+##
+# This script includes generic build options:
+# release/debug, target os, target arch, cross toolchain, build environment etc
+##
+import os
+import platform
+
+# Map of host os and allowed target os (host: allowed target os)
+host_target_map = {
+ 'linux': ['linux', 'android', 'arduino', 'yocto', 'tizen'],
+ 'windows': ['windows', 'winrt', 'android', 'arduino'],
+ 'darwin': ['darwin', 'ios', 'android', 'arduino'],
+ }
+
+# Map of os and allowed archs (os: allowed archs)
+os_arch_map = {
+ 'linux': ['x86', 'x86_64', 'arm', 'arm64'],
+ 'tizen': ['x86', 'x86_64', 'arm', 'arm64'],
+ 'android': ['x86', 'x86_64', 'armeabi', 'armeabi-v7a', 'armeabi-v7a-hard', 'arm64-v8a'],
+ 'windows': ['x86', 'amd64', 'arm'],
+ 'winrt': ['arm'],
+ 'darwin': ['i386', 'x86_64'],
+ 'ios': ['i386', 'x86_64', 'armv7', 'armv7s', 'arm64'],
+ 'arduino': ['avr', 'arm'],
+ 'yocto': ['i586', 'x86_64', 'arm', 'powerpc', 'powerpc64', 'mips', 'mipsel'],
+ }
+
+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
+
+# True if binary needs to be installed on board. (Might need root permissions)
+# set to 'no', 'false' or 0 for only compilation
+require_upload = ARGUMENTS.get('UPLOAD', True)
+
+# Get the device name
+device_name = ARGUMENTS.get('DEVICE_NAME', "OIC-DEVICE")
+
+######################################################################
+# 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(BoolVariable('LOGGING', 'Enable stack logging', False))
+help_vars.Add(EnumVariable('TARGET_OS', 'Target platform', host, host_target_map[host]))
+help_vars.Add(ListVariable('TARGET_TRANSPORT', 'Target transport', 'ALL', ['ALL', 'BT', 'BLE', 'IP', 'TCP']))
+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(BoolVariable('UPLOAD', 'Upload binary ? (For Arduino)', require_upload))
+help_vars.Add(EnumVariable('ROUTING', 'Enable routing', 'EP', allowed_values=('GW', 'EP')))
+help_vars.Add(EnumVariable('BUILD_SAMPLE', 'Build with sample', 'ON', allowed_values=('ON', 'OFF')))
+
+help_vars.AddVariables(('DEVICE_NAME', 'Network display name for device', 'OIC-DEVICE', None, None),)
+
+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 = ['linux', 'arduino', '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, PREFIX = GetOption('prefix'))
+
+Help(help_vars.GenerateHelpText(env))
+
+# Set device name to __OIC_DEVICE_NAME__
+env.AppendUnique(CPPDEFINES = ['-D__OIC_DEVICE_NAME__=' + "\'\"" + device_name + "\"\'"])
+
+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/<target_os>/<target_arch>/<release or debug>/
+#
+# 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 __installlib(ienv, targets, name):
+ user_prefix = env.get('PREFIX')
+ if user_prefix:
+ i_n = ienv.Install(user_prefix + '/lib', targets)
+ else:
+ i_n = ienv.Install(env.get('BUILD_DIR'), targets)
+ ienv.Alias("install", i_n)
+
+def __installbin(ienv, targets, name):
+ user_prefix = env.get('PREFIX')
+ if user_prefix:
+ i_n = ienv.Install(user_prefix + '/bin', targets)
+ else:
+ i_n = ienv.Install(env.get('BUILD_DIR'), targets)
+ ienv.Alias("install", i_n)
+
+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.AddMethod(__installlib, 'UserInstallTargetLib')
+env.AddMethod(__installbin, 'UserInstallTargetBin')
+env.SetDir(env.GetLaunchDir())
+env['ROOT_DIR']=env.GetLaunchDir()+'/..'
+
+Export('env')
+
+# 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')