mirror of
https://github.com/reactos/ninja.git
synced 2024-11-27 13:40:30 +00:00
221 lines
7.0 KiB
Python
Executable File
221 lines
7.0 KiB
Python
Executable File
#!/usr/bin/env python
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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 sys
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sys.path.insert(0, 'misc')
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import ninja_syntax
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parser = OptionParser()
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platforms = ['linux', 'freebsd', 'mingw', 'windows']
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profilers = ['gmon', 'pprof']
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parser.add_option('--platform',
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help='target platform (' + '/'.join(platforms) + ')',
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choices=platforms)
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parser.add_option('--debug', action='store_true',
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help='enable debugging flags',)
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parser.add_option('--profile', metavar='TYPE',
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choices=['gmon', 'pprof'],
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help='enable profiling (' + '/'.join(profilers) + ')',)
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(options, args) = parser.parse_args()
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platform = options.platform
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if platform is None:
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platform = sys.platform
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if platform.startswith('linux'):
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platform = 'linux'
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elif platform.startswith('freebsd'):
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platform = 'freebsd'
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elif platform.startswith('mingw'):
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platform = 'mingw'
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elif platform.startswith('win'):
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platform = 'windows'
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BUILD_FILENAME = 'build.ninja'
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buildfile = open(BUILD_FILENAME, 'w')
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n = ninja_syntax.Writer(buildfile)
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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.comment('The arguments passed to configure.py, for rerunning it.')
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n.variable('configure_args', ' '.join(sys.argv[1:]))
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def src(filename):
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return os.path.join('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('doc', filename)
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def cxx(name, **kwargs):
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return n.build(built(name + '.o'), 'cxx', src(name + '.cc'), **kwargs)
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n.variable('builddir', 'build')
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cflags = ['-g', '-Wall', '-Wno-deprecated', '-fno-exceptions',
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'-fvisibility=hidden', '-pipe']
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if not options.debug:
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cflags.append('-O2')
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ldflags = []
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if platform == 'mingw':
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n.variable('cxx', 'i586-mingw32msvc-c++')
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# "warning: visibility attribute not supported in this
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# configuration; ignored"
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cflags.remove('-fvisibility=hidden')
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cflags.append('-Igtest-1.6.0/include')
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ldflags.append('-Lgtest-1.6.0/lib/.libs')
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else:
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n.variable('cxx', os.environ.get('CXX', 'g++'))
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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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ldflags.append('-lprofiler')
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if 'CFLAGS' in os.environ:
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cflags.append(os.environ['CFLAGS'])
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n.variable('cflags', ' '.join(cflags))
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if 'LDFLAGS' in os.environ:
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ldflags.append(os.environ['LDFLAGS'])
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n.variable('ldflags', ' '.join(ldflags))
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n.newline()
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n.rule('cxx',
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command='$cxx -MMD -MF $out.d $cflags -c $in -o $out',
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depfile='$out.d',
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description='CXX $out')
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n.newline()
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ar = 'ar'
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if platform == 'mingw':
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ar = 'i586-mingw32msvc-ar'
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n.rule('ar',
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command=ar + ' crs $out $in',
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description='AR $out')
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n.newline()
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n.rule('link',
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command='$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 not in ('mingw'):
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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='src/inline.sh $varname < $in > $out',
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description='INLINE $out')
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n.build(built('browse_py.h'), 'inline', src('browse.py'),
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variables=[('varname', 'kBrowsePy')])
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n.newline()
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n.comment("TODO: this shouldn't need to depend on inline.sh.")
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objs += cxx('browse',
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implicit='src/inline.sh',
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order_only=built('browse_py.h'))
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n.newline()
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n.comment('Core source files all build into ninja library.')
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for name in ['build', 'build_log', 'clean', 'eval_env', 'graph', 'graphviz',
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'parsers', 'util', 'stat_cache', 'disk_interface', 'state']:
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objs += cxx(name)
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if platform == 'mingw':
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objs += cxx('subprocess-win32')
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else:
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objs += cxx('subprocess')
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ninja_lib = n.build(built('libninja.a'), 'ar', objs)
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n.newline()
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n.comment('Main executable is library plus main() function.')
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objs = cxx('ninja')
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n.build('ninja', 'link', objs, implicit=ninja_lib,
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variables=[('libs', '-L$builddir -lninja')])
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n.newline()
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n.comment('Tests all build into ninja_test executable.')
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objs = []
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for name in ['build_test', 'build_log_test', 'graph_test', 'ninja_test',
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'parsers_test', 'subprocess_test', 'util_test', 'clean_test',
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'test']:
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objs += cxx(name)
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ldflags.append('-lgtest_main -lgtest')
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if platform != 'mingw':
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ldflags.append('-lpthread')
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n.build('ninja_test', 'link', objs, implicit=ninja_lib,
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variables=[('libs', '-L$builddir -lninja'),
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('ldflags', ' '.join(ldflags))])
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n.newline()
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n.comment('Perftest executable.')
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objs = cxx('parser_perftest')
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n.build('parser_perftest', 'link', objs, implicit=ninja_lib,
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variables=[('libs', '-L$builddir -lninja')])
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n.newline()
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n.comment('Generate a graph using the "graph" tool.')
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n.rule('gendot',
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command='./ninja -t graph > $out')
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n.rule('gengraph',
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command='dot -Tpng $in > $out')
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dot = n.build(built('graph.dot'), 'gendot', ['ninja', 'build.ninja'])
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n.build('graph.png', 'gengraph', dot)
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n.newline()
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n.comment('Generate the manual using asciidoc.')
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n.rule('asciidoc',
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command='asciidoc -a toc -o $out $in',
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description='ASCIIDOC $in')
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manual = n.build(doc('manual.html'), 'asciidoc', doc('manual.asciidoc'))
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n.build('manual', 'phony',
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order_only=manual)
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n.newline()
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n.comment('Generate Doxygen.')
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n.rule('doxygen',
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command='doxygen $in',
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description='DOXYGEN $in')
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n.variable('doxygen_mainpage_generator',
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src('gen_doxygen_mainpage.sh'))
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n.rule('doxygen_mainpage',
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command='$doxygen_mainpage_generator $in > $out',
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description='DOXYGEN_MAINPAGE $out')
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mainpage = n.build(built('doxygen_mainpage'), 'doxygen_mainpage',
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['README', 'HACKING', 'COPYING'],
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implicit=['$doxygen_mainpage_generator'])
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n.build('doxygen', 'doxygen', doc('doxygen.config'),
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implicit=mainpage)
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n.newline()
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n.comment('Regenerate build files if build script changes.')
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n.rule('configure',
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command='./configure.py $configure_args')
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n.build('build.ninja', 'configure',
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implicit='configure.py')
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n.newline()
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n.comment('Build only the main binary by default.')
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n.default('ninja')
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print 'wrote %s.' % BUILD_FILENAME
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