########################################################################## # # Copyright 2015 Samsung Electronics 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. # ########################################################################## ## # This script includes generic build options: # release/debug, target os, target arch, cross toolchain, build environment etc ## import os import platform print "Inside the Config SConscript" # Map of host os and allowed target os (host: allowed target os) host_target_map = { 'linux': ['linux', 'android', 'arduino', 'yocto', 'tizen'], 'windows': ['windows', 'android', 'arduino', 'tizen'], 'darwin': ['darwin', 'ios', 'android', 'arduino'], } # Map of os and allowed archs (os: allowed archs) os_arch_map = { 'linux': ['x86', 'x86_64', 'arm', 'arm64'], 'android': ['x86', 'x86_64', 'armeabi', 'armeabi-v7a', 'armeabi-v7a-hard', 'arm64-v8a'], 'windows': ['x86', 'amd64', 'arm'], 'darwin': ['i386', 'x86_64'], 'ios': ['i386', 'x86_64', 'armv7', 'armv7s', 'arm64'], 'arduino': ['avr', 'arm'], 'yocto': ['x86', 'x86_64'], 'tizen': ['armv7'], } host = platform.system().lower() if not host_target_map.has_key(host): print "\nError: Current system (%s) isn't supported\n" % host Exit(1) ###################################################################### # Get build options (the optins from command line) ###################################################################### target_os = ARGUMENTS.get('TARGET_OS', host).lower() # target os if target_os not in host_target_map[host]: print "\nError: Unknown target os: %s (Allow values: %s)\n" % (target_os, host_target_map[host]) Exit(1) default_arch = platform.machine() if default_arch not in os_arch_map[target_os]: default_arch = os_arch_map[target_os][0].lower() target_arch = ARGUMENTS.get('TARGET_ARCH', default_arch) # target arch ###################################################################### # Common build options (release, target os, target arch) ###################################################################### help_vars = Variables() help_vars.Add(BoolVariable('RELEASE', 'Build for release?', True)) # set to 'no', 'false' or 0 for debug help_vars.Add(EnumVariable('TARGET_OS', 'Target platform', host, host_target_map[host])) help_vars.Add(ListVariable('TARGET_TRANSPORT', 'Target transport', 'ALL', ['ALL', 'IP', 'BT', 'BLE'])) help_vars.Add(EnumVariable('TARGET_ARCH', 'Target architecture', default_arch, os_arch_map[target_os])) help_vars.Add(EnumVariable('SECURED', 'Build with DTLS', '0', allowed_values=('0', '1'))) help_vars.Add(EnumVariable('ROUTING', 'Enable routing', 'EP', allowed_values=('GW', 'EP'))) AddOption('--prefix', dest='prefix', type='string', nargs=1, action='store', metavar='DIR', help='installation prefix') ###################################################################### # Platform(build target) specific options: SDK/NDK & toolchain ###################################################################### targets_support_cc = ['tizen'] if target_os in targets_support_cc: # Set cross compile toolchain help_vars.Add('TC_PREFIX', "Toolchain prefix (Generally only be required for cross-compiling)", os.environ.get('TC_PREFIX')) help_vars.Add(PathVariable('TC_PATH', 'Toolchain path (Generally only be required for cross-compiling)', os.environ.get('TC_PATH'))) if target_os in ['android', 'arduino']: # Android/Arduino always uses GNU compiler regardless of the host env = Environment(variables = help_vars, tools = ['gnulink', 'gcc', 'g++', 'ar', 'as'] ) else: env = Environment(variables = help_vars, TARGET_ARCH = target_arch, TARGET_OS = target_os) Help(help_vars.GenerateHelpText(env)) tc_set_msg = ''' ************************************ Warning ********************************** * Enviornment variable TC_PREFIX/TC_PATH is set. It will change the default * * toolchain, if it isn't what you expect you should unset it, otherwise it may* * cause inexplicable errors. * ******************************************************************************* ''' if target_os in targets_support_cc: prefix = env.get('TC_PREFIX') tc_path = env.get('TC_PATH') if prefix: env.Replace(CC = prefix + 'gcc') env.Replace(CXX = prefix + 'g++') env.Replace(AR = prefix + 'ar') env.Replace(AS = prefix + 'as') env.Replace(LINK = prefix + 'ld') env.Replace(RANLIB = prefix + 'ranlib') if tc_path: env.PrependENVPath('PATH', tc_path) sys_root = os.path.abspath(tc_path + '/../') env.AppendUnique(CCFLAGS = ['--sysroot=' + sys_root]) env.AppendUnique(LINKFLAGS = ['--sysroot=' + sys_root]) if prefix or tc_path: print tc_set_msg # Ensure scons be able to change its working directory env.SConscriptChdir(1) # Set the source directory and build directory # Source directory: 'dir' # Build directory: 'dir'/out//// # # You can get the directory as following: # env.get('SRC_DIR') # env.get('BUILD_DIR') def __set_dir(env, dir): if not os.path.exists(dir + '/SConstruct'): print ''' *************************************** Error ********************************* * The directory(%s) seems isn't a source code directory, no SConstruct file is * found. * ******************************************************************************* ''' % dir Exit(1) if env.get('RELEASE'): build_dir = dir + '/out/' + target_os + '/' + target_arch + '/release/' else: build_dir = dir + '/out/' + target_os + '/' + target_arch + '/debug/' env.VariantDir(build_dir, dir, duplicate=0) env.Replace(BUILD_DIR = build_dir) env.Replace(SRC_DIR = dir) def __src_to_obj(env, src, home = ''): obj = env.get('BUILD_DIR') + src.replace(home, '') if env.get('OBJSUFFIX'): obj += env.get('OBJSUFFIX') return env.Object(obj, src) def __install(ienv, targets, name): i_n = ienv.Install(env.get('BUILD_DIR'), targets) Alias(name, i_n) env.AppendUnique(TS = [name]) def __append_target(ienv, target): env.AppendUnique(TS = [target]) def __print_targets(env): Help(''' =============================================================================== Targets:\n ''') for t in env.get('TS'): Help(t + ' ') Help(''' \nDefault all targets will be built. You can specify the target to build: $ scons [options] [target] =============================================================================== ''') env.AddMethod(__set_dir, 'SetDir') env.AddMethod(__print_targets, 'PrintTargets') env.AddMethod(__src_to_obj, 'SrcToObj') env.AddMethod(__append_target, 'AppendTarget') env.AddMethod(__install, 'InstallTarget') env.SetDir(env.GetLaunchDir()) env['ROOT_DIR']=env.GetLaunchDir() env.AppendUnique(CPPDEFINES = ['TB_LOG']) env.AppendUnique(CPPDEFINES = ['__TIZEN__']) Export('env') ###################################################################### # continue with the regular build process. Load config of target os ###################################################################### env.SConscript(target_os + '/SConscript') # Delete the temp files of configuration if env.GetOption('clean'): dir = env.get('SRC_DIR') if os.path.exists(dir + '/config.log'): Execute(Delete(dir + '/config.log')) Execute(Delete(dir + '/.sconsign.dblite')) Execute(Delete(dir + '/.sconf_temp')) Return('env')