1import os
2import rtconfig
3import subprocess
4from building import *
5
6group   = []
7cwd     = GetCurrentDir()
8CPPPATH = [cwd, cwd + "/kernel"]
9list    = os.listdir(cwd)
10src     = Glob('kernel/*.c') + Glob('kernel/*.S')
11
12if not GetDepend(['RT_USING_VDSO']):
13    Return('group')
14
15if rtconfig.ARCH != "aarch64" and rtconfig.ARCH != "risc-v":
16    # not supported arch
17    src = []
18else:
19    if not hasattr(rtconfig, 'CPP') or rtconfig.CPP is None:
20        rtconfig.CPP = rtconfig.PREFIX + 'cpp'
21    if not hasattr(rtconfig, 'CPPFLAGS') or rtconfig.CPPFLAGS is None:
22        rtconfig.CPPFLAGS = ' -E -P -x assembler-with-cpp'
23
24    if not os.path.exists(cwd + "/user" + "/arch" +"/" + rtconfig.ARCH + "/vdso.lds"):
25        Preprocessing("user/arch/" + rtconfig.ARCH + "/vdso.lds.S", ".lds", CPPPATH=[cwd])
26
27    vdso_arch = os.path.join(cwd, 'user',"arch", rtconfig.ARCH)
28
29    process_env = os.environ.copy()
30    if hasattr(rtconfig, 'EXEC_PATH') and rtconfig.EXEC_PATH is not None:
31        process_env['RTT_EXEC_PATH'] = rtconfig.EXEC_PATH
32    if hasattr(rtconfig, 'PREFIX') and rtconfig.PREFIX is not None:
33        process_env['RTT_CC_PREFIX'] = rtconfig.PREFIX
34    if hasattr(rtconfig, 'DEVICE') and rtconfig.DEVICE is not None:
35        process_env['RTT_DEVICE'] = rtconfig.DEVICE
36
37    command = ["scons", "-C", vdso_arch]
38    if GetOption('clean'):
39        command = ["scons", "-C", vdso_arch, "--clean"]
40
41    try:
42        result = subprocess.run(command, env=process_env, check=True)
43    # generic error handle
44    except :
45        print('exec command: "%s" failed.' % ' '.join(command))
46        exit(1)
47
48    print("Command executed successfully")
49
50group = DefineGroup('lwProcess', src, depend = ['RT_USING_SMART','RT_USING_VDSO'], CPPPATH = CPPPATH)
51Return('group')
52