| 1 | # based on playground/evil in the waf svn tree
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| 2 |
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| 3 | import os, datetime, fnmatch
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| 4 | import Scripting, Utils, Options, Logs, Environment
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| 5 | from Constants import SRCDIR, BLDDIR
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| 6 | from samba_utils import LOCAL_CACHE, os_path_relpath
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| 7 |
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| 8 | def run_task(t, k):
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| 9 | '''run a single build task'''
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| 10 | ret = t.run()
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| 11 | if ret:
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| 12 | raise Utils.WafError("Failed to build %s: %u" % (k, ret))
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| 13 |
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| 14 |
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| 15 | def run_named_build_task(cmd):
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| 16 | '''run a named build task, matching the cmd name using fnmatch
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| 17 | wildcards against inputs and outputs of all build tasks'''
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| 18 | bld = fake_build_environment(info=False)
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| 19 | found = False
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| 20 | cwd_node = bld.root.find_dir(os.getcwd())
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| 21 | top_node = bld.root.find_dir(bld.srcnode.abspath())
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| 22 |
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| 23 | cmd = os.path.normpath(cmd)
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| 24 |
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| 25 | # cope with builds of bin/*/*
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| 26 | if os.path.islink(cmd):
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| 27 | cmd = os_path_relpath(os.readlink(cmd), os.getcwd())
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| 28 |
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| 29 | if cmd[0:12] == "bin/default/":
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| 30 | cmd = cmd[12:]
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| 31 |
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| 32 | for g in bld.task_manager.groups:
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| 33 | for attr in ['outputs', 'inputs']:
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| 34 | for t in g.tasks:
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| 35 | s = getattr(t, attr, [])
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| 36 | for k in s:
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| 37 | relpath1 = k.relpath_gen(cwd_node)
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| 38 | relpath2 = k.relpath_gen(top_node)
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| 39 | if (fnmatch.fnmatch(relpath1, cmd) or
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| 40 | fnmatch.fnmatch(relpath2, cmd)):
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| 41 | t.position = [0,0]
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| 42 | print(t.display())
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| 43 | run_task(t, k)
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| 44 | found = True
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| 45 |
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| 46 |
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| 47 | if not found:
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| 48 | raise Utils.WafError("Unable to find build target matching %s" % cmd)
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| 49 |
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| 50 |
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| 51 | def rewrite_compile_targets():
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| 52 | '''cope with the bin/ form of compile target'''
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| 53 | if not Options.options.compile_targets:
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| 54 | return
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| 55 |
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| 56 | bld = fake_build_environment(info=False)
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| 57 | targets = LOCAL_CACHE(bld, 'TARGET_TYPE')
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| 58 | tlist = []
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| 59 |
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| 60 | for t in Options.options.compile_targets.split(','):
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| 61 | if not os.path.islink(t):
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| 62 | tlist.append(t)
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| 63 | continue
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| 64 | link = os.readlink(t)
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| 65 | list = link.split('/')
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| 66 | for name in [list[-1], '/'.join(list[-2:])]:
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| 67 | if name in targets:
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| 68 | tlist.append(name)
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| 69 | continue
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| 70 | Options.options.compile_targets = ",".join(tlist)
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| 71 |
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| 72 |
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| 73 |
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| 74 | def wildcard_main(missing_cmd_fn):
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| 75 | '''this replaces main from Scripting, allowing us to override the
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| 76 | behaviour for unknown commands
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| 77 |
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| 78 | If a unknown command is found, then missing_cmd_fn() is called with
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| 79 | the name of the requested command
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| 80 | '''
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| 81 | Scripting.commands = Options.arg_line[:]
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| 82 |
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| 83 | # rewrite the compile targets to cope with the bin/xx form
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| 84 | rewrite_compile_targets()
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| 85 |
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| 86 | while Scripting.commands:
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| 87 | x = Scripting.commands.pop(0)
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| 88 |
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| 89 | ini = datetime.datetime.now()
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| 90 | if x == 'configure':
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| 91 | fun = Scripting.configure
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| 92 | elif x == 'build':
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| 93 | fun = Scripting.build
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| 94 | else:
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| 95 | fun = getattr(Utils.g_module, x, None)
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| 96 |
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| 97 | # this is the new addition on top of main from Scripting.py
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| 98 | if not fun:
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| 99 | missing_cmd_fn(x)
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| 100 | break
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| 101 |
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| 102 | ctx = getattr(Utils.g_module, x + '_context', Utils.Context)()
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| 103 |
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| 104 | if x in ['init', 'shutdown', 'dist', 'distclean', 'distcheck']:
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| 105 | try:
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| 106 | fun(ctx)
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| 107 | except TypeError:
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| 108 | fun()
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| 109 | else:
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| 110 | fun(ctx)
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| 111 |
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| 112 | ela = ''
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| 113 | if not Options.options.progress_bar:
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| 114 | ela = ' (%s)' % Utils.get_elapsed_time(ini)
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| 115 |
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| 116 | if x != 'init' and x != 'shutdown':
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| 117 | Logs.info('%r finished successfully%s' % (x, ela))
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| 118 |
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| 119 | if not Scripting.commands and x != 'shutdown':
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| 120 | Scripting.commands.append('shutdown')
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| 121 |
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| 122 |
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| 123 |
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| 124 |
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| 125 | def fake_build_environment(info=True, flush=False):
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| 126 | """create all the tasks for the project, but do not run the build
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| 127 | return the build context in use"""
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| 128 | bld = getattr(Utils.g_module, 'build_context', Utils.Context)()
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| 129 | bld = Scripting.check_configured(bld)
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| 130 |
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| 131 | Options.commands['install'] = False
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| 132 | Options.commands['uninstall'] = False
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| 133 |
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| 134 | bld.is_install = 0 # False
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| 135 |
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| 136 | try:
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| 137 | proj = Environment.Environment(Options.lockfile)
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| 138 | except IOError:
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| 139 | raise Utils.WafError("Project not configured (run 'waf configure' first)")
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| 140 |
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| 141 | bld.load_dirs(proj[SRCDIR], proj[BLDDIR])
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| 142 | bld.load_envs()
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| 143 |
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| 144 | if info:
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| 145 | Logs.info("Waf: Entering directory `%s'" % bld.bldnode.abspath())
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| 146 | bld.add_subdirs([os.path.split(Utils.g_module.root_path)[0]])
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| 147 |
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| 148 | bld.pre_build()
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| 149 | if flush:
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| 150 | bld.flush()
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| 151 | return bld
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| 152 |
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