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1 """distutils.command.install
2
3 Implements the Distutils 'install' command."""
4
5 from distutils import log
6
7 # This module should be kept compatible with Python 1.5.2.
8
9 __revision__ = "$Id$"
10
11 import sys, os, string
12 from types import *
13 from distutils.core import Command
14 from distutils.debug import DEBUG
15 from distutils.sysconfig import get_config_vars
16 from distutils.errors import DistutilsPlatformError
17 from distutils.file_util import write_file
18 from distutils.util import convert_path, subst_vars, change_root
19 from distutils.errors import DistutilsOptionError
20 from glob import glob
21
22 if sys.version < "2.2":
23 WINDOWS_SCHEME = {
24 'purelib': '$base',
25 'platlib': '$base',
26 'headers': '$base/Include/$dist_name',
27 'scripts': '$base/Scripts',
28 'data' : '$base',
29 }
30 else:
31 WINDOWS_SCHEME = {
32 'purelib': '$base/Lib/site-packages',
33 'platlib': '$base/Lib/site-packages',
34 'headers': '$base/Include/$dist_name',
35 'scripts': '$base/Scripts',
36 'data' : '$base',
37 }
38
39 INSTALL_SCHEMES = {
40 'unix_prefix': {
41 'purelib': '$base/lib/python$py_version_short/site-packages',
42 'platlib': '$platbase/lib/python$py_version_short/site-packages',
43 'headers': '$base/include/python$py_version_short/$dist_name',
44 'scripts': '$base/bin',
45 'data' : '$base',
46 },
47 'unix_home': {
48 'purelib': '$base/lib/python',
49 'platlib': '$base/lib/python',
50 'headers': '$base/include/python/$dist_name',
51 'scripts': '$base/bin',
52 'data' : '$base',
53 },
54 'nt': WINDOWS_SCHEME,
55 'mac': {
56 'purelib': '$base/Lib/site-packages',
57 'platlib': '$base/Lib/site-packages',
58 'headers': '$base/Include/$dist_name',
59 'scripts': '$base/Scripts',
60 'data' : '$base',
61 },
62 'os2': {
63 'purelib': '$base/Lib/site-packages',
64 'platlib': '$base/Lib/site-packages',
65 'headers': '$base/Include/$dist_name',
66 'scripts': '$base/Scripts',
67 'data' : '$base',
68 }
69 }
70
71 # The keys to an installation scheme; if any new types of files are to be
72 # installed, be sure to add an entry to every installation scheme above,
73 # and to SCHEME_KEYS here.
74 SCHEME_KEYS = ('purelib', 'platlib', 'headers', 'scripts', 'data')
75
76
77 class install (Command):
78
79 description = "install everything from build directory"
80
81 user_options = [
82 # Select installation scheme and set base director(y|ies)
83 ('prefix=', None,
84 "installation prefix"),
85 ('exec-prefix=', None,
86 "(Unix only) prefix for platform-specific files"),
87 ('home=', None,
88 "(Unix only) home directory to install under"),
89
90 # Or, just set the base director(y|ies)
91 ('install-base=', None,
92 "base installation directory (instead of --prefix or --home)"),
93 ('install-platbase=', None,
94 "base installation directory for platform-specific files " +
95 "(instead of --exec-prefix or --home)"),
96 ('root=', None,
97 "install everything relative to this alternate root directory"),
98
99 # Or, explicitly set the installation scheme
100 ('install-purelib=', None,
101 "installation directory for pure Python module distributions"),
102 ('install-platlib=', None,
103 "installation directory for non-pure module distributions"),
104 ('install-lib=', None,
105 "installation directory for all module distributions " +
106 "(overrides --install-purelib and --install-platlib)"),
107
108 ('install-headers=', None,
109 "installation directory for C/C++ headers"),
110 ('install-scripts=', None,
111 "installation directory for Python scripts"),
112 ('install-data=', None,
113 "installation directory for data files"),
114
115 # Byte-compilation options -- see install_lib.py for details, as
116 # these are duplicated from there (but only install_lib does
117 # anything with them).
118 ('compile', 'c', "compile .py to .pyc [default]"),
119 ('no-compile', None, "don't compile .py files"),
120 ('optimize=', 'O',
121 "also compile with optimization: -O1 for \"python -O\", "
122 "-O2 for \"python -OO\", and -O0 to disable [default: -O0]"),
123
124 # Miscellaneous control options
125 ('force', 'f',
126 "force installation (overwrite any existing files)"),
127 ('skip-build', None,
128 "skip rebuilding everything (for testing/debugging)"),
129
130 # Where to install documentation (eventually!)
131 #('doc-format=', None, "format of documentation to generate"),
132 #('install-man=', None, "directory for Unix man pages"),
133 #('install-html=', None, "directory for HTML documentation"),
134 #('install-info=', None, "directory for GNU info files"),
135
136 ('record=', None,
137 "filename in which to record list of installed files"),
138 ]
139
140 boolean_options = ['compile', 'force', 'skip-build']
141 negative_opt = {'no-compile' : 'compile'}
142
143
144 def initialize_options (self):
145
146 # High-level options: these select both an installation base
147 # and scheme.
148 self.prefix = None
149 self.exec_prefix = None
150 self.home = None
151
152 # These select only the installation base; it's up to the user to
153 # specify the installation scheme (currently, that means supplying
154 # the --install-{platlib,purelib,scripts,data} options).
155 self.install_base = None
156 self.install_platbase = None
157 self.root = None
158
159 # These options are the actual installation directories; if not
160 # supplied by the user, they are filled in using the installation
161 # scheme implied by prefix/exec-prefix/home and the contents of
162 # that installation scheme.
163 self.install_purelib = None # for pure module distributions
164 self.install_platlib = None # non-pure (dists w/ extensions)
165 self.install_headers = None # for C/C++ headers
166 self.install_lib = None # set to either purelib or platlib
167 self.install_scripts = None
168 self.install_data = None
169
170 self.compile = None
171 self.optimize = None
172
173 # These two are for putting non-packagized distributions into their
174 # own directory and creating a .pth file if it makes sense.
175 # 'extra_path' comes from the setup file; 'install_path_file' can
176 # be turned off if it makes no sense to install a .pth file. (But
177 # better to install it uselessly than to guess wrong and not
178 # install it when it's necessary and would be used!) Currently,
179 # 'install_path_file' is always true unless some outsider meddles
180 # with it.
181 self.extra_path = None
182 self.install_path_file = 1
183
184 # 'force' forces installation, even if target files are not
185 # out-of-date. 'skip_build' skips running the "build" command,
186 # handy if you know it's not necessary. 'warn_dir' (which is *not*
187 # a user option, it's just there so the bdist_* commands can turn
188 # it off) determines whether we warn about installing to a
189 # directory not in sys.path.
190 self.force = 0
191 self.skip_build = 0
192 self.warn_dir = 1
193
194 # These are only here as a conduit from the 'build' command to the
195 # 'install_*' commands that do the real work. ('build_base' isn't
196 # actually used anywhere, but it might be useful in future.) They
197 # are not user options, because if the user told the install
198 # command where the build directory is, that wouldn't affect the
199 # build command.
200 self.build_base = None
201 self.build_lib = None
202
203 # Not defined yet because we don't know anything about
204 # documentation yet.
205 #self.install_man = None
206 #self.install_html = None
207 #self.install_info = None
208
209 self.record = None
210
211
212 # -- Option finalizing methods -------------------------------------
213 # (This is rather more involved than for most commands,
214 # because this is where the policy for installing third-
215 # party Python modules on various platforms given a wide
216 # array of user input is decided. Yes, it's quite complex!)
217
218 def finalize_options (self):
219
220 # This method (and its pliant slaves, like 'finalize_unix()',
221 # 'finalize_other()', and 'select_scheme()') is where the default
222 # installation directories for modules, extension modules, and
223 # anything else we care to install from a Python module
224 # distribution. Thus, this code makes a pretty important policy
225 # statement about how third-party stuff is added to a Python
226 # installation! Note that the actual work of installation is done
227 # by the relatively simple 'install_*' commands; they just take
228 # their orders from the installation directory options determined
229 # here.
230
231 # Check for errors/inconsistencies in the options; first, stuff
232 # that's wrong on any platform.
233
234 if ((self.prefix or self.exec_prefix or self.home) and
235 (self.install_base or self.install_platbase)):
236 raise DistutilsOptionError, \
237 ("must supply either prefix/exec-prefix/home or " +
238 "install-base/install-platbase -- not both")
239
240 # Next, stuff that's wrong (or dubious) only on certain platforms.
241 if os.name == 'posix':
242 if self.home and (self.prefix or self.exec_prefix):
243 raise DistutilsOptionError, \
244 ("must supply either home or prefix/exec-prefix -- " +
245 "not both")
246 else:
247 if self.exec_prefix:
248 self.warn("exec-prefix option ignored on this platform")
249 self.exec_prefix = None
250 if self.home:
251 self.warn("home option ignored on this platform")
252 self.home = None
253
254 # Now the interesting logic -- so interesting that we farm it out
255 # to other methods. The goal of these methods is to set the final
256 # values for the install_{lib,scripts,data,...} options, using as
257 # input a heady brew of prefix, exec_prefix, home, install_base,
258 # install_platbase, user-supplied versions of
259 # install_{purelib,platlib,lib,scripts,data,...}, and the
260 # INSTALL_SCHEME dictionary above. Phew!
261
262 self.dump_dirs("pre-finalize_{unix,other}")
263
264 if os.name == 'posix':
265 self.finalize_unix()
266 else:
267 self.finalize_other()
268
269 self.dump_dirs("post-finalize_{unix,other}()")
270
271 # Expand configuration variables, tilde, etc. in self.install_base
272 # and self.install_platbase -- that way, we can use $base or
273 # $platbase in the other installation directories and not worry
274 # about needing recursive variable expansion (shudder).
275
276 py_version = (string.split(sys.version))[0]
277 (prefix, exec_prefix) = get_config_vars('prefix', 'exec_prefix')
278 self.config_vars = {'dist_name': self.distribution.get_name(),
279 'dist_version': self.distribution.get_version(),
280 'dist_fullname': self.distribution.get_fullname(),
281 'py_version': py_version,
282 'py_version_short': py_version[0:3],
283 'sys_prefix': prefix,
284 'prefix': prefix,
285 'sys_exec_prefix': exec_prefix,
286 'exec_prefix': exec_prefix,
287 }
288 self.expand_basedirs()
289
290 self.dump_dirs("post-expand_basedirs()")
291
292 # Now define config vars for the base directories so we can expand
293 # everything else.
294 self.config_vars['base'] = self.install_base
295 self.config_vars['platbase'] = self.install_platbase
296
297 if DEBUG:
298 from pprint import pprint
299 print "config vars:"
300 pprint(self.config_vars)
301
302 # Expand "~" and configuration variables in the installation
303 # directories.
304 self.expand_dirs()
305
306 self.dump_dirs("post-expand_dirs()")
307
308 # Pick the actual directory to install all modules to: either
309 # install_purelib or install_platlib, depending on whether this
310 # module distribution is pure or not. Of course, if the user
311 # already specified install_lib, use their selection.
312 if self.install_lib is None:
313 if self.distribution.ext_modules: # has extensions: non-pure
314 self.install_lib = self.install_platlib
315 else:
316 self.install_lib = self.install_purelib
317
318
319 # Convert directories from Unix /-separated syntax to the local
320 # convention.
321 self.convert_paths('lib', 'purelib', 'platlib',
322 'scripts', 'data', 'headers')
323
324 # Well, we're not actually fully completely finalized yet: we still
325 # have to deal with 'extra_path', which is the hack for allowing
326 # non-packagized module distributions (hello, Numerical Python!) to
327 # get their own directories.
328 self.handle_extra_path()
329 self.install_libbase = self.install_lib # needed for .pth file
330 self.install_lib = os.path.join(self.install_lib, self.extra_dirs)
331
332 # If a new root directory was supplied, make all the installation
333 # dirs relative to it.
334 if self.root is not None:
335 self.change_roots('libbase', 'lib', 'purelib', 'platlib',
336 'scripts', 'data', 'headers')
337
338 self.dump_dirs("after prepending root")
339
340 # Find out the build directories, ie. where to install from.
341 self.set_undefined_options('build',
342 ('build_base', 'build_base'),
343 ('build_lib', 'build_lib'))
344
345 # Punt on doc directories for now -- after all, we're punting on
346 # documentation completely!
347
348 # finalize_options ()
349
350
351 def dump_dirs (self, msg):
352 if DEBUG:
353 from distutils.fancy_getopt import longopt_xlate
354 print msg + ":"
355 for opt in self.user_options:
356 opt_name = opt[0]
357 if opt_name[-1] == "=":
358 opt_name = opt_name[0:-1]
359 opt_name = string.translate(opt_name, longopt_xlate)
360 val = getattr(self, opt_name)
361 print " %s: %s" % (opt_name, val)
362
363
364 def finalize_unix (self):
365
366 if self.install_base is not None or self.install_platbase is not None:
367 if ((self.install_lib is None and
368 self.install_purelib is None and
369 self.install_platlib is None) or
370 self.install_headers is None or
371 self.install_scripts is None or
372 self.install_data is None):
373 raise DistutilsOptionError, \
374 ("install-base or install-platbase supplied, but "
375 "installation scheme is incomplete")
376 return
377
378 if self.home is not None:
379 self.install_base = self.install_platbase = self.home
380 self.select_scheme("unix_home")
381 else:
382 if self.prefix is None:
383 if self.exec_prefix is not None:
384 raise DistutilsOptionError, \
385 "must not supply exec-prefix without prefix"
386
387 self.prefix = os.path.normpath(sys.prefix)
388 self.exec_prefix = os.path.normpath(sys.exec_prefix)
389
390 else:
391 if self.exec_prefix is None:
392 self.exec_prefix = self.prefix
393
394 self.install_base = self.prefix
395 self.install_platbase = self.exec_prefix
396 self.select_scheme("unix_prefix")
397
398 # finalize_unix ()
399
400
401 def finalize_other (self): # Windows and Mac OS for now
402
403 if self.prefix is None:
404 self.prefix = os.path.normpath(sys.prefix)
405
406 self.install_base = self.install_platbase = self.prefix
407 try:
408 self.select_scheme(os.name)
409 except KeyError:
410 raise DistutilsPlatformError, \
411 "I don't know how to install stuff on '%s'" % os.name
412
413 # finalize_other ()
414
415
416 def select_scheme (self, name):
417 # it's the caller's problem if they supply a bad name!
418 scheme = INSTALL_SCHEMES[name]
419 for key in SCHEME_KEYS:
420 attrname = 'install_' + key
421 if getattr(self, attrname) is None:
422 setattr(self, attrname, scheme[key])
423
424
425 def _expand_attrs (self, attrs):
426 for attr in attrs:
427 val = getattr(self, attr)
428 if val is not None:
429 if os.name == 'posix':
430 val = os.path.expanduser(val)
431 val = subst_vars(val, self.config_vars)
432 setattr(self, attr, val)
433
434
435 def expand_basedirs (self):
436 self._expand_attrs(['install_base',
437 'install_platbase',
438 'root'])
439
440 def expand_dirs (self):
441 self._expand_attrs(['install_purelib',
442 'install_platlib',
443 'install_lib',
444 'install_headers',
445 'install_scripts',
446 'install_data',])
447
448
449 def convert_paths (self, *names):
450 for name in names:
451 attr = "install_" + name
452 setattr(self, attr, convert_path(getattr(self, attr)))
453
454
455 def handle_extra_path (self):
456
457 if self.extra_path is None:
458 self.extra_path = self.distribution.extra_path
459
460 if self.extra_path is not None:
461 if type(self.extra_path) is StringType:
462 self.extra_path = string.split(self.extra_path, ',')
463
464 if len(self.extra_path) == 1:
465 path_file = extra_dirs = self.extra_path[0]
466 elif len(self.extra_path) == 2:
467 (path_file, extra_dirs) = self.extra_path
468 else:
469 raise DistutilsOptionError, \
470 ("'extra_path' option must be a list, tuple, or "
471 "comma-separated string with 1 or 2 elements")
472
473 # convert to local form in case Unix notation used (as it
474 # should be in setup scripts)
475 extra_dirs = convert_path(extra_dirs)
476
477 else:
478 path_file = None
479 extra_dirs = ''
480
481 # XXX should we warn if path_file and not extra_dirs? (in which
482 # case the path file would be harmless but pointless)
483 self.path_file = path_file
484 self.extra_dirs = extra_dirs
485
486 # handle_extra_path ()
487
488
489 def change_roots (self, *names):
490 for name in names:
491 attr = "install_" + name
492 setattr(self, attr, change_root(self.root, getattr(self, attr)))
493
494
495 # -- Command execution methods -------------------------------------
496
497 def run (self):
498
499 # Obviously have to build before we can install
500 if not self.skip_build:
501 self.run_command('build')
502
503 # Run all sub-commands (at least those that need to be run)
504 for cmd_name in self.get_sub_commands():
505 self.run_command(cmd_name)
506
507 if self.path_file:
508 self.create_path_file()
509
510 # write list of installed files, if requested.
511 if self.record:
512 outputs = self.get_outputs()
513 if self.root: # strip any package prefix
514 root_len = len(self.root)
515 for counter in xrange(len(outputs)):
516 outputs[counter] = outputs[counter][root_len:]
517 self.execute(write_file,
518 (self.record, outputs),
519 "writing list of installed files to '%s'" %
520 self.record)
521
522 sys_path = map(os.path.normpath, sys.path)
523 sys_path = map(os.path.normcase, sys_path)
524 install_lib = os.path.normcase(os.path.normpath(self.install_lib))
525 if (self.warn_dir and
526 not (self.path_file and self.install_path_file) and
527 install_lib not in sys_path):
528 log.debug(("modules installed to '%s', which is not in "
529 "Python's module search path (sys.path) -- "
530 "you'll have to change the search path yourself"),
531 self.install_lib)
532
533 # run ()
534
535 def create_path_file (self):
536 filename = os.path.join(self.install_libbase,
537 self.path_file + ".pth")
538 if self.install_path_file:
539 self.execute(write_file,
540 (filename, [self.extra_dirs]),
541 "creating %s" % filename)
542 else:
543 self.warn("path file '%s' not created" % filename)
544
545
546 # -- Reporting methods ---------------------------------------------
547
548 def get_outputs (self):
549 # Assemble the outputs of all the sub-commands.
550 outputs = []
551 for cmd_name in self.get_sub_commands():
552 cmd = self.get_finalized_command(cmd_name)
553 # Add the contents of cmd.get_outputs(), ensuring
554 # that outputs doesn't contain duplicate entries
555 for filename in cmd.get_outputs():
556 if filename not in outputs:
557 outputs.append(filename)
558
559 if self.path_file and self.install_path_file:
560 outputs.append(os.path.join(self.install_libbase,
561 self.path_file + ".pth"))
562
563 return outputs
564
565 def get_inputs (self):
566 # XXX gee, this looks familiar ;-(
567 inputs = []
568 for cmd_name in self.get_sub_commands():
569 cmd = self.get_finalized_command(cmd_name)
570 inputs.extend(cmd.get_inputs())
571
572 return inputs
573
574
575 # -- Predicates for sub-command list -------------------------------
576
577 def has_lib (self):
578 """Return true if the current distribution has any Python
579 modules to install."""
580 return (self.distribution.has_pure_modules() or
581 self.distribution.has_ext_modules())
582
583 def has_headers (self):
584 return self.distribution.has_headers()
585
586 def has_scripts (self):
587 return self.distribution.has_scripts()
588
589 def has_data (self):
590 return self.distribution.has_data_files()
591
592
593 # 'sub_commands': a list of commands this command might have to run to
594 # get its work done. See cmd.py for more info.
595 sub_commands = [('install_lib', has_lib),
596 ('install_headers', has_headers),
597 ('install_scripts', has_scripts),
598 ('install_data', has_data),
599 ]
600
601 # class install