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#! /usr/bin/env python # # SCons - a Software Constructor # # Copyright © 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/script/sconsign.py 5134 2010/08/16 23:02:40 bdeegan”

__version__ = “2.0.1”

__build__ = “r5134”

__buildsys__ = “cooldog”

__date__ = “2010/08/16 23:02:40”

__developer__ = “bdeegan”

import os import sys import time

############################################################################## # BEGIN STANDARD SCons SCRIPT HEADER # # This is the cut-and-paste logic so that a self-contained script can # interoperate correctly with different SCons versions and installation # locations for the engine. If you modify anything in this section, you # should also change other scripts that use this same header. ##############################################################################

# Strip the script directory from sys.path() so on case-insensitive # (WIN32) systems Python doesn’t think that the “scons” script is the # “SCons” package. Replace it with our own library directories # (version-specific first, in case they installed by hand there, # followed by generic) so we pick up the right version of the build # engine modules if they’re in either directory.

script_dir = sys.path

if script_dir in sys.path:

sys.path.remove(script_dir)

libs = []

if “SCONS_LIB_DIR” in os.environ:

libs.append(os.environ["SCONS_LIB_DIR"])

local_version = ‘scons-local-’ + __version__ local = ‘scons-local’ if script_dir:

local_version = os.path.join(script_dir, local_version)
local = os.path.join(script_dir, local)

libs.append(os.path.abspath(local_version)) libs.append(os.path.abspath(local))

scons_version = ‘scons-%s’ % __version__

prefs = []

if sys.platform == ‘win32’:

# sys.prefix is (likely) C:\Python*;
# check only C:\Python*.
prefs.append(sys.prefix)
prefs.append(os.path.join(sys.prefix, 'Lib', 'site-packages'))

else:

# On other (POSIX) platforms, things are more complicated due to
# the variety of path names and library locations.  Try to be smart
# about it.
if script_dir == 'bin':
    # script_dir is `pwd`/bin;
    # check `pwd`/lib/scons*.
    prefs.append(os.getcwd())
else:
    if script_dir == '.' or script_dir == '':
        script_dir = os.getcwd()
    head, tail = os.path.split(script_dir)
    if tail == "bin":
        # script_dir is /foo/bin;
        # check /foo/lib/scons*.
        prefs.append(head)

head, tail = os.path.split(sys.prefix)
if tail == "usr":
    # sys.prefix is /foo/usr;
    # check /foo/usr/lib/scons* first,
    # then /foo/usr/local/lib/scons*.
    prefs.append(sys.prefix)
    prefs.append(os.path.join(sys.prefix, "local"))
elif tail == "local":
    h, t = os.path.split(head)
    if t == "usr":
        # sys.prefix is /foo/usr/local;
        # check /foo/usr/local/lib/scons* first,
        # then /foo/usr/lib/scons*.
        prefs.append(sys.prefix)
        prefs.append(head)
    else:
        # sys.prefix is /foo/local;
        # check only /foo/local/lib/scons*.
        prefs.append(sys.prefix)
else:
    # sys.prefix is /foo (ends in neither /usr or /local);
    # check only /foo/lib/scons*.
    prefs.append(sys.prefix)

temp = [os.path.join(x, 'lib') for x in prefs]
temp.extend([os.path.join(x,
                                       'lib',
                                       'python' + sys.version[:3],
                                       'site-packages') for x in prefs])
prefs = temp

# Add the parent directory of the current python's library to the
# preferences.  On SuSE-91/AMD64, for example, this is /usr/lib64,
# not /usr/lib.
try:
    libpath = os.__file__
except AttributeError:
    pass
else:
    # Split /usr/libfoo/python*/os.py to /usr/libfoo/python*.
    libpath, tail = os.path.split(libpath)
    # Split /usr/libfoo/python* to /usr/libfoo
    libpath, tail = os.path.split(libpath)
    # Check /usr/libfoo/scons*.
    prefs.append(libpath)

try:
    import pkg_resources
except ImportError:
    pass
else:
    # when running from an egg add the egg's directory 
    try:
        d = pkg_resources.get_distribution('scons')
    except pkg_resources.DistributionNotFound:
        pass
    else:
        prefs.append(d.location)

# Look first for ‘scons-__version__’ in all of our preference libs, # then for ‘scons’. libs.extend([os.path.join(x, scons_version) for x in prefs]) libs.extend([os.path.join(x, ‘scons’) for x in prefs])

sys.path = libs + sys.path

############################################################################## # END STANDARD SCons SCRIPT HEADER ##############################################################################

import SCons.compat # so pickle will import cPickle instead

import whichdb import pickle import imp

import SCons.SConsign

def my_whichdb(filename):

if filename[-7:] == ".dblite":
    return "SCons.dblite"
try:
    f = open(filename + ".dblite", "rb")
    f.close()
    return "SCons.dblite"
except IOError:
    pass
return _orig_whichdb(filename)

_orig_whichdb = whichdb.whichdb whichdb.whichdb = my_whichdb

def my_import(mname):

if '.' in mname:
    i = mname.rfind('.')
    parent = my_import(mname[:i])
    fp, pathname, description = imp.find_module(mname[i+1:],
                                                parent.__path__)
else:
    fp, pathname, description = imp.find_module(mname)
return imp.load_module(mname, fp, pathname, description)

class Flagger(object):

default_value = 1
def __setitem__(self, item, value):
    self.__dict__[item] = value
    self.default_value = 0
def __getitem__(self, item):
    return self.__dict__.get(item, self.default_value)

Do_Call = None Print_Directories = [] Print_Entries = [] Print_Flags = Flagger() Verbose = 0 Readable = 0

def default_mapper(entry, name):

try:
    val = eval("entry."+name)
except:
    val = None
return str(val)

def map_action(entry, name):

try:
    bact = entry.bact
    bactsig = entry.bactsig
except AttributeError:
    return None
return '%s [%s]' % (bactsig, bact)

def map_timestamp(entry, name):

try:
    timestamp = entry.timestamp
except AttributeError:
    timestamp = None
if Readable and timestamp:
    return "'" + time.ctime(timestamp) + "'"
else:
    return str(timestamp)

def map_bkids(entry, name):

try:
    bkids = entry.bsources + entry.bdepends + entry.bimplicit
    bkidsigs = entry.bsourcesigs + entry.bdependsigs + entry.bimplicitsigs
except AttributeError:
    return None
result = []
for i in range(len(bkids)):
    result.append(nodeinfo_string(bkids[i], bkidsigs[i], "        "))
if result == []:
    return None
return "\n        ".join(result)

map_field = {

'action'    : map_action,
'timestamp' : map_timestamp,
'bkids'     : map_bkids,

}

map_name = {

'implicit'  : 'bkids',

}

def field(name, entry, verbose=Verbose):

if not Print_Flags[name]:
    return None
fieldname = map_name.get(name, name)
mapper = map_field.get(fieldname, default_mapper)
val = mapper(entry, name)
if verbose:
    val = name + ": " + val
return val

def nodeinfo_raw(name, ninfo, prefix=“”):

# This just formats the dictionary, which we would normally use str()
# to do, except that we want the keys sorted for deterministic output.
d = ninfo.__dict__
try:
    keys = ninfo.field_list + ['_version_id']
except AttributeError:
    keys = sorted(d.keys())
l = []
for k in keys:
    l.append('%s: %s' % (repr(k), repr(d.get(k))))
if '\n' in name:
    name = repr(name)
return name + ': {' + ', '.join(l) + '}'

def nodeinfo_cooked(name, ninfo, prefix=“”):

try:
    field_list = ninfo.field_list
except AttributeError:
    field_list = []
if '\n' in name:
    name = repr(name)
outlist = [name+':'] + [_f for _f in [field(x, ninfo, Verbose) for x in field_list] if _f]
if Verbose:
    sep = '\n    ' + prefix
else:
    sep = ' '
return sep.join(outlist)

nodeinfo_string = nodeinfo_cooked

def printfield(name, entry, prefix=“”):

outlist = field("implicit", entry, 0)
if outlist:
    if Verbose:
        print "    implicit:"
    print "        " + outlist
outact = field("action", entry, 0)
if outact:
    if Verbose:
        print "    action: " + outact
    else:
        print "        " + outact

def printentries(entries, location):

if Print_Entries:
    for name in Print_Entries:
        try:
            entry = entries[name]
        except KeyError:
            sys.stderr.write("sconsign: no entry `%s' in `%s'\n" % (name, location))
        else:
            try:
                ninfo = entry.ninfo
            except AttributeError:
                print name + ":"
            else:
                print nodeinfo_string(name, entry.ninfo)
            printfield(name, entry.binfo)
else:
    for name in sorted(entries.keys()):
        entry = entries[name]
        try:
            ninfo = entry.ninfo
        except AttributeError:
            print name + ":"
        else:
            print nodeinfo_string(name, entry.ninfo)
        printfield(name, entry.binfo)

class Do_SConsignDB(object):

def __init__(self, dbm_name, dbm):
    self.dbm_name = dbm_name
    self.dbm = dbm

def __call__(self, fname):
    # The *dbm modules stick their own file suffixes on the names
    # that are passed in.  This is causes us to jump through some
    # hoops here to be able to allow the user
    try:
        # Try opening the specified file name.  Example:
        #   SPECIFIED                  OPENED BY self.dbm.open()
        #   ---------                  -------------------------
        #   .sconsign               => .sconsign.dblite
        #   .sconsign.dblite        => .sconsign.dblite.dblite
        db = self.dbm.open(fname, "r")
    except (IOError, OSError), e:
        print_e = e
        try:
            # That didn't work, so try opening the base name,
            # so that if the actually passed in 'sconsign.dblite'
            # (for example), the dbm module will put the suffix back
            # on for us and open it anyway.
            db = self.dbm.open(os.path.splitext(fname)[0], "r")
        except (IOError, OSError):
            # That didn't work either.  See if the file name
            # they specified just exists (independent of the dbm
            # suffix-mangling).
            try:
                open(fname, "r")
            except (IOError, OSError), e:
                # Nope, that file doesn't even exist, so report that
                # fact back.
                print_e = e
            sys.stderr.write("sconsign: %s\n" % (print_e))
            return
    except KeyboardInterrupt:
        raise
    except pickle.UnpicklingError:
        sys.stderr.write("sconsign: ignoring invalid `%s' file `%s'\n" % (self.dbm_name, fname))
        return
    except Exception, e:
        sys.stderr.write("sconsign: ignoring invalid `%s' file `%s': %s\n" % (self.dbm_name, fname, e))
        return

    if Print_Directories:
        for dir in Print_Directories:
            try:
                val = db[dir]
            except KeyError:
                sys.stderr.write("sconsign: no dir `%s' in `%s'\n" % (dir, args[0]))
            else:
                self.printentries(dir, val)
    else:
        for dir in sorted(db.keys()):
            self.printentries(dir, db[dir])

def printentries(self, dir, val):
    print '=== ' + dir + ':'
    printentries(pickle.loads(val), dir)

def Do_SConsignDir(name):

try:
    fp = open(name, 'rb')
except (IOError, OSError), e:
    sys.stderr.write("sconsign: %s\n" % (e))
    return
try:
    sconsign = SCons.SConsign.Dir(fp)
except KeyboardInterrupt:
    raise
except pickle.UnpicklingError:
    sys.stderr.write("sconsign: ignoring invalid .sconsign file `%s'\n" % (name))
    return
except Exception, e:
    sys.stderr.write("sconsign: ignoring invalid .sconsign file `%s': %s\n" % (name, e))
    return
printentries(sconsign.entries, args[0])

##############################################################################

import getopt

helpstr = “”“\ Usage: sconsign [OPTIONS] FILE […] Options:

-a, --act, --action         Print build action information.
-c, --csig                  Print content signature information.
-d DIR, --dir=DIR           Print only info about DIR.
-e ENTRY, --entry=ENTRY     Print only info about ENTRY.
-f FORMAT, --format=FORMAT  FILE is in the specified FORMAT.
-h, --help                  Print this message and exit.
-i, --implicit              Print implicit dependency information.
-r, --readable              Print timestamps in human-readable form.
--raw                       Print raw Python object representations.
-s, --size                  Print file sizes.
-t, --timestamp             Print timestamp information.
-v, --verbose               Verbose, describe each field.

“”“

opts, args = getopt.getopt(sys.argv, “acd:e:f:hirstv”,

['act', 'action',
 'csig', 'dir=', 'entry=',
 'format=', 'help', 'implicit',
 'raw', 'readable',
 'size', 'timestamp', 'verbose'])

for o, a in opts:

if o in ('-a', '--act', '--action'):
    Print_Flags['action'] = 1
elif o in ('-c', '--csig'):
    Print_Flags['csig'] = 1
elif o in ('-d', '--dir'):
    Print_Directories.append(a)
elif o in ('-e', '--entry'):
    Print_Entries.append(a)
elif o in ('-f', '--format'):
    Module_Map = {'dblite'   : 'SCons.dblite',
                  'sconsign' : None}
    dbm_name = Module_Map.get(a, a)
    if dbm_name:
        try:
            dbm = my_import(dbm_name)
        except:
            sys.stderr.write("sconsign: illegal file format `%s'\n" % a)
            print helpstr
            sys.exit(2)
        Do_Call = Do_SConsignDB(a, dbm)
    else:
        Do_Call = Do_SConsignDir
elif o in ('-h', '--help'):
    print helpstr
    sys.exit(0)
elif o in ('-i', '--implicit'):
    Print_Flags['implicit'] = 1
elif o in ('--raw',):
    nodeinfo_string = nodeinfo_raw
elif o in ('-r', '--readable'):
    Readable = 1
elif o in ('-s', '--size'):
    Print_Flags['size'] = 1
elif o in ('-t', '--timestamp'):
    Print_Flags['timestamp'] = 1
elif o in ('-v', '--verbose'):
    Verbose = 1

if Do_Call:

for a in args:
    Do_Call(a)

else:

for a in args:
    dbm_name = whichdb.whichdb(a)
    if dbm_name:
        Map_Module = {'SCons.dblite' : 'dblite'}
        dbm = my_import(dbm_name)
        Do_SConsignDB(Map_Module.get(dbm_name, dbm_name), dbm)(a)
    else:
        Do_SConsignDir(a)

sys.exit(0)

# Local Variables: # tab-width:4 # indent-tabs-mode:nil # End: # vim: set expandtab tabstop=4 shiftwidth=4:

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