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- """distutils.command.install
-
- Implements the Distutils 'install' command."""
-
- # created 1999/03/13, Greg Ward
-
- __revision__ = "$Id: install.py,v 1.41 2000/08/07 00:48:04 gward Exp $"
-
- import sys, os, string
- from types import *
- from distutils.core import Command, DEBUG
- from distutils import sysconfig
- from distutils.file_util import write_file
- from distutils.util import convert_path, subst_vars, change_root
- from distutils.errors import DistutilsOptionError
- from glob import glob
-
- INSTALL_SCHEMES = {
- 'unix_prefix': {
- 'purelib': '$base/lib/python$py_version_short/site-packages',
- 'platlib': '$platbase/lib/python$py_version_short/site-packages',
- 'headers': '$base/include/python$py_version_short/$dist_name',
- 'scripts': '$base/bin',
- 'data' : '$base',
- },
- 'unix_home': {
- 'purelib': '$base/lib/python',
- 'platlib': '$base/lib/python',
- 'headers': '$base/include/python/$dist_name',
- 'scripts': '$base/bin',
- 'data' : '$base',
- },
- 'nt': {
- 'purelib': '$base',
- 'platlib': '$base',
- 'headers': '$base\\Include\\$dist_name',
- 'scripts': '$base\\Scripts',
- 'data' : '$base',
- },
- 'mac': {
- 'purelib': '$base:Lib',
- 'platlib': '$base:Mac:PlugIns',
- 'headers': '$base:Include:$dist_name',
- 'scripts': '$base:Scripts',
- 'data' : '$base',
- }
- }
-
-
- class install (Command):
-
- description = "install everything from build directory"
-
- user_options = [
- # Select installation scheme and set base director(y|ies)
- ('prefix=', None,
- "installation prefix"),
- ('exec-prefix=', None,
- "(Unix only) prefix for platform-specific files"),
- ('home=', None,
- "(Unix only) home directory to install under"),
-
- # Or, just set the base director(y|ies)
- ('install-base=', None,
- "base installation directory (instead of --prefix or --home)"),
- ('install-platbase=', None,
- "base installation directory for platform-specific files " +
- "(instead of --exec-prefix or --home)"),
- ('root=', None,
- "install everything relative to this alternate root directory"),
-
- # Or, explicitly set the installation scheme
- ('install-purelib=', None,
- "installation directory for pure Python module distributions"),
- ('install-platlib=', None,
- "installation directory for non-pure module distributions"),
- ('install-lib=', None,
- "installation directory for all module distributions " +
- "(overrides --install-purelib and --install-platlib)"),
-
- ('install-headers=', None,
- "installation directory for C/C++ headers"),
- ('install-scripts=', None,
- "installation directory for Python scripts"),
- ('install-data=', None,
- "installation directory for data files"),
-
- # For lazy debuggers who just want to test the install
- # commands without rerunning "build" all the time
- ('skip-build', None,
- "skip rebuilding everything (for testing/debugging)"),
-
- # Where to install documentation (eventually!)
- #('doc-format=', None, "format of documentation to generate"),
- #('install-man=', None, "directory for Unix man pages"),
- #('install-html=', None, "directory for HTML documentation"),
- #('install-info=', None, "directory for GNU info files"),
-
- ('record=', None,
- "filename in which to record list of installed files"),
- ]
-
- # 'sub_commands': a list of commands this command might have to run to
- # get its work done. Each command is represented as a tuple (method,
- # command) where 'method' is the name of a method to call that returns
- # true if 'command' (the sub-command name, a string) needs to be run.
- # If 'method' is None, assume that 'command' must always be run.
- sub_commands = [('has_lib', 'install_lib'),
- ('has_headers', 'install_headers'),
- ('has_scripts', 'install_scripts'),
- ('has_data', 'install_data'),
- ]
-
-
- def initialize_options (self):
-
- # High-level options: these select both an installation base
- # and scheme.
- self.prefix = None
- self.exec_prefix = None
- self.home = None
-
- # These select only the installation base; it's up to the user to
- # specify the installation scheme (currently, that means supplying
- # the --install-{platlib,purelib,scripts,data} options).
- self.install_base = None
- self.install_platbase = None
- self.root = None
-
- # These options are the actual installation directories; if not
- # supplied by the user, they are filled in using the installation
- # scheme implied by prefix/exec-prefix/home and the contents of
- # that installation scheme.
- self.install_purelib = None # for pure module distributions
- self.install_platlib = None # non-pure (dists w/ extensions)
- self.install_headers = None # for C/C++ headers
- self.install_lib = None # set to either purelib or platlib
- self.install_scripts = None
- self.install_data = None
-
- # These two are for putting non-packagized distributions into their
- # own directory and creating a .pth file if it makes sense.
- # 'extra_path' comes from the setup file; 'install_path_file' is
- # set only if we determine that it makes sense to install a path
- # file.
- self.extra_path = None
- self.install_path_file = 0
-
- self.skip_build = 0
-
- # These are only here as a conduit from the 'build' command to the
- # 'install_*' commands that do the real work. ('build_base' isn't
- # actually used anywhere, but it might be useful in future.) They
- # are not user options, because if the user told the install
- # command where the build directory is, that wouldn't affect the
- # build command.
- self.build_base = None
- self.build_lib = None
-
- # Not defined yet because we don't know anything about
- # documentation yet.
- #self.install_man = None
- #self.install_html = None
- #self.install_info = None
-
- self.record = None
-
- def finalize_options (self):
-
- # This method (and its pliant slaves, like 'finalize_unix()',
- # 'finalize_other()', and 'select_scheme()') is where the default
- # installation directories for modules, extension modules, and
- # anything else we care to install from a Python module
- # distribution. Thus, this code makes a pretty important policy
- # statement about how third-party stuff is added to a Python
- # installation! Note that the actual work of installation is done
- # by the relatively simple 'install_*' commands; they just take
- # their orders from the installation directory options determined
- # here.
-
- # Check for errors/inconsistencies in the options; first, stuff
- # that's wrong on any platform.
-
- if ((self.prefix or self.exec_prefix or self.home) and
- (self.install_base or self.install_platbase)):
- raise DistutilsOptionError, \
- ("must supply either prefix/exec-prefix/home or " +
- "install-base/install-platbase -- not both")
-
- # Next, stuff that's wrong (or dubious) only on certain platforms.
- if os.name == 'posix':
- if self.home and (self.prefix or self.exec_prefix):
- raise DistutilsOptionError, \
- ("must supply either home or prefix/exec-prefix -- " +
- "not both")
- else:
- if self.exec_prefix:
- self.warn ("exec-prefix option ignored on this platform")
- self.exec_prefix = None
- if self.home:
- self.warn ("home option ignored on this platform")
- self.home = None
-
- # Now the interesting logic -- so interesting that we farm it out
- # to other methods. The goal of these methods is to set the final
- # values for the install_{lib,scripts,data,...} options, using as
- # input a heady brew of prefix, exec_prefix, home, install_base,
- # install_platbase, user-supplied versions of
- # install_{purelib,platlib,lib,scripts,data,...}, and the
- # INSTALL_SCHEME dictionary above. Phew!
-
- self.dump_dirs ("pre-finalize_{unix,other}")
-
- if os.name == 'posix':
- self.finalize_unix ()
- else:
- self.finalize_other ()
-
- self.dump_dirs ("post-finalize_{unix,other}()")
-
- # Expand configuration variables, tilde, etc. in self.install_base
- # and self.install_platbase -- that way, we can use $base or
- # $platbase in the other installation directories and not worry
- # about needing recursive variable expansion (shudder).
-
- py_version = (string.split(sys.version))[0]
- self.config_vars = {'dist_name': self.distribution.get_name(),
- 'dist_version': self.distribution.get_version(),
- 'dist_fullname': self.distribution.get_fullname(),
- 'py_version': py_version,
- 'py_version_short': py_version[0:3],
- 'sys_prefix': sysconfig.PREFIX,
- 'sys_exec_prefix': sysconfig.EXEC_PREFIX,
- }
- self.expand_basedirs ()
-
- self.dump_dirs ("post-expand_basedirs()")
-
- # Now define config vars for the base directories so we can expand
- # everything else.
- self.config_vars['base'] = self.install_base
- self.config_vars['platbase'] = self.install_platbase
-
- if DEBUG:
- from pprint import pprint
- print "config vars:"
- pprint (self.config_vars)
-
- # Expand "~" and configuration variables in the installation
- # directories.
- self.expand_dirs ()
-
- self.dump_dirs ("post-expand_dirs()")
-
- # Pick the actual directory to install all modules to: either
- # install_purelib or install_platlib, depending on whether this
- # module distribution is pure or not. Of course, if the user
- # already specified install_lib, use their selection.
- if self.install_lib is None:
- if self.distribution.ext_modules: # has extensions: non-pure
- self.install_lib = self.install_platlib
- else:
- self.install_lib = self.install_purelib
-
- # Well, we're not actually fully completely finalized yet: we still
- # have to deal with 'extra_path', which is the hack for allowing
- # non-packagized module distributions (hello, Numerical Python!) to
- # get their own directories.
- self.handle_extra_path ()
- self.install_libbase = self.install_lib # needed for .pth file
- self.install_lib = os.path.join (self.install_lib, self.extra_dirs)
-
- # If a new root directory was supplied, make all the installation
- # dirs relative to it.
- if self.root is not None:
- for name in ('libbase', 'lib', 'purelib', 'platlib',
- 'scripts', 'data', 'headers'):
- attr = "install_" + name
- new_val = change_root (self.root, getattr (self, attr))
- setattr (self, attr, new_val)
-
- self.dump_dirs ("after prepending root")
-
- # Find out the build directories, ie. where to install from.
- self.set_undefined_options ('build',
- ('build_base', 'build_base'),
- ('build_lib', 'build_lib'))
-
- # Punt on doc directories for now -- after all, we're punting on
- # documentation completely!
-
- # finalize_options ()
-
-
- def dump_dirs (self, msg):
- if DEBUG:
- from distutils.fancy_getopt import longopt_xlate
- print msg + ":"
- for opt in self.user_options:
- opt_name = opt[0]
- if opt_name[-1] == "=":
- opt_name = opt_name[0:-1]
- opt_name = string.translate (opt_name, longopt_xlate)
- val = getattr (self, opt_name)
- print " %s: %s" % (opt_name, val)
-
-
- def finalize_unix (self):
-
- if self.install_base is not None or self.install_platbase is not None:
- if ((self.install_lib is None and
- self.install_purelib is None and
- self.install_platlib is None) or
- self.install_headers is None or
- self.install_scripts is None or
- self.install_data is None):
- raise DistutilsOptionError, \
- "install-base or install-platbase supplied, but " + \
- "installation scheme is incomplete"
- return
-
- if self.home is not None:
- self.install_base = self.install_platbase = self.home
- self.select_scheme ("unix_home")
- else:
- if self.prefix is None:
- if self.exec_prefix is not None:
- raise DistutilsOptionError, \
- "must not supply exec-prefix without prefix"
-
- self.prefix = os.path.normpath (sys.prefix)
- self.exec_prefix = os.path.normpath (sys.exec_prefix)
- self.install_path_file = 1
-
- else:
- if self.exec_prefix is None:
- self.exec_prefix = self.prefix
-
-
- # XXX since we don't *know* that a user-supplied prefix really
- # points to another Python installation, we can't be sure that
- # writing a .pth file there will actually work -- so we don't
- # try. That is, we only set 'install_path_file' if the user
- # didn't supply prefix. There are certainly circumstances
- # under which we *should* install a .pth file when the user
- # supplies a prefix, namely when that prefix actually points to
- # another Python installation. Hmmm.
-
- self.install_base = self.prefix
- self.install_platbase = self.exec_prefix
- self.select_scheme ("unix_prefix")
-
- # finalize_unix ()
-
-
- def finalize_other (self): # Windows and Mac OS for now
-
- if self.prefix is None:
- self.prefix = os.path.normpath (sys.prefix)
- self.install_path_file = 1
-
- # XXX same caveat regarding 'install_path_file' as in
- # 'finalize_unix()'.
-
- self.install_base = self.install_platbase = self.prefix
- try:
- self.select_scheme (os.name)
- except KeyError:
- raise DistutilsPlatformError, \
- "I don't know how to install stuff on '%s'" % os.name
-
- # finalize_other ()
-
-
- def select_scheme (self, name):
- # it's the caller's problem if they supply a bad name!
- scheme = INSTALL_SCHEMES[name]
- for key in ('purelib', 'platlib', 'headers', 'scripts', 'data'):
- attrname = 'install_' + key
- if getattr(self, attrname) is None:
- setattr(self, attrname, scheme[key])
-
-
- def _expand_attrs (self, attrs):
- for attr in attrs:
- val = getattr (self, attr)
- if val is not None:
- if os.name == 'posix':
- val = os.path.expanduser (val)
- val = subst_vars (val, self.config_vars)
- setattr (self, attr, val)
-
-
- def expand_basedirs (self):
- self._expand_attrs (['install_base',
- 'install_platbase',
- 'root'])
-
- def expand_dirs (self):
- self._expand_attrs (['install_purelib',
- 'install_platlib',
- 'install_lib',
- 'install_headers',
- 'install_scripts',
- 'install_data',])
-
-
- def handle_extra_path (self):
-
- if self.extra_path is None:
- self.extra_path = self.distribution.extra_path
-
- if self.extra_path is not None:
- if type (self.extra_path) is StringType:
- self.extra_path = string.split (self.extra_path, ',')
-
- if len (self.extra_path) == 1:
- path_file = extra_dirs = self.extra_path[0]
- elif len (self.extra_path) == 2:
- (path_file, extra_dirs) = self.extra_path
- else:
- raise DistutilsOptionError, \
- "'extra_path' option must be a list, tuple, or " + \
- "comma-separated string with 1 or 2 elements"
-
- # convert to local form in case Unix notation used (as it
- # should be in setup scripts)
- extra_dirs = convert_path (extra_dirs)
-
- else:
- path_file = None
- extra_dirs = ''
-
- # XXX should we warn if path_file and not extra_dirs? (in which
- # case the path file would be harmless but pointless)
- self.path_file = path_file
- self.extra_dirs = extra_dirs
-
- # handle_extra_path ()
-
-
- def get_sub_commands (self):
- """Return the list of subcommands that we need to run. This is
- based on the 'subcommands' class attribute: each tuple in that list
- can name a method that we call to determine if the subcommand needs
- to be run for the current distribution."""
- commands = []
- for (method, cmd_name) in self.sub_commands:
- if method is not None:
- method = getattr(self, method)
- if method is None or method():
- commands.append(cmd_name)
- return commands
-
-
- def run (self):
-
- # Obviously have to build before we can install
- if not self.skip_build:
- self.run_command ('build')
-
- # Run all sub-commands (at least those that need to be run)
- for cmd_name in self.get_sub_commands():
- self.run_command (cmd_name)
-
- if self.path_file:
- self.create_path_file ()
-
- # write list of installed files, if requested.
- if self.record:
- outputs = self.get_outputs()
- if self.root: # strip any package prefix
- root_len = len(self.root)
- for counter in xrange (len (outputs)):
- outputs[counter] = outputs[counter][root_len:]
- self.execute(write_file,
- (self.record, outputs),
- "writing list of installed files to '%s'" %
- self.record)
-
- normalized_path = map (os.path.normpath, sys.path)
- if (not (self.path_file and self.install_path_file) and
- os.path.normpath (self.install_lib) not in normalized_path):
- self.warn (("modules installed to '%s', which is not in " +
- "Python's module search path (sys.path) -- " +
- "you'll have to change the search path yourself") %
- self.install_lib)
-
- # run ()
-
-
- def has_lib (self):
- """Return true if the current distribution has any Python
- modules to install."""
- return (self.distribution.has_pure_modules() or
- self.distribution.has_ext_modules())
-
- def has_headers (self):
- return self.distribution.has_headers()
-
- def has_scripts (self):
- return self.distribution.has_scripts()
-
- def has_data (self):
- return self.distribution.has_data_files()
-
-
- def get_outputs (self):
- # This command doesn't have any outputs of its own, so just
- # get the outputs of all its sub-commands.
- outputs = []
- for cmd_name in self.get_sub_commands():
- cmd = self.get_finalized_command (cmd_name)
- outputs.extend (cmd.get_outputs())
-
- return outputs
-
-
- def get_inputs (self):
- # XXX gee, this looks familiar ;-(
- inputs = []
- for cmd_name in self.get_sub_commands():
- cmd = self.get_finalized_command (cmd_name)
- inputs.extend (cmd.get_inputs())
-
- return inputs
-
-
- def create_path_file (self):
- filename = os.path.join (self.install_libbase,
- self.path_file + ".pth")
- if self.install_path_file:
- self.execute (write_file,
- (filename, [self.extra_dirs]),
- "creating %s" % filename)
- else:
- self.warn (("path file '%s' not created for alternate or custom " +
- "installation (path files only work with standard " +
- "installations)") %
- filename)
-
- # class install
-