cefpython/tools/common.py at cefpython56 · codeit/cefpython

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# Project website: https://github.com/cztomczak/cefpython

# Common stuff for tools such as automate.py, build.py, etc.

import glob

import os

import platform

import re

import shutil

import struct

import sys

# These sample apps will be deleted when creating setup/wheel packages

CEF_SAMPLE_APPS = ["cefclient", "cefsimple", "ceftests", "chrome-sandbox"]

# Architecture and OS postfixes

ARCH32 = (8 * struct.calcsize('P') == 32)

ARCH64 = (8 * struct.calcsize('P') == 64)

# Make sure platform.architecture()[0] shows correctly 32bit when

# running Python 32bit on Windows 64bit.

if ARCH32:

assert platform.architecture()[0] == "32bit"

if ARCH64:

assert platform.architecture()[0] == "64bit"

ARCH_STR = platform.architecture()[0]

# OS_POSTFIX is for directories/files names in cefpython sources

# OS_POSTFIX2 is for platform name in cefpython binaries

# CEF_POSTFIX2 is for platform name in upstream CEF binaries

OS_POSTFIX = ("win" if platform.system() == "Windows" else

"linux" if platform.system() == "Linux" else

"mac" if platform.system() == "Darwin" else "unknown")

OS_POSTFIX2 = "unknown"

CEF_POSTFIX2 = "unknown" # Upstream CEF binaries postfix

if OS_POSTFIX == "win":

OS_POSTFIX2 = "win32" if ARCH32 else "win64"

CEF_POSTFIX2 = "windows32" if ARCH32 else "windows64"

elif OS_POSTFIX == "mac":

OS_POSTFIX2 = "mac32" if ARCH32 else "mac64"

CEF_POSTFIX2 = "macosx32" if ARCH32 else "macosx64"

elif OS_POSTFIX == "linux":

OS_POSTFIX2 = "linux32" if ARCH32 else "linux64"

CEF_POSTFIX2 = "linux32" if ARCH32 else "linux64"

# Platforms

SYSTEM = platform.system().upper()

if SYSTEM == "DARWIN":

SYSTEM = "MAC"

WINDOWS = SYSTEM if SYSTEM == "WINDOWS" else False

LINUX = SYSTEM if SYSTEM == "LINUX" else False

MAC = SYSTEM if SYSTEM == "MAC" else False

OS_POSTFIX2_ARCH = dict(

WINDOWS={"32bit": "win32", "64bit": "win64"},

LINUX={"32bit": "linux32", "64bit": "linux64"},

MAC={"32bit": "mac32", "64bit": "mac64"},

)

CEF_POSTFIX2_ARCH = dict(

WINDOWS={"32bit": "windows32", "64bit": "windows64"},

LINUX={"32bit": "linux32", "64bit": "linux64"},

MAC={"64bit": "macosx64"},

)

PYPI_POSTFIX2_ARCH = dict(

WINDOWS={"32bit": "win32", "64bit": "win_amd64"},

LINUX={"32bit": "manylinux1_i686", "64bit": "manylinux1_x86_64"},

MAC={"64bit": "x86_64"},

)

# Python version eg. 27

PYVERSION = str(sys.version_info[0])+str(sys.version_info[1])

# Module extension

if WINDOWS:

MODULE_EXT = "pyd"

else:

MODULE_EXT = "so"

# CEF Python module name

MODULE_NAME_TEMPLATE = "cefpython_py{pyversion}.{ext}"

MODULE_NAME_TEMPLATE_NOEXT = "cefpython_py{pyversion}"

MODULE_NAME = MODULE_NAME_TEMPLATE.format(pyversion=PYVERSION, ext=MODULE_EXT)

MODULE_NAME_NOEXT = MODULE_NAME_TEMPLATE_NOEXT.format(pyversion=PYVERSION)

# App and Executable extensions

if WINDOWS:

APP_EXT = ".exe"

EXECUTABLE_EXT = ".exe"

elif MAC:

APP_EXT = ".app" # cefclient, cefsimple, ceftests

EXECUTABLE_EXT = "" # subprocess

else:

APP_EXT = ""

EXECUTABLE_EXT = ""

# Library extension

if WINDOWS:

LIB_EXT = ".lib"

else:

LIB_EXT = ".a"

# Compiled object extension

if WINDOWS:

OBJ_EXT = ".obj"

else:

OBJ_EXT = ".o"

# ----------------------------------------------------------------------------

# Directories

# ----------------------------------------------------------------------------

assert __file__

ROOT_DIR = os.path.abspath(os.path.dirname(os.path.dirname(__file__)))

# API reference

API_DIR = os.path.join(ROOT_DIR, "api")

# Build directories

BUILD_DIR = os.path.join(ROOT_DIR, "build")

BUILD_CEFPYTHON = os.path.join(BUILD_DIR, "build_cefpython")

# May be auto-overwritten through detect_cef_binaries_libraries_dir()

CEF_BINARIES_LIBRARIES = os.path.join(BUILD_DIR, "cef_"+OS_POSTFIX2)

# Will be overwritten through detect_cefpython_binary_dir()

CEFPYTHON_BINARY = "CEFPYTHON_BINARY_NOTSET"

# Distrib directory

DISTRIB_DIR = os.path.join(BUILD_DIR, "DISTRIB_NOTSET")

# Build C++ projects directories

BUILD_CEFPYTHON_APP = os.path.join(BUILD_CEFPYTHON,

"cefpython_app_py{pyver}_{os}"

.format(pyver=PYVERSION, os=OS_POSTFIX2))

BUILD_CLIENT_HANDLER = os.path.join(BUILD_CEFPYTHON,

"client_handler_py{pyver}_{os}"

.format(pyver=PYVERSION, os=OS_POSTFIX2))

BUILD_CPP_UTILS = os.path.join(BUILD_CEFPYTHON,

"cpp_utils_py{pyver}_{os}"

.format(pyver=PYVERSION, os=OS_POSTFIX2))

BUILD_SUBPROCESS = os.path.join(BUILD_CEFPYTHON,

"subprocess_py{pyver}_{os}"

.format(pyver=PYVERSION, os=OS_POSTFIX2))

# -- end build directories

EXAMPLES_DIR = os.path.join(ROOT_DIR, "examples")

SRC_DIR = os.path.join(ROOT_DIR, "src")

# Subdirectories in src/

CLIENT_HANDLER_DIR = os.path.join(SRC_DIR, "client_handler")

CPP_UTILS_DIR = os.path.join(SRC_DIR, "cpp_utils")

LINUX_DIR = os.path.join(SRC_DIR, "linux")

MAC_DIR = os.path.join(SRC_DIR, "mac")

SUBPROCESS_DIR = os.path.join(SRC_DIR, "subprocess")

WINDOWS_DIR = os.path.abspath(os.path.join(SRC_DIR, "windows"))

# -- end subdirectories in src/

TOOLS_DIR = os.path.join(ROOT_DIR, "tools")

INSTALLER_DIR = os.path.join(TOOLS_DIR, "installer")

UNITTESTS_DIR = os.path.abspath(os.path.join(ROOT_DIR, "unittests"))

# ----------------------------------------------------------------------------

# cefpython API header file and a fixed copy of it

CEFPYTHON_API_HFILE = os.path.join(BUILD_CEFPYTHON,

"cefpython_py{pyver}.h"

.format(pyver=PYVERSION))

CEFPYTHON_API_HFILE_FIXED = os.path.join(BUILD_CEFPYTHON,

"cefpython_py{pyver}_fixed.h"

.format(pyver=PYVERSION))

# Result libraries paths

CEFPYTHON_APP_LIB = os.path.join(BUILD_CEFPYTHON_APP,

"cefpython_app" + LIB_EXT)

CLIENT_HANDLER_LIB = os.path.join(BUILD_CLIENT_HANDLER,

"client_handler" + LIB_EXT)

CPP_UTILS_LIB = os.path.join(BUILD_CPP_UTILS,

"cpp_utils" + LIB_EXT)

SUBPROCESS_EXE = os.path.join(BUILD_SUBPROCESS,

"subprocess" + EXECUTABLE_EXT)

# Visual Studio constants

VS_PLATFORM_ARG = "x86" if ARCH32 else "amd64"

VS2015_VCVARS = ("C:\\Program Files (x86)\\Microsoft Visual Studio 14.0"

"\\VC\\vcvarsall.bat")

# For CEF build

VS2013_VCVARS = ("C:\\Program Files (x86)\\Microsoft Visual Studio 12.0"

"\\VC\\vcvarsall.bat")

# VS2010 vcvarsall not used, using detection with setuptools instead

VS2010_VCVARS = ("C:\\Program Files (x86)\\Microsoft Visual Studio 10.0"

"\\VC\\vcvarsall.bat")

VS2008_VCVARS = ("%LocalAppData%\\Programs\\Common\\Microsoft"

"\\Visual C++ for Python\\9.0\\vcvarsall.bat")

VS2008_BUILD = ("%LocalAppData%\\Programs\\Common\\"

"Microsoft\\Visual C++ for Python\\9.0\\"

"VC\\bin\\amd64\\vcbuild.exe")

if "LOCALAPPDATA" in os.environ:

VS2008_VCVARS = VS2008_VCVARS.replace("%LocalAppData%",

os.environ["LOCALAPPDATA"])

VS2008_BUILD = VS2008_BUILD.replace("%LocalAppData%",

os.environ["LOCALAPPDATA"])

# -----------------------------------------------------------------------------

def get_os_postfix2_for_arch(arch):

return OS_POSTFIX2_ARCH[SYSTEM][arch]

def get_cef_postfix2_for_arch(arch):

return CEF_POSTFIX2_ARCH[SYSTEM][arch]

def get_pypi_postfix2_for_arch(arch):

return PYPI_POSTFIX2_ARCH[SYSTEM][arch]

def sudo_command(command, python):

"""Prepends command with sudo when installing python packages

requires sudo."""

if python.startswith("/usr/"):

command = "sudo " + command

return command

def get_python_path():

"""Get Python path."""

return os.path.dirname(sys.executable)

def get_python_include_path():

# 1) C:\Python27\include

# 2) ~/.pyenv/versions/2.7.13/bin/python

# ~/.pyenv/versions/2.7.13/include/python2.7

# 3) ~/.pyenv/versions/3.4.6/include/python2.7m

# 4) /usr/include/python2.7

base_dir = os.path.dirname(sys.executable)

try_dirs = ["{base_dir}/include",

"{base_dir}/../include/python{ver}",

"{base_dir}/../include/python{ver}*",

("{base_dir}/../Frameworks/Python.framework/Versions/{ver}"

"/include/python{ver}*"),

"/usr/include/python{ver}"]

ver_tuple = sys.version_info[:2]

ver = "{major}.{minor}".format(major=ver_tuple[0], minor=ver_tuple[1])

for pattern in try_dirs:

pattern = pattern.format(base_dir=base_dir, ver=ver)

if WINDOWS:

pattern = pattern.replace("/", "\\")

results = glob.glob(pattern)

if len(results) == 1:

python_h = os.path.join(results[0], "Python.h")

if os.path.isfile(python_h):

return results[0]

return ".\\" if WINDOWS else "./"

def delete_cef_sample_apps(caller_script, bin_dir):

"""Delete CEF sample apps to reduce package size."""

for sample_app_name in CEF_SAMPLE_APPS:

sample_app = os.path.join(bin_dir, sample_app_name + APP_EXT)

# Not on all platforms sample apps may be available

if os.path.exists(sample_app):

print("[{script}] Delete {sample_app}"

.format(script=os.path.basename(caller_script),

sample_app=os.path.basename(sample_app)))

if os.path.isdir(sample_app):

shutil.rmtree(sample_app)

else:

os.remove(sample_app)

# Also delete subdirs eg. cefclient_files/, ceftests_files/

files_subdir = os.path.join(bin_dir, sample_app_name + "_files")

if os.path.isdir(files_subdir):

print("[build_distrib.py] Delete directory: {dir}/"

.format(dir=os.path.basename(files_subdir)))

shutil.rmtree(files_subdir)

def _detect_cef_binaries_libraries_dir():

"""Detect cef binary directory created by automate.py

eg. build/cef55_3.2883.1553.g80bd606_win32/

and set CEF_BINARIES_LIBRARIES to it, otherwise it will

point to eg. build/cef_win32/ ."""

global CEF_BINARIES_LIBRARIES

if not os.path.exists(CEF_BINARIES_LIBRARIES):

dirs = glob.glob(os.path.join(

BUILD_DIR,

get_cef_binaries_libraries_basename(OS_POSTFIX2)))

if len(dirs) == 1:

CEF_BINARIES_LIBRARIES = os.path.normpath(dirs[0])

def get_cef_binaries_libraries_basename(postfix2):

version = get_cefpython_version()

return ("cef{major}_{cef_version}_{os}"

.format(major=version["CHROME_VERSION_MAJOR"],

cef_version=version["CEF_VERSION"],

os=postfix2))

def get_cefpython_binary_basename(postfix2, ignore_error=False):

cef_version = get_cefpython_version()

cmdline_version = get_version_from_command_line_args(

__file__, ignore_error=ignore_error)

if not cmdline_version:

if not ignore_error:

raise Exception("Version arg not found in command line args")

return

# If cef_version is 56 then expect version from command line to

# start with "56.".

cef_major = cef_version["CHROME_VERSION_MAJOR"]

if not cmdline_version.startswith("{major}.".format(major=cef_major)):

if not ignore_error:

raise Exception("cmd line arg major version != Chrome version")

return

dirname = "cefpython_binary_{version}_{os}".format(

version=cmdline_version,

os=postfix2)

return dirname

def get_setup_installer_basename(version, postfix2):

setup_basename = ("cefpython3_{version}_{os}"

.format(version=version, os=postfix2))

return setup_basename

def _detect_cefpython_binary_dir():

"""Detect cefpython binary directory where cefpython modules

will be put. Eg. build/cefpython_56.0_win32/."""

# Check cef version from header file and check cefpython version

# that was passed as command line argument to either build.py

# or make-installer.py. The CEFPYTHON_BINARY constant should

# only be used in those two scripts, so version number in sys.argv

# is expected. If not found then keep the default

# "CEFPYTHON_BINARY_NOTSET" value intact.

dirname = get_cefpython_binary_basename(OS_POSTFIX2, ignore_error=True)

if not dirname:

return

binary_dir = os.path.join(BUILD_DIR, dirname)

global CEFPYTHON_BINARY

CEFPYTHON_BINARY = binary_dir

def _detect_distrib_dir():

global DISTRIB_DIR

version = get_version_from_command_line_args(__file__, ignore_error=True)

if version:

# Will only be set when called from scripts that had version

# number arg passed on command line: build.py, build_distrib.py,

# make_installer.py, etc.

if LINUX:

# On Linux buildig 32bit and 64bit separately, so don't

# delete eg. 64bit distrib when building 32bit distrib.

# Keep them in different directories.

dirname = ("distrib_{version}_{postfix2}"

.format(version=version, postfix2=OS_POSTFIX2))

else:

# On Windows both 32bit and 64bit distribs are built at

# the same time.

# On Mac only 64bit is supported.

dirname = "distrib_{version}".format(version=version)

DISTRIB_DIR = os.path.join(BUILD_DIR, dirname)

def get_version_from_command_line_args(caller_script, ignore_error=False):

args = " ".join(sys.argv)

match = re.search(r"\b(\d+)\.\d+\b", args)

if match:

version = match.group(0)

major = match.group(1)

cef_version = get_cefpython_version()

if major != cef_version["CHROME_VERSION_MAJOR"]:

if ignore_error:

return ""

print("[{script}] ERROR: cmd arg major version != Chrome version"

.format(script=os.path.basename(caller_script)))

sys.exit(1)

return version

return

def get_cefpython_version():

"""Get CEF version from the 'src/version/' directory."""

header_file = os.path.join(SRC_DIR, "version",

"cef_version_"+OS_POSTFIX+".h")

return get_version_from_file(header_file)

def get_version_from_file(header_file):

with open(header_file, "rU") as fp:

contents = fp.read() # no need to decode() as "rU" specified

ret = dict()

matches = re.findall(r'^#define (\w+) "?([^\s"]+)"?', contents,

re.MULTILINE)

for match in matches:

ret[match[0]] = match[1]

return ret

def get_msvs_for_python(vs_prefix=False):

"""Get MSVS version (eg 2008) for current python running."""

if sys.version_info[:2] == (2, 7):

return "VS2008" if vs_prefix else "2008"

elif sys.version_info[:2] == (3, 4):

return "VS2010" if vs_prefix else "2010"

elif sys.version_info[:2] == (3, 5):

return "VS2015" if vs_prefix else "2015"

elif sys.version_info[:2] == (3, 6):

return "VS2015" if vs_prefix else "2015"

else:

print("ERROR: This version of Python is not supported")

sys.exit(1)

_detect_cef_binaries_libraries_dir()

_detect_cefpython_binary_dir()

_detect_distrib_dir()

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