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502 lines
16 KiB
502 lines
16 KiB
#! /usr/bin/env python
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#
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# SCons - a Software Constructor
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#
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# Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 The SCons Foundation
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#
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# Permission is hereby granted, free of charge, to any person obtaining
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# a copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish,
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# distribute, sublicense, and/or sell copies of the Software, and to
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# permit persons to whom the Software is furnished to do so, subject to
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# the following conditions:
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#
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# The above copyright notice and this permission notice shall be included
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# in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
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# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
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# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#
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__revision__ = "src/script/sconsign.py 3842 2008/12/20 22:59:52 scons"
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__version__ = "1.2.0"
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__build__ = "r3842"
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__buildsys__ = "scons-dev"
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__date__ = "2008/12/20 22:59:52"
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__developer__ = "scons"
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import os
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import os.path
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import sys
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import time
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##############################################################################
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# BEGIN STANDARD SCons SCRIPT HEADER
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#
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# This is the cut-and-paste logic so that a self-contained script can
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# interoperate correctly with different SCons versions and installation
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# locations for the engine. If you modify anything in this section, you
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# should also change other scripts that use this same header.
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##############################################################################
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# Strip the script directory from sys.path() so on case-insensitive
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# (WIN32) systems Python doesn't think that the "scons" script is the
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# "SCons" package. Replace it with our own library directories
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# (version-specific first, in case they installed by hand there,
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# followed by generic) so we pick up the right version of the build
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# engine modules if they're in either directory.
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script_dir = sys.path[0]
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if script_dir in sys.path:
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sys.path.remove(script_dir)
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libs = []
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if os.environ.has_key("SCONS_LIB_DIR"):
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libs.append(os.environ["SCONS_LIB_DIR"])
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local_version = 'scons-local-' + __version__
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local = 'scons-local'
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if script_dir:
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local_version = os.path.join(script_dir, local_version)
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local = os.path.join(script_dir, local)
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libs.append(os.path.abspath(local_version))
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libs.append(os.path.abspath(local))
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scons_version = 'scons-%s' % __version__
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prefs = []
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if sys.platform == 'win32':
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# sys.prefix is (likely) C:\Python*;
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# check only C:\Python*.
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prefs.append(sys.prefix)
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prefs.append(os.path.join(sys.prefix, 'Lib', 'site-packages'))
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else:
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# On other (POSIX) platforms, things are more complicated due to
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# the variety of path names and library locations. Try to be smart
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# about it.
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if script_dir == 'bin':
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# script_dir is `pwd`/bin;
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# check `pwd`/lib/scons*.
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prefs.append(os.getcwd())
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else:
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if script_dir == '.' or script_dir == '':
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script_dir = os.getcwd()
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head, tail = os.path.split(script_dir)
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if tail == "bin":
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# script_dir is /foo/bin;
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# check /foo/lib/scons*.
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prefs.append(head)
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head, tail = os.path.split(sys.prefix)
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if tail == "usr":
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# sys.prefix is /foo/usr;
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# check /foo/usr/lib/scons* first,
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# then /foo/usr/local/lib/scons*.
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prefs.append(sys.prefix)
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prefs.append(os.path.join(sys.prefix, "local"))
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elif tail == "local":
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h, t = os.path.split(head)
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if t == "usr":
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# sys.prefix is /foo/usr/local;
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# check /foo/usr/local/lib/scons* first,
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# then /foo/usr/lib/scons*.
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prefs.append(sys.prefix)
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prefs.append(head)
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else:
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# sys.prefix is /foo/local;
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# check only /foo/local/lib/scons*.
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prefs.append(sys.prefix)
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else:
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# sys.prefix is /foo (ends in neither /usr or /local);
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# check only /foo/lib/scons*.
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prefs.append(sys.prefix)
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temp = map(lambda x: os.path.join(x, 'lib'), prefs)
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temp.extend(map(lambda x: os.path.join(x,
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'lib',
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'python' + sys.version[:3],
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'site-packages'),
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prefs))
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prefs = temp
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# Add the parent directory of the current python's library to the
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# preferences. On SuSE-91/AMD64, for example, this is /usr/lib64,
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# not /usr/lib.
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try:
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libpath = os.__file__
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except AttributeError:
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pass
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else:
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# Split /usr/libfoo/python*/os.py to /usr/libfoo/python*.
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libpath, tail = os.path.split(libpath)
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# Split /usr/libfoo/python* to /usr/libfoo
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libpath, tail = os.path.split(libpath)
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# Check /usr/libfoo/scons*.
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prefs.append(libpath)
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# Look first for 'scons-__version__' in all of our preference libs,
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# then for 'scons'.
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libs.extend(map(lambda x: os.path.join(x, scons_version), prefs))
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libs.extend(map(lambda x: os.path.join(x, 'scons'), prefs))
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sys.path = libs + sys.path
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##############################################################################
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# END STANDARD SCons SCRIPT HEADER
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##############################################################################
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import cPickle
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import imp
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import string
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import whichdb
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import SCons.SConsign
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def my_whichdb(filename):
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if filename[-7:] == ".dblite":
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return "SCons.dblite"
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try:
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f = open(filename + ".dblite", "rb")
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f.close()
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return "SCons.dblite"
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except IOError:
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pass
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return _orig_whichdb(filename)
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_orig_whichdb = whichdb.whichdb
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whichdb.whichdb = my_whichdb
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def my_import(mname):
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if '.' in mname:
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i = string.rfind(mname, '.')
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parent = my_import(mname[:i])
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fp, pathname, description = imp.find_module(mname[i+1:],
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parent.__path__)
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else:
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fp, pathname, description = imp.find_module(mname)
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return imp.load_module(mname, fp, pathname, description)
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class Flagger:
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default_value = 1
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def __setitem__(self, item, value):
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self.__dict__[item] = value
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self.default_value = 0
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def __getitem__(self, item):
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return self.__dict__.get(item, self.default_value)
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Do_Call = None
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Print_Directories = []
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Print_Entries = []
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Print_Flags = Flagger()
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Verbose = 0
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Readable = 0
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def default_mapper(entry, name):
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try:
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val = eval("entry."+name)
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except:
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val = None
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return str(val)
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def map_action(entry, name):
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try:
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bact = entry.bact
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bactsig = entry.bactsig
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except AttributeError:
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return None
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return '%s [%s]' % (bactsig, bact)
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def map_timestamp(entry, name):
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try:
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timestamp = entry.timestamp
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except AttributeError:
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timestamp = None
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if Readable and timestamp:
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return "'" + time.ctime(timestamp) + "'"
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else:
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return str(timestamp)
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def map_bkids(entry, name):
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try:
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bkids = entry.bsources + entry.bdepends + entry.bimplicit
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bkidsigs = entry.bsourcesigs + entry.bdependsigs + entry.bimplicitsigs
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except AttributeError:
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return None
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result = []
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for i in xrange(len(bkids)):
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result.append(nodeinfo_string(bkids[i], bkidsigs[i], " "))
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if result == []:
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return None
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return string.join(result, "\n ")
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map_field = {
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'action' : map_action,
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'timestamp' : map_timestamp,
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'bkids' : map_bkids,
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}
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map_name = {
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'implicit' : 'bkids',
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}
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def field(name, entry, verbose=Verbose):
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if not Print_Flags[name]:
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return None
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fieldname = map_name.get(name, name)
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mapper = map_field.get(fieldname, default_mapper)
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val = mapper(entry, name)
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if verbose:
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val = name + ": " + val
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return val
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def nodeinfo_raw(name, ninfo, prefix=""):
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# This just formats the dictionary, which we would normally use str()
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# to do, except that we want the keys sorted for deterministic output.
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d = ninfo.__dict__
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try:
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keys = ninfo.field_list + ['_version_id']
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except AttributeError:
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keys = d.keys()
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keys.sort()
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l = []
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for k in keys:
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l.append('%s: %s' % (repr(k), repr(d.get(k))))
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if '\n' in name:
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name = repr(name)
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return name + ': {' + string.join(l, ', ') + '}'
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def nodeinfo_cooked(name, ninfo, prefix=""):
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try:
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field_list = ninfo.field_list
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except AttributeError:
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field_list = []
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f = lambda x, ni=ninfo, v=Verbose: field(x, ni, v)
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if '\n' in name:
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name = repr(name)
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outlist = [name+':'] + filter(None, map(f, field_list))
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if Verbose:
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sep = '\n ' + prefix
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else:
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sep = ' '
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return string.join(outlist, sep)
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nodeinfo_string = nodeinfo_cooked
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def printfield(name, entry, prefix=""):
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outlist = field("implicit", entry, 0)
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if outlist:
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if Verbose:
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print " implicit:"
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print " " + outlist
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outact = field("action", entry, 0)
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if outact:
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if Verbose:
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print " action: " + outact
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else:
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print " " + outact
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def printentries(entries, location):
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if Print_Entries:
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for name in Print_Entries:
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try:
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entry = entries[name]
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except KeyError:
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sys.stderr.write("sconsign: no entry `%s' in `%s'\n" % (name, location))
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else:
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try:
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ninfo = entry.ninfo
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except AttributeError:
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print name + ":"
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else:
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print nodeinfo_string(name, entry.ninfo)
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printfield(name, entry.binfo)
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else:
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names = entries.keys()
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names.sort()
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for name in names:
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entry = entries[name]
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try:
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ninfo = entry.ninfo
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except AttributeError:
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print name + ":"
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else:
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print nodeinfo_string(name, entry.ninfo)
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printfield(name, entry.binfo)
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class Do_SConsignDB:
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def __init__(self, dbm_name, dbm):
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self.dbm_name = dbm_name
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self.dbm = dbm
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def __call__(self, fname):
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# The *dbm modules stick their own file suffixes on the names
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# that are passed in. This is causes us to jump through some
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# hoops here to be able to allow the user
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try:
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# Try opening the specified file name. Example:
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# SPECIFIED OPENED BY self.dbm.open()
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# --------- -------------------------
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# .sconsign => .sconsign.dblite
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# .sconsign.dblite => .sconsign.dblite.dblite
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db = self.dbm.open(fname, "r")
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except (IOError, OSError), e:
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print_e = e
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try:
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# That didn't work, so try opening the base name,
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# so that if the actually passed in 'sconsign.dblite'
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# (for example), the dbm module will put the suffix back
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# on for us and open it anyway.
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db = self.dbm.open(os.path.splitext(fname)[0], "r")
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except (IOError, OSError):
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# That didn't work either. See if the file name
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# they specified just exists (independent of the dbm
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# suffix-mangling).
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try:
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open(fname, "r")
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except (IOError, OSError), e:
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# Nope, that file doesn't even exist, so report that
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# fact back.
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print_e = e
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sys.stderr.write("sconsign: %s\n" % (print_e))
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return
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except KeyboardInterrupt:
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raise
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except cPickle.UnpicklingError:
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sys.stderr.write("sconsign: ignoring invalid `%s' file `%s'\n" % (self.dbm_name, fname))
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return
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except Exception, e:
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sys.stderr.write("sconsign: ignoring invalid `%s' file `%s': %s\n" % (self.dbm_name, fname, e))
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return
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if Print_Directories:
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for dir in Print_Directories:
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try:
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val = db[dir]
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except KeyError:
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sys.stderr.write("sconsign: no dir `%s' in `%s'\n" % (dir, args[0]))
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else:
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self.printentries(dir, val)
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else:
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keys = db.keys()
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keys.sort()
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for dir in keys:
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self.printentries(dir, db[dir])
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def printentries(self, dir, val):
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print '=== ' + dir + ':'
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printentries(cPickle.loads(val), dir)
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def Do_SConsignDir(name):
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try:
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fp = open(name, 'rb')
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except (IOError, OSError), e:
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sys.stderr.write("sconsign: %s\n" % (e))
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return
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try:
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sconsign = SCons.SConsign.Dir(fp)
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except KeyboardInterrupt:
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raise
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except cPickle.UnpicklingError:
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sys.stderr.write("sconsign: ignoring invalid .sconsign file `%s'\n" % (name))
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return
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except Exception, e:
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sys.stderr.write("sconsign: ignoring invalid .sconsign file `%s': %s\n" % (name, e))
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return
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printentries(sconsign.entries, args[0])
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##############################################################################
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import getopt
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helpstr = """\
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Usage: sconsign [OPTIONS] FILE [...]
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Options:
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-a, --act, --action Print build action information.
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-c, --csig Print content signature information.
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-d DIR, --dir=DIR Print only info about DIR.
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-e ENTRY, --entry=ENTRY Print only info about ENTRY.
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-f FORMAT, --format=FORMAT FILE is in the specified FORMAT.
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-h, --help Print this message and exit.
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-i, --implicit Print implicit dependency information.
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-r, --readable Print timestamps in human-readable form.
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--raw Print raw Python object representations.
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-s, --size Print file sizes.
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-t, --timestamp Print timestamp information.
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-v, --verbose Verbose, describe each field.
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"""
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opts, args = getopt.getopt(sys.argv[1:], "acd:e:f:hirstv",
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['act', 'action',
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'csig', 'dir=', 'entry=',
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'format=', 'help', 'implicit',
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'raw', 'readable',
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'size', 'timestamp', 'verbose'])
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for o, a in opts:
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if o in ('-a', '--act', '--action'):
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Print_Flags['action'] = 1
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elif o in ('-c', '--csig'):
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Print_Flags['csig'] = 1
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elif o in ('-d', '--dir'):
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Print_Directories.append(a)
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elif o in ('-e', '--entry'):
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Print_Entries.append(a)
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elif o in ('-f', '--format'):
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Module_Map = {'dblite' : 'SCons.dblite',
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'sconsign' : None}
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dbm_name = Module_Map.get(a, a)
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if dbm_name:
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try:
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dbm = my_import(dbm_name)
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except:
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sys.stderr.write("sconsign: illegal file format `%s'\n" % a)
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print helpstr
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sys.exit(2)
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Do_Call = Do_SConsignDB(a, dbm)
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else:
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Do_Call = Do_SConsignDir
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elif o in ('-h', '--help'):
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print helpstr
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sys.exit(0)
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elif o in ('-i', '--implicit'):
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Print_Flags['implicit'] = 1
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elif o in ('--raw',):
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nodeinfo_string = nodeinfo_raw
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elif o in ('-r', '--readable'):
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Readable = 1
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elif o in ('-s', '--size'):
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Print_Flags['size'] = 1
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elif o in ('-t', '--timestamp'):
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Print_Flags['timestamp'] = 1
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elif o in ('-v', '--verbose'):
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Verbose = 1
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if Do_Call:
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for a in args:
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Do_Call(a)
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else:
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for a in args:
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dbm_name = whichdb.whichdb(a)
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if dbm_name:
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Map_Module = {'SCons.dblite' : 'dblite'}
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dbm = my_import(dbm_name)
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Do_SConsignDB(Map_Module.get(dbm_name, dbm_name), dbm)(a)
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else:
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Do_SConsignDir(a)
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sys.exit(0)
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