1import os
2import sys
3import rtconfig
4
5if os.getenv('RTT_ROOT'):
6    RTT_ROOT = os.getenv('RTT_ROOT')
7else:
8    RTT_ROOT = os.path.normpath(os.getcwd() + '/../../..')
9
10sys.path = sys.path + [os.path.join(RTT_ROOT, 'tools')]
11from building import *
12
13TARGET = 'rtthread.' + rtconfig.TARGET_EXT
14
15
16DefaultEnvironment(tools=[])
17env = Environment(tools = ['mingw'],
18    AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
19    CC = rtconfig.CC, CFLAGS = rtconfig.CFLAGS,
20    AR = rtconfig.AR, ARFLAGS = '-rc',
21    LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
22env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
23env['ASCOM'] = env['ASPPCOM']
24
25Export('RTT_ROOT')
26Export('rtconfig')
27
28# prepare building environment
29objs = PrepareBuilding(env, RTT_ROOT)
30
31if GetDepend('RT_USING_SELF_BOOT'):
32    rtconfig.LFLAGS += " -Ttext 0x80000000"
33else:
34    rtconfig.LFLAGS += " -Ttext 0x80200000"
35env.Replace(LINKFLAGS = rtconfig.LFLAGS)
36
37if GetDepend('RT_USING_FPU'):
38    env['CFLAGS']   = env['CFLAGS'].replace('-msoft-float', '-mhard-float')
39    env['ASFLAGS']   = env['ASFLAGS'].replace('-msoft-float', '-mhard-float')
40    env['CXXFLAGS']  = env['CXXFLAGS'].replace('-msoft-float', '-mhard-float')
41    env['LINKFLAGS'] = env['LINKFLAGS'].replace('-msoft-float', '-mhard-float')
42
43# make a building
44DoBuilding(TARGET, objs)
45