buildframework/helium/tools/startup/bootstrap/site.py
author Daniel Jacobs <daniel.jacobs@nokia.com>
Thu, 04 Mar 2010 13:55:58 +0000
branchwip
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permissions -rw-r--r--
Add Bzip2 log filter/compressor to Raptor.
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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#============================================================================ 
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#Name        : site.py 
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#Part of     : Helium 
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#Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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#All rights reserved.
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#This component and the accompanying materials are made available
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#under the terms of the License "Eclipse Public License v1.0"
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#which accompanies this distribution, and is available
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#at the URL "http://www.eclipse.org/legal/epl-v10.html".
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#
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#Initial Contributors:
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#Nokia Corporation - initial contribution.
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#
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#Contributors:
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#
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#Description:
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#===============================================================================
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# Duplicating setuptools' site.py...
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def __boot():
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    PYTHONPATH = []    
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    if sys.platform=='win32':
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        PYTHONPATH.append(os.path.join(sys.prefix, 'lib'))
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    if not (os.environ.get('PYTHONPATH') is None or (sys.platform=='win32' and not os.environ.get('PYTHONPATH'))):
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        PYTHONPATH.extend(os.environ.get('PYTHONPATH').split(os.pathsep))
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    pic = getattr(sys,'path_importer_cache',{})
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    stdpath = sys.path[len(PYTHONPATH):]
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    mydir = os.path.dirname(__file__)
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    known_paths = dict([(makepath(item)[1],1) for item in sys.path]) # 2.2 comp
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    oldpos = getattr(sys,'__egginsert',0)   # save old insertion position
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    sys.__egginsert = 0                     # and reset the current one
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    for item in PYTHONPATH:
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        addsitedir(item)
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        item_site_packages = os.path.join(item, 'site-packages')
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        if os.path.exists(item_site_packages):
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            addsitedir(item_site_packages)
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    sys.__egginsert += oldpos           # restore effective old position
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    d,nd = makepath(stdpath[0])
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    insert_at = None
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    new_path = []
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    for item in sys.path:
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        p,np = makepath(item)
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        if np==nd and insert_at is None:
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            # We've hit the first 'system' path entry, so added entries go here
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            insert_at = len(new_path)
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        if np in known_paths or insert_at is None:
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            new_path.append(item)
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        else:
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            # new path after the insert point, back-insert it
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            new_path.insert(insert_at, item)
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            insert_at += 1
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    sys.path[:] = new_path
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import sys
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import os
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import __builtin__
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def makepath(*paths):
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    dir = os.path.abspath(os.path.join(*paths))
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    return dir, os.path.normcase(dir)
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def abs__file__():
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    """Set all module' __file__ attribute to an absolute path"""
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    for m in sys.modules.values():
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        try:
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            m.__file__ = os.path.abspath(m.__file__)
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        except AttributeError:
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            continue
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try:
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    set
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except NameError:
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    class set:
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        def __init__(self, args=()):
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            self.d = {}
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            for v in args:
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                self.d[v] = None
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        def __contains__(self, key):
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            return key in self.d
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        def add(self, key):
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            self.d[key] = None
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def removeduppaths():
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    """ Remove duplicate entries from sys.path along with making them
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    absolute"""
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    # This ensures that the initial path provided by the interpreter contains
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    # only absolute pathnames, even if we're running from the build directory.
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    L = []
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    known_paths = set()
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    for dir in sys.path:
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        # Filter out duplicate paths (on case-insensitive file systems also
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        # if they only differ in case); turn relative paths into absolute
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        # paths.
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        dir, dircase = makepath(dir)
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        if not dircase in known_paths:
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            L.append(dir)
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            known_paths.add(dircase)
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    sys.path[:] = L
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    return known_paths
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def _init_pathinfo():
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    """Return a set containing all existing directory entries from sys.path"""
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    d = set()
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    for dir in sys.path:
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        try:
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            if os.path.isdir(dir):
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                dir, dircase = makepath(dir)
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                d.add(dircase)
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        except TypeError:
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            continue
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    return d
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def addpackage(sitedir, name, known_paths, exclude_packages=()):
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    """Add a new path to known_paths by combining sitedir and 'name' or execute
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    sitedir if it starts with 'import'"""
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    import fnmatch
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    if known_paths is None:
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        _init_pathinfo()
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        reset = 1
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    else:
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        reset = 0
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    fullname = os.path.join(sitedir, name)
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    try:
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        f = open(fullname, "rU")
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    except IOError:
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        return
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    try:
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        for line in f:
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            if line.startswith("#"):
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   139
                continue
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            found_exclude = False
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diff changeset
   141
            for exclude in exclude_packages:
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   142
                if exclude(line):
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parents:
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   143
                    found_exclude = True
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parents:
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   144
                    break
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parents:
diff changeset
   145
            if found_exclude:
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parents:
diff changeset
   146
                continue
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diff changeset
   147
            if line.startswith("import"):
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parents:
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   148
                exec line
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parents:
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   149
                continue
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            line = line.rstrip()
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            dir, dircase = makepath(sitedir, line)
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   152
            if not dircase in known_paths and os.path.exists(dir):
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                sys.path.append(dir)
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parents:
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                known_paths.add(dircase)
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parents:
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   155
    finally:
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parents:
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   156
        f.close()
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parents:
diff changeset
   157
    if reset:
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parents:
diff changeset
   158
        known_paths = None
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parents:
diff changeset
   159
    return known_paths
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parents:
diff changeset
   160
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parents:
diff changeset
   161
def addsitedir(sitedir, known_paths=None, exclude_packages=()):
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parents:
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   162
    """Add 'sitedir' argument to sys.path if missing and handle .pth files in
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parents:
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   163
    'sitedir'"""
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parents:
diff changeset
   164
    if known_paths is None:
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parents:
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   165
        known_paths = _init_pathinfo()
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parents:
diff changeset
   166
        reset = 1
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parents:
diff changeset
   167
    else:
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parents:
diff changeset
   168
        reset = 0
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parents:
diff changeset
   169
    sitedir, sitedircase = makepath(sitedir)
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parents:
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   170
    if not sitedircase in known_paths:
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parents:
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   171
        sys.path.append(sitedir)        # Add path component
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parents:
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   172
    try:
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parents:
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   173
        names = os.listdir(sitedir)
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parents:
diff changeset
   174
    except os.error:
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parents:
diff changeset
   175
        return
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parents:
diff changeset
   176
    names.sort()
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parents:
diff changeset
   177
    for name in names:
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parents:
diff changeset
   178
        if name.endswith(os.extsep + "pth"):
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parents:
diff changeset
   179
            addpackage(sitedir, name, known_paths,
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parents:
diff changeset
   180
                       exclude_packages=exclude_packages)
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Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   181
    if reset:
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parents:
diff changeset
   182
        known_paths = None
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parents:
diff changeset
   183
    return known_paths
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parents:
diff changeset
   184
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   185
def addsitepackages(known_paths):
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Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   186
    """Add site-packages (and possibly site-python) to sys.path"""
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Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   187
    prefixes = [os.path.join(sys.prefix, "local"), sys.prefix]
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   188
    if sys.exec_prefix != sys.prefix:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   189
        prefixes.append(os.path.join(sys.exec_prefix, "local"))
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Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   190
    for prefix in prefixes:
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parents:
diff changeset
   191
        if prefix:
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Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   192
            if sys.platform in ('os2emx', 'riscos'):
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   193
                sitedirs = [os.path.join(prefix, "Lib", "site-packages")]
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   194
            elif os.sep == '/':
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   195
                sitedirs = [os.path.join(prefix,
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   196
                                         "lib",
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parents:
diff changeset
   197
                                         "python" + sys.version[:3],
be27ed110b50 Bringing in Helium, imaker and cmaker
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parents:
diff changeset
   198
                                         "site-packages"),
be27ed110b50 Bringing in Helium, imaker and cmaker
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parents:
diff changeset
   199
                            os.path.join(prefix, "lib", "site-python")]
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   200
                try:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   201
                    # sys.getobjects only available in --with-pydebug build
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   202
                    # pylint: disable-msg=E1101
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   203
                    sys.getobjects
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   204
                    sitedirs.insert(0, os.path.join(sitedirs[0], 'debug'))
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   205
                except AttributeError:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   206
                    pass
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   207
            else:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   208
                sitedirs = [prefix, os.path.join(prefix, "lib", "site-packages")]
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   209
            if sys.platform == 'darwin':
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   210
                sitedirs.append( os.path.join('/opt/local', 'lib', 'python' + sys.version[:3], 'site-packages') )
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   211
                # for framework builds *only* we add the standard Apple
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   212
                # locations. Currently only per-user, but /Library and
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   213
                # /Network/Library could be added too
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   214
                if 'Python.framework' in prefix:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   215
                    home = os.environ.get('HOME')
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   216
                    if home:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   217
                        sitedirs.append(
be27ed110b50 Bringing in Helium, imaker and cmaker
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parents:
diff changeset
   218
                            os.path.join(home,
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   219
                                         'Library',
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   220
                                         'Python',
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   221
                                         sys.version[:3],
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   222
                                         'site-packages'))
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   223
            for sitedir in sitedirs:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   224
                if os.path.isdir(sitedir):
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   225
                    addsitedir(sitedir, known_paths,
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   226
                               exclude_packages=[lambda line: 'setuptools' in line])
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   227
    return None
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   228
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   229
def setquit():
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   230
    """Define new built-ins 'quit' and 'exit'.
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   231
    These are simply strings that display a hint on how to exit.
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   232
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   233
    """
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   234
    if os.sep == ':':
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   235
        exit = 'Use Cmd-Q to quit.'
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   236
    elif os.sep == '\\':
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   237
        exit = 'Use Ctrl-Z plus Return to exit.'
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   238
    else:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   239
        exit = 'Use Ctrl-D (i.e. EOF) to exit.'
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   240
    __builtin__.quit = __builtin__.exit = exit
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   241
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   242
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   243
class _Printer(object):
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   244
    """interactive prompt objects for printing the license text, a list of
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   245
    contributors and the copyright notice."""
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   246
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   247
    MAXLINES = 23
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   248
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   249
    def __init__(self, name, data, files=(), dirs=()):
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   250
        self.__name = name
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   251
        self.__data = data
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   252
        self.__files = files
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   253
        self.__dirs = dirs
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   254
        self.__lines = None
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   255
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   256
    def __setup(self):
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   257
        if self.__lines:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   258
            return
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   259
        data = None
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   260
        for dir in self.__dirs:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   261
            for filename in self.__files:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   262
                filename = os.path.join(dir, filename)
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   263
                try:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   264
                    fp = file(filename, "rU")
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   265
                    data = fp.read()
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   266
                    fp.close()
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   267
                    break
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   268
                except IOError:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   269
                    pass
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   270
            if data:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   271
                break
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   272
        if not data:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   273
            data = self.__data
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   274
        self.__lines = data.split('\n')
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   275
        self.__linecnt = len(self.__lines)
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   276
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   277
    def __repr__(self):
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   278
        self.__setup()
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   279
        if len(self.__lines) <= self.MAXLINES:
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parents:
diff changeset
   280
            return "\n".join(self.__lines)
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parents:
diff changeset
   281
        else:
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Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   282
            return "Type %s() to see the full %s text" % ((self.__name,)*2)
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parents:
diff changeset
   283
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   284
    def __call__(self):
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   285
        self.__setup()
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Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   286
        prompt = 'Hit Return for more, or q (and Return) to quit: '
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   287
        lineno = 0
be27ed110b50 Bringing in Helium, imaker and cmaker
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parents:
diff changeset
   288
        while 1:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   289
            try:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   290
                for i in range(lineno, lineno + self.MAXLINES):
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   291
                    print self.__lines[i]
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   292
            except IndexError:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   293
                break
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   294
            else:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   295
                lineno += self.MAXLINES
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   296
                key = None
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   297
                while key is None:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   298
                    key = raw_input(prompt)
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   299
                    if key not in ('', 'q'):
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   300
                        key = None
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   301
                if key == 'q':
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   302
                    break
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   303
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   304
def setcopyright():
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   305
    """Set 'copyright' and 'credits' in __builtin__"""
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   306
    __builtin__.copyright = _Printer("copyright", sys.copyright)
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   307
    if sys.platform[:4] == 'java':
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   308
        __builtin__.credits = _Printer(
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   309
            "credits",
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   310
            "Jython is maintained by the Jython developers (www.jython.org).")
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   311
    else:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   312
        __builtin__.credits = _Printer("credits", """\
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   313
    Thanks to CWI, CNRI, BeOpen.com, Zope Corporation and a cast of thousands
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   314
    for supporting Python development.  See www.python.org for more information.""")
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   315
    here = os.path.dirname(os.__file__)
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   316
    __builtin__.license = _Printer(
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   317
        "license", "See http://www.python.org/%.3s/license.html" % sys.version,
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   318
        ["LICENSE.txt", "LICENSE"],
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   319
        [os.path.join(here, os.pardir), here, os.curdir])
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   320
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   321
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   322
class _Helper(object):
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   323
    """Define the built-in 'help'.
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   324
    This is a wrapper around pydoc.help (with a twist).
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   325
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   326
    """
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   327
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   328
    def __repr__(self):
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   329
        return "Type help() for interactive help, " \
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   330
               "or help(object) for help about object."
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   331
    def __call__(self, *args, **kwds):
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   332
        import pydoc
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   333
        return pydoc.help(*args, **kwds)
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   334
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   335
def sethelper():
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   336
    __builtin__.help = _Helper()
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   337
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   338
def aliasmbcs():
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   339
    """On Windows, some default encodings are not provided by Python,
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   340
    while they are always available as "mbcs" in each locale. Make
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   341
    them usable by aliasing to "mbcs" in such a case."""
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   342
    if sys.platform == 'win32':
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   343
        import locale, codecs
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   344
        enc = locale.getdefaultlocale()[1]
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   345
        if enc.startswith('cp'):            # "cp***" ?
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   346
            try:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   347
                codecs.lookup(enc)
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   348
            except LookupError:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   349
                import encodings
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   350
                encodings._cache[enc] = encodings._unknown
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   351
                encodings.aliases.aliases[enc] = 'mbcs'
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   352
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   353
def setencoding():
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   354
    """Set the string encoding used by the Unicode implementation.  The
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   355
    default is 'ascii', but if you're willing to experiment, you can
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   356
    change this."""
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   357
    encoding = "ascii" # Default value set by _PyUnicode_Init()
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   358
    if 0:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   359
        # Enable to support locale aware default string encodings.
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   360
        import locale
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   361
        loc = locale.getdefaultlocale()
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   362
        if loc[1]:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   363
            encoding = loc[1]
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   364
    if 0:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   365
        # Enable to switch off string to Unicode coercion and implicit
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   366
        # Unicode to string conversion.
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   367
        encoding = "undefined"
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   368
    if encoding != "ascii":
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   369
        # On Non-Unicode builds this will raise an AttributeError...
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   370
        sys.setdefaultencoding(encoding) # Needs Python Unicode build !
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   371
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   372
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   373
def execsitecustomize():
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   374
    """Run custom site specific code, if available."""
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   375
    try:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   376
        import sitecustomize
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   377
    except ImportError:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   378
        pass
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   379
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   380
def fixup_setuptools():
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   381
    """Make sure our setuptools monkeypatch is in place"""
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   382
    for i in range(len(sys.path)):
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   383
        if sys.path[i].find('setuptools') != -1:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   384
            path = sys.path[i]
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   385
            del sys.path[i]
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   386
            sys.path.append(path)
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   387
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   388
def main():
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   389
    abs__file__()
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   390
    paths_in_sys = removeduppaths()
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   391
    if include_site_packages:
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   392
        paths_in_sys = addsitepackages(paths_in_sys)
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   393
    setquit()
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   394
    setcopyright()
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   395
    sethelper()
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   396
    aliasmbcs()
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   397
    setencoding()
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   398
    execsitecustomize()
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   399
    # Remove sys.setdefaultencoding() so that users cannot change the
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   400
    # encoding after initialization.  The test for presence is needed when
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   401
    # this module is run as a script, because this code is executed twice.
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   402
    if hasattr(sys, "setdefaultencoding"):
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   403
        del sys.setdefaultencoding
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   404
    __boot()
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   405
    fixup_setuptools()
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   406
    
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   407
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   408
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   409
include_site_packages = False
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   410
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   411
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   412
be27ed110b50 Bringing in Helium, imaker and cmaker
Alex Gilkes <alex.gilkes@nokia.com>
parents:
diff changeset
   413
main()