##
# This script includes generic build options:
-# release/debug, build target, CPU ARCH, toolchain, build environment etc
+# release/debug, target os, target arch, cross toolchain, build environment etc
##
import os
import platform
-host = platform.system()
-default_arch = platform.machine()
-
-if host not in ['Linux', 'Windows', 'Darwin']:
- host = 'Linux'
-
-# Map of host and allowed targets
-allow_target_map = {
- 'Linux': ['Linux', 'Android', 'Arduino'],
- 'Windows': ['Windows', 'WinRT', 'Android', 'Arduino'],
- 'Darwin': ['Darwin', 'IOS', 'Android', 'Arduino'],
+# Map of host os and allowed target os (host: allowed target os)
+host_target_map = {
+ 'linux': ['linux', 'android', 'arduino'],
+ 'windows': ['windows', 'winrt', 'android', 'arduino'],
+ 'darwin': ['darwin', 'ios', 'android', 'arduino'],
}
-# Map of platform(target) and allowed archs
-allow_arch_map = {
+# 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'],
'arduino': ['avr', 'arm'],
}
+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)
######################################################################
-BUILD_TARGET = ARGUMENTS.get('BUILD_TARGET', host).lower() # target platform
+target_os = ARGUMENTS.get('TARGET_OS', host).lower() # target os
-if not allow_arch_map.has_key(BUILD_TARGET):
- print "\nError: Unknown target platform: %s (Allow values: %s)\n" % (BUILD_TARGET, allow_target_map[host])
+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 default_arch not in allow_arch_map[BUILD_TARGET]:
- default_arch = allow_arch_map[BUILD_TARGET][0]
- default_arch = default_arch.lower()
+default_arch = platform.machine()
+if default_arch not in os_arch_map[target_os]:
+ default_arch = os_arch_map[target_os][0].lower()
-TARGET_CPU_ARCH = ARGUMENTS.get('CPU_ARCH', default_arch) # target CPU ARCH
-ANDROID_NDK = ARGUMENTS.get('ANDROID_NDK', os.environ.get('ANDROID_NDK')) # ANDROID NDK base directory
-SYS_VERSION = ARGUMENTS.get('SYS_VERSION', os.environ.get('SYS_VERSION')) # OSX/IOS version
-ARDUINO_HOME = ARGUMENTS.get('ARDUINO_HOME', os.environ.get('ARDUINO_HOME')) # ARDUINO root directory
+target_arch = ARGUMENTS.get('TARGET_ARCH', default_arch) # target arch
######################################################################
-# Common build options (release, build target, CPU)
+# Common build options (release, target os, target arch)
######################################################################
-vars = Variables()
-vars.Add(BoolVariable('RELEASE', 'Build for release?', True)) # set to 'no', 'false' or 0 for debug
-vars.Add(EnumVariable('BUILD_TARGET', 'Target platform', host, allow_target_map[host]))
-vars.Add(EnumVariable('CPU_ARCH', 'Target CPU ARCH', default_arch, allow_arch_map[BUILD_TARGET]))
+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(EnumVariable('TARGET_ARCH', 'Target architecture', default_arch, os_arch_map[target_os]))
######################################################################
# Platform(build target) specific options: SDK/NDK & toolchain
######################################################################
targets_support_cc = ['linux', 'arduino']
-if BUILD_TARGET == 'android':
- vars.Add(PathVariable('ANDROID_NDK', 'Android NDK root directory', os.environ.get('ANDROID_NDK')))
-
-elif BUILD_TARGET in ['darwin', 'ios']:
- vars.Add('SYS_VERSION', 'MAC OS X version / IOS version', os.environ.get('SYS_VERSION'))
-
-elif BUILD_TARGET == 'arduino':
- vars.Add(PathVariable('ARDUINO_HOME', 'ARDUINO root directory', os.environ.get('ARDUINO_HOME')))
-
-if BUILD_TARGET in targets_support_cc:
+if target_os in targets_support_cc:
# Set cross compile toolchain
- vars.Add('TC_PREFIX', "Toolchain prefix (Generally only be required for cross-compiling)", os.environ.get('TC_PREFIX'))
- vars.Add(PathVariable('TC_PATH',
+ 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 BUILD_TARGET == 'android': # Android always uses GNU compiler regardless of the host
- env = Environment(variables = vars,
+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 = vars, TARGET_ARCH = TARGET_CPU_ARCH, TARGET_OS = BUILD_TARGET)
-
-Help(vars.GenerateHelpText(env))
+ env = Environment(variables = help_vars, TARGET_ARCH = target_arch, TARGET_OS = target_os)
-RELEASE_BUILD = env.get('RELEASE') # Whethere is release build, True: release, False: debug
+Help(help_vars.GenerateHelpText(env))
tc_set_msg = '''
************************************ Warning **********************************
*******************************************************************************
'''
-if BUILD_TARGET in targets_support_cc:
- prefix = ARGUMENTS.get('TC_PREFIX', os.environ.get('TC_PREFIX'))
- tc_path = ARGUMENTS.get('TC_PATH', os.environ.get('TC_PATH'))
+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++')
if tc_path:
env.PrependENVPath('PATH', tc_path)
sys_root = os.path.abspath(tc_path + '/../')
- env.AppendUnique(CFLAGS = ['--sysroot=' + sys_root])
- env.AppendUnique(CXXFLAGS = ['--sysroot=' + sys_root])
+ env.AppendUnique(CCFLAGS = ['--sysroot=' + sys_root])
env.AppendUnique(LINKFLAGS = ['--sysroot=' + sys_root])
if prefix or tc_path:
# Ensure scons be able to change its working directory
env.SConscriptChdir(1)
-Export('env', 'RELEASE_BUILD', 'BUILD_TARGET', 'TARGET_CPU_ARCH',
- 'ANDROID_NDK', 'SYS_VERSION', 'ARDUINO_HOME')
-
-# Load config of specific platform(build target)
-env.SConscript(BUILD_TARGET + '/SConscript')
-
-Return('env')
\ No newline at end of file
+# 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 __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())
+
+Export('env')
+
+# 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')