cefpython/tools/build_cpp_projects.py at cefpython56 · lineCode/cefpython · GitHub

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

"""Called by build.py internally. Builds C++ projects using

distutils/setuptools compilers. This tool is executed by build.py

on Windows only currently. Output directories are in

build/build_cefpython/.

Usage:

build_cpp_projects.py [--force]

TODO: Linux/Mac support, see makefiles, add include dirs using

compiler.add_include_dir, compiler/linker flags,

refactor macros.

"""

# import setuptools so that distutils msvc compiler is patched

# noinspection PyUnresolvedReferences

import setuptools

from distutils.ccompiler import new_compiler

from common import *

import shutil

# Macros

MACROS = [

"WIN32", "_WIN32", "_WINDOWS",

("WINVER", "0x0601"), ("_WIN32_WINNT", "0x0601"), # Windows 7+

"NDEBUG", "_NDEBUG",

"_CRT_SECURE_NO_WARNINGS",

]

cefpython_app_MACROS = MACROS + [

"BROWSER_PROCESS",

]

subprocess_MACROS = MACROS + [

"RENDERER_PROCESS",

"UNICODE", "_UNICODE",

"NOMINMAX",

"WIN32_LEAN_AND_MEAN",

("_HAS_EXCEPTIONS", "0"),

]

# Compiler args

COMPILER_ARGS = [

"/EHsc",

]

subprocess_COMPILER_ARGS = [

"/MT",

]

# Linker args

subprocess_LINKER_ARGS = [

"/MANIFEST:NO",

"/LARGEADDRESSAWARE",

]

# Command line args

FORCE_FLAG = False

def main():

command_line_args()

clean_build_directories_if_forced()

build_cefpython_app_library()

build_library(lib_name="client_handler",

macros=MACROS,

sources_dir=CLIENT_HANDLER_DIR,

output_dir=BUILD_CLIENT_HANDLER)

build_library(lib_name="cpp_utils",

macros=MACROS,

sources_dir=CPP_UTILS_DIR,

output_dir=BUILD_CPP_UTILS)

build_subprocess_executable()

print("[build_cpp_projects.py] Done building C++ projects")

def command_line_args():

global FORCE_FLAG

if "--force" in sys.argv:

FORCE_FLAG = True

def clean_build_directories_if_forced():

build_dirs = [BUILD_CEFPYTHON_APP, BUILD_CLIENT_HANDLER, BUILD_CPP_UTILS,

BUILD_SUBPROCESS]

if FORCE_FLAG:

print("[build_cpp_projects.py] Clean C++ projects build directories")

for bdir in build_dirs:

if os.path.isdir(bdir):

shutil.rmtree(bdir)

def get_compiler(static=False):

# NOTES:

# - VS2008 and VS2010 are both using distutils/msvc9compiler.py

compiler = new_compiler()

# Must initialize so that "compile_options" and others are available

compiler.initialize()

if static:

compiler.compile_options.remove("/MD")

# Overwrite function that adds /MANIFESTFILE, as for subprocess

# manifest is disabled. Otherwise warning LNK4075 is generated.

if hasattr(compiler, "manifest_setup_ldargs"):

compiler.manifest_setup_ldargs = lambda *_: None

return compiler

def build_library(lib_name, macros, output_dir,

sources=None, sources_dir=None):

assert bool(sources_dir) ^ bool(sources) # xor

print("[build_cpp_projects.py] Build library: {lib_name}"

.format(lib_name=lib_name))

compiler = get_compiler()

if not os.path.exists(output_dir):

os.makedirs(output_dir)

if sources_dir:

assert not sources

sources = get_sources(sources_dir)

(changed, objects) = smart_compile(compiler,

macros=macros,

extra_args=COMPILER_ARGS,

sources=sources,

output_dir=output_dir)

lib_path = os.path.join(output_dir, lib_name + LIB_EXT)

if changed or not os.path.exists(lib_path):

compiler.create_static_lib(objects, lib_name,

output_dir=output_dir)

print("[build_cpp_projects.py] Created library: {lib_name}"

.format(lib_name=lib_name))

else:

print("[build_cpp_projects.py] Library is up-to-date: {lib_name}"

.format(lib_name=lib_name))

def build_cefpython_app_library():

sources = get_sources(SUBPROCESS_DIR, exclude_names=["main.cpp"])

main_message_loop_dir = os.path.join(SUBPROCESS_DIR, "main_message_loop")

sources.extend(get_sources(main_message_loop_dir))

build_library(lib_name="cefpython_app",

macros=cefpython_app_MACROS,

sources=sources,

output_dir=BUILD_CEFPYTHON_APP)

def build_subprocess_executable():

print("[buil_cpp_projects.py] Build executable: subprocess")

compiler = get_compiler(static=True)

sources = get_sources(SUBPROCESS_DIR,

exclude_names=["print_handler_gtk.cpp"])

(changed, objects) = smart_compile(compiler,

macros=subprocess_MACROS,

extra_args=subprocess_COMPILER_ARGS,

sources=sources,

output_dir=BUILD_SUBPROCESS)

executable_path = os.path.join(BUILD_SUBPROCESS,

"subprocess" + EXECUTABLE_EXT)

if changed or not os.path.exists(executable_path):

lib_dir = os.path.join(CEF_BINARIES_LIBRARIES, "lib")

lib_dir_vs = os.path.join(lib_dir,

get_msvs_for_python(vs_prefix=True))

compiler.link_executable(objects,

output_progname="subprocess",

output_dir=BUILD_SUBPROCESS,

libraries=["libcef",

"libcef_dll_wrapper_MT"],

library_dirs=[lib_dir, lib_dir_vs],

# TODO linker flags for Linux/Mac

extra_preargs=None,

extra_postargs=subprocess_LINKER_ARGS)

else:

print("[build_cpp_projects.py] Executable is up-to-date: subprocess")

def get_sources(sources_dir, exclude_names=None):

if not exclude_names:

exclude_names = list()

sources = glob.glob(os.path.join(sources_dir, "*.cpp"))

if MAC:

sources.extend(glob.glob(os.path.join(sources_dir, "*.mm")))

ret = list()

for source_file in sources:

filename = os.path.basename(source_file)

if "_win.cpp" in filename and not WINDOWS:

continue

if "_linux.cpp" in filename and not LINUX:

continue

if "x11" in filename and not LINUX:

continue

if "gtk" in filename and not LINUX:

continue

if "_mac.cpp" in filename and not MAC:

continue

exclude = False

for name in exclude_names:

if name in filename:

exclude = True

break

if not exclude:

ret.append(source_file)

return ret

def smart_compile(compiler, macros, extra_args, sources, output_dir):

"""Smart compile will only recompile files that need recompiling."""

if not os.path.exists(output_dir):

os.makedirs(output_dir)

any_changed = False

objects = list()

for source_file in sources:

header_file = source_file.replace(".cpp", ".h")

header_file = header_file.replace(".mm", ".h")

assert header_file.endswith(".h")

if not os.path.isfile(header_file):

header_file = None

obj_file = os.path.join(output_dir, os.path.basename(source_file))

obj_file = obj_file.replace(".cpp", OBJ_EXT)

obj_file = obj_file.replace(".mm", OBJ_EXT)

assert obj_file.endswith(OBJ_EXT)

if os.path.exists(obj_file):

# Recompile source file if its time is newer than obj file,

# Also check its header file time. Also check times of any

# possible includes: cefpython_fixed.h, src/common/ files.

obj_time = os.path.getmtime(obj_file)

source_time = os.path.getmtime(source_file)

header_time = os.path.getmtime(header_file) if header_file else 0

cefpython_h_fixed_time = os.path.getmtime(

CEFPYTHON_API_HFILE_FIXED)

common_files_time = get_directory_mtime(os.path.join(SRC_DIR,

"common"))

changed = ((source_time > obj_time)

or (header_time > obj_time)

or (cefpython_h_fixed_time > obj_time)

or (common_files_time > obj_time))

else:

changed = True

if changed:

any_changed = True

else:

objects.append(obj_file)

if any_changed:

# If any has changed must recompile all given sources (for a library

# or executable). This is because we don't know which sources include

# which header files so must recompile everything.

objects = list()

# Compile each source file separately so that when compiling

# source files from different directories, object files are

# all put in the same output_directory. Otherwise distutils

# will create lots of subdirs in output_directory.

macros = macros_as_tuples(macros)

common_dir = os.path.join(SRC_DIR, "common")

original_dir = os.getcwd()

for source_file in sources:

source_dir = os.path.dirname(source_file)

os.chdir(source_dir)

source_basename = os.path.basename(source_file)

oneobj = compiler.compile([source_basename],

output_dir=output_dir,

macros=macros,

# TODO include dirs for Linux/Mac

include_dirs=[SRC_DIR,

common_dir,

get_python_include_path()],

# TODO compiler flags for Linux/Mac

extra_preargs=None,

extra_postargs=extra_args)

assert len(oneobj) == 1

objects.append(os.path.join(source_dir, oneobj[0]))

os.chdir(original_dir)

assert len(objects)

return any_changed, objects

def macros_as_tuples(macros):

"""Return all macros as tuples. Required by distutils.ccompiler."""

ret_macros = list()

for macro in macros:

if isinstance(macro, str):

ret_macros.append((macro, ""))

else:

assert isinstance(macro, tuple)

ret_macros.append(macro)

return ret_macros

def get_directory_mtime(directory):

# For example check src/common/ directory for newest modification time

assert os.path.isdir(directory)

files = glob.glob(os.path.join(directory, "*"))

ret_mtime = 0

for header_file in files:

mtime = os.path.getmtime(header_file)

if mtime > ret_mtime:

ret_mtime = mtime

assert ret_mtime

return ret_mtime

if __name__ == "__main__":

main()

cefpython/tools/build_cpp_projects.py at cefpython56 · lineCode/cefpython · GitHub

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