Initial import.

1 files changed, 447 insertions, 0 deletions

diff --git a/ninja/configure.py b/ninja/configure.py
new file mode 100755
index 00000000000..22eb1e57566
--- /dev/null
+++ b/ninja/configure.py
@@ -0,0 +1,447 @@
+#!/usr/bin/env 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."""
+
+from __future__ import print_function
+
+from optparse import OptionParser
+import os
+import sys
+import platform_helper
+sys.path.insert(0, 'misc')
+
+import ninja_syntax
+
+parser = OptionParser()
+profilers = ['gmon', 'pprof']
+parser.add_option('--platform',
+                  help='target platform (' + '/'.join(platform_helper.platforms()) + ')',
+                  choices=platform_helper.platforms())
+parser.add_option('--host',
+                  help='host platform (' + '/'.join(platform_helper.platforms()) + ')',
+                  choices=platform_helper.platforms())
+parser.add_option('--debug', action='store_true',
+                  help='enable debugging extras',)
+parser.add_option('--profile', metavar='TYPE',
+                  choices=profilers,
+                  help='enable profiling (' + '/'.join(profilers) + ')',)
+parser.add_option('--with-gtest', metavar='PATH',
+                  help='use gtest unpacked in directory PATH')
+parser.add_option('--with-python', metavar='EXE',
+                  help='use EXE as the Python interpreter',
+                  default=os.path.basename(sys.executable))
+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, args) = parser.parse_args()
+if args:
+    print('ERROR: extra unparsed command-line arguments:', args)
+    sys.exit(1)
+
+platform = platform_helper.Platform(options.platform)
+if options.host:
+    host = platform_helper.Platform(options.host)
+else:
+    host = platform
+
+BUILD_FILENAME = 'build.ninja'
+buildfile = open(BUILD_FILENAME, 'w')
+n = ninja_syntax.Writer(buildfile)
+n.comment('This file is used to build ninja itself.')
+n.comment('It is generated by ' + os.path.basename(__file__) + '.')
+n.newline()
+
+n.variable('ninja_required_version', '1.3')
+n.newline()
+
+n.comment('The arguments passed to configure.py, for rerunning it.')
+n.variable('configure_args', ' '.join(sys.argv[1:]))
+env_keys = set(['CXX', 'AR', 'CFLAGS', 'LDFLAGS'])
+configure_env = dict((k, os.environ[k]) for k in os.environ if k in env_keys)
+if configure_env:
+    config_str = ' '.join([k + '=' + configure_env[k] for k in configure_env])
+    n.variable('configure_env', config_str + '$ ')
+n.newline()
+
+CXX = configure_env.get('CXX', 'g++')
+objext = '.o'
+if platform.is_msvc():
+    CXX = 'cl'
+    objext = '.obj'
+
+def src(filename):
+    return os.path.join('src', filename)
+def built(filename):
+    return os.path.join('$builddir', filename)
+def doc(filename):
+    return os.path.join('doc', filename)
+def cc(name, **kwargs):
+    return n.build(built(name + objext), 'cxx', src(name + '.c'), **kwargs)
+def cxx(name, **kwargs):
+    return n.build(built(name + objext), 'cxx', src(name + '.cc'), **kwargs)
+def binary(name):
+    if platform.is_windows():
+        exe = name + '.exe'
+        n.build(name, 'phony', exe)
+        return exe
+    return name
+
+n.variable('builddir', 'build')
+n.variable('cxx', CXX)
+if platform.is_msvc():
+    n.variable('ar', 'link')
+else:
+    n.variable('ar', configure_env.get('AR', 'ar'))
+
+if platform.is_msvc():
+    cflags = ['/nologo',  # Don't print startup banner.
+              '/Zi',  # Create pdb with debug info.
+              '/W4',  # Highest warning level.
+              '/WX',  # Warnings as errors.
+              '/wd4530', '/wd4100', '/wd4706',
+              '/wd4512', '/wd4800', '/wd4702', '/wd4819',
+              # Disable warnings about passing "this" during initialization.
+              '/wd4355',
+              '/GR-',  # Disable RTTI.
+              # Disable size_t -> int truncation warning.
+              # We never have strings or arrays larger than 2**31.
+              '/wd4267',
+              '/DNOMINMAX', '/D_CRT_SECURE_NO_WARNINGS',
+              '/D_VARIADIC_MAX=10',
+              '/DNINJA_PYTHON="%s"' % options.with_python]
+    ldflags = ['/DEBUG', '/libpath:$builddir']
+    if not options.debug:
+        cflags += ['/Ox', '/DNDEBUG', '/GL']
+        ldflags += ['/LTCG', '/OPT:REF', '/OPT:ICF']
+else:
+    cflags = ['-g', '-Wall', '-Wextra',
+              '-Wno-deprecated',
+              '-Wno-unused-parameter',
+              '-fno-rtti',
+              '-fno-exceptions',
+              '-fvisibility=hidden', '-pipe',
+              '-Wno-missing-field-initializers',
+              '-DNINJA_PYTHON="%s"' % options.with_python]
+    if options.debug:
+        cflags += ['-D_GLIBCXX_DEBUG', '-D_GLIBCXX_DEBUG_PEDANTIC']
+        cflags.remove('-fno-rtti')  # Needed for above pedanticness.
+    else:
+        cflags += ['-O2', '-DNDEBUG']
+    if 'clang' in os.path.basename(CXX):
+        cflags += ['-fcolor-diagnostics']
+    if platform.is_mingw():
+        cflags += ['-D_WIN32_WINNT=0x0501']
+    ldflags = ['-L$builddir']
+libs = []
+
+if platform.is_mingw():
+    cflags.remove('-fvisibility=hidden');
+    ldflags.append('-static')
+elif platform.is_sunos5():
+    cflags.remove('-fvisibility=hidden')
+elif platform.is_msvc():
+    pass
+else:
+    if options.profile == 'gmon':
+        cflags.append('-pg')
+        ldflags.append('-pg')
+    elif options.profile == 'pprof':
+        cflags.append('-fno-omit-frame-pointer')
+        libs.extend(['-Wl,--no-as-needed', '-lprofiler'])
+
+if (platform.is_linux() or platform.is_openbsd()) and not options.force_pselect:
+    cflags.append('-DUSE_PPOLL')
+
+def shell_escape(str):
+    """Escape str such that it's interpreted as a single argument by
+    the shell."""
+
+    # This isn't complete, but it's just enough to make NINJA_PYTHON work.
+    if platform.is_windows():
+      return str
+    if '"' in str:
+        return "'%s'" % str.replace("'", "\\'")
+    return str
+
+if 'CFLAGS' in configure_env:
+    cflags.append(configure_env['CFLAGS'])
+n.variable('cflags', ' '.join(shell_escape(flag) for flag in cflags))
+if 'LDFLAGS' in configure_env:
+    ldflags.append(configure_env['LDFLAGS'])
+n.variable('ldflags', ' '.join(shell_escape(flag) for flag in ldflags))
+n.newline()
+
+if platform.is_msvc():
+    n.rule('cxx',
+        command='$cxx /showIncludes $cflags -c $in /Fo$out',
+        description='CXX $out',
+        deps='msvc')
+else:
+    n.rule('cxx',
+        command='$cxx -MMD -MT $out -MF $out.d $cflags -c $in -o $out',
+        depfile='$out.d',
+        deps='gcc',
+        description='CXX $out')
+n.newline()
+
+if host.is_msvc():
+    n.rule('ar',
+           command='lib /nologo /ltcg /out:$out $in',
+           description='LIB $out')
+elif host.is_mingw():
+    n.rule('ar',
+           command='cmd /c $ar cqs $out.tmp $in && move /Y $out.tmp $out',
+           description='AR $out')
+else:
+    n.rule('ar',
+           command='rm -f $out && $ar crs $out $in',
+           description='AR $out')
+n.newline()
+
+if platform.is_msvc():
+    n.rule('link',
+        command='$cxx $in $libs /nologo /link $ldflags /out:$out',
+        description='LINK $out')
+else:
+    n.rule('link',
+        command='$cxx $ldflags -o $out $in $libs',
+        description='LINK $out')
+n.newline()
+
+objs = []
+
+if not platform.is_windows() and not platform.is_solaris():
+    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'),
+            implicit='src/inline.sh',
+            variables=[('varname', 'kBrowsePy')])
+    n.newline()
+
+    objs += cxx('browse', order_only=built('browse_py.h'))
+    n.newline()
+
+n.comment('the depfile parser and ninja lexers are generated using re2c.')
+def has_re2c():
+    import subprocess
+    try:
+        proc = subprocess.Popen(['re2c', '-V'], stdout=subprocess.PIPE)
+        return int(proc.communicate()[0], 10) >= 1103
+    except OSError:
+        return False
+if has_re2c():
+    n.rule('re2c',
+           command='re2c -b -i --no-generation-date -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 (>= 0.11.3) was not found; "
+           "changes to src/*.in.cc will not affect your build.")
+n.newline()
+
+n.comment('Core source files all build into ninja library.')
+for name in ['build',
+             'build_log',
+             'clean',
+             'depfile_parser',
+             'deps_log',
+             'disk_interface',
+             'edit_distance',
+             'eval_env',
+             'explain',
+             'graph',
+             'graphviz',
+             'lexer',
+             'line_printer',
+             'manifest_parser',
+             'metrics',
+             'state',
+             'util',
+             'version']:
+    objs += cxx(name)
+if platform.is_windows():
+    for name in ['subprocess-win32',
+                 'includes_normalize-win32',
+                 'msvc_helper-win32',
+                 'msvc_helper_main-win32']:
+        objs += cxx(name)
+    if platform.is_msvc():
+        objs += cxx('minidump-win32')
+    objs += cc('getopt')
+else:
+    objs += cxx('subprocess-posix')
+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')
+
+all_targets = []
+
+n.comment('Main executable is library plus main() function.')
+objs = cxx('ninja')
+ninja = n.build(binary('ninja'), 'link', objs, implicit=ninja_lib,
+                variables=[('libs', libs)])
+n.newline()
+all_targets += ninja
+
+n.comment('Tests all build into ninja_test executable.')
+
+variables = []
+test_cflags = cflags + ['-DGTEST_HAS_RTTI=0']
+test_ldflags = None
+test_libs = libs
+objs = []
+if options.with_gtest:
+    path = options.with_gtest
+
+    gtest_all_incs = '-I%s -I%s' % (path, os.path.join(path, 'include'))
+    if platform.is_msvc():
+        gtest_cflags = '/nologo /EHsc /Zi /D_VARIADIC_MAX=10 ' + gtest_all_incs
+    else:
+        gtest_cflags = '-fvisibility=hidden ' + gtest_all_incs
+    objs += n.build(built('gtest-all' + objext), 'cxx',
+                    os.path.join(path, 'src', 'gtest-all.cc'),
+                    variables=[('cflags', gtest_cflags)])
+
+    test_cflags.append('-I%s' % os.path.join(path, 'include'))
+else:
+    # Use gtest from system.
+    if platform.is_msvc():
+        test_libs.extend(['gtest_main.lib', 'gtest.lib'])
+    else:
+        test_libs.extend(['-lgtest_main', '-lgtest'])
+
+n.variable('test_cflags', test_cflags)
+for name in ['build_log_test',
+             'build_test',
+             'clean_test',
+             'depfile_parser_test',
+             'deps_log_test',
+             'disk_interface_test',
+             'edit_distance_test',
+             'graph_test',
+             'lexer_test',
+             'manifest_parser_test',
+             'ninja_test',
+             'state_test',
+             'subprocess_test',
+             'test',
+             'util_test']:
+    objs += cxx(name, variables=[('cflags', '$test_cflags')])
+if platform.is_windows():
+    for name in ['includes_normalize_test', 'msvc_helper_test']:
+        objs += cxx(name, variables=[('cflags', test_cflags)])
+
+if not platform.is_windows():
+    test_libs.append('-lpthread')
+ninja_test = n.build(binary('ninja_test'), 'link', objs, implicit=ninja_lib,
+                     variables=[('ldflags', test_ldflags),
+                                ('libs', test_libs)])
+n.newline()
+all_targets += ninja_test
+
+
+n.comment('Ancillary executables.')
+objs = cxx('parser_perftest')
+all_targets += n.build(binary('parser_perftest'), 'link', objs,
+                       implicit=ninja_lib, variables=[('libs', libs)])
+objs = cxx('build_log_perftest')
+all_targets += n.build(binary('build_log_perftest'), 'link', objs,
+                       implicit=ninja_lib, variables=[('libs', libs)])
+objs = cxx('canon_perftest')
+all_targets += n.build(binary('canon_perftest'), 'link', objs,
+                       implicit=ninja_lib, variables=[('libs', libs)])
+objs = cxx('hash_collision_bench')
+all_targets += n.build(binary('hash_collision_bench'), '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')
+xml = n.build(built('manual.xml'), 'asciidoc', doc('manual.asciidoc'))
+manual = n.build(doc('manual.html'), 'xsltproc', xml,
+                 implicit=doc('style.css'))
+n.build('manual', 'phony',
+        order_only=manual)
+n.newline()
+
+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 $out')
+mainpage = n.build(built('doxygen_mainpage'), 'doxygen_mainpage',
+                   ['README', 'COPYING'],
+                   implicit=['$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 configure.py $configure_args' %
+               options.with_python,
+           generator=True)
+    n.build('build.ninja', 'configure',
+            implicit=['configure.py', os.path.normpath('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)
+
+print('wrote %s.' % BUILD_FILENAME)