mirror of
https://gitee.com/openharmony/third_party_ninja
synced 2024-11-26 17:11:14 +00:00
703 lines
23 KiB
Python
Executable File
703 lines
23 KiB
Python
Executable File
#!/usr/bin/env python3
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#
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# Copyright 2001 Google Inc. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Script that generates the build.ninja for ninja itself.
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Projects that use ninja themselves should either write a similar script
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or use a meta-build system that supports Ninja output."""
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from optparse import OptionParser
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import os
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import shlex
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import subprocess
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import sys
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sourcedir = os.path.dirname(os.path.realpath(__file__))
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sys.path.insert(0, os.path.join(sourcedir, 'misc'))
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import ninja_syntax
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class Platform(object):
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"""Represents a host/target platform and its specific build attributes."""
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def __init__(self, platform):
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self._platform = platform
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if self._platform is not None:
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return
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self._platform = sys.platform
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if self._platform.startswith('linux'):
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self._platform = 'linux'
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elif self._platform.startswith('freebsd'):
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self._platform = 'freebsd'
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elif self._platform.startswith('gnukfreebsd'):
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self._platform = 'freebsd'
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elif self._platform.startswith('openbsd'):
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self._platform = 'openbsd'
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elif self._platform.startswith('solaris') or self._platform == 'sunos5':
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self._platform = 'solaris'
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elif self._platform.startswith('mingw'):
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self._platform = 'mingw'
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elif self._platform.startswith('win'):
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self._platform = 'msvc'
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elif self._platform.startswith('bitrig'):
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self._platform = 'bitrig'
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elif self._platform.startswith('netbsd'):
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self._platform = 'netbsd'
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elif self._platform.startswith('aix'):
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self._platform = 'aix'
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elif self._platform.startswith('os400'):
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self._platform = 'os400'
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elif self._platform.startswith('dragonfly'):
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self._platform = 'dragonfly'
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@staticmethod
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def known_platforms():
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return ['linux', 'darwin', 'freebsd', 'openbsd', 'solaris', 'sunos5',
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'mingw', 'msvc', 'gnukfreebsd', 'bitrig', 'netbsd', 'aix',
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'dragonfly']
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def platform(self):
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return self._platform
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def is_linux(self):
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return self._platform == 'linux'
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def is_mingw(self):
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return self._platform == 'mingw'
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def is_msvc(self):
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return self._platform == 'msvc'
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def msvc_needs_fs(self):
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popen = subprocess.Popen(['cl', '/nologo', '/help'],
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE)
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out, err = popen.communicate()
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return b'/FS' in out
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def is_windows(self):
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return self.is_mingw() or self.is_msvc()
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def is_solaris(self):
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return self._platform == 'solaris'
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def is_aix(self):
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return self._platform == 'aix'
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def is_os400_pase(self):
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return self._platform == 'os400' or os.uname().sysname.startswith('OS400')
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def uses_usr_local(self):
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return self._platform in ('freebsd', 'openbsd', 'bitrig', 'dragonfly', 'netbsd')
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def supports_ppoll(self):
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return self._platform in ('freebsd', 'linux', 'openbsd', 'bitrig',
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'dragonfly')
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def supports_ninja_browse(self):
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return (not self.is_windows()
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and not self.is_solaris()
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and not self.is_aix())
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def can_rebuild_in_place(self):
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return not (self.is_windows() or self.is_aix())
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class Bootstrap:
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"""API shim for ninja_syntax.Writer that instead runs the commands.
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Used to bootstrap Ninja from scratch. In --bootstrap mode this
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class is used to execute all the commands to build an executable.
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It also proxies all calls to an underlying ninja_syntax.Writer, to
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behave like non-bootstrap mode.
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"""
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def __init__(self, writer, verbose=False):
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self.writer = writer
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self.verbose = verbose
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# Map of variable name => expanded variable value.
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self.vars = {}
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# Map of rule name => dict of rule attributes.
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self.rules = {
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'phony': {}
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}
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def comment(self, text):
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return self.writer.comment(text)
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def newline(self):
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return self.writer.newline()
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def variable(self, key, val):
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# In bootstrap mode, we have no ninja process to catch /showIncludes
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# output.
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self.vars[key] = self._expand(val).replace('/showIncludes', '')
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return self.writer.variable(key, val)
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def rule(self, name, **kwargs):
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self.rules[name] = kwargs
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return self.writer.rule(name, **kwargs)
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def build(self, outputs, rule, inputs=None, **kwargs):
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ruleattr = self.rules[rule]
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cmd = ruleattr.get('command')
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if cmd is None: # A phony rule, for example.
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return
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# Implement just enough of Ninja variable expansion etc. to
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# make the bootstrap build work.
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local_vars = {
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'in': self._expand_paths(inputs),
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'out': self._expand_paths(outputs)
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}
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for key, val in kwargs.get('variables', []):
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local_vars[key] = ' '.join(ninja_syntax.as_list(val))
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self._run_command(self._expand(cmd, local_vars))
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return self.writer.build(outputs, rule, inputs, **kwargs)
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def default(self, paths):
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return self.writer.default(paths)
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def _expand_paths(self, paths):
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"""Expand $vars in an array of paths, e.g. from a 'build' block."""
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paths = ninja_syntax.as_list(paths)
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return ' '.join(map(self._shell_escape, (map(self._expand, paths))))
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def _expand(self, str, local_vars={}):
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"""Expand $vars in a string."""
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return ninja_syntax.expand(str, self.vars, local_vars)
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def _shell_escape(self, path):
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"""Quote paths containing spaces."""
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return '"%s"' % path if ' ' in path else path
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def _run_command(self, cmdline):
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"""Run a subcommand, quietly. Prints the full command on error."""
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try:
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if self.verbose:
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print(cmdline)
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subprocess.check_call(cmdline, shell=True)
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except subprocess.CalledProcessError:
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print('when running: ', cmdline)
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raise
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parser = OptionParser()
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profilers = ['gmon', 'pprof']
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parser.add_option('--bootstrap', action='store_true',
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help='bootstrap a ninja binary from nothing')
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parser.add_option('--verbose', action='store_true',
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help='enable verbose build')
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parser.add_option('--platform',
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help='target platform (' +
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'/'.join(Platform.known_platforms()) + ')',
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choices=Platform.known_platforms())
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parser.add_option('--host',
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help='host platform (' +
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'/'.join(Platform.known_platforms()) + ')',
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choices=Platform.known_platforms())
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parser.add_option('--debug', action='store_true',
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help='enable debugging extras',)
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parser.add_option('--profile', metavar='TYPE',
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choices=profilers,
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help='enable profiling (' + '/'.join(profilers) + ')',)
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parser.add_option('--with-gtest', metavar='PATH', help='ignored')
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parser.add_option('--with-python', metavar='EXE',
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help='use EXE as the Python interpreter',
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default=os.path.basename(sys.executable))
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parser.add_option('--force-pselect', action='store_true',
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help='ppoll() is used by default where available, '
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'but some platforms may need to use pselect instead',)
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(options, args) = parser.parse_args()
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if args:
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print('ERROR: extra unparsed command-line arguments:', args)
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sys.exit(1)
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platform = Platform(options.platform)
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if options.host:
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host = Platform(options.host)
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else:
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host = platform
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BUILD_FILENAME = 'build.ninja'
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ninja_writer = ninja_syntax.Writer(open(BUILD_FILENAME, 'w'))
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n = ninja_writer
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if options.bootstrap:
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# Make the build directory.
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try:
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os.mkdir('build')
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except OSError:
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pass
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# Wrap ninja_writer with the Bootstrapper, which also executes the
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# commands.
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print('bootstrapping ninja...')
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n = Bootstrap(n, verbose=options.verbose)
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n.comment('This file is used to build ninja itself.')
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n.comment('It is generated by ' + os.path.basename(__file__) + '.')
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n.newline()
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n.variable('ninja_required_version', '1.3')
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n.newline()
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n.comment('The arguments passed to configure.py, for rerunning it.')
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configure_args = sys.argv[1:]
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if '--bootstrap' in configure_args:
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configure_args.remove('--bootstrap')
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n.variable('configure_args', ' '.join(configure_args))
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env_keys = set(['CXX', 'AR', 'CFLAGS', 'CXXFLAGS', 'LDFLAGS'])
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configure_env = dict((k, os.environ[k]) for k in os.environ if k in env_keys)
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if configure_env:
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config_str = ' '.join([k + '=' + shlex.quote(configure_env[k])
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for k in configure_env])
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n.variable('configure_env', config_str + '$ ')
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n.newline()
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CXX = configure_env.get('CXX', 'c++')
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objext = '.o'
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if platform.is_msvc():
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CXX = 'cl'
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objext = '.obj'
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def src(filename):
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return os.path.join('$root', 'src', filename)
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def built(filename):
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return os.path.join('$builddir', filename)
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def doc(filename):
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return os.path.join('$root', 'doc', filename)
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def cc(name, **kwargs):
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return n.build(built(name + objext), 'cxx', src(name + '.c'), **kwargs)
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def cxx(name, **kwargs):
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return n.build(built(name + objext), 'cxx', src(name + '.cc'), **kwargs)
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def binary(name):
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if platform.is_windows():
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exe = name + '.exe'
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n.build(name, 'phony', exe)
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return exe
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return name
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root = sourcedir
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if root == os.getcwd():
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# In the common case where we're building directly in the source
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# tree, simplify all the paths to just be cwd-relative.
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root = '.'
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n.variable('root', root)
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n.variable('builddir', 'build')
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n.variable('cxx', CXX)
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if platform.is_msvc():
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n.variable('ar', 'link')
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else:
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n.variable('ar', configure_env.get('AR', 'ar'))
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def search_system_path(file_name):
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"""Find a file in the system path."""
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for dir in os.environ['path'].split(';'):
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path = os.path.join(dir, file_name)
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if os.path.exists(path):
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return path
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# Note that build settings are separately specified in CMakeLists.txt and
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# these lists should be kept in sync.
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if platform.is_msvc():
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if not search_system_path('cl.exe'):
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raise Exception('cl.exe not found. Run again from the Developer Command Prompt for VS')
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cflags = ['/showIncludes',
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'/nologo', # Don't print startup banner.
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'/Zi', # Create pdb with debug info.
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'/W4', # Highest warning level.
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'/WX', # Warnings as errors.
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'/wd4530', '/wd4100', '/wd4706', '/wd4244',
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'/wd4512', '/wd4800', '/wd4702', '/wd4819',
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# Disable warnings about constant conditional expressions.
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'/wd4127',
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# Disable warnings about passing "this" during initialization.
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'/wd4355',
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# Disable warnings about ignored typedef in DbgHelp.h
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'/wd4091',
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'/GR-', # Disable RTTI.
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'/Zc:__cplusplus',
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# Disable size_t -> int truncation warning.
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# We never have strings or arrays larger than 2**31.
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'/wd4267',
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'/DNOMINMAX', '/D_CRT_SECURE_NO_WARNINGS',
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'/D_HAS_EXCEPTIONS=0',
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'/DNINJA_PYTHON="%s"' % options.with_python]
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if platform.msvc_needs_fs():
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cflags.append('/FS')
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ldflags = ['/DEBUG', '/libpath:$builddir']
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if not options.debug:
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cflags += ['/Ox', '/DNDEBUG', '/GL']
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ldflags += ['/LTCG', '/OPT:REF', '/OPT:ICF']
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else:
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cflags = ['-g', '-Wall', '-Wextra',
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'-Wno-deprecated',
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'-Wno-missing-field-initializers',
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'-Wno-unused-parameter',
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'-fno-rtti',
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'-fno-exceptions',
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'-std=c++11',
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'-fvisibility=hidden', '-pipe',
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'-DNINJA_PYTHON="%s"' % options.with_python]
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if options.debug:
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cflags += ['-D_GLIBCXX_DEBUG', '-D_GLIBCXX_DEBUG_PEDANTIC']
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cflags.remove('-fno-rtti') # Needed for above pedanticness.
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else:
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cflags += ['-O2', '-DNDEBUG']
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try:
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proc = subprocess.Popen(
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[CXX, '-fdiagnostics-color', '-c', '-x', 'c++', '/dev/null',
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'-o', '/dev/null'],
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stdout=open(os.devnull, 'wb'), stderr=subprocess.STDOUT)
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if proc.wait() == 0:
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cflags += ['-fdiagnostics-color']
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except:
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pass
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if platform.is_mingw():
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cflags += ['-D_WIN32_WINNT=0x0601', '-D__USE_MINGW_ANSI_STDIO=1']
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ldflags = ['-L$builddir']
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if platform.uses_usr_local():
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cflags.append('-I/usr/local/include')
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ldflags.append('-L/usr/local/lib')
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if platform.is_aix():
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# printf formats for int64_t, uint64_t; large file support
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cflags.append('-D__STDC_FORMAT_MACROS')
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cflags.append('-D_LARGE_FILES')
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libs = []
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if platform.is_mingw():
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cflags.remove('-fvisibility=hidden');
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ldflags.append('-static')
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elif platform.is_solaris():
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cflags.remove('-fvisibility=hidden')
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elif platform.is_aix():
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cflags.remove('-fvisibility=hidden')
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elif platform.is_msvc():
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pass
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else:
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if options.profile == 'gmon':
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cflags.append('-pg')
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ldflags.append('-pg')
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elif options.profile == 'pprof':
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cflags.append('-fno-omit-frame-pointer')
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libs.extend(['-Wl,--no-as-needed', '-lprofiler'])
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if platform.supports_ppoll() and not options.force_pselect:
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cflags.append('-DUSE_PPOLL')
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if platform.supports_ninja_browse():
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cflags.append('-DNINJA_HAVE_BROWSE')
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# Search for generated headers relative to build dir.
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cflags.append('-I.')
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def shell_escape(str):
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"""Escape str such that it's interpreted as a single argument by
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the shell."""
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# This isn't complete, but it's just enough to make NINJA_PYTHON work.
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if platform.is_windows():
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return str
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if '"' in str:
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return "'%s'" % str.replace("'", "\\'")
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return str
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if 'CFLAGS' in configure_env:
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cflags.append(configure_env['CFLAGS'])
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ldflags.append(configure_env['CFLAGS'])
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if 'CXXFLAGS' in configure_env:
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cflags.append(configure_env['CXXFLAGS'])
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ldflags.append(configure_env['CXXFLAGS'])
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n.variable('cflags', ' '.join(shell_escape(flag) for flag in cflags))
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if 'LDFLAGS' in configure_env:
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ldflags.append(configure_env['LDFLAGS'])
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n.variable('ldflags', ' '.join(shell_escape(flag) for flag in ldflags))
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n.newline()
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if platform.is_msvc():
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n.rule('cxx',
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command='$cxx $cflags -c $in /Fo$out /Fd' + built('$pdb'),
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description='CXX $out',
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deps='msvc' # /showIncludes is included in $cflags.
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)
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else:
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n.rule('cxx',
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command='$cxx -MMD -MT $out -MF $out.d $cflags -c $in -o $out',
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depfile='$out.d',
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deps='gcc',
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description='CXX $out')
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n.newline()
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if host.is_msvc():
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n.rule('ar',
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command='lib /nologo /ltcg /out:$out $in',
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description='LIB $out')
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elif host.is_mingw():
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n.rule('ar',
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command='$ar crs $out $in',
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description='AR $out')
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else:
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n.rule('ar',
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command='rm -f $out && $ar crs $out $in',
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description='AR $out')
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n.newline()
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if platform.is_msvc():
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n.rule('link',
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command='$cxx $in $libs /nologo /link $ldflags /out:$out',
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description='LINK $out')
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else:
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n.rule('link',
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command='$cxx $ldflags -o $out $in $libs',
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description='LINK $out')
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n.newline()
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objs = []
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if platform.supports_ninja_browse():
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n.comment('browse_py.h is used to inline browse.py.')
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n.rule('inline',
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command='"%s"' % src('inline.sh') + ' $varname < $in > $out',
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description='INLINE $out')
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n.build(built('browse_py.h'), 'inline', src('browse.py'),
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implicit=src('inline.sh'),
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variables=[('varname', 'kBrowsePy')])
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n.newline()
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objs += cxx('browse', order_only=built('browse_py.h'))
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n.newline()
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n.comment('the depfile parser and ninja lexers are generated using re2c.')
|
|
def has_re2c():
|
|
try:
|
|
proc = subprocess.Popen(['re2c', '-V'], stdout=subprocess.PIPE)
|
|
return int(proc.communicate()[0], 10) >= 1503
|
|
except OSError:
|
|
return False
|
|
if has_re2c():
|
|
n.rule('re2c',
|
|
command='re2c -b -i --no-generation-date --no-version -o $out $in',
|
|
description='RE2C $out')
|
|
# Generate the .cc files in the source directory so we can check them in.
|
|
n.build(src('depfile_parser.cc'), 're2c', src('depfile_parser.in.cc'))
|
|
n.build(src('lexer.cc'), 're2c', src('lexer.in.cc'))
|
|
else:
|
|
print("warning: A compatible version of re2c (>= 0.15.3) was not found; "
|
|
"changes to src/*.in.cc will not affect your build.")
|
|
n.newline()
|
|
|
|
cxxvariables = []
|
|
if platform.is_msvc():
|
|
cxxvariables = [('pdb', 'ninja.pdb')]
|
|
|
|
n.comment('Generate a library for `ninja-re2c`.')
|
|
re2c_objs = []
|
|
for name in ['depfile_parser', 'lexer']:
|
|
re2c_objs += cxx(name, variables=cxxvariables)
|
|
if platform.is_msvc():
|
|
n.build(built('ninja-re2c.lib'), 'ar', re2c_objs)
|
|
else:
|
|
n.build(built('libninja-re2c.a'), 'ar', re2c_objs)
|
|
n.newline()
|
|
|
|
n.comment('Core source files all build into ninja library.')
|
|
objs.extend(re2c_objs)
|
|
for name in ['build',
|
|
'build_log',
|
|
'clean',
|
|
'clparser',
|
|
'debug_flags',
|
|
'deps_log',
|
|
'disk_interface',
|
|
'dyndep',
|
|
'dyndep_parser',
|
|
'edit_distance',
|
|
'eval_env',
|
|
'graph',
|
|
'graphviz',
|
|
'json',
|
|
'line_printer',
|
|
'manifest_parser',
|
|
'metrics',
|
|
'missing_deps',
|
|
'parser',
|
|
'state',
|
|
'status',
|
|
'string_piece_util',
|
|
'util',
|
|
'version']:
|
|
objs += cxx(name, variables=cxxvariables)
|
|
if platform.is_windows():
|
|
for name in ['subprocess-win32',
|
|
'includes_normalize-win32',
|
|
'msvc_helper-win32',
|
|
'msvc_helper_main-win32']:
|
|
objs += cxx(name, variables=cxxvariables)
|
|
if platform.is_msvc():
|
|
objs += cxx('minidump-win32', variables=cxxvariables)
|
|
objs += cc('getopt')
|
|
else:
|
|
objs += cxx('subprocess-posix')
|
|
if platform.is_aix():
|
|
objs += cc('getopt')
|
|
if platform.is_msvc():
|
|
ninja_lib = n.build(built('ninja.lib'), 'ar', objs)
|
|
else:
|
|
ninja_lib = n.build(built('libninja.a'), 'ar', objs)
|
|
n.newline()
|
|
|
|
if platform.is_msvc():
|
|
libs.append('ninja.lib')
|
|
else:
|
|
libs.append('-lninja')
|
|
|
|
if platform.is_aix() and not platform.is_os400_pase():
|
|
libs.append('-lperfstat')
|
|
|
|
all_targets = []
|
|
|
|
n.comment('Main executable is library plus main() function.')
|
|
objs = cxx('ninja', variables=cxxvariables)
|
|
ninja = n.build(binary('ninja'), 'link', objs, implicit=ninja_lib,
|
|
variables=[('libs', libs)])
|
|
n.newline()
|
|
all_targets += ninja
|
|
|
|
if options.bootstrap:
|
|
# We've built the ninja binary. Don't run any more commands
|
|
# through the bootstrap executor, but continue writing the
|
|
# build.ninja file.
|
|
n = ninja_writer
|
|
|
|
n.comment('Ancillary executables.')
|
|
|
|
if platform.is_aix() and '-maix64' not in ldflags:
|
|
# Both hash_collision_bench and manifest_parser_perftest require more
|
|
# memory than will fit in the standard 32-bit AIX shared stack/heap (256M)
|
|
libs.append('-Wl,-bmaxdata:0x80000000')
|
|
|
|
for name in ['build_log_perftest',
|
|
'canon_perftest',
|
|
'depfile_parser_perftest',
|
|
'hash_collision_bench',
|
|
'manifest_parser_perftest',
|
|
'clparser_perftest']:
|
|
if platform.is_msvc():
|
|
cxxvariables = [('pdb', name + '.pdb')]
|
|
objs = cxx(name, variables=cxxvariables)
|
|
all_targets += n.build(binary(name), 'link', objs,
|
|
implicit=ninja_lib, variables=[('libs', libs)])
|
|
|
|
n.newline()
|
|
|
|
n.comment('Generate a graph using the "graph" tool.')
|
|
n.rule('gendot',
|
|
command='./ninja -t graph all > $out')
|
|
n.rule('gengraph',
|
|
command='dot -Tpng $in > $out')
|
|
dot = n.build(built('graph.dot'), 'gendot', ['ninja', 'build.ninja'])
|
|
n.build('graph.png', 'gengraph', dot)
|
|
n.newline()
|
|
|
|
n.comment('Generate the manual using asciidoc.')
|
|
n.rule('asciidoc',
|
|
command='asciidoc -b docbook -d book -o $out $in',
|
|
description='ASCIIDOC $out')
|
|
n.rule('xsltproc',
|
|
command='xsltproc --nonet doc/docbook.xsl $in > $out',
|
|
description='XSLTPROC $out')
|
|
docbookxml = n.build(built('manual.xml'), 'asciidoc', doc('manual.asciidoc'))
|
|
manual = n.build(doc('manual.html'), 'xsltproc', docbookxml,
|
|
implicit=[doc('style.css'), doc('docbook.xsl')])
|
|
n.build('manual', 'phony',
|
|
order_only=manual)
|
|
n.newline()
|
|
|
|
n.rule('dblatex',
|
|
command='dblatex -q -o $out -p doc/dblatex.xsl $in',
|
|
description='DBLATEX $out')
|
|
n.build(doc('manual.pdf'), 'dblatex', docbookxml,
|
|
implicit=[doc('dblatex.xsl')])
|
|
|
|
n.comment('Generate Doxygen.')
|
|
n.rule('doxygen',
|
|
command='doxygen $in',
|
|
description='DOXYGEN $in')
|
|
n.variable('doxygen_mainpage_generator',
|
|
src('gen_doxygen_mainpage.sh'))
|
|
n.rule('doxygen_mainpage',
|
|
command='$doxygen_mainpage_generator $in > $out',
|
|
description='DOXYGEN_MAINPAGE $out')
|
|
mainpage = n.build(built('doxygen_mainpage'), 'doxygen_mainpage',
|
|
['README.md', 'COPYING'],
|
|
implicit=['$doxygen_mainpage_generator'])
|
|
n.build('doxygen', 'doxygen', doc('doxygen.config'),
|
|
implicit=mainpage)
|
|
n.newline()
|
|
|
|
if not host.is_mingw():
|
|
n.comment('Regenerate build files if build script changes.')
|
|
n.rule('configure',
|
|
command='${configure_env}%s $root/configure.py $configure_args' %
|
|
options.with_python,
|
|
generator=True)
|
|
n.build('build.ninja', 'configure',
|
|
implicit=['$root/configure.py',
|
|
os.path.normpath('$root/misc/ninja_syntax.py')])
|
|
n.newline()
|
|
|
|
n.default(ninja)
|
|
n.newline()
|
|
|
|
if host.is_linux():
|
|
n.comment('Packaging')
|
|
n.rule('rpmbuild',
|
|
command="misc/packaging/rpmbuild.sh",
|
|
description='Building rpms..')
|
|
n.build('rpm', 'rpmbuild')
|
|
n.newline()
|
|
|
|
n.build('all', 'phony', all_targets)
|
|
|
|
n.close()
|
|
print('wrote %s.' % BUILD_FILENAME)
|
|
|
|
if options.bootstrap:
|
|
print('bootstrap complete. rebuilding...')
|
|
|
|
rebuild_args = []
|
|
|
|
if platform.can_rebuild_in_place():
|
|
rebuild_args.append('./ninja')
|
|
else:
|
|
if platform.is_windows():
|
|
bootstrap_exe = 'ninja.bootstrap.exe'
|
|
final_exe = 'ninja.exe'
|
|
else:
|
|
bootstrap_exe = './ninja.bootstrap'
|
|
final_exe = './ninja'
|
|
|
|
if os.path.exists(bootstrap_exe):
|
|
os.unlink(bootstrap_exe)
|
|
os.rename(final_exe, bootstrap_exe)
|
|
|
|
rebuild_args.append(bootstrap_exe)
|
|
|
|
if options.verbose:
|
|
rebuild_args.append('-v')
|
|
|
|
subprocess.check_call(rebuild_args)
|