wafsamba: remove tru64cc.py as it's not compatible with waf 2
[samba.git] / buildtools / wafsamba / samba_wildcard.py
1 # based on playground/evil in the waf svn tree
2
3 import os, datetime, fnmatch
4 from waflib import Scripting, Utils, Options, Logs, Errors
5 from waflib import ConfigSet
6 from samba_utils import LOCAL_CACHE, os_path_relpath
7
8 def run_task(t, k):
9     '''run a single build task'''
10     ret = t.run()
11     if ret:
12         raise Errors.WafError("Failed to build %s: %u" % (k, ret))
13
14
15 def run_named_build_task(cmd):
16     '''run a named build task, matching the cmd name using fnmatch
17     wildcards against inputs and outputs of all build tasks'''
18     bld = fake_build_environment(info=False)
19     found = False
20     cwd_node = bld.root.find_dir(os.getcwd())
21     top_node = bld.root.find_dir(bld.srcnode.abspath())
22
23     cmd = os.path.normpath(cmd)
24
25     # cope with builds of bin/*/*
26     if os.path.islink(cmd):
27         cmd = os_path_relpath(os.readlink(cmd), os.getcwd())
28
29     if cmd[0:12] == "bin/default/":
30         cmd = cmd[12:]
31
32     for g in bld.task_manager.groups:
33         for attr in ['outputs', 'inputs']:
34             for t in g.tasks:
35                 s = getattr(t, attr, [])
36                 for k in s:
37                     relpath1 = k.relpath_gen(cwd_node)
38                     relpath2 = k.relpath_gen(top_node)
39                     if (fnmatch.fnmatch(relpath1, cmd) or
40                         fnmatch.fnmatch(relpath2, cmd)):
41                         t.position = [0,0]
42                         print(t.display())
43                         run_task(t, k)
44                         found = True
45
46
47     if not found:
48         raise Errors.WafError("Unable to find build target matching %s" % cmd)
49
50
51 def rewrite_compile_targets():
52     '''cope with the bin/ form of compile target'''
53     if not Options.options.compile_targets:
54         return
55
56     bld = fake_build_environment(info=False)
57     targets = LOCAL_CACHE(bld, 'TARGET_TYPE')
58     tlist = []
59
60     for t in Options.options.compile_targets.split(','):
61         if not os.path.islink(t):
62             tlist.append(t)
63             continue
64         link = os.readlink(t)
65         list = link.split('/')
66         for name in [list[-1], '/'.join(list[-2:])]:
67             if name in targets:
68                 tlist.append(name)
69                 continue
70     Options.options.compile_targets = ",".join(tlist)
71
72
73
74 def wildcard_main(missing_cmd_fn):
75     '''this replaces main from Scripting, allowing us to override the
76        behaviour for unknown commands
77
78        If a unknown command is found, then missing_cmd_fn() is called with
79        the name of the requested command
80        '''
81     Scripting.commands = Options.arg_line[:]
82
83     # rewrite the compile targets to cope with the bin/xx form
84     rewrite_compile_targets()
85
86     while Scripting.commands:
87         x = Scripting.commands.pop(0)
88
89         ini = datetime.datetime.now()
90         if x == 'configure':
91             fun = Scripting.configure
92         elif x == 'build':
93             fun = Scripting.build
94         else:
95             fun = getattr(Utils.g_module, x, None)
96
97         # this is the new addition on top of main from Scripting.py
98         if not fun:
99             missing_cmd_fn(x)
100             break
101
102         ctx = getattr(Utils.g_module, x + '_context', Utils.Context)()
103
104         if x in ['init', 'shutdown', 'dist', 'distclean', 'distcheck']:
105             try:
106                 fun(ctx)
107             except TypeError:
108                 fun()
109         else:
110             fun(ctx)
111
112         ela = ''
113         if not Options.options.progress_bar:
114             ela = ' (%s)' % Utils.get_elapsed_time(ini)
115
116         if x != 'init' and x != 'shutdown':
117             Logs.info('%r finished successfully%s' % (x, ela))
118
119         if not Scripting.commands and x != 'shutdown':
120             Scripting.commands.append('shutdown')
121
122
123
124
125 def fake_build_environment(info=True, flush=False):
126     """create all the tasks for the project, but do not run the build
127     return the build context in use"""
128     bld = getattr(Context.g_module, 'build_context', Utils.Context)()
129     bld = Scripting.check_configured(bld)
130
131     Options.commands['install'] = False
132     Options.commands['uninstall'] = False
133
134     bld.is_install = 0 # False
135
136     try:
137         proj = ConfigSet.ConfigSet(Options.lockfile)
138     except IOError:
139         raise Errors.WafError("Project not configured (run 'waf configure' first)")
140
141     bld.load_envs()
142
143     if info:
144         Logs.info("Waf: Entering directory `%s'" % bld.bldnode.abspath())
145     bld.add_subdirs([os.path.split(Context.g_module.root_path)[0]])
146
147     bld.pre_build()
148     if flush:
149         bld.flush()
150     return bld
151