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Diffstat (limited to 'site_scons/site_tools/replicate.py')
| -rw-r--r-- | site_scons/site_tools/replicate.py | 126 |
1 files changed, 0 insertions, 126 deletions
diff --git a/site_scons/site_tools/replicate.py b/site_scons/site_tools/replicate.py deleted file mode 100644 index e64ec36..0000000 --- a/site_scons/site_tools/replicate.py +++ /dev/null @@ -1,126 +0,0 @@ -#!/usr/bin/python2.4 -# Copyright 2008, Google Inc. -# All rights reserved. -# -# Redistribution and use in source and binary forms, with or without -# modification, are permitted provided that the following conditions are -# met: -# -# * Redistributions of source code must retain the above copyright -# notice, this list of conditions and the following disclaimer. -# * Redistributions in binary form must reproduce the above -# copyright notice, this list of conditions and the following disclaimer -# in the documentation and/or other materials provided with the -# distribution. -# * Neither the name of Google Inc. nor the names of its -# contributors may be used to endorse or promote products derived from -# this software without specific prior written permission. -# -# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -"""Replicate tool for SCons.""" - - -import re - - -def Replicate(env, target, source, **kw): - """Replicates (copies) source files/directories to the target directory. - - Much like env.Install(), with the following differences: - * If the source is a directory, recurses through it and calls - env.Install() on each source file, rather than copying the entire - directory at once. This provides more opportunity for hard linking, and - also makes the destination files/directories all writable. - * Can take sources which contain env.Glob()-style wildcards. - * Can take multiple target directories; will copy to all of them. - * Handles duplicate requests. - - Args: - env: Environment in which to operate. - target: Destination(s) for copy. Must evaluate to a directory via - env.Dir(), or a list of directories. If more than one directory is - passed, the entire source list will be copied to each target - directory. - source: Source file(s) to copy. May be a string, Node, or a list of - mixed strings or Nodes. Strings will be passed through env.Glob() to - evaluate wildcards. If a source evaluates to a directory, the entire - directory will be recursively copied. - - From env: - REPLICATE_REPLACE: A list of pairs of regex search and replacement strings. - Each full destination path has substitution performed on each pair - (search_regex, replacement) in order. - - env.Replicate('destdir', ['footxt.txt'], REPLICATE_REPLACE = [ - ('\\.txt', '.bar'), ('est', 'ist')]) - will copy to 'distdir/footxt.bar' - - In the example above, note the use of \\ to escape the '.' character, - so that it doesn't act like the regexp '.' and match any character. - - Returns: - A list of the destination nodes from the calls to env.Install(). - """ - replace_list = kw.get('REPLICATE_REPLACE', env.get('REPLICATE_REPLACE', [])) - - dest_nodes = [] - for target_entry in env.Flatten(target): - for source_entry in env.Flatten(source): - if type(source_entry) == str: - # Search for matches for each source entry - source_nodes = env.Glob(source_entry) - else: - # Source entry is already a file or directory node; no need to glob it - source_nodes = [source_entry] - for s in source_nodes: - target_name = env.Dir(target_entry).abspath + '/' + s.name - # We need to use the following incantation rather than s.isdir() in - # order to handle chained replicates (A -> B -> C). The isdir() - # function is not properly defined in all of the Node type classes in - # SCons. This change is particularly crucial if hardlinks are present, - # in which case using isdir() can cause files to be unintentionally - # deleted. - # TODO(bradnelson): Look into fixing the innards of SCons so this isn't - # needed. - if str(s.__class__) == 'SCons.Node.FS.Dir': - # Recursively copy all files in subdir. Since glob('*') doesn't - # match dot files, also glob('.*'). - dest_nodes += env.Replicate( - target_name, [s.abspath + '/*', s.abspath + '/.*'], - REPLICATE_REPLACE=replace_list) - else: - # Apply replacement strings, if any - for r in replace_list: - target_name = re.sub(r[0], r[1], target_name) - target = env.File(target_name) - if (target.has_builder() - and hasattr(target.get_builder(), 'name') - and target.get_builder().name == 'InstallBuilder' - and target.sources == [s]): - # Already installed that file, so pass through the destination node - # TODO(rspangler): Is there a better way to determine if this is a - # duplicate install? - dest_nodes += [target] - else: - dest_nodes += env.InstallAs(target_name, s) - - # Return list of destination nodes - return dest_nodes - - -def generate(env): - # NOTE: SCons requires the use of this name, which fails gpylint. - """SCons entry point for this tool.""" - - env.AddMethod(Replicate) |