Move scripts from src/scripts to scripts. Simplify scons.py to only be used for running from this source tree and for scons-local packaging

6 files changed, 0 insertions, 2559 deletions

diff --git a/src/script/MANIFEST.in b/src/script/MANIFEST.in
deleted file mode 100644
index d10cc82..0000000
--- a/src/script/MANIFEST.in
+++ /dev/null
@@ -1,4 +0,0 @@
-scons
-sconsign
-scons-time
-scons-configure-cache
diff --git a/src/script/scons-configure-cache.py b/src/script/scons-configure-cache.py
deleted file mode 100644
index 716315c..0000000
--- a/src/script/scons-configure-cache.py
+++ /dev/null
@@ -1,177 +0,0 @@
-#! /usr/bin/env python
-#
-# SCons - a Software Constructor
-#
-# __COPYRIGHT__
-#
-# 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.
-
-"""Show or convert the configuration of an SCons cache directory.
-
-A cache of derived files is stored by file signature.
-The files are split into directories named by the first few
-digits of the signature. The prefix length used for directory
-names can be changed by this script.
-"""
-
-import argparse
-import glob
-import json
-import os
-
-__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
-
-__version__ = "__VERSION__"
-
-__build__ = "__BUILD__"
-
-__buildsys__ = "__BUILDSYS__"
-
-__date__ = "__DATE__"
-
-__developer__ = "__DEVELOPER__"
-
-
-def rearrange_cache_entries(current_prefix_len, new_prefix_len):
-    """Move cache files if prefix length changed.
-
-    Move the existing cache files to new directories of the
-    appropriate name length and clean up the old directories.
-    """
-    print('Changing prefix length from', current_prefix_len,
-          'to', new_prefix_len)
-    dirs = set()
-    old_dirs = set()
-    for file in glob.iglob(os.path.join('*', '*')):
-        name = os.path.basename(file)
-        dname = name[:current_prefix_len].upper()
-        if dname not in old_dirs:
-            print('Migrating', dname)
-            old_dirs.add(dname)
-        dname = name[:new_prefix_len].upper()
-        if dname not in dirs:
-            os.mkdir(dname)
-            dirs.add(dname)
-        os.rename(file, os.path.join(dname, name))
-
-    # Now delete the original directories
-    for dname in old_dirs:
-        os.rmdir(dname)
-
-
-# The configuration dictionary should have one entry per entry in the
-# cache config. The value of each entry should include the following:
-#   implicit - (optional) This is to allow adding a new config entry and also
-#              changing the behaviour of the system at the same time. This
-#              indicates the value the config entry would have had if it had
-#              been specified.
-#   default - The value the config entry should have if it wasn't previously
-#             specified
-#   command-line - parameters to pass to ArgumentParser.add_argument
-#   converter - (optional) Function to call if conversion is required
-#               if this configuration entry changes
-config_entries = {
-    'prefix_len': {
-        'implicit': 1,
-        'default': 2,
-        'command-line': {
-            'help': 'Length of cache file name used as subdirectory prefix',
-            'metavar': '<number>',
-            'type': int
-        },
-        'converter': rearrange_cache_entries
-    }
-}
-
-parser = argparse.ArgumentParser(
-    description='Modify the configuration of an scons cache directory',
-    epilog='''
-           Unspecified options will not be changed unless they are not
-           set at all, in which case they are set to an appropriate default.
-           ''')
-
-parser.add_argument('cache-dir', help='Path to scons cache directory')
-for param in config_entries:
-    parser.add_argument('--' + param.replace('_', '-'),
-                        **config_entries[param]['command-line'])
-parser.add_argument('--version',
-                    action='version',
-                    version='%(prog)s 1.0')
-parser.add_argument('--show',
-                    action="store_true",
-                    help="show current configuration")
-
-# Get the command line as a dict without any of the unspecified entries.
-args = dict([x for x in vars(parser.parse_args()).items() if x[1]])
-
-# It seems somewhat strange to me, but positional arguments don't get the -
-# in the name changed to _, whereas optional arguments do...
-cache = args['cache-dir']
-if not os.path.isdir(cache):
-    raise RuntimeError("There is no cache directory named %s" % cache)
-os.chdir(cache)
-del args['cache-dir']
-
-if not os.path.exists('config'):
-    # old config dirs did not have a 'config' file. Try to update.
-    # Validate the only files in the directory are directories 0-9, a-f
-    expected = ['{:X}'.format(x) for x in range(0, 16)]
-    if not set(os.listdir('.')).issubset(expected):
-        raise RuntimeError(
-            "%s does not look like a valid version 1 cache directory" % cache)
-    config = dict()
-else:
-    with open('config') as conf:
-        config = json.load(conf)
-
-if args.get('show', None):
-    print("Current configuration in '%s':" % cache)
-    print(json.dumps(config, sort_keys=True,
-                     indent=4, separators=(',', ': ')))
-    # in case of the show argument, emit some stats as well
-    file_count = 0
-    for _, _, files in os.walk('.'):
-        file_count += len(files)
-    if file_count:  # skip config file if it exists
-        file_count -= 1
-    print("Cache contains %s files" % file_count)
-    del args['show']
-
-# Find any keys that are not currently set but should be
-for key in config_entries:
-    if key not in config:
-        if 'implicit' in config_entries[key]:
-            config[key] = config_entries[key]['implicit']
-        else:
-            config[key] = config_entries[key]['default']
-        if key not in args:
-            args[key] = config_entries[key]['default']
-
-# Now go through each entry in args to see if it changes an existing config
-# setting.
-for key in args:
-    if args[key] != config[key]:
-        if 'converter' in config_entries[key]:
-            config_entries[key]['converter'](config[key], args[key])
-        config[key] = args[key]
-
-# and write the updated config file
-with open('config', 'w') as conf:
-    json.dump(config, conf)
diff --git a/src/script/scons-time.py b/src/script/scons-time.py
deleted file mode 100644
index e4dd863..0000000
--- a/src/script/scons-time.py
+++ /dev/null
@@ -1,1480 +0,0 @@
-#!/usr/bin/env python
-#
-# scons-time - run SCons timings and collect statistics
-#
-# A script for running a configuration through SCons with a standard
-# set of invocations to collect timing and memory statistics and to
-# capture the results in a consistent set of output files for display
-# and analysis.
-#
-
-#
-# __COPYRIGHT__
-#
-# 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__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
-
-import getopt
-import glob
-import os
-import re
-import shutil
-import sys
-import tempfile
-import time
-import subprocess
-
-def HACK_for_exec(cmd, *args):
-    """
-    For some reason, Python won't allow an exec() within a function
-    that also declares an internal function (including lambda functions).
-    This function is a hack that calls exec() in a function with no
-    internal functions.
-    """
-    if not args:          exec(cmd)
-    elif len(args) == 1:  exec(cmd, args[0])
-    else:                 exec(cmd, args[0], args[1])
-
-class Plotter(object):
-    def increment_size(self, largest):
-        """
-        Return the size of each horizontal increment line for a specified
-        maximum value.  This returns a value that will provide somewhere
-        between 5 and 9 horizontal lines on the graph, on some set of
-        boundaries that are multiples of 10/100/1000/etc.
-        """
-        i = largest // 5
-        if not i:
-            return largest
-        multiplier = 1
-        while i >= 10:
-            i = i // 10
-            multiplier = multiplier * 10
-        return i * multiplier
-
-    def max_graph_value(self, largest):
-        # Round up to next integer.
-        largest = int(largest) + 1
-        increment = self.increment_size(largest)
-        return ((largest + increment - 1) // increment) * increment
-
-class Line(object):
-    def __init__(self, points, type, title, label, comment, fmt="%s %s"):
-        self.points = points
-        self.type = type
-        self.title = title
-        self.label = label
-        self.comment = comment
-        self.fmt = fmt
-
-    def print_label(self, inx, x, y):
-        if self.label:
-            print('set label %s "%s" at %0.1f,%0.1f right' % (inx, self.label, x, y))
-
-    def plot_string(self):
-        if self.title:
-            title_string = 'title "%s"' % self.title
-        else:
-            title_string = 'notitle'
-        return "'-' %s with lines lt %s" % (title_string, self.type)
-
-    def print_points(self, fmt=None):
-        if fmt is None:
-            fmt = self.fmt
-        if self.comment:
-            print('# %s' % self.comment)
-        for x, y in self.points:
-            # If y is None, it usually represents some kind of break
-            # in the line's index number.  We might want to represent
-            # this some way rather than just drawing the line straight
-            # between the two points on either side.
-            if y is not None:
-                print(fmt % (x, y))
-        print('e')
-
-    def get_x_values(self):
-        return [ p[0] for p in self.points ]
-
-    def get_y_values(self):
-        return [ p[1] for p in self.points ]
-
-class Gnuplotter(Plotter):
-
-    def __init__(self, title, key_location):
-        self.lines = []
-        self.title = title
-        self.key_location = key_location
-
-    def line(self, points, type, title=None, label=None, comment=None, fmt='%s %s'):
-        if points:
-            line = Line(points, type, title, label, comment, fmt)
-            self.lines.append(line)
-
-    def plot_string(self, line):
-        return line.plot_string()
-
-    def vertical_bar(self, x, type, label, comment):
-        if self.get_min_x() <= x <= self.get_max_x():
-            points = [(x, 0), (x, self.max_graph_value(self.get_max_y()))]
-            self.line(points, type, label, comment)
-
-    def get_all_x_values(self):
-        result = []
-        for line in self.lines:
-            result.extend(line.get_x_values())
-        return [r for r in result if r is not None]
-
-    def get_all_y_values(self):
-        result = []
-        for line in self.lines:
-            result.extend(line.get_y_values())
-        return [r for r in result if r is not None]
-
-    def get_min_x(self):
-        try:
-            return self.min_x
-        except AttributeError:
-            try:
-                self.min_x = min(self.get_all_x_values())
-            except ValueError:
-                self.min_x = 0
-            return self.min_x
-
-    def get_max_x(self):
-        try:
-            return self.max_x
-        except AttributeError:
-            try:
-                self.max_x = max(self.get_all_x_values())
-            except ValueError:
-                self.max_x = 0
-            return self.max_x
-
-    def get_min_y(self):
-        try:
-            return self.min_y
-        except AttributeError:
-            try:
-                self.min_y = min(self.get_all_y_values())
-            except ValueError:
-                self.min_y = 0
-            return self.min_y
-
-    def get_max_y(self):
-        try:
-            return self.max_y
-        except AttributeError:
-            try:
-                self.max_y = max(self.get_all_y_values())
-            except ValueError:
-                self.max_y = 0
-            return self.max_y
-
-    def draw(self):
-
-        if not self.lines:
-            return
-
-        if self.title:
-            print('set title "%s"' % self.title)
-        print('set key %s' % self.key_location)
-
-        min_y = self.get_min_y()
-        max_y = self.max_graph_value(self.get_max_y())
-        incr = (max_y - min_y) / 10.0
-        start = min_y + (max_y / 2.0) + (2.0 * incr)
-        position = [ start - (i * incr) for i in range(5) ]
-
-        inx = 1
-        for line in self.lines:
-            line.print_label(inx, line.points[0][0]-1,
-                             position[(inx-1) % len(position)])
-            inx += 1
-
-        plot_strings = [ self.plot_string(l) for l in self.lines ]
-        print('plot ' + ', \\\n     '.join(plot_strings))
-
-        for line in self.lines:
-            line.print_points()
-
-
-
-def untar(fname):
-    import tarfile
-    tar = tarfile.open(name=fname, mode='r')
-    for tarinfo in tar:
-        tar.extract(tarinfo)
-    tar.close()
-
-def unzip(fname):
-    import zipfile
-    zf = zipfile.ZipFile(fname, 'r')
-    for name in zf.namelist():
-        dir = os.path.dirname(name)
-        try:
-            os.makedirs(dir)
-        except:
-            pass
-        with open(name, 'wb') as f:
-            f.write(zf.read(name))
-
-def read_tree(dir):
-    for dirpath, dirnames, filenames in os.walk(dir):
-        for fn in filenames:
-            fn = os.path.join(dirpath, fn)
-            if os.path.isfile(fn):
-                with open(fn, 'rb') as f:
-                    f.read()
-
-def redirect_to_file(command, log):
-    return '%s > %s 2>&1' % (command, log)
-
-def tee_to_file(command, log):
-    return '%s 2>&1 | tee %s' % (command, log)
-
-
-
-class SConsTimer(object):
-    """
-    Usage: scons-time SUBCOMMAND [ARGUMENTS]
-    Type "scons-time help SUBCOMMAND" for help on a specific subcommand.
-
-    Available subcommands:
-        func            Extract test-run data for a function
-        help            Provides help
-        mem             Extract --debug=memory data from test runs
-        obj             Extract --debug=count data from test runs
-        time            Extract --debug=time data from test runs
-        run             Runs a test configuration
-    """
-
-    name = 'scons-time'
-    name_spaces = ' '*len(name)
-
-    def makedict(**kw):
-        return kw
-
-    default_settings = makedict(
-        chdir               = None,
-        config_file         = None,
-        initial_commands    = [],
-        key_location        = 'bottom left',
-        orig_cwd            = os.getcwd(),
-        outdir              = None,
-        prefix              = '',
-        python              = '"%s"' % sys.executable,
-        redirect            = redirect_to_file,
-        scons               = None,
-        scons_flags         = '--debug=count --debug=memory --debug=time --debug=memoizer',
-        scons_lib_dir       = None,
-        scons_wrapper       = None,
-        startup_targets     = '--help',
-        subdir              = None,
-        subversion_url      = None,
-        svn                 = 'svn',
-        svn_co_flag         = '-q',
-        tar                 = 'tar',
-        targets             = '',
-        targets0            = None,
-        targets1            = None,
-        targets2            = None,
-        title               = None,
-        unzip               = 'unzip',
-        verbose             = False,
-        vertical_bars       = [],
-
-        unpack_map = {
-            '.tar.gz'       : (untar,   '%(tar)s xzf %%s'),
-            '.tgz'          : (untar,   '%(tar)s xzf %%s'),
-            '.tar'          : (untar,   '%(tar)s xf %%s'),
-            '.zip'          : (unzip,   '%(unzip)s %%s'),
-        },
-    )
-
-    run_titles = [
-        'Startup',
-        'Full build',
-        'Up-to-date build',
-    ]
-
-    run_commands = [
-        '%(python)s %(scons_wrapper)s %(scons_flags)s --profile=%(prof0)s %(targets0)s',
-        '%(python)s %(scons_wrapper)s %(scons_flags)s --profile=%(prof1)s %(targets1)s',
-        '%(python)s %(scons_wrapper)s %(scons_flags)s --profile=%(prof2)s %(targets2)s',
-    ]
-
-    stages = [
-        'pre-read',
-        'post-read',
-        'pre-build',
-        'post-build',
-    ]
-
-    stage_strings = {
-        'pre-read'      : 'Memory before reading SConscript files:',
-        'post-read'     : 'Memory after reading SConscript files:',
-        'pre-build'     : 'Memory before building targets:',
-        'post-build'    : 'Memory after building targets:',
-    }
-
-    memory_string_all = 'Memory '
-
-    default_stage = stages[-1]
-
-    time_strings = {
-        'total'         : 'Total build time',
-        'SConscripts'   : 'Total SConscript file execution time',
-        'SCons'         : 'Total SCons execution time',
-        'commands'      : 'Total command execution time',
-    }
-
-    time_string_all = 'Total .* time'
-
-    #
-
-    def __init__(self):
-        self.__dict__.update(self.default_settings)
-
-    # Functions for displaying and executing commands.
-
-    def subst(self, x, dictionary):
-        try:
-            return x % dictionary
-        except TypeError:
-            # x isn't a string (it's probably a Python function),
-            # so just return it.
-            return x
-
-    def subst_variables(self, command, dictionary):
-        """
-        Substitutes (via the format operator) the values in the specified
-        dictionary into the specified command.
-
-        The command can be an (action, string) tuple.  In all cases, we
-        perform substitution on strings and don't worry if something isn't
-        a string.  (It's probably a Python function to be executed.)
-        """
-        try:
-            command + ''
-        except TypeError:
-            action = command[0]
-            string = command[1]
-            args = command[2:]
-        else:
-            action = command
-            string = action
-            args = (())
-        action = self.subst(action, dictionary)
-        string = self.subst(string, dictionary)
-        return (action, string, args)
-
-    def _do_not_display(self, msg, *args):
-        pass
-
-    def display(self, msg, *args):
-        """
-        Displays the specified message.
-
-        Each message is prepended with a standard prefix of our name
-        plus the time.
-        """
-        if callable(msg):
-            msg = msg(*args)
-        else:
-            msg = msg % args
-        if msg is None:
-            return
-        fmt = '%s[%s]: %s\n'
-        sys.stdout.write(fmt % (self.name, time.strftime('%H:%M:%S'), msg))
-
-    def _do_not_execute(self, action, *args):
-        pass
-
-    def execute(self, action, *args):
-        """
-        Executes the specified action.
-
-        The action is called if it's a callable Python function, and
-        otherwise passed to os.system().
-        """
-        if callable(action):
-            action(*args)
-        else:
-            os.system(action % args)
-
-    def run_command_list(self, commands, dict):
-        """
-        Executes a list of commands, substituting values from the
-        specified dictionary.
-        """
-        commands = [ self.subst_variables(c, dict) for c in commands ]
-        for action, string, args in commands:
-            self.display(string, *args)
-            sys.stdout.flush()
-            status = self.execute(action, *args)
-            if status:
-                sys.exit(status)
-
-    def log_display(self, command, log):
-        command = self.subst(command, self.__dict__)
-        if log:
-            command = self.redirect(command, log)
-        return command
-
-    def log_execute(self, command, log):
-        command = self.subst(command, self.__dict__)
-        p = os.popen(command)
-        output = p.read()
-        p.close()
-        #TODO: convert to subrocess, os.popen is obsolete. This didn't work:
-        #process = subprocess.Popen(command, stdout=subprocess.PIPE, shell=True)
-        #output = process.stdout.read()
-        #process.stdout.close()
-        #process.wait()
-        if self.verbose:
-            sys.stdout.write(output)
-        # TODO: Figure out
-        # Not sure we need to write binary here
-        with open(log, 'w') as f:
-            f.write(str(output))
-
-    def archive_splitext(self, path):
-        """
-        Splits an archive name into a filename base and extension.
-
-        This is like os.path.splitext() (which it calls) except that it
-        also looks for '.tar.gz' and treats it as an atomic extensions.
-        """
-        if path.endswith('.tar.gz'):
-            return path[:-7], path[-7:]
-        else:
-            return os.path.splitext(path)
-
-    def args_to_files(self, args, tail=None):
-        """
-        Takes a list of arguments, expands any glob patterns, and
-        returns the last "tail" files from the list.
-        """
-        files = []
-        for a in args:
-            files.extend(sorted(glob.glob(a)))
-
-        if tail:
-            files = files[-tail:]
-
-        return files
-
-    def ascii_table(self, files, columns,
-                    line_function, file_function=lambda x: x,
-                    *args, **kw):
-
-        header_fmt = ' '.join(['%12s'] * len(columns))
-        line_fmt = header_fmt + '    %s'
-
-        print(header_fmt % columns)
-
-        for file in files:
-            t = line_function(file, *args, **kw)
-            if t is None:
-                t = []
-            diff = len(columns) - len(t)
-            if diff > 0:
-                t += [''] * diff
-            t.append(file_function(file))
-            print(line_fmt % tuple(t))
-
-    def collect_results(self, files, function, *args, **kw):
-        results = {}
-
-        for file in files:
-            base = os.path.splitext(file)[0]
-            run, index = base.split('-')[-2:]
-
-            run = int(run)
-            index = int(index)
-
-            value = function(file, *args, **kw)
-
-            try:
-                r = results[index]
-            except KeyError:
-                r = []
-                results[index] = r
-            r.append((run, value))
-
-        return results
-
-    def doc_to_help(self, obj):
-        """
-        Translates an object's __doc__ string into help text.
-
-        This strips a consistent number of spaces from each line in the
-        help text, essentially "outdenting" the text to the left-most
-        column.
-        """
-        doc = obj.__doc__
-        if doc is None:
-            return ''
-        return self.outdent(doc)
-
-    def find_next_run_number(self, dir, prefix):
-        """
-        Returns the next run number in a directory for the specified prefix.
-
-        Examines the contents the specified directory for files with the
-        specified prefix, extracts the run numbers from each file name,
-        and returns the next run number after the largest it finds.
-        """
-        x = re.compile(re.escape(prefix) + '-([0-9]+).*')
-        matches = [x.match(e) for e in os.listdir(dir)]
-        matches = [_f for _f in matches if _f]
-        if not matches:
-            return 0
-        run_numbers = [int(m.group(1)) for m in matches]
-        return int(max(run_numbers)) + 1
-
-    def gnuplot_results(self, results, fmt='%s %.3f'):
-        """
-        Prints out a set of results in Gnuplot format.
-        """
-        gp = Gnuplotter(self.title, self.key_location)
-
-        for i in sorted(results.keys()):
-            try:
-                t = self.run_titles[i]
-            except IndexError:
-                t = '??? %s ???' % i
-            results[i].sort()
-            gp.line(results[i], i+1, t, None, t, fmt=fmt)
-
-        for bar_tuple in self.vertical_bars:
-            try:
-                x, type, label, comment = bar_tuple
-            except ValueError:
-                x, type, label = bar_tuple
-                comment = label
-            gp.vertical_bar(x, type, label, comment)
-
-        gp.draw()
-
-    def logfile_name(self, invocation):
-        """
-        Returns the absolute path of a log file for the specificed
-        invocation number.
-        """
-        name = self.prefix_run + '-%d.log' % invocation
-        return os.path.join(self.outdir, name)
-
-    def outdent(self, s):
-        """
-        Strip as many spaces from each line as are found at the beginning
-        of the first line in the list.
-        """
-        lines = s.split('\n')
-        if lines[0] == '':
-            lines = lines[1:]
-        spaces = re.match(' *', lines[0]).group(0)
-        def strip_initial_spaces(l, s=spaces):
-            if l.startswith(spaces):
-                l = l[len(spaces):]
-            return l
-        return '\n'.join([ strip_initial_spaces(l) for l in lines ]) + '\n'
-
-    def profile_name(self, invocation):
-        """
-        Returns the absolute path of a profile file for the specified
-        invocation number.
-        """
-        name = self.prefix_run + '-%d.prof' % invocation
-        return os.path.join(self.outdir, name)
-
-    def set_env(self, key, value):
-        os.environ[key] = value
-
-    #
-
-    def get_debug_times(self, file, time_string=None):
-        """
-        Fetch times from the --debug=time strings in the specified file.
-        """
-        if time_string is None:
-            search_string = self.time_string_all
-        else:
-            search_string = time_string
-        with open(file) as f:
-            contents = f.read()
-        if not contents:
-            sys.stderr.write('file %s has no contents!\n' % repr(file))
-            return None
-        result = re.findall(r'%s: ([\d.]*)' % search_string, contents)[-4:]
-        result = [ float(r) for r in result ]
-        if time_string is not None:
-            try:
-                result = result[0]
-            except IndexError:
-                sys.stderr.write('file %s has no results!\n' % repr(file))
-                return None
-        return result
-
-    def get_function_profile(self, file, function):
-        """
-        Returns the file, line number, function name, and cumulative time.
-        """
-        try:
-            import pstats
-        except ImportError as e:
-            sys.stderr.write('%s: func: %s\n' % (self.name, e))
-            sys.stderr.write('%s  This version of Python is missing the profiler.\n' % self.name_spaces)
-            sys.stderr.write('%s  Cannot use the "func" subcommand.\n' % self.name_spaces)
-            sys.exit(1)
-        statistics = pstats.Stats(file).stats
-        matches = [ e for e in statistics.items() if e[0][2] == function ]
-        r = matches[0]
-        return r[0][0], r[0][1], r[0][2], r[1][3]
-
-    def get_function_time(self, file, function):
-        """
-        Returns just the cumulative time for the specified function.
-        """
-        return self.get_function_profile(file, function)[3]
-
-    def get_memory(self, file, memory_string=None):
-        """
-        Returns a list of integers of the amount of memory used.  The
-        default behavior is to return all the stages.
-        """
-        if memory_string is None:
-            search_string = self.memory_string_all
-        else:
-            search_string = memory_string
-        with open(file) as f:
-            lines = f.readlines()
-        lines = [ l for l in lines if l.startswith(search_string) ][-4:]
-        result = [ int(l.split()[-1]) for l in lines[-4:] ]
-        if len(result) == 1:
-            result = result[0]
-        return result
-
-    def get_object_counts(self, file, object_name, index=None):
-        """
-        Returns the counts of the specified object_name.
-        """
-        object_string = ' ' + object_name + '\n'
-        with open(file) as f:
-            lines = f.readlines()
-        line = [ l for l in lines if l.endswith(object_string) ][0]
-        result = [ int(field) for field in line.split()[:4] ]
-        if index is not None:
-            result = result[index]
-        return result
-
-
-    command_alias = {}
-
-    def execute_subcommand(self, argv):
-        """
-        Executes the do_*() function for the specified subcommand (argv[0]).
-        """
-        if not argv:
-            return
-        cmdName = self.command_alias.get(argv[0], argv[0])
-        try:
-            func = getattr(self, 'do_' + cmdName)
-        except AttributeError:
-            return self.default(argv)
-        try:
-            return func(argv)
-        except TypeError as e:
-            sys.stderr.write("%s %s: %s\n" % (self.name, cmdName, e))
-            import traceback
-            traceback.print_exc(file=sys.stderr)
-            sys.stderr.write("Try '%s help %s'\n" % (self.name, cmdName))
-
-    def default(self, argv):
-        """
-        The default behavior for an unknown subcommand.  Prints an
-        error message and exits.
-        """
-        sys.stderr.write('%s: Unknown subcommand "%s".\n' % (self.name, argv[0]))
-        sys.stderr.write('Type "%s help" for usage.\n' % self.name)
-        sys.exit(1)
-
-    #
-
-    def do_help(self, argv):
-        """
-        """
-        if argv[1:]:
-            for arg in argv[1:]:
-                try:
-                    func = getattr(self, 'do_' + arg)
-                except AttributeError:
-                    sys.stderr.write('%s: No help for "%s"\n' % (self.name, arg))
-                else:
-                    try:
-                        help = getattr(self, 'help_' + arg)
-                    except AttributeError:
-                        sys.stdout.write(self.doc_to_help(func))
-                        sys.stdout.flush()
-                    else:
-                        help()
-        else:
-            doc = self.doc_to_help(self.__class__)
-            if doc:
-                sys.stdout.write(doc)
-            sys.stdout.flush()
-            return None
-
-    #
-
-    def help_func(self):
-        help = """\
-        Usage: scons-time func [OPTIONS] FILE [...]
-
-          -C DIR, --chdir=DIR           Change to DIR before looking for files
-          -f FILE, --file=FILE          Read configuration from specified FILE
-          --fmt=FORMAT, --format=FORMAT Print data in specified FORMAT
-          --func=NAME, --function=NAME  Report time for function NAME
-          -h, --help                    Print this help and exit
-          -p STRING, --prefix=STRING    Use STRING as log file/profile prefix
-          -t NUMBER, --tail=NUMBER      Only report the last NUMBER files
-          --title=TITLE                 Specify the output plot TITLE
-        """
-        sys.stdout.write(self.outdent(help))
-        sys.stdout.flush()
-
-    def do_func(self, argv):
-        """
-        """
-        format = 'ascii'
-        function_name = '_main'
-        tail = None
-
-        short_opts = '?C:f:hp:t:'
-
-        long_opts = [
-            'chdir=',
-            'file=',
-            'fmt=',
-            'format=',
-            'func=',
-            'function=',
-            'help',
-            'prefix=',
-            'tail=',
-            'title=',
-        ]
-
-        opts, args = getopt.getopt(argv[1:], short_opts, long_opts)
-
-        for o, a in opts:
-            if o in ('-C', '--chdir'):
-                self.chdir = a
-            elif o in ('-f', '--file'):
-                self.config_file = a
-            elif o in ('--fmt', '--format'):
-                format = a
-            elif o in ('--func', '--function'):
-                function_name = a
-            elif o in ('-?', '-h', '--help'):
-                self.do_help(['help', 'func'])
-                sys.exit(0)
-            elif o in ('--max',):
-                max_time = int(a)
-            elif o in ('-p', '--prefix'):
-                self.prefix = a
-            elif o in ('-t', '--tail'):
-                tail = int(a)
-            elif o in ('--title',):
-                self.title = a
-
-        if self.config_file:
-            with open(self.config_file, 'r') as f:
-                config = f.read()
-            exec(config, self.__dict__)
-
-        if self.chdir:
-            os.chdir(self.chdir)
-
-        if not args:
-
-            pattern = '%s*.prof' % self.prefix
-            args = self.args_to_files([pattern], tail)
-
-            if not args:
-                if self.chdir:
-                    directory = self.chdir
-                else:
-                    directory = os.getcwd()
-
-                sys.stderr.write('%s: func: No arguments specified.\n' % self.name)
-                sys.stderr.write('%s  No %s*.prof files found in "%s".\n' % (self.name_spaces, self.prefix, directory))
-                sys.stderr.write('%s  Type "%s help func" for help.\n' % (self.name_spaces, self.name))
-                sys.exit(1)
-
-        else:
-
-            args = self.args_to_files(args, tail)
-
-        cwd_ = os.getcwd() + os.sep
-
-        if format == 'ascii':
-
-            for file in args:
-                try:
-                    f, line, func, time = \
-                            self.get_function_profile(file, function_name)
-                except ValueError as e:
-                    sys.stderr.write("%s: func: %s: %s\n" %
-                                     (self.name, file, e))
-                else:
-                    if f.startswith(cwd_):
-                        f = f[len(cwd_):]
-                    print("%.3f %s:%d(%s)" % (time, f, line, func))
-
-        elif format == 'gnuplot':
-
-            results = self.collect_results(args, self.get_function_time,
-                                           function_name)
-
-            self.gnuplot_results(results)
-
-        else:
-
-            sys.stderr.write('%s: func: Unknown format "%s".\n' % (self.name, format))
-            sys.exit(1)
-
-    #
-
-    def help_mem(self):
-        help = """\
-        Usage: scons-time mem [OPTIONS] FILE [...]
-
-          -C DIR, --chdir=DIR           Change to DIR before looking for files
-          -f FILE, --file=FILE          Read configuration from specified FILE
-          --fmt=FORMAT, --format=FORMAT Print data in specified FORMAT
-          -h, --help                    Print this help and exit
-          -p STRING, --prefix=STRING    Use STRING as log file/profile prefix
-          --stage=STAGE                 Plot memory at the specified stage:
-                                          pre-read, post-read, pre-build,
-                                          post-build (default: post-build)
-          -t NUMBER, --tail=NUMBER      Only report the last NUMBER files
-          --title=TITLE                 Specify the output plot TITLE
-        """
-        sys.stdout.write(self.outdent(help))
-        sys.stdout.flush()
-
-    def do_mem(self, argv):
-
-        format = 'ascii'
-        logfile_path = lambda x: x
-        stage = self.default_stage
-        tail = None
-
-        short_opts = '?C:f:hp:t:'
-
-        long_opts = [
-            'chdir=',
-            'file=',
-            'fmt=',
-            'format=',
-            'help',
-            'prefix=',
-            'stage=',
-            'tail=',
-            'title=',
-        ]
-
-        opts, args = getopt.getopt(argv[1:], short_opts, long_opts)
-
-        for o, a in opts:
-            if o in ('-C', '--chdir'):
-                self.chdir = a
-            elif o in ('-f', '--file'):
-                self.config_file = a
-            elif o in ('--fmt', '--format'):
-                format = a
-            elif o in ('-?', '-h', '--help'):
-                self.do_help(['help', 'mem'])
-                sys.exit(0)
-            elif o in ('-p', '--prefix'):
-                self.prefix = a
-            elif o in ('--stage',):
-                if a not in self.stages:
-                    sys.stderr.write('%s: mem: Unrecognized stage "%s".\n' % (self.name, a))
-                    sys.exit(1)
-                stage = a
-            elif o in ('-t', '--tail'):
-                tail = int(a)
-            elif o in ('--title',):
-                self.title = a
-
-        if self.config_file:
-            with open(self.config_file, 'r') as f:
-                config = f.read()
-            HACK_for_exec(config, self.__dict__)
-
-        if self.chdir:
-            os.chdir(self.chdir)
-            logfile_path = lambda x: os.path.join(self.chdir, x)
-
-        if not args:
-
-            pattern = '%s*.log' % self.prefix
-            args = self.args_to_files([pattern], tail)
-
-            if not args:
-                if self.chdir:
-                    directory = self.chdir
-                else:
-                    directory = os.getcwd()
-
-                sys.stderr.write('%s: mem: No arguments specified.\n' % self.name)
-                sys.stderr.write('%s  No %s*.log files found in "%s".\n' % (self.name_spaces, self.prefix, directory))
-                sys.stderr.write('%s  Type "%s help mem" for help.\n' % (self.name_spaces, self.name))
-                sys.exit(1)
-
-        else:
-
-            args = self.args_to_files(args, tail)
-
-        cwd_ = os.getcwd() + os.sep
-
-        if format == 'ascii':
-
-            self.ascii_table(args, tuple(self.stages), self.get_memory, logfile_path)
-
-        elif format == 'gnuplot':
-
-            results = self.collect_results(args, self.get_memory,
-                                           self.stage_strings[stage])
-
-            self.gnuplot_results(results)
-
-        else:
-
-            sys.stderr.write('%s: mem: Unknown format "%s".\n' % (self.name, format))
-            sys.exit(1)
-
-        return 0
-
-    #
-
-    def help_obj(self):
-        help = """\
-        Usage: scons-time obj [OPTIONS] OBJECT FILE [...]
-
-          -C DIR, --chdir=DIR           Change to DIR before looking for files
-          -f FILE, --file=FILE          Read configuration from specified FILE
-          --fmt=FORMAT, --format=FORMAT Print data in specified FORMAT
-          -h, --help                    Print this help and exit
-          -p STRING, --prefix=STRING    Use STRING as log file/profile prefix
-          --stage=STAGE                 Plot memory at the specified stage:
-                                          pre-read, post-read, pre-build,
-                                          post-build (default: post-build)
-          -t NUMBER, --tail=NUMBER      Only report the last NUMBER files
-          --title=TITLE                 Specify the output plot TITLE
-        """
-        sys.stdout.write(self.outdent(help))
-        sys.stdout.flush()
-
-    def do_obj(self, argv):
-
-        format = 'ascii'
-        logfile_path = lambda x: x
-        stage = self.default_stage
-        tail = None
-
-        short_opts = '?C:f:hp:t:'
-
-        long_opts = [
-            'chdir=',
-            'file=',
-            'fmt=',
-            'format=',
-            'help',
-            'prefix=',
-            'stage=',
-            'tail=',
-            'title=',
-        ]
-
-        opts, args = getopt.getopt(argv[1:], short_opts, long_opts)
-
-        for o, a in opts:
-            if o in ('-C', '--chdir'):
-                self.chdir = a
-            elif o in ('-f', '--file'):
-                self.config_file = a
-            elif o in ('--fmt', '--format'):
-                format = a
-            elif o in ('-?', '-h', '--help'):
-                self.do_help(['help', 'obj'])
-                sys.exit(0)
-            elif o in ('-p', '--prefix'):
-                self.prefix = a
-            elif o in ('--stage',):
-                if a not in self.stages:
-                    sys.stderr.write('%s: obj: Unrecognized stage "%s".\n' % (self.name, a))
-                    sys.stderr.write('%s       Type "%s help obj" for help.\n' % (self.name_spaces, self.name))
-                    sys.exit(1)
-                stage = a
-            elif o in ('-t', '--tail'):
-                tail = int(a)
-            elif o in ('--title',):
-                self.title = a
-
-        if not args:
-            sys.stderr.write('%s: obj: Must specify an object name.\n' % self.name)
-            sys.stderr.write('%s       Type "%s help obj" for help.\n' % (self.name_spaces, self.name))
-            sys.exit(1)
-
-        object_name = args.pop(0)
-
-        if self.config_file:
-            with open(self.config_file, 'r') as f:
-                config = f.read()
-            HACK_for_exec(config, self.__dict__)
-
-        if self.chdir:
-            os.chdir(self.chdir)
-            logfile_path = lambda x: os.path.join(self.chdir, x)
-
-        if not args:
-
-            pattern = '%s*.log' % self.prefix
-            args = self.args_to_files([pattern], tail)
-
-            if not args:
-                if self.chdir:
-                    directory = self.chdir
-                else:
-                    directory = os.getcwd()
-
-                sys.stderr.write('%s: obj: No arguments specified.\n' % self.name)
-                sys.stderr.write('%s  No %s*.log files found in "%s".\n' % (self.name_spaces, self.prefix, directory))
-                sys.stderr.write('%s  Type "%s help obj" for help.\n' % (self.name_spaces, self.name))
-                sys.exit(1)
-
-        else:
-
-            args = self.args_to_files(args, tail)
-
-        cwd_ = os.getcwd() + os.sep
-
-        if format == 'ascii':
-
-            self.ascii_table(args, tuple(self.stages), self.get_object_counts, logfile_path, object_name)
-
-        elif format == 'gnuplot':
-
-            stage_index = 0
-            for s in self.stages:
-                if stage == s:
-                    break
-                stage_index = stage_index + 1
-
-            results = self.collect_results(args, self.get_object_counts,
-                                           object_name, stage_index)
-
-            self.gnuplot_results(results)
-
-        else:
-
-            sys.stderr.write('%s: obj: Unknown format "%s".\n' % (self.name, format))
-            sys.exit(1)
-
-        return 0
-
-    #
-
-    def help_run(self):
-        help = """\
-        Usage: scons-time run [OPTIONS] [FILE ...]
-
-          --chdir=DIR                   Name of unpacked directory for chdir
-          -f FILE, --file=FILE          Read configuration from specified FILE
-          -h, --help                    Print this help and exit
-          -n, --no-exec                 No execute, just print command lines
-          --number=NUMBER               Put output in files for run NUMBER
-          --outdir=OUTDIR               Put output files in OUTDIR
-          -p STRING, --prefix=STRING    Use STRING as log file/profile prefix
-          --python=PYTHON               Time using the specified PYTHON
-          -q, --quiet                   Don't print command lines
-          --scons=SCONS                 Time using the specified SCONS
-          --svn=URL, --subversion=URL   Use SCons from Subversion URL
-          -v, --verbose                 Display output of commands
-        """
-        sys.stdout.write(self.outdent(help))
-        sys.stdout.flush()
-
-    def do_run(self, argv):
-        """
-        """
-        run_number_list = [None]
-
-        short_opts = '?f:hnp:qs:v'
-
-        long_opts = [
-            'file=',
-            'help',
-            'no-exec',
-            'number=',
-            'outdir=',
-            'prefix=',
-            'python=',
-            'quiet',
-            'scons=',
-            'svn=',
-            'subdir=',
-            'subversion=',
-            'verbose',
-        ]
-
-        opts, args = getopt.getopt(argv[1:], short_opts, long_opts)
-
-        for o, a in opts:
-            if o in ('-f', '--file'):
-                self.config_file = a
-            elif o in ('-?', '-h', '--help'):
-                self.do_help(['help', 'run'])
-                sys.exit(0)
-            elif o in ('-n', '--no-exec'):
-                self.execute = self._do_not_execute
-            elif o in ('--number',):
-                run_number_list = self.split_run_numbers(a)
-            elif o in ('--outdir',):
-                self.outdir = a
-            elif o in ('-p', '--prefix'):
-                self.prefix = a
-            elif o in ('--python',):
-                self.python = a
-            elif o in ('-q', '--quiet'):
-                self.display = self._do_not_display
-            elif o in ('-s', '--subdir'):
-                self.subdir = a
-            elif o in ('--scons',):
-                self.scons = a
-            elif o in ('--svn', '--subversion'):
-                self.subversion_url = a
-            elif o in ('-v', '--verbose'):
-                self.redirect = tee_to_file
-                self.verbose = True
-                self.svn_co_flag = ''
-
-        if not args and not self.config_file:
-            sys.stderr.write('%s: run: No arguments or -f config file specified.\n' % self.name)
-            sys.stderr.write('%s  Type "%s help run" for help.\n' % (self.name_spaces, self.name))
-            sys.exit(1)
-
-        if self.config_file:
-            with open(self.config_file, 'r') as f:
-                config = f.read()
-            exec(config, self.__dict__)
-
-        if args:
-            self.archive_list = args
-
-        archive_file_name = os.path.split(self.archive_list[0])[1]
-
-        if not self.subdir:
-            self.subdir = self.archive_splitext(archive_file_name)[0]
-
-        if not self.prefix:
-            self.prefix = self.archive_splitext(archive_file_name)[0]
-
-        prepare = None
-        if self.subversion_url:
-            prepare = self.prep_subversion_run
-
-        for run_number in run_number_list:
-            self.individual_run(run_number, self.archive_list, prepare)
-
-    def split_run_numbers(self, s):
-        result = []
-        for n in s.split(','):
-            try:
-                x, y = n.split('-')
-            except ValueError:
-                result.append(int(n))
-            else:
-                result.extend(list(range(int(x), int(y)+1)))
-        return result
-
-    def scons_path(self, dir):
-        return os.path.join(dir, 'src', 'script', 'scons.py')
-
-    def scons_lib_dir_path(self, dir):
-        return os.path.join(dir, 'src', 'engine')
-
-    def prep_subversion_run(self, commands, removals):
-        self.svn_tmpdir = tempfile.mkdtemp(prefix=self.name + '-svn-')
-        removals.append((shutil.rmtree, 'rm -rf %%s', self.svn_tmpdir))
-
-        self.scons = self.scons_path(self.svn_tmpdir)
-        self.scons_lib_dir = self.scons_lib_dir_path(self.svn_tmpdir)
-
-        commands.extend([
-            '%(svn)s co %(svn_co_flag)s -r %(run_number)s %(subversion_url)s %(svn_tmpdir)s',
-        ])
-
-    def individual_run(self, run_number, archive_list, prepare=None):
-        """
-        Performs an individual run of the default SCons invocations.
-        """
-
-        commands = []
-        removals = []
-
-        if prepare:
-            prepare(commands, removals)
-
-        save_scons              = self.scons
-        save_scons_wrapper      = self.scons_wrapper
-        save_scons_lib_dir      = self.scons_lib_dir
-
-        if self.outdir is None:
-            self.outdir = self.orig_cwd
-        elif not os.path.isabs(self.outdir):
-            self.outdir = os.path.join(self.orig_cwd, self.outdir)
-
-        if self.scons is None:
-            self.scons = self.scons_path(self.orig_cwd)
-
-        if self.scons_lib_dir is None:
-            self.scons_lib_dir = self.scons_lib_dir_path(self.orig_cwd)
-
-        if self.scons_wrapper is None:
-            self.scons_wrapper = self.scons
-
-        if not run_number:
-            run_number = self.find_next_run_number(self.outdir, self.prefix)
-
-        self.run_number = str(run_number)
-
-        self.prefix_run = self.prefix + '-%03d' % run_number
-
-        if self.targets0 is None:
-            self.targets0 = self.startup_targets
-        if self.targets1 is None:
-            self.targets1 = self.targets
-        if self.targets2 is None:
-            self.targets2 = self.targets
-
-        self.tmpdir = tempfile.mkdtemp(prefix=self.name + '-')
-
-        commands.extend([
-            (os.chdir, 'cd %%s', self.tmpdir),
-        ])
-
-        for archive in archive_list:
-            if not os.path.isabs(archive):
-                archive = os.path.join(self.orig_cwd, archive)
-            if os.path.isdir(archive):
-                dest = os.path.split(archive)[1]
-                commands.append((shutil.copytree, 'cp -r %%s %%s', archive, dest))
-            else:
-                suffix = self.archive_splitext(archive)[1]
-                unpack_command = self.unpack_map.get(suffix)
-                if not unpack_command:
-                    dest = os.path.split(archive)[1]
-                    commands.append((shutil.copyfile, 'cp %%s %%s', archive, dest))
-                else:
-                    commands.append(unpack_command + (archive,))
-
-        commands.extend([
-            (os.chdir, 'cd %%s', self.subdir),
-        ])
-
-        commands.extend(self.initial_commands)
-
-        commands.extend([
-            (lambda: read_tree('.'),
-            'find * -type f | xargs cat > /dev/null'),
-
-            (self.set_env, 'export %%s=%%s',
-             'SCONS_LIB_DIR', self.scons_lib_dir),
-
-            '%(python)s %(scons_wrapper)s --version',
-        ])
-
-        index = 0
-        for run_command in self.run_commands:
-            setattr(self, 'prof%d' % index, self.profile_name(index))
-            c = (
-                self.log_execute,
-                self.log_display,
-                run_command,
-                self.logfile_name(index),
-            )
-            commands.append(c)
-            index = index + 1
-
-        commands.extend([
-            (os.chdir, 'cd %%s', self.orig_cwd),
-        ])
-
-        if not os.environ.get('PRESERVE'):
-            commands.extend(removals)
-            commands.append((shutil.rmtree, 'rm -rf %%s', self.tmpdir))
-
-        self.run_command_list(commands, self.__dict__)
-
-        self.scons              = save_scons
-        self.scons_lib_dir      = save_scons_lib_dir
-        self.scons_wrapper      = save_scons_wrapper
-
-    #
-
-    def help_time(self):
-        help = """\
-        Usage: scons-time time [OPTIONS] FILE [...]
-
-          -C DIR, --chdir=DIR           Change to DIR before looking for files
-          -f FILE, --file=FILE          Read configuration from specified FILE
-          --fmt=FORMAT, --format=FORMAT Print data in specified FORMAT
-          -h, --help                    Print this help and exit
-          -p STRING, --prefix=STRING    Use STRING as log file/profile prefix
-          -t NUMBER, --tail=NUMBER      Only report the last NUMBER files
-          --which=TIMER                 Plot timings for TIMER:  total,
-                                          SConscripts, SCons, commands.
-        """
-        sys.stdout.write(self.outdent(help))
-        sys.stdout.flush()
-
-    def do_time(self, argv):
-
-        format = 'ascii'
-        logfile_path = lambda x: x
-        tail = None
-        which = 'total'
-
-        short_opts = '?C:f:hp:t:'
-
-        long_opts = [
-            'chdir=',
-            'file=',
-            'fmt=',
-            'format=',
-            'help',
-            'prefix=',
-            'tail=',
-            'title=',
-            'which=',
-        ]
-
-        opts, args = getopt.getopt(argv[1:], short_opts, long_opts)
-
-        for o, a in opts:
-            if o in ('-C', '--chdir'):
-                self.chdir = a
-            elif o in ('-f', '--file'):
-                self.config_file = a
-            elif o in ('--fmt', '--format'):
-                format = a
-            elif o in ('-?', '-h', '--help'):
-                self.do_help(['help', 'time'])
-                sys.exit(0)
-            elif o in ('-p', '--prefix'):
-                self.prefix = a
-            elif o in ('-t', '--tail'):
-                tail = int(a)
-            elif o in ('--title',):
-                self.title = a
-            elif o in ('--which',):
-                if a not in list(self.time_strings.keys()):
-                    sys.stderr.write('%s: time: Unrecognized timer "%s".\n' % (self.name, a))
-                    sys.stderr.write('%s  Type "%s help time" for help.\n' % (self.name_spaces, self.name))
-                    sys.exit(1)
-                which = a
-
-        if self.config_file:
-            with open(self.config_file, 'r') as f:
-                config = f.read()
-            HACK_for_exec(config, self.__dict__)
-
-        if self.chdir:
-            os.chdir(self.chdir)
-            logfile_path = lambda x: os.path.join(self.chdir, x)
-
-        if not args:
-
-            pattern = '%s*.log' % self.prefix
-            args = self.args_to_files([pattern], tail)
-
-            if not args:
-                if self.chdir:
-                    directory = self.chdir
-                else:
-                    directory = os.getcwd()
-
-                sys.stderr.write('%s: time: No arguments specified.\n' % self.name)
-                sys.stderr.write('%s  No %s*.log files found in "%s".\n' % (self.name_spaces, self.prefix, directory))
-                sys.stderr.write('%s  Type "%s help time" for help.\n' % (self.name_spaces, self.name))
-                sys.exit(1)
-
-        else:
-
-            args = self.args_to_files(args, tail)
-
-        cwd_ = os.getcwd() + os.sep
-
-        if format == 'ascii':
-
-            columns = ("Total", "SConscripts", "SCons", "commands")
-            self.ascii_table(args, columns, self.get_debug_times, logfile_path)
-
-        elif format == 'gnuplot':
-
-            results = self.collect_results(args, self.get_debug_times,
-                                           self.time_strings[which])
-
-            self.gnuplot_results(results, fmt='%s %.6f')
-
-        else:
-
-            sys.stderr.write('%s: time: Unknown format "%s".\n' % (self.name, format))
-            sys.exit(1)
-
-if __name__ == '__main__':
-    opts, args = getopt.getopt(sys.argv[1:], 'h?V', ['help', 'version'])
-
-    ST = SConsTimer()
-
-    for o, a in opts:
-        if o in ('-?', '-h', '--help'):
-            ST.do_help(['help'])
-            sys.exit(0)
-        elif o in ('-V', '--version'):
-            sys.stdout.write('scons-time version\n')
-            sys.exit(0)
-
-    if not args:
-        sys.stderr.write('Type "%s help" for usage.\n' % ST.name)
-        sys.exit(1)
-
-    ST.execute_subcommand(args)
-
-# Local Variables:
-# tab-width:4
-# indent-tabs-mode:nil
-# End:
-# vim: set expandtab tabstop=4 shiftwidth=4:
diff --git a/src/script/scons.bat b/src/script/scons.bat
deleted file mode 100644
index 10b8637..0000000
--- a/src/script/scons.bat
+++ /dev/null
@@ -1,38 +0,0 @@
-@REM __COPYRIGHT__

-@REM __FILE__ __REVISION__ __DATE__ __DEVELOPER__

-@echo off

-set SCONS_ERRORLEVEL=

-if "%OS%" == "Windows_NT" goto WinNT

-

-@REM for 9x/Me you better not have more than 9 args

-python -c "from os.path import join; import sys; sys.path = [ join(sys.prefix, 'Lib', 'site-packages', 'scons-__VERSION__'), join(sys.prefix, 'Lib', 'site-packages', 'scons'), join(sys.prefix, 'scons-__VERSION__'), join(sys.prefix, 'scons')] + sys.path; import SCons.Script; SCons.Script.main()" %1 %2 %3 %4 %5 %6 %7 %8 %9

-@REM no way to set exit status of this script for 9x/Me

-goto endscons

-

-@REM Credit where credit is due:  we return the exit code despite our

-@REM use of setlocal+endlocal using a technique from Bear's Journal:

-@REM http://code-bear.com/bearlog/2007/06/01/getting-the-exit-code-from-a-batch-file-that-is-run-from-a-python-program/

-

-:WinNT

-setlocal

-@REM ensure the script will be executed with the Python it was installed for

-pushd %~dp0..

-set path=%~dp0;%CD%;%path%

-popd

-@REM try the script named as the .bat file in current dir, then in Scripts subdir

-set scriptname=%~dp0%~n0.py

-if not exist "%scriptname%" set scriptname=%~dp0Scripts\%~n0.py

-@REM Handle when running from wheel where the script has no .py extension

-if not exist "%scriptname%" set scriptname=%~dp0%~n0

-python "%scriptname%" %*

-endlocal & set SCONS_ERRORLEVEL=%ERRORLEVEL%

-

-if NOT "%COMSPEC%" == "%SystemRoot%\system32\cmd.exe" goto returncode

-if errorlevel 9009 echo you do not have python in your PATH

-goto endscons

-

-:returncode

-exit /B %SCONS_ERRORLEVEL%

-

-:endscons

-call :returncode %SCONS_ERRORLEVEL%

diff --git a/src/script/scons.py b/src/script/scons.py
deleted file mode 100755
index 1e12898..0000000
--- a/src/script/scons.py
+++ /dev/null
@@ -1,208 +0,0 @@
-#! /usr/bin/env python
-#
-# SCons - a Software Constructor
-#
-# __COPYRIGHT__
-#
-# 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__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
-
-__version__ = "__VERSION__"
-
-__build__ = "__BUILD__"
-
-__buildsys__ = "__BUILDSYS__"
-
-__date__ = "__DATE__"
-
-__developer__ = "__DEVELOPER__"
-
-# This is the entry point to the SCons program.
-# The only job of this script is to work out where the guts of the program
-# could be and import them, where the real work begins.
-# SCons can be invoked several different ways
-# - from an installed location
-# - from a "local install" copy
-# - from a source tree, which has a different dir struture than the other two
-# Try to account for all those possibilities.
-
-import os
-import sys
-
-##############################################################################
-# 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.
-##############################################################################
-
-# compatibility check
-if sys.version_info < (3,5,0):
-    msg = "scons: *** SCons version %s does not run under Python version %s.\n\
-Python >= 3.5 is required.\n"
-    sys.stderr.write(msg % (__version__, sys.version.split()[0]))
-    sys.exit(1)
-
-# 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.
-script_dir = os.path.dirname(os.path.realpath(__file__))
-script_path = os.path.realpath(os.path.dirname(__file__))
-if script_path in sys.path:
-    sys.path.remove(script_path)
-
-libs = []
-
-if "SCONS_LIB_DIR" in os.environ:
-    libs.append(os.environ["SCONS_LIB_DIR"])
-
-# running from source takes 2nd priority (since 2.3.2), following SCONS_LIB_DIR
-source_path = os.path.join(script_path, os.pardir, 'engine')
-if os.path.isdir(source_path):
-    libs.append(source_path)
-
-# add local-install locations
-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)
-if os.path.isdir(local_version):
-    libs.append(os.path.abspath(local_version))
-if os.path.isdir(local):
-    libs.append(os.path.abspath(local))
-
-scons_version = 'scons-%s' % __version__
-
-# preferred order of scons lookup paths
-prefs = []
-
-# if we can find package information, use it
-try:
-    import pkg_resources
-except ImportError:
-    pass
-else:
-    try:
-        d = pkg_resources.get_distribution('scons')
-    except pkg_resources.DistributionNotFound:
-        pass
-    else:
-        prefs.append(d.location)
-
-if sys.platform == 'win32':
-    # Use only sys.prefix on Windows
-    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.
-    # Build up some possibilities, then transform them into candidates
-    temp = []
-    if script_dir == 'bin':
-        # script_dir is `pwd`/bin;
-        # check `pwd`/lib/scons*.
-        temp.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*.
-            temp.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*.
-        temp.append(sys.prefix)
-        temp.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*.
-            temp.append(sys.prefix)
-            temp.append(head)
-        else:
-            # sys.prefix is /foo/local;
-            # check only /foo/local/lib/scons*.
-            temp.append(sys.prefix)
-    else:
-        # sys.prefix is /foo (ends in neither /usr or /local);
-        # check only /foo/lib/scons*.
-        temp.append(sys.prefix)
-
-    # suffix these to add to our original prefs:
-    prefs.extend([os.path.join(x, 'lib') for x in temp])
-    prefs.extend([os.path.join(x, 'lib', 'python' + sys.version[:3],
-                               'site-packages') for x in temp])
-
-
-    # Add the parent directory of the current python's library to the
-    # preferences.  This picks up differences between, e.g., lib and lib64,
-    # and finds the base location in case of a non-copying virtualenv.
-    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'.  Skip paths that do not exist.
-libs.extend([os.path.join(x, scons_version) for x in prefs if os.path.isdir(x)])
-libs.extend([os.path.join(x, 'scons') for x in prefs if os.path.isdir(x)])
-
-sys.path = libs + sys.path
-
-##############################################################################
-# END STANDARD SCons SCRIPT HEADER
-##############################################################################
-
-if __name__ == "__main__":
-    try:
-        import SCons.Script
-    except ImportError:
-        sys.stderr.write("SCons import failed. Unable to find engine files in:\n")
-        for path in libs:
-            sys.stderr.write("  {}\n".format(path))
-        raise
-
-    # this does all the work, and calls sys.exit
-    # with the proper exit status when done.
-    SCons.Script.main()
-
-# Local Variables:
-# tab-width:4
-# indent-tabs-mode:nil
-# End:
-# vim: set expandtab tabstop=4 shiftwidth=4:
diff --git a/src/script/sconsign.py b/src/script/sconsign.py
deleted file mode 100644
index 726838c..0000000
--- a/src/script/sconsign.py
+++ /dev/null
@@ -1,652 +0,0 @@
-#! /usr/bin/env python
-#
-# SCons - a Software Constructor
-#
-# __COPYRIGHT__
-#
-# 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__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
-
-__version__ = "__VERSION__"
-
-__build__ = "__BUILD__"
-
-__buildsys__ = "__BUILDSYS__"
-
-__date__ = "__DATE__"
-
-__developer__ = "__DEVELOPER__"
-
-import os
-import sys
-
-##############################################################################
-# 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.
-##############################################################################
-
-# compatibility check
-if sys.version_info < (3,5,0):
-    msg = "scons: *** SCons version %s does not run under Python version %s.\n\
-Python >= 3.5 is required.\n"
-    sys.stderr.write(msg % (__version__, sys.version.split()[0]))
-    sys.exit(1)
-
-# 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.
-script_dir = os.path.dirname(os.path.realpath(__file__))
-script_path = os.path.realpath(os.path.dirname(__file__))
-if script_path in sys.path:
-    sys.path.remove(script_path)
-
-libs = []
-
-if "SCONS_LIB_DIR" in os.environ:
-    libs.append(os.environ["SCONS_LIB_DIR"])
-
-# running from source takes 2nd priority (since 2.3.2), following SCONS_LIB_DIR
-source_path = os.path.join(script_path, os.pardir, 'engine')
-if os.path.isdir(source_path):
-    libs.append(source_path)
-
-# add local-install locations
-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)
-if os.path.isdir(local_version):
-    libs.append(os.path.abspath(local_version))
-if os.path.isdir(local):
-    libs.append(os.path.abspath(local))
-
-scons_version = 'scons-%s' % __version__
-
-# preferred order of scons lookup paths
-prefs = []
-
-# if we can find package information, use it
-try:
-    import pkg_resources
-except ImportError:
-    pass
-else:
-    try:
-        d = pkg_resources.get_distribution('scons')
-    except pkg_resources.DistributionNotFound:
-        pass
-    else:
-        prefs.append(d.location)
-
-if sys.platform == 'win32':
-    # Use only sys.prefix on Windows
-    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.
-    # Build up some possibilities, then transform them into candidates
-    temp = []
-    if script_dir == 'bin':
-        # script_dir is `pwd`/bin;
-        # check `pwd`/lib/scons*.
-        temp.append(os.getcwd())
-    else:
-        if script_dir in ('.', ''):
-            script_dir = os.getcwd()
-        head, tail = os.path.split(script_dir)
-        if tail == "bin":
-            # script_dir is /foo/bin;
-            # check /foo/lib/scons*.
-            temp.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*.
-        temp.append(sys.prefix)
-        temp.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*.
-            temp.append(sys.prefix)
-            temp.append(head)
-        else:
-            # sys.prefix is /foo/local;
-            # check only /foo/local/lib/scons*.
-            temp.append(sys.prefix)
-    else:
-        # sys.prefix is /foo (ends in neither /usr or /local);
-        # check only /foo/lib/scons*.
-        temp.append(sys.prefix)
-
-    # suffix these to add to our original prefs:
-    prefs.extend([os.path.join(x, 'lib') for x in temp])
-    prefs.extend([os.path.join(x, 'lib', 'python' + sys.version[:3],
-                               'site-packages') for x in temp])
-
-
-    # Add the parent directory of the current python's library to the
-    # preferences.  This picks up differences between, e.g., lib and lib64,
-    # and finds the base location in case of a non-copying virtualenv.
-    try:
-        libpath = os.__file__
-    except AttributeError:
-        pass
-    else:
-        # Split /usr/libfoo/python*/os.py to /usr/libfoo/python*.
-        libpath, _ = 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'.  Skip paths that do not exist.
-libs.extend([os.path.join(x, scons_version) for x in prefs if os.path.isdir(x)])
-libs.extend([os.path.join(x, 'scons') for x in prefs if os.path.isdir(x)])
-
-sys.path = libs + sys.path
-
-##############################################################################
-# END STANDARD SCons SCRIPT HEADER
-##############################################################################
-
-import SCons.compat
-
-try:
-    import whichdb
-
-    whichdb = whichdb.whichdb
-except ImportError as e:
-    from dbm import whichdb
-
-import time
-import pickle
-
-import SCons.SConsign
-
-
-def my_whichdb(filename):
-    if filename[-7:] == ".dblite":
-        return "SCons.dblite"
-    try:
-        with open(filename + ".dblite", "rb"):
-            return "SCons.dblite"
-    except IOError:
-        pass
-    return _orig_whichdb(filename)
-
-
-# Should work on python2
-_orig_whichdb = whichdb
-whichdb = my_whichdb
-
-# was changed for python3
-#_orig_whichdb = whichdb.whichdb
-#dbm.whichdb = my_whichdb
-
-def my_import(mname):
-    import imp
-
-    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
-Warns = 0
-
-
-def default_mapper(entry, name):
-    """
-    Stringify an entry that doesn't have an explicit mapping.
-
-    Args:
-        entry:  entry
-        name: field name
-
-    Returns: str
-
-    """
-    try:
-        val = eval("entry." + name)
-    except AttributeError:
-        val = None
-    if sys.version_info.major >= 3 and isinstance(val, bytes):
-        # This is a dirty hack for py 2/3 compatibility. csig is a bytes object
-        # in Python3 while Python2 bytes are str. Hence, we decode the csig to a
-        # Python3 string
-        val = val.decode()
-    return str(val)
-
-
-def map_action(entry, _):
-    """
-    Stringify an action entry and signature.
-
-    Args:
-        entry: action entry
-        second argument is not used
-
-    Returns: str
-
-    """
-    try:
-        bact = entry.bact
-        bactsig = entry.bactsig
-    except AttributeError:
-        return None
-    return '%s [%s]' % (bactsig, bact)
-
-
-def map_timestamp(entry, _):
-    """
-    Stringify a timestamp entry.
-
-    Args:
-        entry: timestamp entry
-        second argument is not used
-
-    Returns: str
-
-    """
-    try:
-        timestamp = entry.timestamp
-    except AttributeError:
-        timestamp = None
-    if Readable and timestamp:
-        return "'" + time.ctime(timestamp) + "'"
-    else:
-        return str(timestamp)
-
-
-def map_bkids(entry, _):
-    """
-    Stringify an implicit entry.
-
-    Args:
-        entry:
-        second argument is not used
-
-    Returns: str
-
-    """
-    try:
-        bkids = entry.bsources + entry.bdepends + entry.bimplicit
-        bkidsigs = entry.bsourcesigs + entry.bdependsigs + entry.bimplicitsigs
-    except AttributeError:
-        return None
-
-    if len(bkids) != len(bkidsigs):
-        global Warns
-        Warns += 1
-        # add warning to result rather than direct print so it will line up
-        msg = "Warning: missing information, {} ids but {} sigs"
-        result = [msg.format(len(bkids), len(bkidsigs))]
-    else:
-        result = []
-    result += [nodeinfo_string(bkid, bkidsig, "        ")
-               for bkid, bkidsig in zip(bkids, bkidsigs)]
-    if not 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.__getstate__()
-    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:
-                err = "sconsign: no entry `%s' in `%s'\n" % (name, location)
-                sys.stderr.write(err)
-            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 causes us to jump through some
-        # hoops here.
-        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) as e:
-            print_e = e
-            try:
-                # That didn't work, so try opening the base name,
-                # so that if they 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 even exists (independent of the dbm
-                # suffix-mangling).
-                try:
-                    with open(fname, "rb"):
-                        pass  # this is a touch only, we don't use it here.
-                except (IOError, OSError) as 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 as e:
-            sys.stderr.write("sconsign: ignoring invalid `%s' file `%s': %s\n"
-                             % (self.dbm_name, fname, e))
-            exc_type, _, _ = sys.exc_info()
-            if exc_type.__name__ == "ValueError" and sys.version_info < (3,0,0):
-                sys.stderr.write("Python 2 only supports pickle protocols 0-2.\n")
-            return
-
-        if Print_Directories:
-            for dir in Print_Directories:
-                try:
-                    val = db[dir]
-                except KeyError:
-                    err = "sconsign: no dir `%s' in `%s'\n" % (dir, args[0])
-                    sys.stderr.write(err)
-                else:
-                    self.printentries(dir, val)
-        else:
-            for dir in sorted(db.keys()):
-                self.printentries(dir, db[dir])
-
-    @staticmethod
-    def printentries(dir, val):
-        try:
-            print('=== ' + dir + ':')
-        except TypeError:
-            print('=== ' + dir.decode() + ':')
-        printentries(pickle.loads(val), dir)
-
-
-def Do_SConsignDir(name):
-    try:
-        with open(name, 'rb') as fp:
-            try:
-                sconsign = SCons.SConsign.Dir(fp)
-            except KeyboardInterrupt:
-                raise
-            except pickle.UnpicklingError:
-                err = "sconsign: ignoring invalid .sconsign file `%s'\n" % name
-                sys.stderr.write(err)
-                return
-            except Exception as e:
-                err = "sconsign: ignoring invalid .sconsign file `%s': %s\n" % (name, e)
-                sys.stderr.write(err)
-                return
-            printentries(sconsign.entries, args[0])
-    except (IOError, OSError) as e:
-        sys.stderr.write("sconsign: %s\n" % e)
-        return
-
-
-##############################################################################
-
-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.
-"""
-
-try:
-    opts, args = getopt.getopt(sys.argv[1:], "acd:e:f:hirstv",
-                               ['act', 'action',
-                                'csig', 'dir=', 'entry=',
-                                'format=', 'help', 'implicit',
-                                'raw', 'readable',
-                                'size', 'timestamp', 'verbose'])
-except getopt.GetoptError as err:
-    sys.stderr.write(str(err) + '\n')
-    print(helpstr)
-    sys.exit(2)
-
-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'):
-        # Try to map the given DB format to a known module
-        # name, that we can then try to import...
-        Module_Map = {'dblite': 'SCons.dblite', 'sconsign': None}
-        dbm_name = Module_Map.get(a, a)
-        if dbm_name:
-            try:
-                if dbm_name != "SCons.dblite":
-                    dbm = my_import(dbm_name)
-                else:
-                    import SCons.dblite
-
-                    dbm = SCons.dblite
-                    # Ensure that we don't ignore corrupt DB files,
-                    # this was handled by calling my_import('SCons.dblite')
-                    # again in earlier versions...
-                    SCons.dblite.ignore_corrupt_dbfiles = 0
-            except ImportError:
-                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:
-    if not args:
-        args = [".sconsign.dblite"]
-    for a in args:
-        dbm_name = whichdb(a)
-        if dbm_name:
-            Map_Module = {'SCons.dblite': 'dblite'}
-            if dbm_name != "SCons.dblite":
-                dbm = my_import(dbm_name)
-            else:
-                import SCons.dblite
-
-                dbm = SCons.dblite
-                # Ensure that we don't ignore corrupt DB files,
-                # this was handled by calling my_import('SCons.dblite')
-                # again in earlier versions...
-                SCons.dblite.ignore_corrupt_dbfiles = 0
-            Do_SConsignDB(Map_Module.get(dbm_name, dbm_name), dbm)(a)
-        else:
-            Do_SConsignDir(a)
-
-    if Warns:
-        print("NOTE: there were %d warnings, please check output" % Warns)
-sys.exit(0)
-
-# Local Variables:
-# tab-width:4
-# indent-tabs-mode:nil
-# End:
-# vim: set expandtab tabstop=4 shiftwidth=4: