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"""SCons.Tool.install
Tool-specific initialization for the install tool.
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 - 2015 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.
#
from SCons.Script import Action, Builder
from SCons.Node import FS
import shutil
import stat
import os
from os import path
class CopytreeError(EnvironmentError):
pass
# This is a patched version of shutil.copytree from python 2.5. It
# doesn't fail if the dir exists, which regular copytree does
# (annoyingly). Note the XXX comment in the docstring.
def scons_copytree(src, dst, symlinks=False):
"""Recursively copy a directory tree using copy2().
The destination directory must not already exist.
If exception(s) occur, an CopytreeError is raised with a list of reasons.
If the optional symlinks flag is true, symbolic links in the
source tree result in symbolic links in the destination tree; if
it is false, the contents of the files pointed to by symbolic
links are copied.
XXX Consider this example code rather than the ultimate tool.
"""
names = os.listdir(src)
# garyo@genarts.com fix: check for dir before making dirs.
if not os.path.exists(dst):
os.makedirs(dst)
errors = []
for name in names:
srcname = os.path.join(src, name)
dstname = os.path.join(dst, name)
try:
if symlinks and os.path.islink(srcname):
linkto = os.readlink(srcname)
os.symlink(linkto, dstname)
elif os.path.isdir(srcname):
scons_copytree(srcname, dstname, symlinks)
else:
shutil.copy2(srcname, dstname)
# XXX What about devices, sockets etc.?
except (IOError, os.error) as why:
errors.append((srcname, dstname, str(why)))
# catch the CopytreeError from the recursive copytree so that we can
# continue with other files
except CopytreeError as err:
errors.extend(err.args[0])
try:
shutil.copystat(src, dst)
except WindowsError:
# can't copy file access times on Windows
pass
except OSError as why:
errors.extend((src, dst, str(why)))
if errors:
raise CopytreeError(errors)
def symlinkBuilderImpl(target, source, env):
lnk = target[0].abspath
src = source[0].abspath
lnkdir,lnkname = path.split(lnk)
srcdir,srcname = path.split(src)
scons_copytree(src, os.path.join(lnk, srcname), True)
return None
def symlinkBuilderPrinter(target, source, env):
lnk = path.basename(target[0].abspath)
src = path.basename(source[0].abspath)
return 'INSTALL PRESERVING SYMLINKS ' + target[0].get_internal_path()
def generate(env) :
symlinkBuilder = Builder(action = Action(symlinkBuilderImpl, symlinkBuilderPrinter), target_factory = FS.Entry, source_factory = FS.Entry)
env.Append(BUILDERS = {'InstallWithSymLinks' : symlinkBuilder})
def exists(env) :
return True
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Swift