## # 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', 'armeabi-v7a'], '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) if target_os == 'android': default_arch = 'x86' else: 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', False) # Get the device name. This name can be used as network display name wherever possible device_name = ARGUMENTS.get('DEVICE_NAME', "OIC-DEVICE") if ARGUMENTS.get('TEST'): logging_default = False else: release_mode = False if ARGUMENTS.get('RELEASE', True) in ['y', 'yes', 'true', 't', '1', 'on', 'all', True]: release_mode = True logging_default = (release_mode == False) ###################################################################### # Common build options (release, target os, target arch) ###################################################################### targets_disallow_multitransport = ['arduino', 'android'] help_vars = Variables() help_vars.Add(BoolVariable('VERBOSE', 'Show compilation', False)) 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(BoolVariable('WITH_RA', 'Build with Remote Access module', False)) help_vars.Add(BoolVariable('SIMULATOR', 'Build with simulator module', False)) help_vars.Add(BoolVariable('WITH_RA_IBB', 'Build with Remote Access module(workssys)', False)) if target_os in targets_disallow_multitransport: help_vars.Add(ListVariable('TARGET_TRANSPORT', 'Target transport', 'IP', ['BT', 'BLE', 'IP'])) else: 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(EnumVariable('DTLS_WITH_X509', 'DTLS with X.509 support', '0', allowed_values=('0', '1'))) help_vars.Add(EnumVariable('TEST', 'Run unit tests', '0', allowed_values=('0', '1'))) help_vars.Add(BoolVariable('LOGGING', 'Enable stack logging', logging_default)) 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 (For Arduino)', device_name, None, None),) help_vars.Add(PathVariable('ANDROID_NDK', 'Android NDK path', None, PathVariable.PathAccept)) help_vars.Add(PathVariable('ANDROID_HOME', 'Android SDK path', None, PathVariable.PathAccept)) help_vars.Add(PathVariable('ANDROID_GRADLE', 'Gradle binary file', None, PathVariable.PathIsFile)) 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', 'textfile'] ) else: env = Environment(variables = help_vars, tools = ['default', 'textfile'], TARGET_ARCH = target_arch, TARGET_OS = target_os, PREFIX = GetOption('prefix')) 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 env.get('VERBOSE') == False: env['CCCOMSTR'] = "Compiling $TARGET" env['SHCCCOMSTR'] = "Compiling $TARGET" env['CXXCOMSTR'] = "Compiling $TARGET" env['SHCXXCOMSTR'] = "Compiling $TARGET" env['LINKCOMSTR'] = "Linking $TARGET" env['SHLINKCOMSTR'] = "Linking $TARGET" env['ARCOMSTR'] = "Archiving $TARGET" env['RANLIBCOMSTR'] = "Indexing Archive $TARGET" if target_os in targets_support_cc: prefix = env.get('TC_PREFIX') tc_path = env.get('TC_PATH') if prefix: env.Replace(CC = prefix + env.get('CC', 'gcc')) env.Replace(CXX = prefix + env.get('CXX', 'g++')) env.Replace(AR = prefix + env.get('AR', 'ar')) env.Replace(AS = prefix + env.get('AS', 'as')) env.Replace(RANLIB = prefix + env.get('RANLIB', '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 __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 __installheader(ienv, targets, dir, name): user_prefix = env.get('PREFIX') if user_prefix: i_n = ienv.Install(user_prefix + '/include/' + dir ,targets) else: i_n = ienv.Install(env.get('BUILD_DIR'), targets) ienv.Alias("install", i_n) def __installpcfile(ienv, targets, name): user_prefix = env.get('PREFIX') if user_prefix: i_n = ienv.Install(user_prefix + '/lib/pkgconfig', targets) else: i_n = ienv.Install(env.get('BUILD_DIR'), targets) ienv.Alias("install", i_n) def __append_target(ienv, name, targets = None): if targets: env.Alias(name, targets) env.AppendUnique(TS = [name]) 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.AddMethod(__installheader, 'UserInstallTargetHeader') env.AddMethod(__installpcfile, 'UserInstallTargetPCFile') env.SetDir(env.GetLaunchDir()) env['ROOT_DIR']=env.GetLaunchDir()+'/..' Export('env') ###################################################################### # Scons to generate the iotivity.pc file from iotivity.pc.in file ###################################################################### pc_file = env.get('SRC_DIR') + '/iotivity.pc.in' user_prefix = env.get('PREFIX') if user_prefix: pc_vars = {'\@PREFIX\@': user_prefix, '\@EXEC_PREFIX\@':user_prefix, '\@VERSION\@':'0.9.2'} else: pc_vars = {'\@PREFIX\@': env.get('BUILD_DIR'), '\@EXEC_PREFIX\@': env.get('BUILD_DIR'), '\@VERSION\@':'0.9.2'} env.Substfile(pc_file, SUBST_DICT = pc_vars) ###################################################################### # Link scons to Yocto cross-toolchain ONLY when target_os is yocto ###################################################################### if target_os == "yocto": ''' This code injects Yocto cross-compilation tools+flags into scons' build environment in order to invoke the relevant tools while performing a build. ''' import os.path try: CC = os.environ['CC'] target_prefix = CC.split()[0] target_prefix = target_prefix[:len(target_prefix)-3] tools = {"CC" : target_prefix+"gcc", "CXX" : target_prefix+"g++", "AS" : target_prefix+"as", "LD" : target_prefix+"ld", "GDB" : target_prefix+"gdb", "STRIP" : target_prefix+"strip", "RANLIB" : target_prefix+"ranlib", "OBJCOPY" : target_prefix+"objcopy", "OBJDUMP" : target_prefix+"objdump", "AR" : target_prefix+"ar", "NM" : target_prefix+"nm", "M4" : "m4", "STRINGS": target_prefix+"strings"} PATH = os.environ['PATH'].split(os.pathsep) for tool in tools: if tool in os.environ: for path in PATH: if os.path.isfile(os.path.join(path, tools[tool])): env[tool] = os.path.join(path, os.environ[tool]) break env['CROSS_COMPILE'] = target_prefix[:len(target_prefix) - 1] except: print "ERROR in Yocto cross-toolchain environment" Exit(1) ''' Now reset TARGET_OS to linux so that all linux specific build configurations hereupon apply for the entirety of the build process. ''' env['TARGET_OS'] = 'linux' ''' We want to preserve debug symbols to allow BitBake to generate both DEBUG and RELEASE packages for OIC. ''' env.AppendUnique(CCFLAGS = ['-g']) ''' Additional flags to pass to the Yocto toolchain. ''' if env.get('RELEASE'): env.AppendUnique(CPPDEFINES = ['NDEBUG']) if env.get('LOGGING'): env.AppendUnique(CPPDEFINES = ['TB_LOG']) env.AppendUnique(CPPDEFINES = ['WITH_POSIX', '__linux__', '_GNU_SOURCE']) env.AppendUnique(CFLAGS = ['-std=gnu99']) env.AppendUnique(CCFLAGS = ['-Wall', '-Wextra', '-fPIC']) env.AppendUnique(LINKFLAGS = ['-ldl', '-lpthread']) env.AppendUnique(LIBS = ['uuid']) Export('env') else: ''' If target_os is not Yocto, 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')) if os.path.exists(dir + '/.sconsign.dblite'): Execute(Delete(dir + '/.sconsign.dblite')) if os.path.exists(dir + '/.sconf_temp'): Execute(Delete(dir + '/.sconf_temp')) ###################################################################### # Check for PThreads support ###################################################################### import iotivityconfig from iotivityconfig import * conf = Configure(env, custom_tests = { 'CheckPThreadsSupport' : iotivityconfig.check_pthreads } ) # Identify whether we have pthreads support, which is necessary for # threading and mutexes. This will set the environment variable # POSIX_SUPPORTED, 1 if it is supported, 0 otherwise conf.CheckPThreadsSupport() env = conf.Finish() ###################################################################### env.SConscript('external_libs.scons') Return('env')