symbian-qemu-0.9.1-12/python-win32-2.6.1/lib/distutils/command/install_lib.py
changeset 1 2fb8b9db1c86
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/symbian-qemu-0.9.1-12/python-win32-2.6.1/lib/distutils/command/install_lib.py	Fri Jul 31 15:01:17 2009 +0100
@@ -0,0 +1,223 @@
+# This module should be kept compatible with Python 2.1.
+
+__revision__ = "$Id: install_lib.py 61000 2008-02-23 17:40:11Z christian.heimes $"
+
+import os
+from types import IntType
+from distutils.core import Command
+from distutils.errors import DistutilsOptionError
+
+
+# Extension for Python source files.
+if hasattr(os, 'extsep'):
+    PYTHON_SOURCE_EXTENSION = os.extsep + "py"
+else:
+    PYTHON_SOURCE_EXTENSION = ".py"
+
+class install_lib (Command):
+
+    description = "install all Python modules (extensions and pure Python)"
+
+    # The byte-compilation options are a tad confusing.  Here are the
+    # possible scenarios:
+    #   1) no compilation at all (--no-compile --no-optimize)
+    #   2) compile .pyc only (--compile --no-optimize; default)
+    #   3) compile .pyc and "level 1" .pyo (--compile --optimize)
+    #   4) compile "level 1" .pyo only (--no-compile --optimize)
+    #   5) compile .pyc and "level 2" .pyo (--compile --optimize-more)
+    #   6) compile "level 2" .pyo only (--no-compile --optimize-more)
+    #
+    # The UI for this is two option, 'compile' and 'optimize'.
+    # 'compile' is strictly boolean, and only decides whether to
+    # generate .pyc files.  'optimize' is three-way (0, 1, or 2), and
+    # decides both whether to generate .pyo files and what level of
+    # optimization to use.
+
+    user_options = [
+        ('install-dir=', 'd', "directory to install to"),
+        ('build-dir=','b', "build directory (where to install from)"),
+        ('force', 'f', "force installation (overwrite existing files)"),
+        ('compile', 'c', "compile .py to .pyc [default]"),
+        ('no-compile', None, "don't compile .py files"),
+        ('optimize=', 'O',
+         "also compile with optimization: -O1 for \"python -O\", "
+         "-O2 for \"python -OO\", and -O0 to disable [default: -O0]"),
+        ('skip-build', None, "skip the build steps"),
+        ]
+
+    boolean_options = ['force', 'compile', 'skip-build']
+    negative_opt = {'no-compile' : 'compile'}
+
+
+    def initialize_options (self):
+        # let the 'install' command dictate our installation directory
+        self.install_dir = None
+        self.build_dir = None
+        self.force = 0
+        self.compile = None
+        self.optimize = None
+        self.skip_build = None
+
+    def finalize_options (self):
+
+        # Get all the information we need to install pure Python modules
+        # from the umbrella 'install' command -- build (source) directory,
+        # install (target) directory, and whether to compile .py files.
+        self.set_undefined_options('install',
+                                   ('build_lib', 'build_dir'),
+                                   ('install_lib', 'install_dir'),
+                                   ('force', 'force'),
+                                   ('compile', 'compile'),
+                                   ('optimize', 'optimize'),
+                                   ('skip_build', 'skip_build'),
+                                  )
+
+        if self.compile is None:
+            self.compile = 1
+        if self.optimize is None:
+            self.optimize = 0
+
+        if type(self.optimize) is not IntType:
+            try:
+                self.optimize = int(self.optimize)
+                assert 0 <= self.optimize <= 2
+            except (ValueError, AssertionError):
+                raise DistutilsOptionError, "optimize must be 0, 1, or 2"
+
+    def run (self):
+
+        # Make sure we have built everything we need first
+        self.build()
+
+        # Install everything: simply dump the entire contents of the build
+        # directory to the installation directory (that's the beauty of
+        # having a build directory!)
+        outfiles = self.install()
+
+        # (Optionally) compile .py to .pyc
+        if outfiles is not None and self.distribution.has_pure_modules():
+            self.byte_compile(outfiles)
+
+    # run ()
+
+
+    # -- Top-level worker functions ------------------------------------
+    # (called from 'run()')
+
+    def build (self):
+        if not self.skip_build:
+            if self.distribution.has_pure_modules():
+                self.run_command('build_py')
+            if self.distribution.has_ext_modules():
+                self.run_command('build_ext')
+
+    def install (self):
+        if os.path.isdir(self.build_dir):
+            outfiles = self.copy_tree(self.build_dir, self.install_dir)
+        else:
+            self.warn("'%s' does not exist -- no Python modules to install" %
+                      self.build_dir)
+            return
+        return outfiles
+
+    def byte_compile (self, files):
+        from distutils.util import byte_compile
+
+        # Get the "--root" directory supplied to the "install" command,
+        # and use it as a prefix to strip off the purported filename
+        # encoded in bytecode files.  This is far from complete, but it
+        # should at least generate usable bytecode in RPM distributions.
+        install_root = self.get_finalized_command('install').root
+
+        if self.compile:
+            byte_compile(files, optimize=0,
+                         force=self.force, prefix=install_root,
+                         dry_run=self.dry_run)
+        if self.optimize > 0:
+            byte_compile(files, optimize=self.optimize,
+                         force=self.force, prefix=install_root,
+                         verbose=self.verbose, dry_run=self.dry_run)
+
+
+    # -- Utility methods -----------------------------------------------
+
+    def _mutate_outputs (self, has_any, build_cmd, cmd_option, output_dir):
+
+        if not has_any:
+            return []
+
+        build_cmd = self.get_finalized_command(build_cmd)
+        build_files = build_cmd.get_outputs()
+        build_dir = getattr(build_cmd, cmd_option)
+
+        prefix_len = len(build_dir) + len(os.sep)
+        outputs = []
+        for file in build_files:
+            outputs.append(os.path.join(output_dir, file[prefix_len:]))
+
+        return outputs
+
+    # _mutate_outputs ()
+
+    def _bytecode_filenames (self, py_filenames):
+        bytecode_files = []
+        for py_file in py_filenames:
+            # Since build_py handles package data installation, the
+            # list of outputs can contain more than just .py files.
+            # Make sure we only report bytecode for the .py files.
+            ext = os.path.splitext(os.path.normcase(py_file))[1]
+            if ext != PYTHON_SOURCE_EXTENSION:
+                continue
+            if self.compile:
+                bytecode_files.append(py_file + "c")
+            if self.optimize > 0:
+                bytecode_files.append(py_file + "o")
+
+        return bytecode_files
+
+
+    # -- External interface --------------------------------------------
+    # (called by outsiders)
+
+    def get_outputs (self):
+        """Return the list of files that would be installed if this command
+        were actually run.  Not affected by the "dry-run" flag or whether
+        modules have actually been built yet.
+        """
+        pure_outputs = \
+            self._mutate_outputs(self.distribution.has_pure_modules(),
+                                 'build_py', 'build_lib',
+                                 self.install_dir)
+        if self.compile:
+            bytecode_outputs = self._bytecode_filenames(pure_outputs)
+        else:
+            bytecode_outputs = []
+
+        ext_outputs = \
+            self._mutate_outputs(self.distribution.has_ext_modules(),
+                                 'build_ext', 'build_lib',
+                                 self.install_dir)
+
+        return pure_outputs + bytecode_outputs + ext_outputs
+
+    # get_outputs ()
+
+    def get_inputs (self):
+        """Get the list of files that are input to this command, ie. the
+        files that get installed as they are named in the build tree.
+        The files in this list correspond one-to-one to the output
+        filenames returned by 'get_outputs()'.
+        """
+        inputs = []
+
+        if self.distribution.has_pure_modules():
+            build_py = self.get_finalized_command('build_py')
+            inputs.extend(build_py.get_outputs())
+
+        if self.distribution.has_ext_modules():
+            build_ext = self.get_finalized_command('build_ext')
+            inputs.extend(build_ext.get_outputs())
+
+        return inputs
+
+# class install_lib