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Diffstat (limited to 'script/sconsign')
| -rw-r--r-- | script/sconsign | 508 |
1 files changed, 508 insertions, 0 deletions
diff --git a/script/sconsign b/script/sconsign new file mode 100644 index 0000000..dfc79e6 --- /dev/null +++ b/script/sconsign @@ -0,0 +1,508 @@ +#! /usr/bin/env python +# +# SCons - a Software Constructor +# +# Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 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 4577 2009/12/27 19:43:56 scons" + +__version__ = "1.2.0.d20091224" + +__build__ = "r4577[MODIFIED]" + +__buildsys__ = "scons-dev" + +__date__ = "2009/12/27 19:43:56" + +__developer__ = "scons" + +import os +import os.path +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[0] + +if script_dir in sys.path: + sys.path.remove(script_dir) + +libs = [] + +if os.environ.has_key("SCONS_LIB_DIR"): + 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 = map(lambda x: os.path.join(x, 'lib'), prefs) + temp.extend(map(lambda x: os.path.join(x, + 'lib', + 'python' + sys.version[:3], + 'site-packages'), + 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) + +# Look first for 'scons-__version__' in all of our preference libs, +# then for 'scons'. +libs.extend(map(lambda x: os.path.join(x, scons_version), prefs)) +libs.extend(map(lambda x: os.path.join(x, 'scons'), prefs)) + +sys.path = libs + sys.path + +############################################################################## +# END STANDARD SCons SCRIPT HEADER +############################################################################## + +import cPickle +import imp +import string +import whichdb + +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 = string.rfind(mname, '.') + 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: + 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 xrange(len(bkids)): + result.append(nodeinfo_string(bkids[i], bkidsigs[i], " ")) + if result == []: + return None + return string.join(result, "\n ") + +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 = d.keys() + keys.sort() + l = [] + for k in keys: + l.append('%s: %s' % (repr(k), repr(d.get(k)))) + if '\n' in name: + name = repr(name) + return name + ': {' + string.join(l, ', ') + '}' + +def nodeinfo_cooked(name, ninfo, prefix=""): + try: + field_list = ninfo.field_list + except AttributeError: + field_list = [] + f = lambda x, ni=ninfo, v=Verbose: field(x, ni, v) + if '\n' in name: + name = repr(name) + outlist = [name+':'] + filter(None, map(f, field_list)) + if Verbose: + sep = '\n ' + prefix + else: + sep = ' ' + return string.join(outlist, sep) + +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: + names = entries.keys() + names.sort() + for name in names: + 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: + 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 cPickle.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: + keys = db.keys() + keys.sort() + for dir in keys: + self.printentries(dir, db[dir]) + + def printentries(self, dir, val): + print '=== ' + dir + ':' + printentries(cPickle.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 cPickle.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[1:], "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: |