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import os
Import('env')
# Target specific SCons command line variables
vars = Variables()
vars.Add(BoolVariable('FORCE32', 'Force building 32 bit on 64 bit architecture', os.environ.get('AJ_FORCE32', False)))
vars.Add(BoolVariable('NO_AUTH', "Compile in authentication mechanism's to the code base", os.environ.get('AJ_NO_AUTH', False)))
vars.Update(env)
Help(vars.GenerateHelpText(env))
# Platform libraries
env.Append(LIBS = ['rt', 'pthread'])
# Cross compile setup
if os.environ.has_key('CROSS_PREFIX'):
cc = env['CC']
cxx = env['CXX']
ar = env['AR']
ranlib = env['RANLIB']
env.Replace(CC = os.environ['CROSS_PREFIX'] + cc)
env.Replace(CXX = os.environ['CROSS_PREFIX'] + cxx)
env.Replace(LINK = os.environ['CROSS_PREFIX'] + cc)
env.Replace(AR = os.environ['CROSS_PREFIX'] + ar)
env.Replace(RANLIB = os.environ['CROSS_PREFIX'] + ranlib)
env['ENV']['STAGING_DIR'] = os.environ.get('STAGING_DIR', '')
if os.environ.has_key('CROSS_PATH'):
env['ENV']['PATH'] = ':'.join([ os.environ['CROSS_PATH'], env['ENV']['PATH'] ] )
if os.environ.has_key('CROSS_CFLAGS'):
env.Append(CFLAGS=os.environ['CROSS_CFLAGS'].split())
if os.environ.has_key('CROSS_LINKFLAGS'):
env.Append(LINKFLAGS=os.environ['CROSS_LINKFLAGS'].split())
# Compiler flags
env.Append(CFLAGS = [
'-pipe',
'-funsigned-char',
'-fno-strict-aliasing',
'-fPIE',
'-fPIC',
'-D_FORTIFY_SOURCE=2',
'-Wall',
'-Waggregate-return',
'-Wbad-function-cast',
'-Wcast-align',
'-Wfloat-equal',
'-Wformat=2',
'-Wno-deprecated-declarations',
'-Wno-unknown-pragmas',
'-Wpacked',
'-Wpointer-arith',
'-Wshadow',
'-Wundef',
'-Wformat-security',
'-Werror=format-security',
'-Wwrite-strings'
])
env.Append(LINKFLAGS = ['-fPIE', '-pie', '-fPIC'])
env.Append(LINKFLAGS = ['-z', 'relro', '-z', 'now'])
env.Append(CPPFLAGS = ['-fPIE', '-fPIC', '-D_FORTIFY_SOURCE=2'])
if env['FORCE32']:
env.Append(CFLAGS = '-m32')
env.Append(LINKFLAGS = '-m32')
env.Append(CPPDEFINES = [ 'AJ_MAIN' ])
if env['NO_AUTH']:
env.Append(CPPDEFINES = [ 'TEST_DISABLE_SECURITY' ])
# Debug/Release Variants
if env['VARIANT'] == 'debug':
env.Append(CFLAGS = '-g')
else:
env.Append(CFLAGS = '-Os')
env.Append(LINKFLAGS = '-s')
env['build_shared'] = True
env['connectivity_options'] = [ 'tcp', 'ardp' ]
# Large Memory Platform
env.Append(CPPDEFINES = ['AJ_NVRAM_SIZE=64000'])
env.Append(CPPDEFINES = ['AJ_NUM_REPLY_CONTEXTS=8'])
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