diff options
Diffstat (limited to 'configure.py')
-rwxr-xr-x | configure.py | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/configure.py b/configure.py new file mode 100755 index 0000000..48b4ce1 --- /dev/null +++ b/configure.py @@ -0,0 +1,183 @@ +#!/usr/bin/python +# +# Copyright 2001 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. + +"""Script that generates the build.ninja for ninja itself. + +Projects that use ninja themselves should either write a similar script +or use a meta-build system that supports Ninja output.""" + +import os +import sys +sys.path.insert(0, 'misc') + +import ninja + +platform = os.environ.get('NINJA_PLATFORM', sys.platform) +if platform.startswith('linux'): + platform = 'linux' +elif platform.startswith('freebsd'): + platform = 'freebsd' +elif platform.startswith('mingw'): + platform = 'mingw' +elif platform.startswith('win'): + platform = 'windows' + +BUILD_FILENAME = 'build.ninja' +buildfile = open(BUILD_FILENAME, 'w') +n = ninja.Writer(buildfile) +n.comment('This file is used to build ninja itself.') +n.comment('It is generated by ' + os.path.basename(__file__) + '.') +n.newline() + +def src(filename): + return os.path.join('src', filename) +def built(filename): + return os.path.join('$builddir', filename) +def cxx(name, **kwargs): + return n.build(built(name + '.o'), 'cxx', src(name + '.cc'), **kwargs) + +n.variable('builddir', 'build') + +cflags = ['-O2', '-g', '-Wall', '-Wno-deprecated', '-fno-exceptions', + '-fvisibility=hidden', '-pipe'] +ldflags = [] +if platform == 'mingw': + n.variable('cxx', 'i586-mingw32msvc-c++') + # "warning: visibility attribute not supported in this + # configuration; ignored" + cflags.remove('-fvisibility=hidden') + cflags.append('-Igtest-1.6.0/include') + ldflags.append('-Lgtest-1.6.0/lib/.libs') +else: + n.variable('cxx', os.environ.get('CXX', 'g++')) + +if 'CFLAGS' in os.environ: + cflags.append(os.environ['CFLAGS']) +n.variable('cflags', ' '.join(cflags)) +if 'LDFLAGS' in os.environ: + ldflags.append(os.environ['LDFLAGS']) +n.variable('ldflags', ' '.join(ldflags)) +n.newline() + +n.rule('cxx', + command='$cxx -MMD -MF $out.d $cflags -c $in -o $out', + depfile='$out.d', + description='CXX $out') +n.newline() + +ar = 'ar' +if platform == 'mingw': + ar = 'i586-mingw32msvc-ar' +n.rule('ar', + command=ar + ' crs $out $in', + description='AR $out') +n.newline() + +n.rule('link', + command='$cxx $ldflags -o $out $in $libs', + description='LINK $out') +n.newline() + +objs = [] + +if platform not in ('mingw'): + n.comment('browse_py.h is used to inline browse.py.') + n.rule('inline', + command='src/inline.sh $varname < $in > $out', + description='INLINE $out') + n.build(built('browse_py.h'), 'inline', src('browse.py'), + variables=[('varname', 'kBrowsePy')]) + n.newline() + + n.comment("TODO: this shouldn't need to depend on inline.sh.") + objs += cxx('browse', + implicit='src/inline.sh', + order_only=built('browse_py.h')) + n.newline() + +n.comment('Core source files all build into ninja library.') +for name in ['build', 'build_log', 'clean', 'eval_env', 'graph', 'graphviz', + 'parsers', 'util', + 'ninja_jumble']: + objs += cxx(name) +if platform == 'mingw': + objs += cxx('subprocess-win32') +else: + objs += cxx('subprocess') +ninja_lib = n.build(built('libninja.a'), 'ar', objs) +n.newline() + +n.comment('Main executable is library plus main() function.') +objs = cxx('ninja') +n.build('ninja', 'link', objs, implicit=ninja_lib, order_only=ninja_lib, + variables=[('libs', '-L$builddir -lninja')]) + +n.comment('Tests all build into ninja_test executable.') +objs = [] +for name in ['build_test', 'build_log_test', 'graph_test', 'ninja_test', + 'parsers_test', 'subprocess_test', 'util_test', 'clean_test', + 'test']: + objs += cxx(name) +ldflags.append('-lgtest_main -lgtest') +if platform != 'mingw': + ldflags.append('-lpthread') +n.build('ninja_test', 'link', objs, implicit=ninja_lib, order_only=ninja_lib, + variables=[('libs', '-L$builddir -lninja'), + ('ldflags', ' '.join(ldflags))]) +n.newline() + +n.comment('Generate a graph using the "graph" tool.') +n.rule('gendot', + command='./ninja -t graph > $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 -a toc $in', + description='ASCIIDOC $in') +n.build('manual.html', 'asciidoc', 'manual.asciidoc') +n.build('manual', 'phony', + order_only='manual.html') +n.newline() + +n.comment('Generate Doxygen.') +n.rule('doxygen', + command='doxygen $in', + description='DOXYGEN $in') +n.variable('doxygen_mainpage_generator', + './gen_doxygen_mainpage.sh') +n.rule('doxygen_mainpage', + command='$doxygen_mainpage_generator $in > $out', + description='DOXYGEN_MAINPAGE $out') +mainpage = n.build(built('doxygen_mainpage'), 'doxygen_mainpage', + ['README', 'HACKING', 'COPYING'], + implicit=['$doxygen_mainpage_generator']) +n.build('doxygen', 'doxygen', 'doxygen.config', + implicit=mainpage, + order_only=mainpage) +n.newline() + +n.comment('Regenerate build files if build script changes.') +n.rule('configure', + command='./configure.py') +n.build('build.ninja', 'configure', + implicit='configure.py') + +print 'wrote %s.' % BUILD_FILENAME |