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Diffstat (limited to '3rdParty/SCons/scons-2.4.0/engine/SCons/Defaults.py')
| -rw-r--r-- | 3rdParty/SCons/scons-2.4.0/engine/SCons/Defaults.py | 513 |
1 files changed, 0 insertions, 513 deletions
diff --git a/3rdParty/SCons/scons-2.4.0/engine/SCons/Defaults.py b/3rdParty/SCons/scons-2.4.0/engine/SCons/Defaults.py deleted file mode 100644 index b4cbb9a..0000000 --- a/3rdParty/SCons/scons-2.4.0/engine/SCons/Defaults.py +++ /dev/null @@ -1,513 +0,0 @@ -"""SCons.Defaults - -Builders and other things for the local site. Here's where we'll -duplicate the functionality of autoconf until we move it into the -installation procedure or use something like qmconf. - -The code that reads the registry to find MSVC components was borrowed -from distutils.msvccompiler. - -""" - -# -# 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 __future__ import division - -__revision__ = "src/engine/SCons/Defaults.py rel_2.4.0:3365:9259ea1c13d7 2015/09/21 14:03:43 bdbaddog" - - -import os -import errno -import shutil -import stat -import time -import sys - -import SCons.Action -import SCons.Builder -import SCons.CacheDir -import SCons.Environment -import SCons.PathList -import SCons.Subst -import SCons.Tool - -# A placeholder for a default Environment (for fetching source files -# from source code management systems and the like). This must be -# initialized later, after the top-level directory is set by the calling -# interface. -_default_env = None - -# Lazily instantiate the default environment so the overhead of creating -# it doesn't apply when it's not needed. -def _fetch_DefaultEnvironment(*args, **kw): - """ - Returns the already-created default construction environment. - """ - global _default_env - return _default_env - -def DefaultEnvironment(*args, **kw): - """ - Initial public entry point for creating the default construction - Environment. - - After creating the environment, we overwrite our name - (DefaultEnvironment) with the _fetch_DefaultEnvironment() function, - which more efficiently returns the initialized default construction - environment without checking for its existence. - - (This function still exists with its _default_check because someone - else (*cough* Script/__init__.py *cough*) may keep a reference - to this function. So we can't use the fully functional idiom of - having the name originally be a something that *only* creates the - construction environment and then overwrites the name.) - """ - global _default_env - if not _default_env: - import SCons.Util - _default_env = SCons.Environment.Environment(*args, **kw) - if SCons.Util.md5: - _default_env.Decider('MD5') - else: - _default_env.Decider('timestamp-match') - global DefaultEnvironment - DefaultEnvironment = _fetch_DefaultEnvironment - _default_env._CacheDir_path = None - return _default_env - -# Emitters for setting the shared attribute on object files, -# and an action for checking that all of the source files -# going into a shared library are, in fact, shared. -def StaticObjectEmitter(target, source, env): - for tgt in target: - tgt.attributes.shared = None - return (target, source) - -def SharedObjectEmitter(target, source, env): - for tgt in target: - tgt.attributes.shared = 1 - return (target, source) - -def SharedFlagChecker(source, target, env): - same = env.subst('$STATIC_AND_SHARED_OBJECTS_ARE_THE_SAME') - if same == '0' or same == '' or same == 'False': - for src in source: - try: - shared = src.attributes.shared - except AttributeError: - shared = None - if not shared: - raise SCons.Errors.UserError("Source file: %s is static and is not compatible with shared target: %s" % (src, target[0])) - -SharedCheck = SCons.Action.Action(SharedFlagChecker, None) - -# Some people were using these variable name before we made -# SourceFileScanner part of the public interface. Don't break their -# SConscript files until we've given them some fair warning and a -# transition period. -CScan = SCons.Tool.CScanner -DScan = SCons.Tool.DScanner -LaTeXScan = SCons.Tool.LaTeXScanner -ObjSourceScan = SCons.Tool.SourceFileScanner -ProgScan = SCons.Tool.ProgramScanner - -# These aren't really tool scanners, so they don't quite belong with -# the rest of those in Tool/__init__.py, but I'm not sure where else -# they should go. Leave them here for now. -import SCons.Scanner.Dir -DirScanner = SCons.Scanner.Dir.DirScanner() -DirEntryScanner = SCons.Scanner.Dir.DirEntryScanner() - -# Actions for common languages. -CAction = SCons.Action.Action("$CCCOM", "$CCCOMSTR") -ShCAction = SCons.Action.Action("$SHCCCOM", "$SHCCCOMSTR") -CXXAction = SCons.Action.Action("$CXXCOM", "$CXXCOMSTR") -ShCXXAction = SCons.Action.Action("$SHCXXCOM", "$SHCXXCOMSTR") - -DAction = SCons.Action.Action("$DCOM", "$DCOMSTR") -ShDAction = SCons.Action.Action("$SHDCOM", "$SHDCOMSTR") - -ASAction = SCons.Action.Action("$ASCOM", "$ASCOMSTR") -ASPPAction = SCons.Action.Action("$ASPPCOM", "$ASPPCOMSTR") - -LinkAction = SCons.Action.Action("$LINKCOM", "$LINKCOMSTR") -ShLinkAction = SCons.Action.Action("$SHLINKCOM", "$SHLINKCOMSTR") - -LdModuleLinkAction = SCons.Action.Action("$LDMODULECOM", "$LDMODULECOMSTR") - -# Common tasks that we allow users to perform in platform-independent -# ways by creating ActionFactory instances. -ActionFactory = SCons.Action.ActionFactory - -def get_paths_str(dest): - # If dest is a list, we need to manually call str() on each element - if SCons.Util.is_List(dest): - elem_strs = [] - for element in dest: - elem_strs.append('"' + str(element) + '"') - return '[' + ', '.join(elem_strs) + ']' - else: - return '"' + str(dest) + '"' - -def chmod_func(dest, mode): - SCons.Node.FS.invalidate_node_memos(dest) - if not SCons.Util.is_List(dest): - dest = [dest] - for element in dest: - os.chmod(str(element), mode) - -def chmod_strfunc(dest, mode): - return 'Chmod(%s, 0%o)' % (get_paths_str(dest), mode) - -Chmod = ActionFactory(chmod_func, chmod_strfunc) - -def copy_func(dest, src, symlinks=True): - """ - If symlinks (is true), then a symbolic link will be - shallow copied and recreated as a symbolic link; otherwise, copying - a symbolic link will be equivalent to copying the symbolic link's - final target regardless of symbolic link depth. - """ - - dest = str(dest) - src = str(src) - - SCons.Node.FS.invalidate_node_memos(dest) - if SCons.Util.is_List(src) and os.path.isdir(dest): - for file in src: - shutil.copy2(file, dest) - return 0 - elif os.path.islink(src): - if symlinks: - return os.symlink(os.readlink(src), dest) - else: - return copy_func(dest, os.path.realpath(src)) - elif os.path.isfile(src): - return shutil.copy2(src, dest) - else: - return shutil.copytree(src, dest, symlinks) - -Copy = ActionFactory( - copy_func, - lambda dest, src, symlinks=True: 'Copy("%s", "%s")' % (dest, src) -) - -def delete_func(dest, must_exist=0): - SCons.Node.FS.invalidate_node_memos(dest) - if not SCons.Util.is_List(dest): - dest = [dest] - for entry in dest: - entry = str(entry) - # os.path.exists returns False with broken links that exist - entry_exists = os.path.exists(entry) or os.path.islink(entry) - if not entry_exists and not must_exist: - continue - # os.path.isdir returns True when entry is a link to a dir - if os.path.isdir(entry) and not os.path.islink(entry): - shutil.rmtree(entry, 1) - continue - os.unlink(entry) - -def delete_strfunc(dest, must_exist=0): - return 'Delete(%s)' % get_paths_str(dest) - -Delete = ActionFactory(delete_func, delete_strfunc) - -def mkdir_func(dest): - SCons.Node.FS.invalidate_node_memos(dest) - if not SCons.Util.is_List(dest): - dest = [dest] - for entry in dest: - try: - os.makedirs(str(entry)) - except os.error, e: - p = str(entry) - if (e.args[0] == errno.EEXIST or - (sys.platform=='win32' and e.args[0]==183)) \ - and os.path.isdir(str(entry)): - pass # not an error if already exists - else: - raise - -Mkdir = ActionFactory(mkdir_func, - lambda dir: 'Mkdir(%s)' % get_paths_str(dir)) - -def move_func(dest, src): - SCons.Node.FS.invalidate_node_memos(dest) - SCons.Node.FS.invalidate_node_memos(src) - shutil.move(src, dest) - -Move = ActionFactory(move_func, - lambda dest, src: 'Move("%s", "%s")' % (dest, src), - convert=str) - -def touch_func(dest): - SCons.Node.FS.invalidate_node_memos(dest) - if not SCons.Util.is_List(dest): - dest = [dest] - for file in dest: - file = str(file) - mtime = int(time.time()) - if os.path.exists(file): - atime = os.path.getatime(file) - else: - open(file, 'w') - atime = mtime - os.utime(file, (atime, mtime)) - -Touch = ActionFactory(touch_func, - lambda file: 'Touch(%s)' % get_paths_str(file)) - -# Internal utility functions - -def _concat(prefix, list, suffix, env, f=lambda x: x, target=None, source=None): - """ - Creates a new list from 'list' by first interpolating each element - in the list using the 'env' dictionary and then calling f on the - list, and finally calling _concat_ixes to concatenate 'prefix' and - 'suffix' onto each element of the list. - """ - if not list: - return list - - l = f(SCons.PathList.PathList(list).subst_path(env, target, source)) - if l is not None: - list = l - - return _concat_ixes(prefix, list, suffix, env) - -def _concat_ixes(prefix, list, suffix, env): - """ - Creates a new list from 'list' by concatenating the 'prefix' and - 'suffix' arguments onto each element of the list. A trailing space - on 'prefix' or leading space on 'suffix' will cause them to be put - into separate list elements rather than being concatenated. - """ - - result = [] - - # ensure that prefix and suffix are strings - prefix = str(env.subst(prefix, SCons.Subst.SUBST_RAW)) - suffix = str(env.subst(suffix, SCons.Subst.SUBST_RAW)) - - for x in list: - if isinstance(x, SCons.Node.FS.File): - result.append(x) - continue - x = str(x) - if x: - - if prefix: - if prefix[-1] == ' ': - result.append(prefix[:-1]) - elif x[:len(prefix)] != prefix: - x = prefix + x - - result.append(x) - - if suffix: - if suffix[0] == ' ': - result.append(suffix[1:]) - elif x[-len(suffix):] != suffix: - result[-1] = result[-1]+suffix - - return result - -def _stripixes(prefix, itms, suffix, stripprefixes, stripsuffixes, env, c=None): - """ - This is a wrapper around _concat()/_concat_ixes() that checks for - the existence of prefixes or suffixes on list items and strips them - where it finds them. This is used by tools (like the GNU linker) - that need to turn something like 'libfoo.a' into '-lfoo'. - """ - - if not itms: - return itms - - if not callable(c): - env_c = env['_concat'] - if env_c != _concat and callable(env_c): - # There's a custom _concat() method in the construction - # environment, and we've allowed people to set that in - # the past (see test/custom-concat.py), so preserve the - # backwards compatibility. - c = env_c - else: - c = _concat_ixes - - stripprefixes = list(map(env.subst, SCons.Util.flatten(stripprefixes))) - stripsuffixes = list(map(env.subst, SCons.Util.flatten(stripsuffixes))) - - stripped = [] - for l in SCons.PathList.PathList(itms).subst_path(env, None, None): - if isinstance(l, SCons.Node.FS.File): - stripped.append(l) - continue - - if not SCons.Util.is_String(l): - l = str(l) - - for stripprefix in stripprefixes: - lsp = len(stripprefix) - if l[:lsp] == stripprefix: - l = l[lsp:] - # Do not strip more than one prefix - break - - for stripsuffix in stripsuffixes: - lss = len(stripsuffix) - if l[-lss:] == stripsuffix: - l = l[:-lss] - # Do not strip more than one suffix - break - - stripped.append(l) - - return c(prefix, stripped, suffix, env) - -def processDefines(defs): - """process defines, resolving strings, lists, dictionaries, into a list of - strings - """ - if SCons.Util.is_List(defs): - l = [] - for d in defs: - if d is None: - continue - elif SCons.Util.is_List(d) or isinstance(d, tuple): - if len(d) >= 2: - l.append(str(d[0]) + '=' + str(d[1])) - else: - l.append(str(d[0])) - elif SCons.Util.is_Dict(d): - for macro,value in d.iteritems(): - if value is not None: - l.append(str(macro) + '=' + str(value)) - else: - l.append(str(macro)) - elif SCons.Util.is_String(d): - l.append(str(d)) - else: - raise SCons.Errors.UserError("DEFINE %s is not a list, dict, string or None."%repr(d)) - elif SCons.Util.is_Dict(defs): - # The items in a dictionary are stored in random order, but - # if the order of the command-line options changes from - # invocation to invocation, then the signature of the command - # line will change and we'll get random unnecessary rebuilds. - # Consequently, we have to sort the keys to ensure a - # consistent order... - l = [] - for k,v in sorted(defs.items()): - if v is None: - l.append(str(k)) - else: - l.append(str(k) + '=' + str(v)) - else: - l = [str(defs)] - return l - -def _defines(prefix, defs, suffix, env, c=_concat_ixes): - """A wrapper around _concat_ixes that turns a list or string - into a list of C preprocessor command-line definitions. - """ - - return c(prefix, env.subst_path(processDefines(defs)), suffix, env) - -class NullCmdGenerator(object): - """This is a callable class that can be used in place of other - command generators if you don't want them to do anything. - - The __call__ method for this class simply returns the thing - you instantiated it with. - - Example usage: - env["DO_NOTHING"] = NullCmdGenerator - env["LINKCOM"] = "${DO_NOTHING('$LINK $SOURCES $TARGET')}" - """ - - def __init__(self, cmd): - self.cmd = cmd - - def __call__(self, target, source, env, for_signature=None): - return self.cmd - -class Variable_Method_Caller(object): - """A class for finding a construction variable on the stack and - calling one of its methods. - - We use this to support "construction variables" in our string - eval()s that actually stand in for methods--specifically, use - of "RDirs" in call to _concat that should actually execute the - "TARGET.RDirs" method. (We used to support this by creating a little - "build dictionary" that mapped RDirs to the method, but this got in - the way of Memoizing construction environments, because we had to - create new environment objects to hold the variables.) - """ - def __init__(self, variable, method): - self.variable = variable - self.method = method - def __call__(self, *args, **kw): - try: 1//0 - except ZeroDivisionError: - # Don't start iterating with the current stack-frame to - # prevent creating reference cycles (f_back is safe). - frame = sys.exc_info()[2].tb_frame.f_back - variable = self.variable - while frame: - if variable in frame.f_locals: - v = frame.f_locals[variable] - if v: - method = getattr(v, self.method) - return method(*args, **kw) - frame = frame.f_back - return None - -ConstructionEnvironment = { - 'BUILDERS' : {}, - 'SCANNERS' : [], - 'CONFIGUREDIR' : '#/.sconf_temp', - 'CONFIGURELOG' : '#/config.log', - 'CPPSUFFIXES' : SCons.Tool.CSuffixes, - 'DSUFFIXES' : SCons.Tool.DSuffixes, - 'ENV' : {}, - 'IDLSUFFIXES' : SCons.Tool.IDLSuffixes, -# 'LATEXSUFFIXES' : SCons.Tool.LaTeXSuffixes, # moved to the TeX tools generate functions - '_concat' : _concat, - '_defines' : _defines, - '_stripixes' : _stripixes, - '_LIBFLAGS' : '${_concat(LIBLINKPREFIX, LIBS, LIBLINKSUFFIX, __env__)}', - '_LIBDIRFLAGS' : '$( ${_concat(LIBDIRPREFIX, LIBPATH, LIBDIRSUFFIX, __env__, RDirs, TARGET, SOURCE)} $)', - '_CPPINCFLAGS' : '$( ${_concat(INCPREFIX, CPPPATH, INCSUFFIX, __env__, RDirs, TARGET, SOURCE)} $)', - '_CPPDEFFLAGS' : '${_defines(CPPDEFPREFIX, CPPDEFINES, CPPDEFSUFFIX, __env__)}', - 'TEMPFILE' : NullCmdGenerator, - 'Dir' : Variable_Method_Caller('TARGET', 'Dir'), - 'Dirs' : Variable_Method_Caller('TARGET', 'Dirs'), - 'File' : Variable_Method_Caller('TARGET', 'File'), - 'RDirs' : Variable_Method_Caller('TARGET', 'RDirs'), -} - -# Local Variables: -# tab-width:4 -# indent-tabs-mode:nil -# End: -# vim: set expandtab tabstop=4 shiftwidth=4: |