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      1 #
      2 # Copyright (C) 2011 The Android Open Source Project
      3 #
      4 # Licensed under the Apache License, Version 2.0 (the "License");
      5 # you may not use this file except in compliance with the License.
      6 # You may obtain a copy of the License at
      7 #
      8 #      http://www.apache.org/licenses/LICENSE-2.0
      9 #
     10 # Unless required by applicable law or agreed to in writing, software
     11 # distributed under the License is distributed on an "AS IS" BASIS,
     12 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13 # See the License for the specific language governing permissions and
     14 # limitations under the License.
     15 #
     16 
     17 COMMON_CFLAGS = ['-Wall', '-Werror', '-D__HOST__']
     18 COMMON_CXXFLAGS = ['-Wall', '-Werror', '-fno-exceptions', '-D__HOST__']
     19 
     20 configs = {
     21     'debug': {
     22         'CFLAGS': COMMON_CFLAGS + ['-g'],
     23         'CXXFLAGS': COMMON_CXXFLAGS + ['-g']
     24     },
     25 
     26     'release': {
     27         'CFLAGS': COMMON_CFLAGS + ['-O2'],
     28         'CXXFLAGS': COMMON_CXXFLAGS + ['-O2']
     29     },
     30 }
     31 
     32 toolsets = {
     33     'gcc': {
     34         'CC': 'gcc',
     35         'CXX': 'g++',
     36     },
     37 
     38     'mips-gcc': {
     39         'CC': 'mips-linux-gnu-gcc',
     40         'CXX': 'mips-linux-gnu-g++',
     41     },
     42 
     43     'clang': {
     44         'CC': 'clang',
     45         'CXX': 'clang++',
     46     },
     47 }
     48 
     49 toolset_configs = {
     50     'gcc': { 'CFLAGS': [], 'CXXFLAGS': [], 'LDFLAGS': [] },
     51     'clang': { 'CFLAGS': [], 'CXXFLAGS': [], 'LDFLAGS': [] },
     52     'mips-gcc': { 'CFLAGS': ['-EL', '-mips32r2'],
     53                   'CXXFLAGS': ['-EL', '-mips32r2'],
     54                   'LDFLAGS': ['-EL', '-mips32r2'] }
     55 }
     56 
     57 mode = ARGUMENTS.get('mode', 'release')
     58 toolset = ARGUMENTS.get('toolset', 'gcc')
     59 
     60 if not mode in configs:
     61     print 'ERROR: Unknown building mode:', mode
     62     Exit(1)
     63 
     64 if not toolset in toolsets:
     65     print 'ERROR: Unknown toolset:', toolset
     66     Exit(1)
     67 
     68 build_config = configs[mode]
     69 build_toolset = toolsets[toolset]
     70 build_toolset_config = toolset_configs[toolset]
     71 
     72 print '===> BUILDING IN', mode.upper(), 'MODE ...'
     73 
     74 import os
     75 
     76 cflags = build_config['CFLAGS'] + build_toolset_config['CFLAGS']
     77 cxxflags = build_config['CXXFLAGS'] + build_toolset_config['CXXFLAGS']
     78 linkflags = build_toolset_config['LDFLAGS']
     79 
     80 env = Environment(CC=build_toolset['CC'],
     81                   CXX=build_toolset['CXX'],
     82                   CFLAGS=cflags,
     83                   CXXFLAGS=cxxflags,
     84                   LINKFLAGS=linkflags,
     85                   CPPPATH=['.', 'include'],
     86                   ENV={'PATH': os.environ['PATH']})
     87 
     88 env.ParseConfig('llvm-config --cxxflags --ldflags --libs support')
     89 
     90 env.Program('rsloader',
     91             source=['lib/ELFHeader.cpp',
     92                     'lib/ELFSectionHeader.cpp',
     93                     'lib/ELFSymbol.cpp',
     94                     'lib/ELFTypes.cpp',
     95                     'lib/MemChunk.cpp',
     96                     'lib/StubLayout.cpp',
     97                     'lib/GOT.cpp',
     98                     'utils/helper.cpp',
     99                     'utils/raw_ostream.cpp',
    100                     'utils/rsl_assert.cpp',
    101                     'main.cpp'])
    102