsGen can generate a CMakeLists.txt for a subdirectory
def SubDirectoryCmakelistsGen():
    pwd = os.getcwd()
    directory_name = os.path.basename(pwd)
    directory_source_name = directory_name + '_DIR_SRCS'
    directory_lib_name    = directory_name + '_lib'
    cmakelists_obj        = open('CMakeLists.txt','w')
    cmakelists_obj.write("aux_source_directory(. %s)\n" % directory_source_name)
    cmakelists_obj.write("add_library(%s ${%s})\n\n" % (directory_lib_name,directory_source_name))
    cmakelists_obj.close()

def MainCmakelistsGen():
    cmakelists_obj = open('CMakeLists.txt','w')
    pwd = os.getcwd()
    directory_name = os.path.basename(pwd)
    directory_source_name = directory_name + '_DIR_SRCS'
    directory_lib_name = directory_name + '_lib'
    cmakelists_obj = open('CMakeLists.txt','w')
    cmakelists_obj.write("cmake_minimum_required(VERSION 3.3)\n")
    cmakelists_obj.write("project(%s_prj)\n" % directory_name)
    cmakelists_obj.write("aux_source_directory(. %s)\n" % directory_source_name)
    cmakelists_obj.write("add_subdirectory_for_replace\n")
    cmakelists_obj.write("add_executable(%s_bin ${%s})\n" % (directory_name,directory_source_name))
    cmakelists_obj.write("target_link_libraries(%s_bin all_libs_for_replace)\n" % directory_name)
    cmakelists_obj.close()

def MainCmakelistsUpdate():
    main_text = open('CMakeLists.txt','r').read()
    include_text = open('include.txt','r').read()
    subdirectory_text = open('subdirectory.txt','r').read()
    lib_text = open('lib_list.txt','r').read()
    subdirectory_text = re.sub(r'add_subdirectory\(./\)\n','',subdirectory_text)
    main_text = re.sub('add_subdirectory_for_replace','%s',main_text) % (include_text + '\n' + subdirectory_text)
    main_text = re.sub('all_libs_for_replace','%s',main_text) % lib_text
    main_text = re.sub(r'\\','/',main_text)
    main_text = re.sub(r'\n\n','\n',main_text)
    main_write_fid = open('CMakeLists.txt','w')
    main_write_fid.write(main_text)
    main_write_fid.close()

def MainConfig():
    # step1 : delete all the empty code folders
    RemoveEmptyFolder()
    # step2 : delete 'CMakeFiles' in main folder
    DeleteCmakefilesDirectory()
    # step3 : process for subdirectories
    subdirectories = []
    sub_libs = []
    pwd = os.getcwd()
    for root,dirs,files in os.walk("./"):
        os.chdir(root)
        DeleteCmakefilesDirectory()
        SubDirectoryCmakelistsGen()
        subdirectories.append(root)
        subdirectory_name = os.path.basename(root)
        sub_libs.append(subdirectory_name + "_lib")
        os.chdir(pwd)
    include_obj = open('include.txt','w')
    subdir_obj = open('subdirectory.txt','w')
    include_obj.write("include_directories(")
    for subdirectory in subdirectories:
        include_obj.write("%s " % subdirectory)
        subdir_obj.write("add_subdirectory(%s)\n" % subdirectory)
    include_obj.write(")")
    include_obj.close()
    subdir_obj.close()
    # step4 : try to generate main CMakeLists.txt
    MainCmakelistsGen()
    lib_flag = 0
    lib_list_obj = open('lib_list.txt','w')
    for each_sub_lib in sub_libs:
        if lib_flag != 0:
            lib_list_obj.write("%s " % each_sub_lib)
        lib_flag += 1
    lib_list_obj.close()
    MainCmakelistsUpdate()

MainConfig()

标签:python

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