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#! /usr/bin/env python
#
# SCons - a Software Constructor
#
# Copyright (c) 2001, 2002, 2003 Steven Knight
#
# 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__ = "__REVISION__"
__version__ = "__VERSION__"
__build__ = "__BUILD__"
__buildsys__ = "__BUILDSYS__"
__date__ = "__DATE__"
__developer__ = "__DEVELOPER__"
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 = 'scons-local-' + __version__
if script_dir:
local = os.path.join(script_dir, local)
libs.append(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)
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)
prefs = map(lambda x: os.path.join(x, 'lib'), prefs)
# 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 getopt
helpstr = """\
Usage: sconsign [OPTIONS] FILE [...]
Options:
-b, --bsig Print build signature information.
-c, --csig Print content signature information.
-e, --entry ENTRY Print only info about ENTRY.
-h, --help Print this message and exit.
-i, --implicit Print implicit dependency information.
-r, --readable Print timestamps in human-readable form.
-t, --timestamp Print timestamp information.
-v, --verbose Verbose, describe each field.
"""
opts, args = getopt.getopt(sys.argv[1:], "bce:hirtv",
['bsig', 'csig', 'entry=', 'help', 'implicit',
'readable', 'timestamp', 'verbose'])
pf_bsig = 0x1
pf_csig = 0x2
pf_timestamp = 0x4
pf_implicit = 0x8
pf_all = pf_bsig | pf_csig | pf_timestamp | pf_implicit
entries = []
printflags = 0
verbose = 0
readable = 0
for o, a in opts:
if o in ('-b', '--bsig'):
printflags = printflags | pf_bsig
elif o in ('-c', '--csig'):
printflags = printflags | pf_csig
elif o in ('-e', '--entry'):
entries.append(a)
elif o in ('-h', '--help'):
print helpstr
sys.exit(0)
elif o in ('-i', '--implicit'):
printflags = printflags | pf_implicit
elif o in ('-r', '--readable'):
readable = 1
elif o in ('-t', '--timestamp'):
printflags = printflags | pf_timestamp
elif o in ('-v', '--verbose'):
verbose = 1
if printflags == 0:
printflags = pf_all
def field(name, pf, val):
if printflags & pf:
if verbose:
sep = "\n " + name + ": "
else:
sep = " "
return sep + str(val)
else:
return ""
def printfield(name, entry):
if readable and entry.timestamp:
ts = "'" + time.ctime(entry.timestamp) + "'"
else:
ts = entry.timestamp
timestamp = field("timestamp", pf_timestamp, ts)
bsig = field("bsig", pf_bsig, entry.bsig)
csig = field("csig", pf_csig, entry.csig)
print name + ":" + timestamp + bsig + csig
if printflags & pf_implicit and entry.implicit:
if verbose:
print " implicit:"
for i in entry.implicit:
print " %s" % i
import SCons.Sig
def do_sconsign(fp):
sconsign = SCons.Sig._SConsign(fp)
if entries:
for name in entries:
try:
entry = sconsign.entries[name]
except KeyError:
sys.stderr.write("sconsign: no entry `%s' in `%s'\n" % (name, args[0]))
else:
printfield(name, entry)
else:
for name, e in sconsign.entries.items():
printfield(name, e)
for a in args:
do_sconsign(open(a, 'rb'))
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