filesystem.py
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上传日期:2018-11-18
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- """SCons.Tool.filesystem
- Tool-specific initialization for the filesystem tools.
- There normally shouldn't be any need to import this module directly.
- It will usually be imported through the generic SCons.Tool.Tool()
- selection method.
- """
- #
- # Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 The SCons Foundation
- #
- # Permission is hereby granted, free of charge, to any person obtaining
- # a copy of this software and associated documentation files (the
- # "Software"), to deal in the Software without restriction, including
- # without limitation the rights to use, copy, modify, merge, publish,
- # distribute, sublicense, and/or sell copies of the Software, and to
- # permit persons to whom the Software is furnished to do so, subject to
- # the following conditions:
- #
- # The above copyright notice and this permission notice shall be included
- # in all copies or substantial portions of the Software.
- #
- # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
- # KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
- # WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
- # LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
- # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- #
- __revision__ = "src/engine/SCons/Tool/filesystem.py 3057 2008/06/09 22:21:00 knight"
- import SCons
- from SCons.Tool.install import copyFunc
- copyToBuilder, copyAsBuilder = None, None
- def copyto_emitter(target, source, env):
- """ changes the path of the source to be under the target (which
- are assumed to be directories.
- """
- n_target = []
- for t in target:
- n_target = n_target + map( lambda s, t=t: t.File( str( s ) ), source )
- return (n_target, source)
- def copy_action_func(target, source, env):
- assert( len(target) == len(source) ), "ntarget: %snsource: %s" %(map(str, target),map(str, source))
- for t, s in zip(target, source):
- if copyFunc(t.get_path(), s.get_path(), env):
- return 1
- return 0
- def copy_action_str(target, source, env):
- return env.subst_target_source(env['COPYSTR'], 0, target, source)
- copy_action = SCons.Action.Action( copy_action_func, copy_action_str )
- def generate(env):
- try:
- env['BUILDERS']['CopyTo']
- env['BUILDERS']['CopyAs']
- except KeyError, e:
- global copyToBuilder
- if copyToBuilder is None:
- copyToBuilder = SCons.Builder.Builder(
- action = copy_action,
- target_factory = env.fs.Dir,
- source_factory = env.fs.Entry,
- multi = 1,
- emitter = [ copyto_emitter, ] )
- global copyAsBuilder
- if copyAsBuilder is None:
- copyAsBuilder = SCons.Builder.Builder(
- action = copy_action,
- target_factory = env.fs.Entry,
- source_factory = env.fs.Entry )
- env['BUILDERS']['CopyTo'] = copyToBuilder
- env['BUILDERS']['CopyAs'] = copyAsBuilder
- env['COPYSTR'] = 'Copy file(s): "$SOURCES" to "$TARGETS"'
- def exists(env):
- return 1