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Diffstat (limited to 'couchjs/scons/scons-local-2.0.1/SCons/Script/Interactive.py')
| -rw-r--r-- | couchjs/scons/scons-local-2.0.1/SCons/Script/Interactive.py | 384 |
1 files changed, 0 insertions, 384 deletions
diff --git a/couchjs/scons/scons-local-2.0.1/SCons/Script/Interactive.py b/couchjs/scons/scons-local-2.0.1/SCons/Script/Interactive.py deleted file mode 100644 index e2906d4e..00000000 --- a/couchjs/scons/scons-local-2.0.1/SCons/Script/Interactive.py +++ /dev/null @@ -1,384 +0,0 @@ -# -# Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 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/Script/Interactive.py 5134 2010/08/16 23:02:40 bdeegan" - -__doc__ = """ -SCons interactive mode -""" - -# TODO: -# -# This has the potential to grow into something with a really big life -# of its own, which might or might not be a good thing. Nevertheless, -# here are some enhancements that will probably be requested some day -# and are worth keeping in mind (assuming this takes off): -# -# - A command to re-read / re-load the SConscript files. This may -# involve allowing people to specify command-line options (e.g. -f, -# -I, --no-site-dir) that affect how the SConscript files are read. -# -# - Additional command-line options on the "build" command. -# -# Of the supported options that seemed to make sense (after a quick -# pass through the list), the ones that seemed likely enough to be -# used are listed in the man page and have explicit test scripts. -# -# These had code changed in Script/Main.py to support them, but didn't -# seem likely to be used regularly, so had no test scripts added: -# -# build --diskcheck=* -# build --implicit-cache=* -# build --implicit-deps-changed=* -# build --implicit-deps-unchanged=* -# -# These look like they should "just work" with no changes to the -# existing code, but like those above, look unlikely to be used and -# therefore had no test scripts added: -# -# build --random -# -# These I'm not sure about. They might be useful for individual -# "build" commands, and may even work, but they seem unlikely enough -# that we'll wait until they're requested before spending any time on -# writing test scripts for them, or investigating whether they work. -# -# build -q [??? is there a useful analog to the exit status?] -# build --duplicate= -# build --profile= -# build --max-drift= -# build --warn=* -# build --Y -# -# - Most of the SCons command-line options that the "build" command -# supports should be settable as default options that apply to all -# subsequent "build" commands. Maybe a "set {option}" command that -# maps to "SetOption('{option}')". -# -# - Need something in the 'help' command that prints the -h output. -# -# - A command to run the configure subsystem separately (must see how -# this interacts with the new automake model). -# -# - Command-line completion of target names; maybe even of SCons options? -# Completion is something that's supported by the Python cmd module, -# so this should be doable without too much trouble. -# - -import cmd -import copy -import os -import re -import shlex -import sys - -try: - import readline -except ImportError: - pass - -class SConsInteractiveCmd(cmd.Cmd): - """\ - build [TARGETS] Build the specified TARGETS and their dependencies. - 'b' is a synonym. - clean [TARGETS] Clean (remove) the specified TARGETS and their - dependencies. 'c' is a synonym. - exit Exit SCons interactive mode. - help [COMMAND] Prints help for the specified COMMAND. 'h' and - '?' are synonyms. - shell [COMMANDLINE] Execute COMMANDLINE in a subshell. 'sh' and '!' - are synonyms. - version Prints SCons version information. - """ - - synonyms = { - 'b' : 'build', - 'c' : 'clean', - 'h' : 'help', - 'scons' : 'build', - 'sh' : 'shell', - } - - def __init__(self, **kw): - cmd.Cmd.__init__(self) - for key, val in kw.items(): - setattr(self, key, val) - - if sys.platform == 'win32': - self.shell_variable = 'COMSPEC' - else: - self.shell_variable = 'SHELL' - - def default(self, argv): - print "*** Unknown command: %s" % argv[0] - - def onecmd(self, line): - line = line.strip() - if not line: - print self.lastcmd - return self.emptyline() - self.lastcmd = line - if line[0] == '!': - line = 'shell ' + line[1:] - elif line[0] == '?': - line = 'help ' + line[1:] - if os.sep == '\\': - line = line.replace('\\', '\\\\') - argv = shlex.split(line) - argv[0] = self.synonyms.get(argv[0], argv[0]) - if not argv[0]: - return self.default(line) - else: - try: - func = getattr(self, 'do_' + argv[0]) - except AttributeError: - return self.default(argv) - return func(argv) - - def do_build(self, argv): - """\ - build [TARGETS] Build the specified TARGETS and their - dependencies. 'b' is a synonym. - """ - import SCons.Node - import SCons.SConsign - import SCons.Script.Main - - options = copy.deepcopy(self.options) - - options, targets = self.parser.parse_args(argv[1:], values=options) - - SCons.Script.COMMAND_LINE_TARGETS = targets - - if targets: - SCons.Script.BUILD_TARGETS = targets - else: - # If the user didn't specify any targets on the command line, - # use the list of default targets. - SCons.Script.BUILD_TARGETS = SCons.Script._build_plus_default - - nodes = SCons.Script.Main._build_targets(self.fs, - options, - targets, - self.target_top) - - if not nodes: - return - - # Call each of the Node's alter_targets() methods, which may - # provide additional targets that ended up as part of the build - # (the canonical example being a VariantDir() when we're building - # from a source directory) and which we therefore need their - # state cleared, too. - x = [] - for n in nodes: - x.extend(n.alter_targets()[0]) - nodes.extend(x) - - # Clean up so that we can perform the next build correctly. - # - # We do this by walking over all the children of the targets, - # and clearing their state. - # - # We currently have to re-scan each node to find their - # children, because built nodes have already been partially - # cleared and don't remember their children. (In scons - # 0.96.1 and earlier, this wasn't the case, and we didn't - # have to re-scan the nodes.) - # - # Because we have to re-scan each node, we can't clear the - # nodes as we walk over them, because we may end up rescanning - # a cleared node as we scan a later node. Therefore, only - # store the list of nodes that need to be cleared as we walk - # the tree, and clear them in a separate pass. - # - # XXX: Someone more familiar with the inner workings of scons - # may be able to point out a more efficient way to do this. - - SCons.Script.Main.progress_display("scons: Clearing cached node information ...") - - seen_nodes = {} - - def get_unseen_children(node, parent, seen_nodes=seen_nodes): - def is_unseen(node, seen_nodes=seen_nodes): - return node not in seen_nodes - return list(filter(is_unseen, node.children(scan=1))) - - def add_to_seen_nodes(node, parent, seen_nodes=seen_nodes): - seen_nodes[node] = 1 - - # If this file is in a VariantDir and has a - # corresponding source file in the source tree, remember the - # node in the source tree, too. This is needed in - # particular to clear cached implicit dependencies on the - # source file, since the scanner will scan it if the - # VariantDir was created with duplicate=0. - try: - rfile_method = node.rfile - except AttributeError: - return - else: - rfile = rfile_method() - if rfile != node: - seen_nodes[rfile] = 1 - - for node in nodes: - walker = SCons.Node.Walker(node, - kids_func=get_unseen_children, - eval_func=add_to_seen_nodes) - n = walker.get_next() - while n: - n = walker.get_next() - - for node in seen_nodes.keys(): - # Call node.clear() to clear most of the state - node.clear() - # node.clear() doesn't reset node.state, so call - # node.set_state() to reset it manually - node.set_state(SCons.Node.no_state) - node.implicit = None - - # Debug: Uncomment to verify that all Taskmaster reference - # counts have been reset to zero. - #if node.ref_count != 0: - # from SCons.Debug import Trace - # Trace('node %s, ref_count %s !!!\n' % (node, node.ref_count)) - - SCons.SConsign.Reset() - SCons.Script.Main.progress_display("scons: done clearing node information.") - - def do_clean(self, argv): - """\ - clean [TARGETS] Clean (remove) the specified TARGETS - and their dependencies. 'c' is a synonym. - """ - return self.do_build(['build', '--clean'] + argv[1:]) - - def do_EOF(self, argv): - print - self.do_exit(argv) - - def _do_one_help(self, arg): - try: - # If help_<arg>() exists, then call it. - func = getattr(self, 'help_' + arg) - except AttributeError: - try: - func = getattr(self, 'do_' + arg) - except AttributeError: - doc = None - else: - doc = self._doc_to_help(func) - if doc: - sys.stdout.write(doc + '\n') - sys.stdout.flush() - else: - doc = self.strip_initial_spaces(func()) - if doc: - sys.stdout.write(doc + '\n') - sys.stdout.flush() - - def _doc_to_help(self, obj): - doc = obj.__doc__ - if doc is None: - return '' - return self._strip_initial_spaces(doc) - - def _strip_initial_spaces(self, s): - #lines = s.split('\n') - lines = s.split('\n') - spaces = re.match(' *', lines[0]).group(0) - #def strip_spaces(l): - # if l.startswith(spaces): - # l = l[len(spaces):] - # return l - #return '\n'.join([ strip_spaces(l) for l in lines ]) - def strip_spaces(l, spaces=spaces): - if l[:len(spaces)] == spaces: - l = l[len(spaces):] - return l - lines = list(map(strip_spaces, lines)) - return '\n'.join(lines) - - def do_exit(self, argv): - """\ - exit Exit SCons interactive mode. - """ - sys.exit(0) - - def do_help(self, argv): - """\ - help [COMMAND] Prints help for the specified COMMAND. 'h' - and '?' are synonyms. - """ - if argv[1:]: - for arg in argv[1:]: - if self._do_one_help(arg): - break - else: - # If bare 'help' is called, print this class's doc - # string (if it has one). - doc = self._doc_to_help(self.__class__) - if doc: - sys.stdout.write(doc + '\n') - sys.stdout.flush() - - def do_shell(self, argv): - """\ - shell [COMMANDLINE] Execute COMMANDLINE in a subshell. 'sh' and - '!' are synonyms. - """ - import subprocess - argv = argv[1:] - if not argv: - argv = os.environ[self.shell_variable] - try: - # Per "[Python-Dev] subprocess insufficiently platform-independent?" - # http://mail.python.org/pipermail/python-dev/2008-August/081979.html "+ - # Doing the right thing with an argument list currently - # requires different shell= values on Windows and Linux. - p = subprocess.Popen(argv, shell=(sys.platform=='win32')) - except EnvironmentError, e: - sys.stderr.write('scons: %s: %s\n' % (argv[0], e.strerror)) - else: - p.wait() - - def do_version(self, argv): - """\ - version Prints SCons version information. - """ - sys.stdout.write(self.parser.version + '\n') - -def interact(fs, parser, options, targets, target_top): - c = SConsInteractiveCmd(prompt = 'scons>>> ', - fs = fs, - parser = parser, - options = options, - targets = targets, - target_top = target_top) - c.cmdloop() - -# Local Variables: -# tab-width:4 -# indent-tabs-mode:nil -# End: -# vim: set expandtab tabstop=4 shiftwidth=4: |