##
# This script set darwin specific flags (GNU GCC)
#
##
import os
import platform

Import('env')

# SYS_VERSION build option
help_vars = Variables()
help_vars.Add('SYS_VERSION', 'MAC OS X version / IOS version', os.environ.get('SYS_VERSION'))
help_vars.Update(env)
Help(help_vars.GenerateHelpText(env))

sys_version = env.get('SYS_VERSION')

if sys_version is None:
	print '''
*********************************** Error *************************************
*   MAC OSX/IOS version isn't set, please set it in command line as :         *
*      # scons SYS_VERSION=<version> ...                                      *
*   To get the version, please see:                      					  *
* /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/   *
* /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/ *
*******************************************************************************
'''
	Exit(1)

target_arch = env.get('TARGET_ARCH')
target_os = env.get('TARGET_OS')
# Set release/debug flags
if env.get('RELEASE'):
	env.AppendUnique(CCFLAGS = ['-Os'])
	env.AppendUnique(CPPDEFINES = ['NDEBUG'])
else:
	env.AppendUnique(CCFLAGS = ['-g'])

if target_os == 'darwin':
	sys_root = '/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX' + sys_version + '.sdk/'
else:
	if target_arch in ['i386', 'x86_64']:
		sys_root = '/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator' + sys_version + '.sdk/'
	else:
		sys_root = '/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS' + sys_version + '.sdk/'

# Set arch flags
env.AppendUnique(CCFLAGS = ['-arch', target_arch, '-isysroot', sys_root])
env.AppendUnique(LINKFLAGS = ['-arch', target_arch, '-isysroot', sys_root])

if target_os == 'darwin':
	flag = '-mmacosx-version-min=' + sys_version
	env.AppendUnique(CCFLAGS = [flag])
	env.AppendUnique(LINKFLAGS = [flag])