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#!/usr/bin/env python
# Copyright 2011 Google Inc. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from __future__ import print_function
from optparse import OptionParser
import sys
import os
import glob
import errno
import shlex
import shutil
import subprocess
import platform_helper
os.chdir(os.path.dirname(os.path.abspath(__file__)))
parser = OptionParser()
parser.add_option('--verbose', action='store_true',
help='enable verbose build',)
parser.add_option('--x64', action='store_true',
help='force 64-bit build (Windows)',)
parser.add_option('--platform',
help='target platform (' + '/'.join(platform_helper.platforms()) + ')',
choices=platform_helper.platforms())
parser.add_option('--force-pselect', action='store_true',
help="ppoll() is used by default on Linux and OpenBSD, but older versions might need to use pselect instead",)
(options, conf_args) = parser.parse_args()
platform = platform_helper.Platform(options.platform)
conf_args.append("--platform=" + platform.platform())
def run(*args, **kwargs):
returncode = subprocess.call(*args, **kwargs)
if returncode != 0:
sys.exit(returncode)
# Compute system-specific CFLAGS/LDFLAGS as used in both in the below
# g++ call as well as in the later configure.py.
cflags = os.environ.get('CFLAGS', '').split()
ldflags = os.environ.get('LDFLAGS', '').split()
if platform.is_freebsd() or platform.is_openbsd():
cflags.append('-I/usr/local/include')
ldflags.append('-L/usr/local/lib')
print('Building ninja manually...')
try:
os.mkdir('build')
except OSError:
e = sys.exc_info()[1]
if e.errno != errno.EEXIST:
raise
sources = []
for src in glob.glob('src/*.cc'):
if src.endswith('test.cc') or src.endswith('.in.cc'):
continue
if src.endswith('bench.cc'):
continue
filename = os.path.basename(src)
if filename == 'browse.cc': # Depends on generated header.
continue
if platform.is_windows():
if src.endswith('-posix.cc'):
continue
else:
if src.endswith('-win32.cc'):
continue
sources.append(src)
if platform.is_windows():
sources.append('src/getopt.c')
if platform.is_msvc():
cl = 'cl'
vcdir = os.environ.get('VCINSTALLDIR')
if vcdir:
if options.x64:
cl = os.path.join(vcdir, 'bin', 'x86_amd64', 'cl.exe')
if not os.path.exists(cl):
cl = os.path.join(vcdir, 'bin', 'amd64', 'cl.exe')
else:
cl = os.path.join(vcdir, 'bin', 'cl.exe')
args = [cl, '/nologo', '/EHsc', '/DNOMINMAX']
else:
args = shlex.split(os.environ.get('CXX', 'g++'))
cflags.extend(['-Wno-deprecated',
'-DNINJA_PYTHON="' + sys.executable + '"',
'-DNINJA_BOOTSTRAP'])
if platform.is_windows():
cflags.append('-D_WIN32_WINNT=0x0501')
if options.x64:
cflags.append('-m64')
if (platform.is_linux() or platform.is_openbsd()) and not options.force_pselect:
cflags.append('-DUSE_PPOLL')
if options.force_pselect:
conf_args.append("--force-pselect")
args.extend(cflags)
args.extend(ldflags)
binary = 'ninja.bootstrap'
if platform.is_windows():
binary = 'ninja.bootstrap.exe'
args.extend(sources)
if platform.is_msvc():
args.extend(['/link', '/out:' + binary])
else:
args.extend(['-o', binary])
if options.verbose:
print(' '.join(args))
try:
run(args)
except:
print('Failure running:', args)
raise
verbose = []
if options.verbose:
verbose = ['-v']
if platform.is_windows():
print('Building ninja using itself...')
run([sys.executable, 'configure.py'] + conf_args)
run(['./' + binary] + verbose)
# Copy the new executable over the bootstrap one.
shutil.copyfile('ninja.exe', binary)
# Clean up.
for obj in glob.glob('*.obj'):
os.unlink(obj)
print("""
Done!
Note: to work around Windows file locking, where you can't rebuild an
in-use binary, to run ninja after making any changes to build ninja itself
you should run ninja.bootstrap instead.""")
else:
print('Building ninja using itself...')
run([sys.executable, 'configure.py'] + conf_args)
run(['./' + binary] + verbose)
os.unlink(binary)
print('Done!')
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