class SconsFileHeaderGenerator(object):
    """SconsFileHeaderGenerator class"""
    def __init__(self, options, build_dir, gcc_version, python_inc, cuda_inc,
                 build_environment, svn_roots):
        """Init method. """
        self.rules_buf = []
        self.options = options
        self.build_dir = build_dir
        self.gcc_version = gcc_version
        self.python_inc = python_inc
        self.cuda_inc = cuda_inc
        self.build_environment = build_environment
        self.ccflags_manager = CcFlagsManager(options)
        self.env_list = ['env_with_error', 'env_no_warning']

        self.svn_roots = svn_roots
        self.svn_info_map = {}

        self.version_cpp_compile_template = string.Template("""
env_version = Environment(ENV = os.environ)
env_version.Append(SHCXXCOMSTR = '%s$updateinfo%s' % (colors('cyan'), colors('end')))
env_version.Append(CPPFLAGS = '-m$m')
version_obj = env_version.SharedObject('$filename')
""")
        self.blade_config = configparse.blade_config
        self.distcc_enabled = self.blade_config.get_config(
            'distcc_config').get('enabled', False)
        self.dccc_enabled = self.blade_config.get_config('link_config').get(
            'enable_dccc', False)

    def _add_rule(self, rule):
        """Append one rule to buffer. """
        self.rules_buf.append('%s\n' % rule)

    def _append_prefix_to_building_var(self,
                                       prefix='',
                                       building_var='',
                                       condition=False):
        """A helper method: append prefix to building var if condition is True."""
        if condition:
            return '%s %s' % (prefix, building_var)
        else:
            return building_var

    def _get_version_info(self):
        """Gets svn root dir info. """
        for root_dir in self.svn_roots:
            lc_all_env = os.environ
            lc_all_env['LC_ALL'] = 'POSIX'
            root_dir_realpath = os.path.realpath(root_dir)
            svn_working_dir = os.path.dirname(root_dir_realpath)
            svn_dir = os.path.basename(root_dir_realpath)

            if not os.path.exists('%s/.svn' % root_dir):
                console.warning('"%s" is not under version control' % root_dir)
                continue

            p = subprocess.Popen('svn info %s' % svn_dir,
                                 env=lc_all_env,
                                 cwd='%s' % svn_working_dir,
                                 stdout=subprocess.PIPE,
                                 stderr=subprocess.PIPE,
                                 shell=True)
            std_out, std_err = p.communicate()
            if p.returncode:
                console.warning('failed to get version control info in %s' %
                                root_dir)
            else:
                self.svn_info_map[root_dir] = std_out.replace('\n', '\\n\\\n')

    def generate_version_file(self):
        """Generate version information files. """
        self._get_version_info()
        svn_info_len = len(self.svn_info_map)

        if not os.path.exists(self.build_dir):
            os.makedirs(self.build_dir)
        version_cpp = open('%s/version.cpp' % self.build_dir, 'w')

        print >> version_cpp, '/* This file was generated by blade */'
        print >> version_cpp, 'extern "C" {'
        print >> version_cpp, 'namespace binary_version {'
        print >> version_cpp, 'extern const int kSvnInfoCount = %d;' % svn_info_len

        svn_info_array = '{'
        for idx in range(svn_info_len):
            key_with_idx = self.svn_info_map.keys()[idx]
            svn_info_line = '"%s"' % self.svn_info_map[key_with_idx]
            svn_info_array += svn_info_line
            if idx != (svn_info_len - 1):
                svn_info_array += ','
        svn_info_array += '}'

        print >> version_cpp, 'extern const char* const kSvnInfo[%d] = %s;' % (
            svn_info_len, svn_info_array)
        print >> version_cpp, 'extern const char kBuildType[] = "%s";' % self.options.profile
        print >> version_cpp, 'extern const char kBuildTime[] = "%s";' % time.asctime(
        )
        print >> version_cpp, 'extern const char kBuilderName[] = "%s";' % os.getenv(
            'USER')
        print >> version_cpp, ('extern const char kHostName[] = "%s";' %
                               socket.gethostname())
        compiler = 'GCC %s' % self.gcc_version
        print >> version_cpp, 'extern const char kCompiler[] = "%s";' % compiler
        print >> version_cpp, '}}'

        version_cpp.close()

        self._add_rule('VariantDir("%s", ".", duplicate=0)' % self.build_dir)
        self._add_rule(
            self.version_cpp_compile_template.substitute(
                updateinfo='Updating version information',
                m=self.options.m,
                filename='%s/version.cpp' % self.build_dir))

    def generate_imports_functions(self, blade_path):
        """Generates imports and functions. """
        self._add_rule(r"""
import sys
sys.path.insert(0, '%s')
""" % blade_path)
        self._add_rule(r"""
import os
import subprocess
import signal
import time
import socket
import glob

import blade_util
import console
import scons_helper

from build_environment import ScacheManager
from console import colors
from scons_helper import MakeAction
from scons_helper import create_fast_link_builders
from scons_helper import echospawn
from scons_helper import error_colorize
from scons_helper import generate_python_binary
from scons_helper import generate_resource_file
from scons_helper import generate_resource_header
""")

        if getattr(self.options, 'verbose', False):
            self._add_rule('scons_helper.option_verbose = True')

        self._add_rule(("""if not os.path.exists('%s'):
    os.mkdir('%s')""") % (self.build_dir, self.build_dir))

    def generate_top_level_env(self):
        """generates top level environment. """
        self._add_rule('os.environ["LC_ALL"] = "C"')
        self._add_rule('top_env = Environment(ENV=os.environ)')

    def generate_compliation_verbose(self):
        """Generates color and verbose message. """
        self._add_rule('top_env.Decider("MD5-timestamp")')
        self._add_rule('console.color_enabled=%s' % console.color_enabled)

        if not getattr(self.options, 'verbose', False):
            self._add_rule('top_env["SPAWN"] = echospawn')

        self._add_rule("""
compile_proto_cc_message = '%sCompiling %s$SOURCE%s to cc source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_proto_java_message = '%sCompiling %s$SOURCE%s to java source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_proto_php_message = '%sCompiling %s$SOURCE%s to php source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_proto_python_message = '%sCompiling %s$SOURCE%s to python source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_thrift_cc_message = '%sCompiling %s$SOURCE%s to cc source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_thrift_java_message = '%sCompiling %s$SOURCE%s to java source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_thrift_python_message = '%sCompiling %s$SOURCE%s to python source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_resource_header_message = '%sGenerating resource header %s$TARGET%s%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_resource_message = '%sCompiling %s$SOURCE%s as resource file%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_source_message = '%sCompiling %s$SOURCE%s%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

assembling_source_message = '%sAssembling %s$SOURCE%s%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

link_program_message = '%sLinking Program %s$TARGET%s%s' % \
    (colors('green'), colors('purple'), colors('green'), colors('end'))

link_library_message = '%sCreating Static Library %s$TARGET%s%s' % \
    (colors('green'), colors('purple'), colors('green'), colors('end'))

ranlib_library_message = '%sRanlib Library %s$TARGET%s%s' % \
    (colors('green'), colors('purple'), colors('green'), colors('end')) \

link_shared_library_message = '%sLinking Shared Library %s$TARGET%s%s' % \
    (colors('green'), colors('purple'), colors('green'), colors('end'))

compile_java_jar_message = '%sGenerating java jar %s$TARGET%s%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_python_binary_message = '%sGenerating python binary %s$TARGET%s%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_yacc_message = '%sYacc %s$SOURCE%s to $TARGET%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_swig_python_message = '%sCompiling %s$SOURCE%s to python source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_swig_java_message = '%sCompiling %s$SOURCE%s to java source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_swig_php_message = '%sCompiling %s$SOURCE%s to php source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))
""")

        if not getattr(self.options, 'verbose', False):
            self._add_rule(r"""
top_env.Append(
    CXXCOMSTR = compile_source_message,
    CCCOMSTR = compile_source_message,
    ASCOMSTR = assembling_source_message,
    SHCCCOMSTR = compile_source_message,
    SHCXXCOMSTR = compile_source_message,
    ARCOMSTR = link_library_message,
    RANLIBCOMSTR = ranlib_library_message,
    SHLINKCOMSTR = link_shared_library_message,
    LINKCOMSTR = link_program_message,
    JAVACCOMSTR = compile_source_message
)""")

    def _generate_fast_link_builders(self):
        """Generates fast link builders if it is specified in blade bash. """
        link_config = configparse.blade_config.get_config('link_config')
        enable_dccc = link_config['enable_dccc']
        if link_config['link_on_tmp']:
            if (not enable_dccc) or (
                    enable_dccc
                    and not self.build_environment.dccc_env_prepared):
                self._add_rule('create_fast_link_builders(top_env)')

    def generate_builders(self):
        """Generates common builders. """
        # Generates builders specified in blade bash at first
        self._generate_fast_link_builders()

        proto_config = configparse.blade_config.get_config(
            'proto_library_config')
        protoc_bin = proto_config['protoc']
        protobuf_path = proto_config['protobuf_path']

        protobuf_incs_str = _incs_list_to_string(proto_config['protobuf_incs'])
        protobuf_php_path = proto_config['protobuf_php_path']
        protoc_php_plugin = proto_config['protoc_php_plugin']
        # Genreates common builders now
        builder_list = []
        self._add_rule('time_value = Value("%s")' % time.asctime())
        self._add_rule(
            'proto_bld = Builder(action = MakeAction("%s --proto_path=. -I. %s'
            ' -I=`dirname $SOURCE` --cpp_out=%s $SOURCE", '
            'compile_proto_cc_message))' %
            (protoc_bin, protobuf_incs_str, self.build_dir))
        builder_list.append('BUILDERS = {"Proto" : proto_bld}')

        self._add_rule(
            'proto_java_bld = Builder(action = MakeAction("%s --proto_path=. '
            '--proto_path=%s --java_out=%s/`dirname $SOURCE` $SOURCE", '
            'compile_proto_java_message))' %
            (protoc_bin, protobuf_path, self.build_dir))
        builder_list.append('BUILDERS = {"ProtoJava" : proto_java_bld}')

        self._add_rule('proto_php_bld = Builder(action = MakeAction("%s '
                       '--proto_path=. --plugin=protoc-gen-php=%s '
                       '-I. %s -I%s -I=`dirname $SOURCE` '
                       '--php_out=%s/`dirname $SOURCE` '
                       '$SOURCE", compile_proto_php_message))' %
                       (protoc_bin, protoc_php_plugin, protobuf_incs_str,
                        protobuf_php_path, self.build_dir))
        builder_list.append('BUILDERS = {"ProtoPhp" : proto_php_bld}')

        self._add_rule('proto_python_bld = Builder(action = MakeAction("%s '
                       '--proto_path=. '
                       '-I. %s -I=`dirname $SOURCE` '
                       '--python_out=%s '
                       '$SOURCE", compile_proto_python_message))' %
                       (protoc_bin, protobuf_incs_str, self.build_dir))
        builder_list.append('BUILDERS = {"ProtoPython" : proto_python_bld}')

        # Generate thrift library builders.
        thrift_config = configparse.blade_config.get_config('thrift_config')
        thrift_incs_str = _incs_list_to_string(thrift_config['thrift_incs'])
        thrift_bin = thrift_config['thrift']
        if thrift_bin.startswith('//'):
            thrift_bin = thrift_bin.replace('//', self.build_dir + '/')
            thrift_bin = thrift_bin.replace(':', '/')

        # Genreates common builders now
        self._add_rule(
            'thrift_bld = Builder(action = MakeAction("%s '
            '--gen cpp:include_prefix,pure_enums -I . %s -I `dirname $SOURCE` '
            '-out %s/`dirname $SOURCE` $SOURCE", compile_thrift_cc_message))' %
            (thrift_bin, thrift_incs_str, self.build_dir))
        builder_list.append('BUILDERS = {"Thrift" : thrift_bld}')

        self._add_rule(
            'thrift_java_bld = Builder(action = MakeAction("%s '
            '--gen java -I . %s -I `dirname $SOURCE` -out %s/`dirname $SOURCE` '
            '$SOURCE", compile_thrift_java_message))' %
            (thrift_bin, thrift_incs_str, self.build_dir))
        builder_list.append('BUILDERS = {"ThriftJava" : thrift_java_bld}')

        self._add_rule(
            'thrift_python_bld = Builder(action = MakeAction("%s '
            '--gen py -I . %s -I `dirname $SOURCE` -out %s/`dirname $SOURCE` '
            '$SOURCE", compile_thrift_python_message))' %
            (thrift_bin, thrift_incs_str, self.build_dir))
        builder_list.append('BUILDERS = {"ThriftPython" : thrift_python_bld}')

        self._add_rule(r"""
blade_jar_bld = Builder(action = MakeAction('jar cf $TARGET -C `dirname $SOURCE` .',
    compile_java_jar_message))

yacc_bld = Builder(action = MakeAction('bison $YACCFLAGS -d -o $TARGET $SOURCE',
    compile_yacc_message))

resource_header_bld = Builder(action = MakeAction(generate_resource_header,
    compile_resource_header_message))

resource_file_bld = Builder(action = MakeAction(generate_resource_file,
    compile_resource_message))

python_binary_bld = Builder(action = MakeAction(generate_python_binary,
    compile_python_binary_message))
""")
        builder_list.append('BUILDERS = {"BladeJar" : blade_jar_bld}')
        builder_list.append('BUILDERS = {"Yacc" : yacc_bld}')
        builder_list.append(
            'BUILDERS = {"ResourceHeader" : resource_header_bld}')
        builder_list.append('BUILDERS = {"ResourceFile" : resource_file_bld}')
        builder_list.append('BUILDERS = {"PythonBinary" : python_binary_bld}')

        for builder in builder_list:
            self._add_rule('top_env.Append(%s)' % builder)

    def generate_compliation_flags(self):
        """Generates compliation flags. """
        toolchain_dir = os.environ.get('TOOLCHAIN_DIR', '')
        if toolchain_dir and not toolchain_dir.endswith('/'):
            toolchain_dir += '/'
        cpp_str = toolchain_dir + os.environ.get('CPP', 'cpp')
        cc_str = toolchain_dir + os.environ.get('CC', 'gcc')
        cxx_str = toolchain_dir + os.environ.get('CXX', 'g++')
        nvcc_str = toolchain_dir + os.environ.get('NVCC', 'nvcc')
        ld_str = toolchain_dir + os.environ.get('LD', 'g++')
        console.info('CPP=%s' % cpp_str)
        console.info('CC=%s' % cc_str)
        console.info('CXX=%s' % cxx_str)
        console.info('NVCC=%s' % nvcc_str)
        console.info('LD=%s' % ld_str)

        self.ccflags_manager.set_cpp_str(cpp_str)

        # To modify CC, CXX, LD according to the building environment and
        # project configuration
        build_with_distcc = (self.distcc_enabled
                             and self.build_environment.distcc_env_prepared)
        cc_str = self._append_prefix_to_building_var(
            prefix='distcc', building_var=cc_str, condition=build_with_distcc)

        cxx_str = self._append_prefix_to_building_var(
            prefix='distcc', building_var=cxx_str, condition=build_with_distcc)

        build_with_ccache = self.build_environment.ccache_installed
        cc_str = self._append_prefix_to_building_var(
            prefix='ccache', building_var=cc_str, condition=build_with_ccache)

        cxx_str = self._append_prefix_to_building_var(
            prefix='ccache', building_var=cxx_str, condition=build_with_ccache)

        build_with_dccc = (self.dccc_enabled
                           and self.build_environment.dccc_env_prepared)
        ld_str = self._append_prefix_to_building_var(prefix='dccc',
                                                     building_var=ld_str,
                                                     condition=build_with_dccc)

        cc_env_str = 'CC="%s", CXX="%s"' % (cc_str, cxx_str)
        ld_env_str = 'LINK="%s"' % ld_str
        nvcc_env_str = 'NVCC="%s"' % nvcc_str

        cc_config = configparse.blade_config.get_config('cc_config')
        extra_incs = cc_config['extra_incs']
        extra_incs_str = ', '.join(['"%s"' % inc for inc in extra_incs])
        if not extra_incs_str:
            extra_incs_str = '""'

        (cppflags_except_warning,
         linkflags) = self.ccflags_manager.get_flags_except_warning()

        builder_list = []
        cuda_incs_str = ' '.join(['-I%s' % inc for inc in self.cuda_inc])
        self._add_rule(
            'nvcc_object_bld = Builder(action = MakeAction("%s -ccbin g++ %s '
            '$NVCCFLAGS -o $TARGET -c $SOURCE", compile_source_message))' %
            (nvcc_str, cuda_incs_str))
        builder_list.append('BUILDERS = {"NvccObject" : nvcc_object_bld}')

        self._add_rule('nvcc_binary_bld = Builder(action = MakeAction("%s %s '
                       '$NVCCFLAGS -o $TARGET ", link_program_message))' %
                       (nvcc_str, cuda_incs_str))
        builder_list.append('BUILDERS = {"NvccBinary" : nvcc_binary_bld}')

        for builder in builder_list:
            self._add_rule('top_env.Append(%s)' % builder)

        self._add_rule(
            'top_env.Replace(%s, %s, '
            'CPPPATH=[%s, "%s", "%s"], '
            'CPPFLAGS=%s, CFLAGS=%s, CXXFLAGS=%s, '
            '%s, LINKFLAGS=%s)' %
            (cc_env_str, nvcc_env_str, extra_incs_str, self.build_dir,
             self.python_inc, cc_config['cppflags'] + cppflags_except_warning,
             cc_config['cflags'], cc_config['cxxflags'], ld_env_str,
             linkflags))

        self._setup_cache()

        if build_with_distcc:
            self.build_environment.setup_distcc_env()

        for rule in self.build_environment.get_rules():
            self._add_rule(rule)

        self._setup_warnings()

    def _setup_warnings(self):
        for env in self.env_list:
            self._add_rule('%s = top_env.Clone()' % env)

        (warnings, cxx_warnings,
         c_warnings) = self.ccflags_manager.get_warning_flags()
        self._add_rule('%s.Append(CPPFLAGS=%s, CFLAGS=%s, CXXFLAGS=%s)' %
                       (self.env_list[0], warnings, c_warnings, cxx_warnings))

    def _setup_cache(self):
        if self.build_environment.ccache_installed:
            self.build_environment.setup_ccache_env()
        else:
            cache_dir = os.path.expanduser('~/.bladescache')
            cache_size = 4 * 1024 * 1024 * 1024
            if hasattr(self.options, 'cache_dir'):
                if not self.options.cache_dir:
                    return
                cache_dir = self.options.cache_dir
            else:
                console.info('using default cache dir: %s' % cache_dir)

            if hasattr(self.options,
                       'cache_size') and (self.options.cache_size != -1):
                cache_size = self.options.cache_size

            self._add_rule('CacheDir("%s")' % cache_dir)
            self._add_rule(
                'scache_manager = ScacheManager("%s", cache_limit=%d)' %
                (cache_dir, cache_size))
            self._add_rule('Progress(scache_manager, interval=100)')

            self._add_rule('console.info("using cache directory %s")' %
                           cache_dir)
            self._add_rule('console.info("scache size %d")' % cache_size)

    def generate(self, blade_path):
        """Generates all rules. """
        self.generate_imports_functions(blade_path)
        self.generate_top_level_env()
        self.generate_compliation_verbose()
        self.generate_version_file()
        self.generate_builders()
        self.generate_compliation_flags()
        return self.rules_buf
示例#2
0
class SconsFileHeaderGenerator(object):
    """SconsFileHeaderGenerator class"""
    def __init__(self, options, build_dir, gcc_version,
                 python_inc, build_environment, svn_roots):
        """Init method. """
        self.rules_buf = []
        self.options = options
        self.build_dir = build_dir
        self.gcc_version = gcc_version
        self.python_inc = python_inc
        self.build_environment = build_environment
        self.ccflags_manager = CcFlagsManager(options)
        self.env_list = ['env_with_error', 'env_no_warning']

        self.svn_roots = svn_roots
        self.svn_info_map = {}

        self.version_cpp_compile_template = string.Template("""
env_version = Environment(ENV = os.environ)
env_version.Append(SHCXXCOMSTR = '%s$updateinfo%s' % (colors('cyan'), colors('end')))
env_version.Append(CPPFLAGS = '-m$m')
version_obj = env_version.SharedObject('$filename')
""")
        self.blade_config = configparse.blade_config
        self.distcc_enabled = self.blade_config.get_config(
                              'distcc_config').get('enabled', False)
        self.dccc_enabled = self.blade_config.get_config(
                              'link_config').get('enable_dccc', False)

    def _add_rule(self, rule):
        """Append one rule to buffer. """
        self.rules_buf.append('%s\n' % rule)

    def _append_prefix_to_building_var(
                self,
                prefix='',
                building_var='',
                condition=False):
        """A helper method: append prefix to building var if condition is True."""
        if condition:
            return '%s %s' % (prefix, building_var)
        else:
            return building_var

    def _get_version_info(self):
        """Gets svn root dir info. """
        for root_dir in self.svn_roots:
            lc_all_env = os.environ
            lc_all_env['LC_ALL'] = 'POSIX'
            root_dir_realpath = os.path.realpath(root_dir)
            svn_working_dir = os.path.dirname(root_dir_realpath)
            svn_dir = os.path.basename(root_dir_realpath)

            if not os.path.exists('%s/.svn' % root_dir):
                console.warning('"%s" is not under version control' % root_dir)
                continue

            p = subprocess.Popen('svn info %s' % svn_dir,
                                 env=lc_all_env,
                                 cwd='%s' % svn_working_dir,
                                 stdout=subprocess.PIPE,
                                 stderr=subprocess.PIPE,
                                 shell=True)
            std_out, std_err = p.communicate()
            if p.returncode:
                console.warning('failed to get version control info in %s' % root_dir)
            else:
                self.svn_info_map[root_dir] = std_out.replace('\n', '\\n\\\n')

    def generate_version_file(self):
        """Generate version information files. """
         # Generate easou style version info
        if os.path.exists("base/version.h.template"):
          easou_version_generator = VersionFileGenerator(self.options.profile)
          easou_version_generator._gen_easou_format_version_file()

        self._get_version_info()
        svn_info_len = len(self.svn_info_map)

        if not os.path.exists(self.build_dir):
            os.makedirs(self.build_dir)
        version_cpp = open('%s/version.cpp' % self.build_dir, 'w')

        print >>version_cpp, '/* This file was generated by blade */'
        print >>version_cpp, 'extern "C" {'
        print >>version_cpp, 'namespace binary_version {'
        print >>version_cpp, 'extern const int kSvnInfoCount = %d;' % svn_info_len

        svn_info_array = '{'
        for idx in range(svn_info_len):
            key_with_idx = self.svn_info_map.keys()[idx]
            svn_info_line = '"%s"' % self.svn_info_map[key_with_idx]
            svn_info_array += svn_info_line
            if idx != (svn_info_len - 1):
                svn_info_array += ','
        svn_info_array += '}'

        print >>version_cpp, 'extern const char* const kSvnInfo[%d] = %s;' % (
                svn_info_len, svn_info_array)
        print >>version_cpp, 'extern const char kBuildType[] = "%s";' % self.options.profile
        print >>version_cpp, 'extern const char kBuildTime[] = "%s";' % time.asctime()
        print >>version_cpp, 'extern const char kBuilderName[] = "%s";' % os.getenv('USER')
        print >>version_cpp, (
                'extern const char kHostName[] = "%s";' % socket.gethostname())
        compiler = 'GCC %s' % self.gcc_version
        print >>version_cpp, 'extern const char kCompiler[] = "%s";' % compiler
        print >>version_cpp, '}}'

        version_cpp.close()

        self._add_rule('VariantDir("%s", ".", duplicate=0)' % self.build_dir)
        self._add_rule(self.version_cpp_compile_template.substitute(
            updateinfo='Updating version information',
            m=self.options.m,
            filename='%s/version.cpp' % self.build_dir))

    def generate_imports_functions(self, blade_path):
        """Generates imports and functions. """
        self._add_rule(
            r"""
import sys
sys.path.insert(0, '%s')
""" % blade_path)
        self._add_rule(
            r"""
import os
import subprocess
import signal
import time
import socket
import glob

import blade_util
import console
import scons_helper

from build_environment import ScacheManager
from console import colors
from scons_helper import MakeAction
from scons_helper import create_fast_link_builders
from scons_helper import echospawn
from scons_helper import error_colorize
from scons_helper import generate_python_binary
from scons_helper import generate_resource_file
from scons_helper import generate_resource_header
""")

        if getattr(self.options, 'verbose', False):
            self._add_rule('scons_helper.option_verbose = True')

        self._add_rule((
                """if not os.path.exists('%s'):
    os.mkdir('%s')""") % (self.build_dir, self.build_dir))

    def generate_top_level_env(self):
        """generates top level environment. """
        self._add_rule('os.environ["LC_ALL"] = "C"')
        self._add_rule('top_env = Environment(ENV=os.environ)')

    def generate_compliation_verbose(self):
        """Generates color and verbose message. """
        self._add_rule('top_env.Decider("MD5-timestamp")')
        self._add_rule('console.color_enabled=%s' % console.color_enabled)

        if not getattr(self.options, 'verbose', False):
            self._add_rule('top_env["SPAWN"] = echospawn')

        self._add_rule(
                """
compile_proto_cc_message = '%sCompiling %s$SOURCE%s to cc source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_proto_java_message = '%sCompiling %s$SOURCE%s to java source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_proto_php_message = '%sCompiling %s$SOURCE%s to php source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_proto_python_message = '%sCompiling %s$SOURCE%s to python source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_thrift_cc_message = '%sCompiling %s$SOURCE%s to cc source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_thrift_java_message = '%sCompiling %s$SOURCE%s to java source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_thrift_python_message = '%sCompiling %s$SOURCE%s to python source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_resource_header_message = '%sGenerating resource header %s$TARGET%s%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_resource_message = '%sCompiling %s$SOURCE%s as resource file%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_source_message = '%sCompiling %s$SOURCE%s%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

assembling_source_message = '%sAssembling %s$SOURCE%s%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

link_program_message = '%sLinking Program %s$TARGET%s%s' % \
    (colors('green'), colors('purple'), colors('green'), colors('end'))

link_library_message = '%sCreating Static Library %s$TARGET%s%s' % \
    (colors('green'), colors('purple'), colors('green'), colors('end'))

ranlib_library_message = '%sRanlib Library %s$TARGET%s%s' % \
    (colors('green'), colors('purple'), colors('green'), colors('end')) \

link_shared_library_message = '%sLinking Shared Library %s$TARGET%s%s' % \
    (colors('green'), colors('purple'), colors('green'), colors('end'))

compile_java_jar_message = '%sGenerating java jar %s$TARGET%s%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_python_binary_message = '%sGenerating python binary %s$TARGET%s%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_yacc_message = '%sYacc %s$SOURCE%s to $TARGET%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_swig_python_message = '%sCompiling %s$SOURCE%s to python source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_swig_java_message = '%sCompiling %s$SOURCE%s to java source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_swig_php_message = '%sCompiling %s$SOURCE%s to php source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))
""")

        if not getattr(self.options, 'verbose', False):
            self._add_rule(
                    r"""
top_env.Append(
    CXXCOMSTR = compile_source_message,
    CCCOMSTR = compile_source_message,
    ASCOMSTR = assembling_source_message,
    SHCCCOMSTR = compile_source_message,
    SHCXXCOMSTR = compile_source_message,
    ARCOMSTR = link_library_message,
    RANLIBCOMSTR = ranlib_library_message,
    SHLINKCOMSTR = link_shared_library_message,
    LINKCOMSTR = link_program_message,
    JAVACCOMSTR = compile_source_message
)""")

    def _generate_fast_link_builders(self):
        """Generates fast link builders if it is specified in blade bash. """
        link_config = configparse.blade_config.get_config('link_config')
        enable_dccc = link_config['enable_dccc']
        if link_config['link_on_tmp']:
            if (not enable_dccc) or (
                    enable_dccc and not self.build_environment.dccc_env_prepared):
                self._add_rule('create_fast_link_builders(top_env)')

    def generate_builders(self):
        """Generates common builders. """
        # Generates builders specified in blade bash at first
        self._generate_fast_link_builders()

        proto_config = configparse.blade_config.get_config('proto_library_config')
        protoc_bin = proto_config['protoc']
        protobuf_path = proto_config['protobuf_path']

        protobuf_incs_str = _incs_list_to_string(proto_config['protobuf_incs'])
        protobuf_php_path = proto_config['protobuf_php_path']
        protoc_php_plugin = proto_config['protoc_php_plugin']
        # Genreates common builders now
        builder_list = []
        self._add_rule('time_value = Value("%s")' % time.asctime())
        self._add_rule(
            'proto_bld = Builder(action = MakeAction("%s --proto_path=. -I. %s'
            ' -I=`dirname $SOURCE` --cpp_out=%s $SOURCE", '
            'compile_proto_cc_message))' % (
                    protoc_bin, protobuf_incs_str, self.build_dir))
        builder_list.append('BUILDERS = {"Proto" : proto_bld}')

        self._add_rule(
            'proto_java_bld = Builder(action = MakeAction("%s --proto_path=. '
            '--proto_path=%s --java_out=%s/`dirname $SOURCE` $SOURCE", '
            'compile_proto_java_message))' % (
                    protoc_bin, protobuf_path, self.build_dir))
        builder_list.append('BUILDERS = {"ProtoJava" : proto_java_bld}')

        self._add_rule(
            'proto_php_bld = Builder(action = MakeAction("%s '
            '--proto_path=. --plugin=protoc-gen-php=%s '
            '-I. %s -I%s -I=`dirname $SOURCE` '
            '--php_out=%s/`dirname $SOURCE` '
            '$SOURCE", compile_proto_php_message))' % (
                    protoc_bin, protoc_php_plugin, protobuf_incs_str,
                    protobuf_php_path, self.build_dir))
        builder_list.append('BUILDERS = {"ProtoPhp" : proto_php_bld}')

        self._add_rule(
            'proto_python_bld = Builder(action = MakeAction("%s '
            '--proto_path=. '
            '-I. %s -I=`dirname $SOURCE` '
            '--python_out=%s '
            '$SOURCE", compile_proto_python_message))' % (
                    protoc_bin, protobuf_incs_str, self.build_dir))
        builder_list.append('BUILDERS = {"ProtoPython" : proto_python_bld}')

        # Generate thrift library builders.
        thrift_config = configparse.blade_config.get_config('thrift_config')
        thrift_incs_str = _incs_list_to_string(thrift_config['thrift_incs'])
        thrift_bin = thrift_config['thrift']
        if thrift_bin.startswith('//'):
            thrift_bin = thrift_bin.replace('//', self.build_dir + '/')
            thrift_bin = thrift_bin.replace(':', '/')

        # Genreates common builders now
        self._add_rule(
            'thrift_bld = Builder(action = MakeAction("%s '
            '--gen cpp:include_prefix -I . %s -I `dirname $SOURCE` -out %s/`dirname $SOURCE` '
            '$SOURCE", compile_thrift_cc_message))' % (
                    thrift_bin, thrift_incs_str, self.build_dir))
        builder_list.append('BUILDERS = {"Thrift" : thrift_bld}')

        self._add_rule(
            'thrift_java_bld = Builder(action = MakeAction("%s '
            '--gen java -I . %s -I `dirname $SOURCE` -out %s/`dirname $SOURCE` '
            '$SOURCE", compile_thrift_java_message))' % (
                    thrift_bin, thrift_incs_str, self.build_dir))
        builder_list.append('BUILDERS = {"ThriftJava" : thrift_java_bld}')

        self._add_rule(
            'thrift_python_bld = Builder(action = MakeAction("%s '
            '--gen py -I . %s -I `dirname $SOURCE` -out %s/`dirname $SOURCE` '
            '$SOURCE", compile_thrift_python_message))' % (
                    thrift_bin, thrift_incs_str, self.build_dir))
        builder_list.append('BUILDERS = {"ThriftPython" : thrift_python_bld}')

        self._add_rule(
                     r"""
blade_jar_bld = Builder(action = MakeAction('jar cf $TARGET -C `dirname $SOURCE` .',
    compile_java_jar_message))

yacc_bld = Builder(action = MakeAction('bison $YACCFLAGS -d -o $TARGET $SOURCE',
    compile_yacc_message))

resource_header_bld = Builder(action = MakeAction(generate_resource_header,
    compile_resource_header_message))

resource_file_bld = Builder(action = MakeAction(generate_resource_file,
    compile_resource_message))

python_binary_bld = Builder(action = MakeAction(generate_python_binary,
    compile_python_binary_message))
""")
        builder_list.append('BUILDERS = {"BladeJar" : blade_jar_bld}')
        builder_list.append('BUILDERS = {"Yacc" : yacc_bld}')
        builder_list.append('BUILDERS = {"ResourceHeader" : resource_header_bld}')
        builder_list.append('BUILDERS = {"ResourceFile" : resource_file_bld}')
        builder_list.append('BUILDERS = {"PythonBinary" : python_binary_bld}')

        for builder in builder_list:
            self._add_rule('top_env.Append(%s)' % builder)

    def generate_compliation_flags(self):
        """Generates compliation flags. """
        toolchain_dir = os.environ.get('TOOLCHAIN_DIR', '')
        if toolchain_dir and not toolchain_dir.endswith('/'):
            toolchain_dir += '/'
        cpp_str = toolchain_dir + os.environ.get('CPP', 'cpp')
        cc_str = toolchain_dir + os.environ.get('CC', 'gcc')
        cxx_str = toolchain_dir + os.environ.get('CXX', 'g++')
        ld_str = toolchain_dir + os.environ.get('LD', 'g++')
        console.info('CPP=%s' % cpp_str)
        console.info('CC=%s' % cc_str)
        console.info('CXX=%s' % cxx_str)
        console.info('LD=%s' % ld_str)

        self.ccflags_manager.set_cpp_str(cpp_str)

        # To modify CC, CXX, LD according to the building environment and
        # project configuration
        build_with_distcc = (self.distcc_enabled and
                             self.build_environment.distcc_env_prepared)
        cc_str = self._append_prefix_to_building_var(
                         prefix='distcc',
                         building_var=cc_str,
                         condition=build_with_distcc)

        cxx_str = self._append_prefix_to_building_var(
                         prefix='distcc',
                         building_var=cxx_str,
                         condition=build_with_distcc)

        build_with_ccache = self.build_environment.ccache_installed
        cc_str = self._append_prefix_to_building_var(
                         prefix='ccache',
                         building_var=cc_str,
                         condition=build_with_ccache)

        cxx_str = self._append_prefix_to_building_var(
                         prefix='ccache',
                         building_var=cxx_str,
                         condition=build_with_ccache)

        build_with_dccc = (self.dccc_enabled and
                           self.build_environment.dccc_env_prepared)
        ld_str = self._append_prefix_to_building_var(
                        prefix='dccc',
                        building_var=ld_str,
                        condition=build_with_dccc)

        cc_env_str = 'CC="%s", CXX="%s"' % (cc_str, cxx_str)
        ld_env_str = 'LINK="%s"' % ld_str

        cc_config = configparse.blade_config.get_config('cc_config')
        extra_incs = cc_config['extra_incs']
        extra_incs_str = ', '.join(['"%s"' % inc for inc in extra_incs])
        if not extra_incs_str:
            extra_incs_str = '""'

        (cppflags_except_warning, linkflags) = self.ccflags_manager.get_flags_except_warning()

        self._add_rule('top_env.Replace(%s, '
                       'CPPPATH=[%s, "%s", "%s"], '
                       'CPPFLAGS=%s, CFLAGS=%s, CXXFLAGS=%s, '
                       '%s, LINKFLAGS=%s)' %
                       (cc_env_str,
                        extra_incs_str, self.build_dir, self.python_inc,
                        cc_config['cppflags'] + cppflags_except_warning,
                        cc_config['cflags'],
                        cc_config['cxxflags'],
                        ld_env_str, linkflags))

        self._setup_cache()

        if build_with_distcc:
            self.build_environment.setup_distcc_env()

        for rule in self.build_environment.get_rules():
            self._add_rule(rule)

        self._setup_warnings()

    def _setup_warnings(self):
        for env in self.env_list:
            self._add_rule('%s = top_env.Clone()' % env)

        (warnings, cxx_warnings, c_warnings) = self.ccflags_manager.get_warning_flags()
        self._add_rule('%s.Append(CPPFLAGS=%s, CFLAGS=%s, CXXFLAGS=%s)' % (
            self.env_list[0],
            warnings, c_warnings, cxx_warnings))

    def _setup_cache(self):
        if self.build_environment.ccache_installed:
            self.build_environment.setup_ccache_env()
        else:
            cache_dir = os.path.expanduser('~/.bladescache')
            cache_size = 4 * 1024 * 1024 * 1024
            if hasattr(self.options, 'cache_dir'):
                if not self.options.cache_dir:
                    return
                cache_dir = self.options.cache_dir
            else:
                console.info('using default cache dir: %s' % cache_dir)

            if hasattr(self.options, 'cache_size') and (self.options.cache_size != -1):
                cache_size = self.options.cache_size

            self._add_rule('CacheDir("%s")' % cache_dir)
            self._add_rule('scache_manager = ScacheManager("%s", cache_limit=%d)' % (
                        cache_dir, cache_size))
            self._add_rule('Progress(scache_manager, interval=100)')

            self._add_rule('console.info("using cache directory %s")' % cache_dir)
            self._add_rule('console.info("scache size %d")' % cache_size)

    def generate(self, blade_path):
        """Generates all rules. """
        self.generate_imports_functions(blade_path)
        self.generate_top_level_env()
        self.generate_compliation_verbose()
        self.generate_version_file()
        self.generate_builders()
        self.generate_compliation_flags()
        return self.rules_buf
class SconsFileHeaderGenerator(object):
    """SconsFileHeaderGenerator class"""
    def __init__(self, options, build_dir, gcc_version, python_inc, cuda_inc,
                 build_environment, svn_roots):
        """Init method. """
        self.rules_buf = []
        self.options = options
        self.build_dir = build_dir
        self.gcc_version = gcc_version
        self.python_inc = python_inc
        self.cuda_inc = cuda_inc
        self.build_environment = build_environment
        self.ccflags_manager = CcFlagsManager(options)
        self.env_list = ['env_with_error', 'env_no_warning']

        self.svn_roots = svn_roots
        self.svn_info_map = {}

        self.version_cpp_compile_template = string.Template("""
env_version = Environment(ENV = os.environ)
env_version.Append(SHCXXCOMSTR = '%s$updateinfo%s' % (colors('cyan'), colors('end')))
env_version.Append(CPPFLAGS = '-m$m')
version_obj = env_version.SharedObject('$filename')
""")
        self.blade_config = configparse.blade_config
        self.distcc_enabled = self.blade_config.get_config(
            'distcc_config').get('enabled', False)
        self.dccc_enabled = self.blade_config.get_config('link_config').get(
            'enable_dccc', False)

    def _add_rule(self, rule):
        """Append one rule to buffer. """
        self.rules_buf.append('%s\n' % rule)

    def _append_prefix_to_building_var(self,
                                       prefix='',
                                       building_var='',
                                       condition=False):
        """A helper method: append prefix to building var if condition is True."""
        if condition:
            return '%s %s' % (prefix, building_var)
        else:
            return building_var

    def _exec_get_version_info(self, cmd, cwd, dirname):
        lc_all_env = os.environ
        lc_all_env['LC_ALL'] = 'POSIX'
        p = subprocess.Popen(cmd,
                             env=lc_all_env,
                             cwd=cwd,
                             stdout=subprocess.PIPE,
                             stderr=subprocess.PIPE,
                             shell=True)
        std_out, std_err = p.communicate()
        if p.returncode:
            return False
        else:
            self.svn_info_map[dirname] = std_out.replace('\n', '\\n\\\n')
            return True

    def _get_version_info(self):
        """Gets svn root dir info. """

        blade_root_dir = self.build_environment.blade_root_dir
        if os.path.exists("%s/.git" % blade_root_dir):
            cmd = "git log -n 1"
            self._exec_get_version_info(cmd, None,
                                        os.path.dirname(blade_root_dir))
            return

        for root_dir in self.svn_roots:
            root_dir_realpath = os.path.realpath(root_dir)
            svn_working_dir = os.path.dirname(root_dir_realpath)
            svn_dir = os.path.basename(root_dir_realpath)

            cmd = 'svn info %s' % svn_dir
            cwd = svn_working_dir
            if not self._exec_get_version_info(cmd, cwd, root_dir):
                cmd = 'git ls-remote --get-url && git branch | grep "*" && git log -n 1'
                cwd = root_dir_realpath
                if not self._exec_get_version_info(cmd, cwd, root_dir):
                    console.warning(
                        'failed to get version control info in %s' % root_dir)

    def generate_version_file(self):
        """Generate version information files. """
        self._get_version_info()
        svn_info_len = len(self.svn_info_map)

        if not os.path.exists(self.build_dir):
            os.makedirs(self.build_dir)

        # get trunk svn info
        revision = 0
        trunk_svn_info = os.popen('svn info').readlines()
        for line in trunk_svn_info:
            if 0 == line.find("Revision"):
                revision = filter(str.isdigit, line)

        version_h = open('%s/pebble_version.inh' % self.build_dir, 'w')

        print >> version_h, '/* This file was generated by blade */'
        print >> version_h, '#ifndef _PEBBLE_VERSION_INH_'
        print >> version_h, '#define _PEBBLE_VERSION_INH_'
        print >> version_h, '#include <stdio.h>'
        print >> version_h, '#include <string>'
        print >> version_h, '#include "../version.inh"'
        print >> version_h, 'namespace pebble {'

        print >> version_h, 'class PebbleVersion {'
        print >> version_h, 'public:'
        print >> version_h, 'static std::string GetVersion() {'
        print >> version_h, '    std::string version(PEBBLE_VERSION);'
        print >> version_h, '    version.append(".");'
        print >> version_h, '    version.append("%s");' % revision
        print >> version_h, '    return version;'
        print >> version_h, '}'
        print >> version_h, '};'
        print >> version_h, '} // namespace pebble'
        print >> version_h, '#endif // _PEBBLE_VERSION_INH_'

        version_h.close()

        version_cpp = open('%s/version.cpp' % self.build_dir, 'w')
        print >> version_cpp, '// do noting'
        version_cpp.close()

        self._add_rule('VariantDir("%s", ".", duplicate=0)' % self.build_dir)
        self._add_rule(
            self.version_cpp_compile_template.substitute(
                updateinfo='Updating version information',
                m=self.options.m,
                filename='%s/version.cpp' % self.build_dir))

    def generate_imports_functions(self, blade_path):
        """Generates imports and functions. """
        self._add_rule(r"""
import sys
sys.path.insert(0, '%s')
""" % blade_path)
        self._add_rule(r"""
import os
import subprocess
import signal
import time
import socket
import glob

import blade_util
import console
import scons_helper

from build_environment import ScacheManager
from console import colors
from scons_helper import MakeAction
from scons_helper import create_fast_link_builders
from scons_helper import echospawn
from scons_helper import error_colorize
from scons_helper import generate_python_binary
from scons_helper import generate_resource_file
from scons_helper import generate_resource_index
""")

        if getattr(self.options, 'verbose', False):
            self._add_rule('scons_helper.option_verbose = True')

        self._add_rule(("""if not os.path.exists('%s'):
    os.mkdir('%s')""") % (self.build_dir, self.build_dir))

    def generate_top_level_env(self):
        """generates top level environment. """
        self._add_rule('os.environ["LC_ALL"] = "C"')
        self._add_rule('top_env = Environment(ENV=os.environ)')
        # Optimization options, see http://www.scons.org/wiki/GoFastButton
        self._add_rule('top_env.Decider("MD5-timestamp")')
        self._add_rule('top_env.SetOption("implicit_cache", 1)')
        self._add_rule('top_env.SetOption("max_drift", 1)')

    def generate_compliation_verbose(self):
        """Generates color and verbose message. """
        self._add_rule('console.color_enabled=%s' % console.color_enabled)

        if not getattr(self.options, 'verbose', False):
            self._add_rule('top_env["SPAWN"] = echospawn')

        self._add_rule("""
compile_proto_cc_message = '%sCompiling %s$SOURCE%s to cc source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_proto_java_message = '%sCompiling %s$SOURCE%s to java source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_proto_php_message = '%sCompiling %s$SOURCE%s to php source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_proto_python_message = '%sCompiling %s$SOURCE%s to python source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_thrift_cc_message = '%sCompiling %s$SOURCE%s to cc source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_thrift_java_message = '%sCompiling %s$SOURCE%s to java source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_thrift_python_message = '%sCompiling %s$SOURCE%s to python source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_fbthrift_cpp_message = '%sCompiling %s$SOURCE%s to cpp source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_fbthrift_cpp2_message = '%sCompiling %s$SOURCE%s to cpp2 source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_resource_index_message = '%sGenerating resource index for %s$SOURCE_PATH/$TARGET_NAME%s%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_resource_message = '%sCompiling %s$SOURCE%s as resource file%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_source_message = '%sCompiling %s$SOURCE%s%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

assembling_source_message = '%sAssembling %s$SOURCE%s%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

link_program_message = '%sLinking Program %s$TARGET%s%s' % \
    (colors('green'), colors('purple'), colors('green'), colors('end'))

link_library_message = '%sCreating Static Library %s$TARGET%s%s' % \
    (colors('green'), colors('purple'), colors('green'), colors('end'))

ranlib_library_message = '%sRanlib Library %s$TARGET%s%s' % \
    (colors('green'), colors('purple'), colors('green'), colors('end')) \

link_shared_library_message = '%sLinking Shared Library %s$TARGET%s%s' % \
    (colors('green'), colors('purple'), colors('green'), colors('end'))

compile_java_jar_message = '%sGenerating java jar %s$TARGET%s%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_python_binary_message = '%sGenerating python binary %s$TARGET%s%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_yacc_message = '%sYacc %s$SOURCE%s to $TARGET%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_swig_python_message = '%sCompiling %s$SOURCE%s to python source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_swig_java_message = '%sCompiling %s$SOURCE%s to java source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))

compile_swig_php_message = '%sCompiling %s$SOURCE%s to php source%s' % \
    (colors('cyan'), colors('purple'), colors('cyan'), colors('end'))
""")

        if not getattr(self.options, 'verbose', False):
            self._add_rule(r"""
top_env.Append(
    CXXCOMSTR = compile_source_message,
    CCCOMSTR = compile_source_message,
    ASCOMSTR = assembling_source_message,
    SHCCCOMSTR = compile_source_message,
    SHCXXCOMSTR = compile_source_message,
    ARCOMSTR = link_library_message,
    RANLIBCOMSTR = ranlib_library_message,
    SHLINKCOMSTR = link_shared_library_message,
    LINKCOMSTR = link_program_message,
    JAVACCOMSTR = compile_source_message
)""")

    def _generate_fast_link_builders(self):
        """Generates fast link builders if it is specified in blade bash. """
        link_config = configparse.blade_config.get_config('link_config')
        enable_dccc = link_config['enable_dccc']
        if link_config['link_on_tmp']:
            if (not enable_dccc) or (
                    enable_dccc
                    and not self.build_environment.dccc_env_prepared):
                self._add_rule('create_fast_link_builders(top_env)')

    def generate_builders(self):
        """Generates common builders. """
        # Generates builders specified in blade bash at first
        self._generate_fast_link_builders()

        proto_config = configparse.blade_config.get_config(
            'proto_library_config')
        protoc_bin = proto_config['protoc']
        protobuf_path = proto_config['protobuf_path']

        protobuf_incs_str = _incs_list_to_string(proto_config['protobuf_incs'])
        protobuf_php_path = proto_config['protobuf_php_path']
        protoc_php_plugin = proto_config['protoc_php_plugin']
        # Genreates common builders now
        builder_list = []
        self._add_rule('time_value = Value("%s")' % time.asctime())
        self._add_rule(
            'proto_bld = Builder(action = MakeAction("%s --proto_path=. -I. %s'
            ' -I=`dirname $SOURCE` --cpp_out=%s $SOURCE", '
            'compile_proto_cc_message))' %
            (protoc_bin, protobuf_incs_str, self.build_dir))
        builder_list.append('BUILDERS = {"Proto" : proto_bld}')

        self._add_rule(
            'proto_java_bld = Builder(action = MakeAction("%s --proto_path=. '
            '--proto_path=%s --java_out=%s/`dirname $SOURCE` $SOURCE", '
            'compile_proto_java_message))' %
            (protoc_bin, protobuf_path, self.build_dir))
        builder_list.append('BUILDERS = {"ProtoJava" : proto_java_bld}')

        self._add_rule('proto_php_bld = Builder(action = MakeAction("%s '
                       '--proto_path=. --plugin=protoc-gen-php=%s '
                       '-I. %s -I%s -I=`dirname $SOURCE` '
                       '--php_out=%s/`dirname $SOURCE` '
                       '$SOURCE", compile_proto_php_message))' %
                       (protoc_bin, protoc_php_plugin, protobuf_incs_str,
                        protobuf_php_path, self.build_dir))
        builder_list.append('BUILDERS = {"ProtoPhp" : proto_php_bld}')

        self._add_rule('proto_python_bld = Builder(action = MakeAction("%s '
                       '--proto_path=. '
                       '-I. %s -I=`dirname $SOURCE` '
                       '--python_out=%s '
                       '$SOURCE", compile_proto_python_message))' %
                       (protoc_bin, protobuf_incs_str, self.build_dir))
        builder_list.append('BUILDERS = {"ProtoPython" : proto_python_bld}')

        # Generate thrift library builders.
        thrift_config = configparse.blade_config.get_config('thrift_config')
        thrift_incs_str = _incs_list_to_string(thrift_config['thrift_incs'])
        thrift_bin = thrift_config['thrift']
        if thrift_bin.startswith('//'):
            thrift_bin = thrift_bin.replace('//', self.build_dir + '/')
            thrift_bin = thrift_bin.replace(':', '/')

        # Genreates common builders now
        self._add_rule(
            'thrift_bld = Builder(action = MakeAction("%s '
            '--gen cpp:include_prefix,pure_enums -I . %s -I `dirname $SOURCE` '
            '-out %s/`dirname $SOURCE` $SOURCE", compile_thrift_cc_message))' %
            (thrift_bin, thrift_incs_str, self.build_dir))
        builder_list.append('BUILDERS = {"Thrift" : thrift_bld}')

        self._add_rule(
            'thrift_java_bld = Builder(action = MakeAction("%s '
            '--gen java -I . %s -I `dirname $SOURCE` -out %s/`dirname $SOURCE` '
            '$SOURCE", compile_thrift_java_message))' %
            (thrift_bin, thrift_incs_str, self.build_dir))
        builder_list.append('BUILDERS = {"ThriftJava" : thrift_java_bld}')

        self._add_rule(
            'thrift_python_bld = Builder(action = MakeAction("%s '
            '--gen py -I . %s -I `dirname $SOURCE` -out %s/`dirname $SOURCE` '
            '$SOURCE", compile_thrift_python_message))' %
            (thrift_bin, thrift_incs_str, self.build_dir))
        builder_list.append('BUILDERS = {"ThriftPython" : thrift_python_bld}')

        fbthrift_config = configparse.blade_config.get_config(
            'fbthrift_config')
        fbthrift1_bin = fbthrift_config['fbthrift1']
        fbthrift2_bin = fbthrift_config['fbthrift2']
        fbthrift_incs_str = _incs_list_to_string(
            fbthrift_config['fbthrift_incs'])

        self._add_rule(
            'fbthrift1_bld = Builder(action = MakeAction("%s '
            '--gen cpp:templates,cob_style,include_prefix,enum_strict -I . %s -I `dirname $SOURCE` '
            '-o %s/`dirname $SOURCE` $SOURCE", compile_fbthrift_cpp_message))'
            % (fbthrift1_bin, fbthrift_incs_str, self.build_dir))
        builder_list.append('BUILDERS = {"FBThrift1" : fbthrift1_bld}')

        self._add_rule(
            'fbthrift2_bld = Builder(action = MakeAction("%s '
            '--gen=cpp2:cob_style,include_prefix,future -I . %s -I `dirname $SOURCE` '
            '-o %s/`dirname $SOURCE` $SOURCE", compile_fbthrift_cpp2_message))'
            % (fbthrift2_bin, fbthrift_incs_str, self.build_dir))
        builder_list.append('BUILDERS = {"FBThrift2" : fbthrift2_bld}')

        self._add_rule(r"""
blade_jar_bld = Builder(action = MakeAction('jar cf $TARGET -C `dirname $SOURCE` .',
    compile_java_jar_message))

yacc_bld = Builder(action = MakeAction('bison $YACCFLAGS -d -o $TARGET $SOURCE',
    compile_yacc_message))

resource_index_bld = Builder(action = MakeAction(generate_resource_index,
    compile_resource_index_message))

resource_file_bld = Builder(action = MakeAction(generate_resource_file,
    compile_resource_message))

python_binary_bld = Builder(action = MakeAction(generate_python_binary,
    compile_python_binary_message))
""")
        builder_list.append('BUILDERS = {"BladeJar" : blade_jar_bld}')
        builder_list.append('BUILDERS = {"Yacc" : yacc_bld}')
        builder_list.append(
            'BUILDERS = {"ResourceIndex" : resource_index_bld}')
        builder_list.append('BUILDERS = {"ResourceFile" : resource_file_bld}')
        builder_list.append('BUILDERS = {"PythonBinary" : python_binary_bld}')

        for builder in builder_list:
            self._add_rule('top_env.Append(%s)' % builder)

    def generate_compliation_flags(self):
        """Generates compliation flags. """
        toolchain_dir = os.environ.get('TOOLCHAIN_DIR', '')
        if toolchain_dir and not toolchain_dir.endswith('/'):
            toolchain_dir += '/'
        cpp_str = toolchain_dir + os.environ.get('CPP', 'cpp')
        cc_str = toolchain_dir + os.environ.get('CC', 'gcc')
        cxx_str = toolchain_dir + os.environ.get('CXX', 'g++')
        nvcc_str = toolchain_dir + os.environ.get('NVCC', 'nvcc')
        ld_str = toolchain_dir + os.environ.get('LD', 'g++')
        console.info('CPP=%s' % cpp_str)
        console.info('CC=%s' % cc_str)
        console.info('CXX=%s' % cxx_str)
        console.info('NVCC=%s' % nvcc_str)
        console.info('LD=%s' % ld_str)

        self.ccflags_manager.set_cpp_str(cpp_str)

        # To modify CC, CXX, LD according to the building environment and
        # project configuration
        build_with_distcc = (self.distcc_enabled
                             and self.build_environment.distcc_env_prepared)
        cc_str = self._append_prefix_to_building_var(
            prefix='distcc', building_var=cc_str, condition=build_with_distcc)

        cxx_str = self._append_prefix_to_building_var(
            prefix='distcc', building_var=cxx_str, condition=build_with_distcc)

        build_with_ccache = self.build_environment.ccache_installed
        cc_str = self._append_prefix_to_building_var(
            prefix='ccache', building_var=cc_str, condition=build_with_ccache)

        cxx_str = self._append_prefix_to_building_var(
            prefix='ccache', building_var=cxx_str, condition=build_with_ccache)

        build_with_dccc = (self.dccc_enabled
                           and self.build_environment.dccc_env_prepared)
        ld_str = self._append_prefix_to_building_var(prefix='dccc',
                                                     building_var=ld_str,
                                                     condition=build_with_dccc)

        cc_env_str = 'CC="%s", CXX="%s"' % (cc_str, cxx_str)
        ld_env_str = 'LINK="%s"' % ld_str
        nvcc_env_str = 'NVCC="%s"' % nvcc_str

        cc_config = configparse.blade_config.get_config('cc_config')
        extra_incs = cc_config['extra_incs']
        extra_incs_str = ', '.join(['"%s"' % inc for inc in extra_incs])
        if not extra_incs_str:
            extra_incs_str = '""'

        (cppflags_except_warning,
         linkflags) = self.ccflags_manager.get_flags_except_warning()

        builder_list = []
        cuda_incs_str = ' '.join(['-I%s' % inc for inc in self.cuda_inc])
        self._add_rule(
            'nvcc_object_bld = Builder(action = MakeAction("%s -ccbin g++ %s '
            '$NVCCFLAGS -o $TARGET -c $SOURCE", compile_source_message))' %
            (nvcc_str, cuda_incs_str))
        builder_list.append('BUILDERS = {"NvccObject" : nvcc_object_bld}')

        self._add_rule('nvcc_binary_bld = Builder(action = MakeAction("%s %s '
                       '$NVCCFLAGS -o $TARGET ", link_program_message))' %
                       (nvcc_str, cuda_incs_str))
        builder_list.append('BUILDERS = {"NvccBinary" : nvcc_binary_bld}')

        for builder in builder_list:
            self._add_rule('top_env.Append(%s)' % builder)

        self._add_rule(
            'top_env.Replace(%s, %s, '
            'CPPPATH=[%s, "%s", "%s"], '
            'CPPFLAGS=%s, CFLAGS=%s, CXXFLAGS=%s, '
            '%s, LINKFLAGS=%s)' %
            (cc_env_str, nvcc_env_str, extra_incs_str, self.build_dir,
             self.python_inc, cc_config['cppflags'] + cppflags_except_warning,
             cc_config['cflags'], cc_config['cxxflags'], ld_env_str,
             linkflags))

        self._setup_cache()

        if build_with_distcc:
            self.build_environment.setup_distcc_env()

        for rule in self.build_environment.get_rules():
            self._add_rule(rule)

        self._setup_warnings()

    def _setup_warnings(self):
        for env in self.env_list:
            self._add_rule('%s = top_env.Clone()' % env)

        (warnings, cxx_warnings,
         c_warnings) = self.ccflags_manager.get_warning_flags()
        self._add_rule('%s.Append(CPPFLAGS=%s, CFLAGS=%s, CXXFLAGS=%s)' %
                       (self.env_list[0], warnings, c_warnings, cxx_warnings))

    def _setup_cache(self):
        if self.build_environment.ccache_installed:
            self.build_environment.setup_ccache_env()
        else:
            cache_dir = os.path.expanduser('~/.bladescache')
            cache_size = 4 * 1024 * 1024 * 1024
            if hasattr(self.options, 'cache_dir'):
                if not self.options.cache_dir:
                    return
                cache_dir = self.options.cache_dir
            else:
                console.info('using default cache dir: %s' % cache_dir)

            if hasattr(self.options,
                       'cache_size') and (self.options.cache_size != -1):
                cache_size = self.options.cache_size

            self._add_rule('CacheDir("%s")' % cache_dir)
            self._add_rule(
                'scache_manager = ScacheManager("%s", cache_limit=%d)' %
                (cache_dir, cache_size))
            self._add_rule('Progress(scache_manager, interval=100)')

            self._add_rule('console.info("using cache directory %s")' %
                           cache_dir)
            self._add_rule('console.info("scache size %d")' % cache_size)

    def generate(self, blade_path):
        """Generates all rules. """
        self.generate_imports_functions(blade_path)
        self.generate_top_level_env()
        self.generate_compliation_verbose()
        self.generate_version_file()
        self.generate_builders()
        self.generate_compliation_flags()
        return self.rules_buf