cpython-lru_cache-weakref: Lib/os.py annotate

annotate Lib/os.py @ 25838:8540887bcec6 2.2

Backport of 2.183: Fix memory leak in add_subclass() found by NealN with valgrind.

author	Guido van Rossum <guido@python.org>
date	Fri, 18 Oct 2002 13:42:21 +0000
parents	a37cfc1c9716
children	1b1d99dda2a1

rev	line source
16972 b83a3b78314e Use r""" instead of """ for the docstring so that backslashes are preserved. Ka-Ping Yee <ping@zesty.ca> parents: 16954 diff changeset	1 r"""OS routines for Mac, DOS, NT, or Posix depending on what system we're on.
580 3169d38f6774 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	2
11706 b6f52c1ef6da More trivial comment -> docstring transformations by Ka-Ping Yee, Guido van Rossum <guido@python.org> parents: 11431 diff changeset	3 This exports:
11708 4a23cc49e2b0 Actually, the previous batch's comment should have been different; Guido van Rossum <guido@python.org> parents: 11706 diff changeset	4 - all functions from posix, nt, dos, os2, mac, or ce, e.g. unlink, stat, etc.
4a23cc49e2b0 Actually, the previous batch's comment should have been different; Guido van Rossum <guido@python.org> parents: 11706 diff changeset	5 - os.path is one of the modules posixpath, ntpath, macpath, or dospath
16949 09ba15ee1961 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16820 diff changeset	6 - os.name is 'posix', 'nt', 'dos', 'os2', 'mac', 'ce' or 'riscos'
11706 b6f52c1ef6da More trivial comment -> docstring transformations by Ka-Ping Yee, Guido van Rossum <guido@python.org> parents: 11431 diff changeset	7 - os.curdir is a string representing the current directory ('.' or ':')
b6f52c1ef6da More trivial comment -> docstring transformations by Ka-Ping Yee, Guido van Rossum <guido@python.org> parents: 11431 diff changeset	8 - os.pardir is a string representing the parent directory ('..' or '::')
b6f52c1ef6da More trivial comment -> docstring transformations by Ka-Ping Yee, Guido van Rossum <guido@python.org> parents: 11431 diff changeset	9 - os.sep is the (or a most common) pathname separator ('/' or ':' or '\\')
20654 edd9d0b3c47e SF patch #474590 -- RISC OS support Guido van Rossum <guido@python.org> parents: 20551 diff changeset	10 - os.extsep is the extension separator ('.' or '/')
11708 4a23cc49e2b0 Actually, the previous batch's comment should have been different; Guido van Rossum <guido@python.org> parents: 11706 diff changeset	11 - os.altsep is the alternate pathname separator (None or '/')
11706 b6f52c1ef6da More trivial comment -> docstring transformations by Ka-Ping Yee, Guido van Rossum <guido@python.org> parents: 11431 diff changeset	12 - os.pathsep is the component separator used in $PATH etc
11708 4a23cc49e2b0 Actually, the previous batch's comment should have been different; Guido van Rossum <guido@python.org> parents: 11706 diff changeset	13 - os.linesep is the line separator in text files ('\r' or '\n' or '\r\n')
11706 b6f52c1ef6da More trivial comment -> docstring transformations by Ka-Ping Yee, Guido van Rossum <guido@python.org> parents: 11431 diff changeset	14 - os.defpath is the default search path for executables
580 3169d38f6774 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	15
11706 b6f52c1ef6da More trivial comment -> docstring transformations by Ka-Ping Yee, Guido van Rossum <guido@python.org> parents: 11431 diff changeset	16 Programs that import and use 'os' stand a better chance of being
b6f52c1ef6da More trivial comment -> docstring transformations by Ka-Ping Yee, Guido van Rossum <guido@python.org> parents: 11431 diff changeset	17 portable between different platforms. Of course, they must then
b6f52c1ef6da More trivial comment -> docstring transformations by Ka-Ping Yee, Guido van Rossum <guido@python.org> parents: 11431 diff changeset	18 only use functions that are defined by all platforms (e.g., unlink
b6f52c1ef6da More trivial comment -> docstring transformations by Ka-Ping Yee, Guido van Rossum <guido@python.org> parents: 11431 diff changeset	19 and opendir), and leave all pathname manipulation to os.path
b6f52c1ef6da More trivial comment -> docstring transformations by Ka-Ping Yee, Guido van Rossum <guido@python.org> parents: 11431 diff changeset	20 (e.g., split and join).
b6f52c1ef6da More trivial comment -> docstring transformations by Ka-Ping Yee, Guido van Rossum <guido@python.org> parents: 11431 diff changeset	21 """
580 3169d38f6774 Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	22
16460 c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	23 #'
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	24
6204 24d668454cb0 Write out the dynamic OS choice, to avoid exec statements. Guido van Rossum <guido@python.org> parents: 3805 diff changeset	25 import sys
772 d945cf33a64f Added definition for pardir ('..') Guido van Rossum <guido@python.org> parents: 580 diff changeset	26
6204 24d668454cb0 Write out the dynamic OS choice, to avoid exec statements. Guido van Rossum <guido@python.org> parents: 3805 diff changeset	27 _names = sys.builtin_module_names
24d668454cb0 Write out the dynamic OS choice, to avoid exec statements. Guido van Rossum <guido@python.org> parents: 3805 diff changeset	28
24d668454cb0 Write out the dynamic OS choice, to avoid exec statements. Guido van Rossum <guido@python.org> parents: 3805 diff changeset	29 altsep = None
1785 dd167bfd7a08 do fake "import posix" for freeze.py script Guido van Rossum <guido@python.org> parents: 1745 diff changeset	30
16820 f54bae86a2c6 added some elements missing from __all__ Skip Montanaro <skip@pobox.com> parents: 16460 diff changeset	31 __all__ = ["altsep", "curdir", "pardir", "sep", "pathsep", "linesep",
f54bae86a2c6 added some elements missing from __all__ Skip Montanaro <skip@pobox.com> parents: 16460 diff changeset	32 "defpath", "name"]
16460 c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	33
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	34 def _get_exports_list(module):
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	35 try:
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	36 return list(module.__all__)
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	37 except AttributeError:
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	38 return [n for n in dir(module) if n[0] != '_']
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	39
6204 24d668454cb0 Write out the dynamic OS choice, to avoid exec statements. Guido van Rossum <guido@python.org> parents: 3805 diff changeset	40 if 'posix' in _names:
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	41 name = 'posix'
8413 55fc8d933087 introduce a new platform-specific variable: os.linesep is the Guido van Rossum <guido@python.org> parents: 6760 diff changeset	42 linesep = '\n'
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	43 curdir = '.'; pardir = '..'; sep = '/'; pathsep = ':'
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	44 defpath = ':/bin:/usr/bin'
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	45 from posix import *
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	46 try:
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	47 from posix import _exit
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	48 except ImportError:
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	49 pass
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	50 import posixpath
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	51 path = posixpath
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	52 del posixpath
16460 c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	53
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	54 import posix
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	55 __all__.extend(_get_exports_list(posix))
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	56 del posix
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	57
6204 24d668454cb0 Write out the dynamic OS choice, to avoid exec statements. Guido van Rossum <guido@python.org> parents: 3805 diff changeset	58 elif 'nt' in _names:
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	59 name = 'nt'
8413 55fc8d933087 introduce a new platform-specific variable: os.linesep is the Guido van Rossum <guido@python.org> parents: 6760 diff changeset	60 linesep = '\r\n'
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	61 curdir = '.'; pardir = '..'; sep = '\\'; pathsep = ';'
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	62 defpath = '.;C:\\bin'
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	63 from nt import *
10266 2f425a57d9af As Finn Bock points out, _P_WAIT etc. don't have a leading underscore Guido van Rossum <guido@python.org> parents: 10068 diff changeset	64 for i in ['_exit']:
10068 6d6f427ab6ec Special-case _P_WAIT etc. for NT. Guido van Rossum <guido@python.org> parents: 9907 diff changeset	65 try:
6d6f427ab6ec Special-case _P_WAIT etc. for NT. Guido van Rossum <guido@python.org> parents: 9907 diff changeset	66 exec "from nt import " + i
6d6f427ab6ec Special-case _P_WAIT etc. for NT. Guido van Rossum <guido@python.org> parents: 9907 diff changeset	67 except ImportError:
6d6f427ab6ec Special-case _P_WAIT etc. for NT. Guido van Rossum <guido@python.org> parents: 9907 diff changeset	68 pass
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	69 import ntpath
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	70 path = ntpath
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	71 del ntpath
16460 c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	72
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	73 import nt
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	74 __all__.extend(_get_exports_list(nt))
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	75 del nt
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	76
6204 24d668454cb0 Write out the dynamic OS choice, to avoid exec statements. Guido van Rossum <guido@python.org> parents: 3805 diff changeset	77 elif 'dos' in _names:
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	78 name = 'dos'
8413 55fc8d933087 introduce a new platform-specific variable: os.linesep is the Guido van Rossum <guido@python.org> parents: 6760 diff changeset	79 linesep = '\r\n'
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	80 curdir = '.'; pardir = '..'; sep = '\\'; pathsep = ';'
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	81 defpath = '.;C:\\bin'
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	82 from dos import *
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	83 try:
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	84 from dos import _exit
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	85 except ImportError:
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	86 pass
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	87 import dospath
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	88 path = dospath
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	89 del dospath
16460 c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	90
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	91 import dos
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	92 __all__.extend(_get_exports_list(dos))
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	93 del dos
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	94
6626 5e31d381fa47 os2 patch by Jeff Rush Guido van Rossum <guido@python.org> parents: 6204 diff changeset	95 elif 'os2' in _names:
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	96 name = 'os2'
8413 55fc8d933087 introduce a new platform-specific variable: os.linesep is the Guido van Rossum <guido@python.org> parents: 6760 diff changeset	97 linesep = '\r\n'
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	98 curdir = '.'; pardir = '..'; sep = '\\'; pathsep = ';'
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	99 defpath = '.;C:\\bin'
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	100 from os2 import *
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	101 try:
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	102 from os2 import _exit
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	103 except ImportError:
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	104 pass
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	105 import ntpath
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	106 path = ntpath
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	107 del ntpath
16460 c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	108
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	109 import os2
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	110 __all__.extend(_get_exports_list(os2))
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	111 del os2
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	112
6204 24d668454cb0 Write out the dynamic OS choice, to avoid exec statements. Guido van Rossum <guido@python.org> parents: 3805 diff changeset	113 elif 'mac' in _names:
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	114 name = 'mac'
8413 55fc8d933087 introduce a new platform-specific variable: os.linesep is the Guido van Rossum <guido@python.org> parents: 6760 diff changeset	115 linesep = '\r'
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	116 curdir = ':'; pardir = '::'; sep = ':'; pathsep = '\n'
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	117 defpath = ':'
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	118 from mac import *
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	119 try:
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	120 from mac import _exit
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	121 except ImportError:
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	122 pass
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	123 import macpath
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	124 path = macpath
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	125 del macpath
16460 c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	126
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	127 import mac
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	128 __all__.extend(_get_exports_list(mac))
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	129 del mac
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	130
10971 ddd216003bd1 Mark Hammond: patch for Windows/CE. Guido van Rossum <guido@python.org> parents: 10811 diff changeset	131 elif 'ce' in _names:
ddd216003bd1 Mark Hammond: patch for Windows/CE. Guido van Rossum <guido@python.org> parents: 10811 diff changeset	132 name = 'ce'
ddd216003bd1 Mark Hammond: patch for Windows/CE. Guido van Rossum <guido@python.org> parents: 10811 diff changeset	133 linesep = '\r\n'
ddd216003bd1 Mark Hammond: patch for Windows/CE. Guido van Rossum <guido@python.org> parents: 10811 diff changeset	134 curdir = '.'; pardir = '..'; sep = '\\'; pathsep = ';'
ddd216003bd1 Mark Hammond: patch for Windows/CE. Guido van Rossum <guido@python.org> parents: 10811 diff changeset	135 defpath = '\\Windows'
ddd216003bd1 Mark Hammond: patch for Windows/CE. Guido van Rossum <guido@python.org> parents: 10811 diff changeset	136 from ce import *
ddd216003bd1 Mark Hammond: patch for Windows/CE. Guido van Rossum <guido@python.org> parents: 10811 diff changeset	137 for i in ['_exit']:
ddd216003bd1 Mark Hammond: patch for Windows/CE. Guido van Rossum <guido@python.org> parents: 10811 diff changeset	138 try:
ddd216003bd1 Mark Hammond: patch for Windows/CE. Guido van Rossum <guido@python.org> parents: 10811 diff changeset	139 exec "from ce import " + i
ddd216003bd1 Mark Hammond: patch for Windows/CE. Guido van Rossum <guido@python.org> parents: 10811 diff changeset	140 except ImportError:
ddd216003bd1 Mark Hammond: patch for Windows/CE. Guido van Rossum <guido@python.org> parents: 10811 diff changeset	141 pass
ddd216003bd1 Mark Hammond: patch for Windows/CE. Guido van Rossum <guido@python.org> parents: 10811 diff changeset	142 # We can use the standard Windows path.
ddd216003bd1 Mark Hammond: patch for Windows/CE. Guido van Rossum <guido@python.org> parents: 10811 diff changeset	143 import ntpath
ddd216003bd1 Mark Hammond: patch for Windows/CE. Guido van Rossum <guido@python.org> parents: 10811 diff changeset	144 path = ntpath
ddd216003bd1 Mark Hammond: patch for Windows/CE. Guido van Rossum <guido@python.org> parents: 10811 diff changeset	145 del ntpath
16460 c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	146
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	147 import ce
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	148 __all__.extend(_get_exports_list(ce))
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	149 del ce
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	150
16949 09ba15ee1961 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16820 diff changeset	151 elif 'riscos' in _names:
09ba15ee1961 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16820 diff changeset	152 name = 'riscos'
09ba15ee1961 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16820 diff changeset	153 linesep = '\n'
09ba15ee1961 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16820 diff changeset	154 curdir = '@'; pardir = '^'; sep = '.'; pathsep = ','
09ba15ee1961 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16820 diff changeset	155 defpath = '<Run$Dir>'
09ba15ee1961 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16820 diff changeset	156 from riscos import *
09ba15ee1961 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16820 diff changeset	157 try:
09ba15ee1961 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16820 diff changeset	158 from riscos import _exit
09ba15ee1961 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16820 diff changeset	159 except ImportError:
09ba15ee1961 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16820 diff changeset	160 pass
09ba15ee1961 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16820 diff changeset	161 import riscospath
09ba15ee1961 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16820 diff changeset	162 path = riscospath
09ba15ee1961 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16820 diff changeset	163 del riscospath
09ba15ee1961 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16820 diff changeset	164
09ba15ee1961 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16820 diff changeset	165 import riscos
09ba15ee1961 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16820 diff changeset	166 __all__.extend(_get_exports_list(riscos))
17000 e59eda525fc1 fix typo in extending __all__ for riscos platform - closes bug 406296 Skip Montanaro <skip@pobox.com> parents: 16972 diff changeset	167 del riscos
16949 09ba15ee1961 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16820 diff changeset	168
1745 d5b67d2ec7ee Merge changes Guido van Rossum <guido@python.org> parents: 1463 diff changeset	169 else:
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	170 raise ImportError, 'no os specific module found'
1403 6278933d02e3 * string.py: added rindex(), rfind(); changed index() to interpret Guido van Rossum <guido@python.org> parents: 1197 diff changeset	171
20654 edd9d0b3c47e SF patch #474590 -- RISC OS support Guido van Rossum <guido@python.org> parents: 20551 diff changeset	172
edd9d0b3c47e SF patch #474590 -- RISC OS support Guido van Rossum <guido@python.org> parents: 20551 diff changeset	173 if sep=='.':
edd9d0b3c47e SF patch #474590 -- RISC OS support Guido van Rossum <guido@python.org> parents: 20551 diff changeset	174 extsep = '/'
edd9d0b3c47e SF patch #474590 -- RISC OS support Guido van Rossum <guido@python.org> parents: 20551 diff changeset	175 else:
edd9d0b3c47e SF patch #474590 -- RISC OS support Guido van Rossum <guido@python.org> parents: 20551 diff changeset	176 extsep = '.'
edd9d0b3c47e SF patch #474590 -- RISC OS support Guido van Rossum <guido@python.org> parents: 20551 diff changeset	177
16460 c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	178 __all__.append("path")
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	179
6204 24d668454cb0 Write out the dynamic OS choice, to avoid exec statements. Guido van Rossum <guido@python.org> parents: 3805 diff changeset	180 del _names
24d668454cb0 Write out the dynamic OS choice, to avoid exec statements. Guido van Rossum <guido@python.org> parents: 3805 diff changeset	181
9907 11414f023ad0 Enable os.path as a mostly-normal submodule, including "from os.path Fred Drake <fdrake@acm.org> parents: 8814 diff changeset	182 sys.modules['os.path'] = path
11414f023ad0 Enable os.path as a mostly-normal submodule, including "from os.path Fred Drake <fdrake@acm.org> parents: 8814 diff changeset	183
16460 c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	184 #'
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	185
8744 1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	186 # Super directory utilities.
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	187 # (Inspired by Eric Raymond; the doc strings are mostly his)
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	188
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	189 def makedirs(name, mode=0777):
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	190 """makedirs(path [, mode=0777]) -> None
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	191
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	192 Super-mkdir; create a leaf directory and all intermediate ones.
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	193 Works like mkdir, except that any intermediate path segment (not
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	194 just the rightmost) will be created if it does not exist. This is
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	195 recursive.
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	196
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	197 """
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	198 head, tail = path.split(name)
13711 48886fa82ad5 makedirs(), removedirs(): If the tail of the path is empty, do a second Fred Drake <fdrake@acm.org> parents: 13620 diff changeset	199 if not tail:
48886fa82ad5 makedirs(), removedirs(): If the tail of the path is empty, do a second Fred Drake <fdrake@acm.org> parents: 13620 diff changeset	200 head, tail = path.split(head)
8744 1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	201 if head and tail and not path.exists(head):
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	202 makedirs(head, mode)
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	203 mkdir(name, mode)
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	204
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	205 def removedirs(name):
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	206 """removedirs(path) -> None
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	207
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	208 Super-rmdir; remove a leaf directory and empty all intermediate
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	209 ones. Works like rmdir except that, if the leaf directory is
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	210 successfully removed, directories corresponding to rightmost path
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	211 segments will be pruned way until either the whole path is
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	212 consumed or an error occurs. Errors during this latter phase are
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	213 ignored -- they generally mean that a directory was not empty.
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	214
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	215 """
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	216 rmdir(name)
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	217 head, tail = path.split(name)
13711 48886fa82ad5 makedirs(), removedirs(): If the tail of the path is empty, do a second Fred Drake <fdrake@acm.org> parents: 13620 diff changeset	218 if not tail:
48886fa82ad5 makedirs(), removedirs(): If the tail of the path is empty, do a second Fred Drake <fdrake@acm.org> parents: 13620 diff changeset	219 head, tail = path.split(head)
8744 1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	220 while head and tail:
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	221 try:
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	222 rmdir(head)
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	223 except error:
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	224 break
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	225 head, tail = path.split(head)
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	226
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	227 def renames(old, new):
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	228 """renames(old, new) -> None
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	229
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	230 Super-rename; create directories as necessary and delete any left
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	231 empty. Works like rename, except creation of any intermediate
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	232 directories needed to make the new pathname good is attempted
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	233 first. After the rename, directories corresponding to rightmost
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	234 path segments of the old name will be pruned way until either the
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	235 whole path is consumed or a nonempty directory is found.
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	236
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	237 Note: this function can fail with the new directory structure made
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	238 if you lack permissions needed to unlink the leaf directory or
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	239 file.
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	240
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	241 """
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	242 head, tail = path.split(new)
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	243 if head and tail and not path.exists(head):
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	244 makedirs(head)
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	245 rename(old, new)
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	246 head, tail = path.split(old)
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	247 if head and tail:
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	248 try:
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	249 removedirs(head)
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	250 except error:
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	251 pass
1d581a6dfeee Add makedirs(), removedirs(), renames() -- ESR-inspired super-versions Guido van Rossum <guido@python.org> parents: 8413 diff changeset	252
16460 c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	253 __all__.extend(["makedirs", "removedirs", "renames"])
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	254
6204 24d668454cb0 Write out the dynamic OS choice, to avoid exec statements. Guido van Rossum <guido@python.org> parents: 3805 diff changeset	255 # Make sure os.environ exists, at least
24d668454cb0 Write out the dynamic OS choice, to avoid exec statements. Guido van Rossum <guido@python.org> parents: 3805 diff changeset	256 try:
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	257 environ
6204 24d668454cb0 Write out the dynamic OS choice, to avoid exec statements. Guido van Rossum <guido@python.org> parents: 3805 diff changeset	258 except NameError:
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	259 environ = {}
6204 24d668454cb0 Write out the dynamic OS choice, to avoid exec statements. Guido van Rossum <guido@python.org> parents: 3805 diff changeset	260
1403 6278933d02e3 * string.py: added rindex(), rfind(); changed index() to interpret Guido van Rossum <guido@python.org> parents: 1197 diff changeset	261 def execl(file, *args):
12488 8b330d163800 Michael Hudson: Guido van Rossum <guido@python.org> parents: 12434 diff changeset	262 """execl(file, *args)
8b330d163800 Michael Hudson: Guido van Rossum <guido@python.org> parents: 12434 diff changeset	263
8b330d163800 Michael Hudson: Guido van Rossum <guido@python.org> parents: 12434 diff changeset	264 Execute the executable file with argument list args, replacing the
8b330d163800 Michael Hudson: Guido van Rossum <guido@python.org> parents: 12434 diff changeset	265 current process. """
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	266 execv(file, args)
1403 6278933d02e3 * string.py: added rindex(), rfind(); changed index() to interpret Guido van Rossum <guido@python.org> parents: 1197 diff changeset	267
6278933d02e3 * string.py: added rindex(), rfind(); changed index() to interpret Guido van Rossum <guido@python.org> parents: 1197 diff changeset	268 def execle(file, *args):
12488 8b330d163800 Michael Hudson: Guido van Rossum <guido@python.org> parents: 12434 diff changeset	269 """execle(file, *args, env)
8b330d163800 Michael Hudson: Guido van Rossum <guido@python.org> parents: 12434 diff changeset	270
8b330d163800 Michael Hudson: Guido van Rossum <guido@python.org> parents: 12434 diff changeset	271 Execute the executable file with argument list args and
8b330d163800 Michael Hudson: Guido van Rossum <guido@python.org> parents: 12434 diff changeset	272 environment env, replacing the current process. """
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	273 env = args[-1]
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	274 execve(file, args[:-1], env)
1403 6278933d02e3 * string.py: added rindex(), rfind(); changed index() to interpret Guido van Rossum <guido@python.org> parents: 1197 diff changeset	275
6278933d02e3 * string.py: added rindex(), rfind(); changed index() to interpret Guido van Rossum <guido@python.org> parents: 1197 diff changeset	276 def execlp(file, *args):
12488 8b330d163800 Michael Hudson: Guido van Rossum <guido@python.org> parents: 12434 diff changeset	277 """execlp(file, *args)
8b330d163800 Michael Hudson: Guido van Rossum <guido@python.org> parents: 12434 diff changeset	278
8b330d163800 Michael Hudson: Guido van Rossum <guido@python.org> parents: 12434 diff changeset	279 Execute the executable file (which is searched for along $PATH)
8b330d163800 Michael Hudson: Guido van Rossum <guido@python.org> parents: 12434 diff changeset	280 with argument list args, replacing the current process. """
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	281 execvp(file, args)
1403 6278933d02e3 * string.py: added rindex(), rfind(); changed index() to interpret Guido van Rossum <guido@python.org> parents: 1197 diff changeset	282
2539 534a97c400cc add execvpe -- mix of execvp and execve Guido van Rossum <guido@python.org> parents: 1932 diff changeset	283 def execlpe(file, *args):
12488 8b330d163800 Michael Hudson: Guido van Rossum <guido@python.org> parents: 12434 diff changeset	284 """execlpe(file, *args, env)
8b330d163800 Michael Hudson: Guido van Rossum <guido@python.org> parents: 12434 diff changeset	285
8b330d163800 Michael Hudson: Guido van Rossum <guido@python.org> parents: 12434 diff changeset	286 Execute the executable file (which is searched for along $PATH)
8b330d163800 Michael Hudson: Guido van Rossum <guido@python.org> parents: 12434 diff changeset	287 with argument list args and environment env, replacing the current
15870 010d03853546 Whitespace normalization. Tim Peters <tim.peters@gmail.com> parents: 14913 diff changeset	288 process. """
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	289 env = args[-1]
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	290 execvpe(file, args[:-1], env)
2539 534a97c400cc add execvpe -- mix of execvp and execve Guido van Rossum <guido@python.org> parents: 1932 diff changeset	291
534a97c400cc add execvpe -- mix of execvp and execve Guido van Rossum <guido@python.org> parents: 1932 diff changeset	292 def execvp(file, args):
12488 8b330d163800 Michael Hudson: Guido van Rossum <guido@python.org> parents: 12434 diff changeset	293 """execp(file, args)
8b330d163800 Michael Hudson: Guido van Rossum <guido@python.org> parents: 12434 diff changeset	294
8b330d163800 Michael Hudson: Guido van Rossum <guido@python.org> parents: 12434 diff changeset	295 Execute the executable file (which is searched for along $PATH)
8b330d163800 Michael Hudson: Guido van Rossum <guido@python.org> parents: 12434 diff changeset	296 with argument list args, replacing the current process.
13620 5b727ab37092 Spelling fixes supplied by Rob W. W. Hooft. All these are fixes in either Thomas Wouters <thomas@python.org> parents: 12502 diff changeset	297 args may be a list or tuple of strings. """
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	298 _execvpe(file, args)
2539 534a97c400cc add execvpe -- mix of execvp and execve Guido van Rossum <guido@python.org> parents: 1932 diff changeset	299
534a97c400cc add execvpe -- mix of execvp and execve Guido van Rossum <guido@python.org> parents: 1932 diff changeset	300 def execvpe(file, args, env):
25103 f9e4243ff792 Backport: Guido van Rossum <guido@python.org> parents: 24667 diff changeset	301 """execvpe(file, args, env)
12488 8b330d163800 Michael Hudson: Guido van Rossum <guido@python.org> parents: 12434 diff changeset	302
8b330d163800 Michael Hudson: Guido van Rossum <guido@python.org> parents: 12434 diff changeset	303 Execute the executable file (which is searched for along $PATH)
8b330d163800 Michael Hudson: Guido van Rossum <guido@python.org> parents: 12434 diff changeset	304 with argument list args and environment env , replacing the
8b330d163800 Michael Hudson: Guido van Rossum <guido@python.org> parents: 12434 diff changeset	305 current process.
15870 010d03853546 Whitespace normalization. Tim Peters <tim.peters@gmail.com> parents: 14913 diff changeset	306 args may be a list or tuple of strings. """
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	307 _execvpe(file, args, env)
2539 534a97c400cc add execvpe -- mix of execvp and execve Guido van Rossum <guido@python.org> parents: 1932 diff changeset	308
16460 c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	309 __all__.extend(["execl","execle","execlp","execlpe","execvp","execvpe"])
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	310
11427 98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	311 def _execvpe(file, args, env=None):
24667 579f09c0fdbc Backport of SF patch 590294: os._execvpe security fix (Zack Weinberg). Guido van Rossum <guido@python.org> parents: 22335 diff changeset	312 from errno import ENOENT, ENOTDIR
579f09c0fdbc Backport of SF patch 590294: os._execvpe security fix (Zack Weinberg). Guido van Rossum <guido@python.org> parents: 22335 diff changeset	313
11427 98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	314 if env is not None:
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	315 func = execve
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	316 argrest = (args, env)
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	317 else:
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	318 func = execv
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	319 argrest = (args,)
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	320 env = environ
24667 579f09c0fdbc Backport of SF patch 590294: os._execvpe security fix (Zack Weinberg). Guido van Rossum <guido@python.org> parents: 22335 diff changeset	321
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	322 head, tail = path.split(file)
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	323 if head:
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	324 apply(func, (file,) + argrest)
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	325 return
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	326 if env.has_key('PATH'):
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	327 envpath = env['PATH']
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	328 else:
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	329 envpath = defpath
12232 63135e9def24 Patch by Fred Gansevles. Guido van Rossum <guido@python.org> parents: 11708 diff changeset	330 PATH = envpath.split(pathsep)
25103 f9e4243ff792 Backport: Guido van Rossum <guido@python.org> parents: 24667 diff changeset	331 saved_exc = None
f9e4243ff792 Backport: Guido van Rossum <guido@python.org> parents: 24667 diff changeset	332 saved_tb = None
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	333 for dir in PATH:
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	334 fullname = path.join(dir, file)
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	335 try:
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	336 apply(func, (fullname,) + argrest)
25103 f9e4243ff792 Backport: Guido van Rossum <guido@python.org> parents: 24667 diff changeset	337 except error, e:
f9e4243ff792 Backport: Guido van Rossum <guido@python.org> parents: 24667 diff changeset	338 tb = sys.exc_info()[2]
f9e4243ff792 Backport: Guido van Rossum <guido@python.org> parents: 24667 diff changeset	339 if (e.errno != ENOENT and e.errno != ENOTDIR
f9e4243ff792 Backport: Guido van Rossum <guido@python.org> parents: 24667 diff changeset	340 and saved_exc is None):
f9e4243ff792 Backport: Guido van Rossum <guido@python.org> parents: 24667 diff changeset	341 saved_exc = e
f9e4243ff792 Backport: Guido van Rossum <guido@python.org> parents: 24667 diff changeset	342 saved_tb = tb
f9e4243ff792 Backport: Guido van Rossum <guido@python.org> parents: 24667 diff changeset	343 if saved_exc:
f9e4243ff792 Backport: Guido van Rossum <guido@python.org> parents: 24667 diff changeset	344 raise error, saved_exc, saved_tb
f9e4243ff792 Backport: Guido van Rossum <guido@python.org> parents: 24667 diff changeset	345 raise error, e, tb
16949 09ba15ee1961 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16820 diff changeset	346
17007 4c17cb2c621e Unify _Environ processing on riscos with other platforms. Martin v. Löwis <martin@v.loewis.de> parents: 17000 diff changeset	347 # Change environ to automatically call putenv() if it exists
4c17cb2c621e Unify _Environ processing on riscos with other platforms. Martin v. Löwis <martin@v.loewis.de> parents: 17000 diff changeset	348 try:
4c17cb2c621e Unify _Environ processing on riscos with other platforms. Martin v. Löwis <martin@v.loewis.de> parents: 17000 diff changeset	349 # This will fail if there's no putenv
4c17cb2c621e Unify _Environ processing on riscos with other platforms. Martin v. Löwis <martin@v.loewis.de> parents: 17000 diff changeset	350 putenv
4c17cb2c621e Unify _Environ processing on riscos with other platforms. Martin v. Löwis <martin@v.loewis.de> parents: 17000 diff changeset	351 except NameError:
4c17cb2c621e Unify _Environ processing on riscos with other platforms. Martin v. Löwis <martin@v.loewis.de> parents: 17000 diff changeset	352 pass
4c17cb2c621e Unify _Environ processing on riscos with other platforms. Martin v. Löwis <martin@v.loewis.de> parents: 17000 diff changeset	353 else:
4c17cb2c621e Unify _Environ processing on riscos with other platforms. Martin v. Löwis <martin@v.loewis.de> parents: 17000 diff changeset	354 import UserDict
3805 4f73962aaba6 Added hook to os.environ to call putenv(), if it exists. Guido van Rossum <guido@python.org> parents: 2921 diff changeset	355
20551 c9608c790f6f SF patch #460805 by Chris Gonnerman: Support for unsetenv() Guido van Rossum <guido@python.org> parents: 17007 diff changeset	356 # Fake unsetenv() for Windows
20765 3a07bd2b0386 Whitespace normalization. Tim Peters <tim.peters@gmail.com> parents: 20654 diff changeset	357 # not sure about os2 and dos here but
20551 c9608c790f6f SF patch #460805 by Chris Gonnerman: Support for unsetenv() Guido van Rossum <guido@python.org> parents: 17007 diff changeset	358 # I'm guessing they are the same.
c9608c790f6f SF patch #460805 by Chris Gonnerman: Support for unsetenv() Guido van Rossum <guido@python.org> parents: 17007 diff changeset	359
c9608c790f6f SF patch #460805 by Chris Gonnerman: Support for unsetenv() Guido van Rossum <guido@python.org> parents: 17007 diff changeset	360 if name in ('os2', 'nt', 'dos'):
c9608c790f6f SF patch #460805 by Chris Gonnerman: Support for unsetenv() Guido van Rossum <guido@python.org> parents: 17007 diff changeset	361 def unsetenv(key):
c9608c790f6f SF patch #460805 by Chris Gonnerman: Support for unsetenv() Guido van Rossum <guido@python.org> parents: 17007 diff changeset	362 putenv(key, "")
c9608c790f6f SF patch #460805 by Chris Gonnerman: Support for unsetenv() Guido van Rossum <guido@python.org> parents: 17007 diff changeset	363
17007 4c17cb2c621e Unify _Environ processing on riscos with other platforms. Martin v. Löwis <martin@v.loewis.de> parents: 17000 diff changeset	364 if name == "riscos":
4c17cb2c621e Unify _Environ processing on riscos with other platforms. Martin v. Löwis <martin@v.loewis.de> parents: 17000 diff changeset	365 # On RISC OS, all env access goes through getenv and putenv
4c17cb2c621e Unify _Environ processing on riscos with other platforms. Martin v. Löwis <martin@v.loewis.de> parents: 17000 diff changeset	366 from riscosenviron import _Environ
4c17cb2c621e Unify _Environ processing on riscos with other platforms. Martin v. Löwis <martin@v.loewis.de> parents: 17000 diff changeset	367 elif name in ('os2', 'nt', 'dos'): # Where Env Var Names Must Be UPPERCASE
8814 6738e5383977 Support case insensitive treatment of os.environ keys on Windows and Guido van Rossum <guido@python.org> parents: 8744 diff changeset	368 # But we store them as upper case
25142 deb64dfc8416 Have os.environ inherit from the iterable version of UserDict. Raymond Hettinger <python@rcn.com> parents: 25103 diff changeset	369 class _Environ(UserDict.IterableUserDict):
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	370 def __init__(self, environ):
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	371 UserDict.UserDict.__init__(self)
8814 6738e5383977 Support case insensitive treatment of os.environ keys on Windows and Guido van Rossum <guido@python.org> parents: 8744 diff changeset	372 data = self.data
6738e5383977 Support case insensitive treatment of os.environ keys on Windows and Guido van Rossum <guido@python.org> parents: 8744 diff changeset	373 for k, v in environ.items():
12232 63135e9def24 Patch by Fred Gansevles. Guido van Rossum <guido@python.org> parents: 11708 diff changeset	374 data[k.upper()] = v
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	375 def __setitem__(self, key, item):
8814 6738e5383977 Support case insensitive treatment of os.environ keys on Windows and Guido van Rossum <guido@python.org> parents: 8744 diff changeset	376 putenv(key, item)
12232 63135e9def24 Patch by Fred Gansevles. Guido van Rossum <guido@python.org> parents: 11708 diff changeset	377 self.data[key.upper()] = item
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	378 def __getitem__(self, key):
12232 63135e9def24 Patch by Fred Gansevles. Guido van Rossum <guido@python.org> parents: 11708 diff changeset	379 return self.data[key.upper()]
20551 c9608c790f6f SF patch #460805 by Chris Gonnerman: Support for unsetenv() Guido van Rossum <guido@python.org> parents: 17007 diff changeset	380 try:
c9608c790f6f SF patch #460805 by Chris Gonnerman: Support for unsetenv() Guido van Rossum <guido@python.org> parents: 17007 diff changeset	381 unsetenv
c9608c790f6f SF patch #460805 by Chris Gonnerman: Support for unsetenv() Guido van Rossum <guido@python.org> parents: 17007 diff changeset	382 except NameError:
c9608c790f6f SF patch #460805 by Chris Gonnerman: Support for unsetenv() Guido van Rossum <guido@python.org> parents: 17007 diff changeset	383 def __delitem__(self, key):
c9608c790f6f SF patch #460805 by Chris Gonnerman: Support for unsetenv() Guido van Rossum <guido@python.org> parents: 17007 diff changeset	384 del self.data[key.upper()]
c9608c790f6f SF patch #460805 by Chris Gonnerman: Support for unsetenv() Guido van Rossum <guido@python.org> parents: 17007 diff changeset	385 else:
c9608c790f6f SF patch #460805 by Chris Gonnerman: Support for unsetenv() Guido van Rossum <guido@python.org> parents: 17007 diff changeset	386 def __delitem__(self, key):
c9608c790f6f SF patch #460805 by Chris Gonnerman: Support for unsetenv() Guido van Rossum <guido@python.org> parents: 17007 diff changeset	387 unsetenv(key)
c9608c790f6f SF patch #460805 by Chris Gonnerman: Support for unsetenv() Guido van Rossum <guido@python.org> parents: 17007 diff changeset	388 del self.data[key.upper()]
10811 d73a3293c47b The case-insensitive _Environ class was lacking a case-insensitive has_key(). Guido van Rossum <guido@python.org> parents: 10266 diff changeset	389 def has_key(self, key):
12232 63135e9def24 Patch by Fred Gansevles. Guido van Rossum <guido@python.org> parents: 11708 diff changeset	390 return self.data.has_key(key.upper())
63135e9def24 Patch by Fred Gansevles. Guido van Rossum <guido@python.org> parents: 11708 diff changeset	391 def get(self, key, failobj=None):
63135e9def24 Patch by Fred Gansevles. Guido van Rossum <guido@python.org> parents: 11708 diff changeset	392 return self.data.get(key.upper(), failobj)
63135e9def24 Patch by Fred Gansevles. Guido van Rossum <guido@python.org> parents: 11708 diff changeset	393 def update(self, dict):
63135e9def24 Patch by Fred Gansevles. Guido van Rossum <guido@python.org> parents: 11708 diff changeset	394 for k, v in dict.items():
63135e9def24 Patch by Fred Gansevles. Guido van Rossum <guido@python.org> parents: 11708 diff changeset	395 self[k] = v
3805 4f73962aaba6 Added hook to os.environ to call putenv(), if it exists. Guido van Rossum <guido@python.org> parents: 2921 diff changeset	396
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	397 else: # Where Env Var Names Can Be Mixed Case
25162 a37cfc1c9716 Change UserDict to IterableUserDict Raymond Hettinger <python@rcn.com> parents: 25142 diff changeset	398 class _Environ(UserDict.IterableUserDict):
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	399 def __init__(self, environ):
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	400 UserDict.UserDict.__init__(self)
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	401 self.data = environ
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	402 def __setitem__(self, key, item):
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	403 putenv(key, item)
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	404 self.data[key] = item
12232 63135e9def24 Patch by Fred Gansevles. Guido van Rossum <guido@python.org> parents: 11708 diff changeset	405 def update(self, dict):
63135e9def24 Patch by Fred Gansevles. Guido van Rossum <guido@python.org> parents: 11708 diff changeset	406 for k, v in dict.items():
63135e9def24 Patch by Fred Gansevles. Guido van Rossum <guido@python.org> parents: 11708 diff changeset	407 self[k] = v
20551 c9608c790f6f SF patch #460805 by Chris Gonnerman: Support for unsetenv() Guido van Rossum <guido@python.org> parents: 17007 diff changeset	408 try:
c9608c790f6f SF patch #460805 by Chris Gonnerman: Support for unsetenv() Guido van Rossum <guido@python.org> parents: 17007 diff changeset	409 unsetenv
c9608c790f6f SF patch #460805 by Chris Gonnerman: Support for unsetenv() Guido van Rossum <guido@python.org> parents: 17007 diff changeset	410 except NameError:
c9608c790f6f SF patch #460805 by Chris Gonnerman: Support for unsetenv() Guido van Rossum <guido@python.org> parents: 17007 diff changeset	411 pass
c9608c790f6f SF patch #460805 by Chris Gonnerman: Support for unsetenv() Guido van Rossum <guido@python.org> parents: 17007 diff changeset	412 else:
c9608c790f6f SF patch #460805 by Chris Gonnerman: Support for unsetenv() Guido van Rossum <guido@python.org> parents: 17007 diff changeset	413 def __delitem__(self, key):
c9608c790f6f SF patch #460805 by Chris Gonnerman: Support for unsetenv() Guido van Rossum <guido@python.org> parents: 17007 diff changeset	414 unsetenv(key)
c9608c790f6f SF patch #460805 by Chris Gonnerman: Support for unsetenv() Guido van Rossum <guido@python.org> parents: 17007 diff changeset	415 del self.data[key]
20765 3a07bd2b0386 Whitespace normalization. Tim Peters <tim.peters@gmail.com> parents: 20654 diff changeset	416
6760 0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	417
0204d461d219 Reindented according to new standard, without tabs. Guido van Rossum <guido@python.org> parents: 6690 diff changeset	418 environ = _Environ(environ)
11427 98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	419
16949 09ba15ee1961 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16820 diff changeset	420 def getenv(key, default=None):
09ba15ee1961 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16820 diff changeset	421 """Get an environment variable, return None if it doesn't exist.
09ba15ee1961 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16820 diff changeset	422 The optional second argument can specify an alternate default."""
09ba15ee1961 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16820 diff changeset	423 return environ.get(key, default)
09ba15ee1961 RISCOS changes by dschwertberger. Guido van Rossum <guido@python.org> parents: 16820 diff changeset	424 __all__.append("getenv")
11427 98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	425
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	426 def _exists(name):
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	427 try:
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	428 eval(name)
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	429 return 1
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	430 except NameError:
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	431 return 0
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	432
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	433 # Supply spawn*() (probably only for Unix)
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	434 if _exists("fork") and not _exists("spawnv") and _exists("execv"):
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	435
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	436 P_WAIT = 0
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	437 P_NOWAIT = P_NOWAITO = 1
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	438
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	439 # XXX Should we support P_DETACH? I suppose it could fork()**2
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	440 # and close the std I/O streams. Also, P_OVERLAY is the same
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	441 # as execv*()?
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	442
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	443 def _spawnvef(mode, file, args, env, func):
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	444 # Internal helper; func is the exec*() function to use
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	445 pid = fork()
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	446 if not pid:
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	447 # Child
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	448 try:
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	449 if env is None:
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	450 func(file, args)
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	451 else:
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	452 func(file, args, env)
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	453 except:
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	454 _exit(127)
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	455 else:
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	456 # Parent
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	457 if mode == P_NOWAIT:
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	458 return pid # Caller is responsible for waiting!
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	459 while 1:
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	460 wpid, sts = waitpid(pid, 0)
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	461 if WIFSTOPPED(sts):
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	462 continue
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	463 elif WIFSIGNALED(sts):
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	464 return -WTERMSIG(sts)
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	465 elif WIFEXITED(sts):
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	466 return WEXITSTATUS(sts)
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	467 else:
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	468 raise error, "Not stopped, signaled or exited???"
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	469
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	470 def spawnv(mode, file, args):
12434 6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	471 """spawnv(mode, file, args) -> integer
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	472
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	473 Execute file with arguments from args in a subprocess.
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	474 If mode == P_NOWAIT return the pid of the process.
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	475 If mode == P_WAIT return the process's exit code if it exits normally;
15870 010d03853546 Whitespace normalization. Tim Peters <tim.peters@gmail.com> parents: 14913 diff changeset	476 otherwise return -SIG, where SIG is the signal that killed it. """
11427 98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	477 return _spawnvef(mode, file, args, None, execv)
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	478
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	479 def spawnve(mode, file, args, env):
12434 6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	480 """spawnve(mode, file, args, env) -> integer
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	481
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	482 Execute file with arguments from args in a subprocess with the
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	483 specified environment.
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	484 If mode == P_NOWAIT return the pid of the process.
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	485 If mode == P_WAIT return the process's exit code if it exits normally;
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	486 otherwise return -SIG, where SIG is the signal that killed it. """
11427 98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	487 return _spawnvef(mode, file, args, env, execve)
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	488
11431 a316cf9f81a7 Oops. spawnl() and spawnle() should be implemented on Windows too. Guido van Rossum <guido@python.org> parents: 11427 diff changeset	489 # Note: spawnvp[e] is't currently supported on Windows
a316cf9f81a7 Oops. spawnl() and spawnle() should be implemented on Windows too. Guido van Rossum <guido@python.org> parents: 11427 diff changeset	490
a316cf9f81a7 Oops. spawnl() and spawnle() should be implemented on Windows too. Guido van Rossum <guido@python.org> parents: 11427 diff changeset	491 def spawnvp(mode, file, args):
12434 6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	492 """spawnvp(mode, file, args) -> integer
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	493
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	494 Execute file (which is looked for along $PATH) with arguments from
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	495 args in a subprocess.
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	496 If mode == P_NOWAIT return the pid of the process.
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	497 If mode == P_WAIT return the process's exit code if it exits normally;
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	498 otherwise return -SIG, where SIG is the signal that killed it. """
11431 a316cf9f81a7 Oops. spawnl() and spawnle() should be implemented on Windows too. Guido van Rossum <guido@python.org> parents: 11427 diff changeset	499 return _spawnvef(mode, file, args, None, execvp)
a316cf9f81a7 Oops. spawnl() and spawnle() should be implemented on Windows too. Guido van Rossum <guido@python.org> parents: 11427 diff changeset	500
a316cf9f81a7 Oops. spawnl() and spawnle() should be implemented on Windows too. Guido van Rossum <guido@python.org> parents: 11427 diff changeset	501 def spawnvpe(mode, file, args, env):
12434 6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	502 """spawnvpe(mode, file, args, env) -> integer
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	503
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	504 Execute file (which is looked for along $PATH) with arguments from
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	505 args in a subprocess with the supplied environment.
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	506 If mode == P_NOWAIT return the pid of the process.
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	507 If mode == P_WAIT return the process's exit code if it exits normally;
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	508 otherwise return -SIG, where SIG is the signal that killed it. """
11431 a316cf9f81a7 Oops. spawnl() and spawnle() should be implemented on Windows too. Guido van Rossum <guido@python.org> parents: 11427 diff changeset	509 return _spawnvef(mode, file, args, env, execvpe)
a316cf9f81a7 Oops. spawnl() and spawnle() should be implemented on Windows too. Guido van Rossum <guido@python.org> parents: 11427 diff changeset	510
a316cf9f81a7 Oops. spawnl() and spawnle() should be implemented on Windows too. Guido van Rossum <guido@python.org> parents: 11427 diff changeset	511 if _exists("spawnv"):
a316cf9f81a7 Oops. spawnl() and spawnle() should be implemented on Windows too. Guido van Rossum <guido@python.org> parents: 11427 diff changeset	512 # These aren't supplied by the basic Windows code
a316cf9f81a7 Oops. spawnl() and spawnle() should be implemented on Windows too. Guido van Rossum <guido@python.org> parents: 11427 diff changeset	513 # but can be easily implemented in Python
11427 98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	514
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	515 def spawnl(mode, file, *args):
12434 6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	516 """spawnl(mode, file, *args) -> integer
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	517
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	518 Execute file with arguments from args in a subprocess.
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	519 If mode == P_NOWAIT return the pid of the process.
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	520 If mode == P_WAIT return the process's exit code if it exits normally;
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	521 otherwise return -SIG, where SIG is the signal that killed it. """
11427 98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	522 return spawnv(mode, file, args)
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	523
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	524 def spawnle(mode, file, *args):
12434 6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	525 """spawnle(mode, file, *args, env) -> integer
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	526
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	527 Execute file with arguments from args in a subprocess with the
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	528 supplied environment.
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	529 If mode == P_NOWAIT return the pid of the process.
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	530 If mode == P_WAIT return the process's exit code if it exits normally;
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	531 otherwise return -SIG, where SIG is the signal that killed it. """
11427 98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	532 env = args[-1]
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	533 return spawnve(mode, file, args[:-1], env)
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	534
11431 a316cf9f81a7 Oops. spawnl() and spawnle() should be implemented on Windows too. Guido van Rossum <guido@python.org> parents: 11427 diff changeset	535 if _exists("spawnvp"):
a316cf9f81a7 Oops. spawnl() and spawnle() should be implemented on Windows too. Guido van Rossum <guido@python.org> parents: 11427 diff changeset	536 # At the moment, Windows doesn't implement spawnvp[e],
a316cf9f81a7 Oops. spawnl() and spawnle() should be implemented on Windows too. Guido van Rossum <guido@python.org> parents: 11427 diff changeset	537 # so it won't have spawnlp[e] either.
11427 98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	538 def spawnlp(mode, file, *args):
12434 6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	539 """spawnlp(mode, file, *args, env) -> integer
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	540
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	541 Execute file (which is looked for along $PATH) with arguments from
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	542 args in a subprocess with the supplied environment.
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	543 If mode == P_NOWAIT return the pid of the process.
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	544 If mode == P_WAIT return the process's exit code if it exits normally;
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	545 otherwise return -SIG, where SIG is the signal that killed it. """
11427 98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	546 return spawnvp(mode, file, args)
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	547
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	548 def spawnlpe(mode, file, *args):
12434 6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	549 """spawnlpe(mode, file, *args, env) -> integer
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	550
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	551 Execute file (which is looked for along $PATH) with arguments from
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	552 args in a subprocess with the supplied environment.
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	553 If mode == P_NOWAIT return the pid of the process.
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	554 If mode == P_WAIT return the process's exit code if it exits normally;
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	555 otherwise return -SIG, where SIG is the signal that killed it. """
11427 98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	556 env = args[-1]
98997aa49164 Checking in a bunch of spawn functions. These are only defined if we Guido van Rossum <guido@python.org> parents: 10971 diff changeset	557 return spawnvpe(mode, file, args[:-1], env)
12434 6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	558
6a8cd0682096 Doc strings for the spawn* functions, by Michael Hudson. Guido van Rossum <guido@python.org> parents: 12232 diff changeset	559
16460 c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	560 __all__.extend(["spawnlp","spawnlpe","spawnv", "spawnve","spawnvp",
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	561 "spawnvpe","spawnl","spawnle",])
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	562
c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	563
14675 22011d976917 Only supply popen2, popen3 when fork exists. Guido van Rossum <guido@python.org> parents: 14236 diff changeset	564 # Supply popen2 etc. (for Unix)
22011d976917 Only supply popen2, popen3 when fork exists. Guido van Rossum <guido@python.org> parents: 14236 diff changeset	565 if _exists("fork"):
22011d976917 Only supply popen2, popen3 when fork exists. Guido van Rossum <guido@python.org> parents: 14236 diff changeset	566 if not _exists("popen2"):
22011d976917 Only supply popen2, popen3 when fork exists. Guido van Rossum <guido@python.org> parents: 14236 diff changeset	567 def popen2(cmd, mode="t", bufsize=-1):
22011d976917 Only supply popen2, popen3 when fork exists. Guido van Rossum <guido@python.org> parents: 14236 diff changeset	568 import popen2
22011d976917 Only supply popen2, popen3 when fork exists. Guido van Rossum <guido@python.org> parents: 14236 diff changeset	569 stdout, stdin = popen2.popen2(cmd, bufsize)
22011d976917 Only supply popen2, popen3 when fork exists. Guido van Rossum <guido@python.org> parents: 14236 diff changeset	570 return stdin, stdout
16460 c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	571 __all__.append("popen2")
14236 58d7995ce795 Added os.popen2() and os.popen3() for non-Windows platforms. Fred Drake <fdrake@acm.org> parents: 13711 diff changeset	572
14675 22011d976917 Only supply popen2, popen3 when fork exists. Guido van Rossum <guido@python.org> parents: 14236 diff changeset	573 if not _exists("popen3"):
22011d976917 Only supply popen2, popen3 when fork exists. Guido van Rossum <guido@python.org> parents: 14236 diff changeset	574 def popen3(cmd, mode="t", bufsize=-1):
22011d976917 Only supply popen2, popen3 when fork exists. Guido van Rossum <guido@python.org> parents: 14236 diff changeset	575 import popen2
22011d976917 Only supply popen2, popen3 when fork exists. Guido van Rossum <guido@python.org> parents: 14236 diff changeset	576 stdout, stdin, stderr = popen2.popen3(cmd, bufsize)
22011d976917 Only supply popen2, popen3 when fork exists. Guido van Rossum <guido@python.org> parents: 14236 diff changeset	577 return stdin, stdout, stderr
16460 c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	578 __all__.append("popen3")
14913 a062749b80f8 popen4(): Added for Unix. Fred Drake <fdrake@acm.org> parents: 14675 diff changeset	579
a062749b80f8 popen4(): Added for Unix. Fred Drake <fdrake@acm.org> parents: 14675 diff changeset	580 if not _exists("popen4"):
a062749b80f8 popen4(): Added for Unix. Fred Drake <fdrake@acm.org> parents: 14675 diff changeset	581 def popen4(cmd, mode="t", bufsize=-1):
a062749b80f8 popen4(): Added for Unix. Fred Drake <fdrake@acm.org> parents: 14675 diff changeset	582 import popen2
a062749b80f8 popen4(): Added for Unix. Fred Drake <fdrake@acm.org> parents: 14675 diff changeset	583 stdout, stdin = popen2.popen4(cmd, bufsize)
a062749b80f8 popen4(): Added for Unix. Fred Drake <fdrake@acm.org> parents: 14675 diff changeset	584 return stdin, stdout
16460 c18ac8c2f036 added several more __all__ lists Skip Montanaro <skip@pobox.com> parents: 15870 diff changeset	585 __all__.append("popen4")
22164 af6122df28e0 backport my checkin of Michael W. Hudson <mwh@python.net> parents: 20765 diff changeset	586
af6122df28e0 backport my checkin of Michael W. Hudson <mwh@python.net> parents: 20765 diff changeset	587 import copy_reg as _copy_reg
af6122df28e0 backport my checkin of Michael W. Hudson <mwh@python.net> parents: 20765 diff changeset	588
af6122df28e0 backport my checkin of Michael W. Hudson <mwh@python.net> parents: 20765 diff changeset	589 def _make_stat_result(tup, dict):
af6122df28e0 backport my checkin of Michael W. Hudson <mwh@python.net> parents: 20765 diff changeset	590 return stat_result(tup, dict)
af6122df28e0 backport my checkin of Michael W. Hudson <mwh@python.net> parents: 20765 diff changeset	591
af6122df28e0 backport my checkin of Michael W. Hudson <mwh@python.net> parents: 20765 diff changeset	592 def _pickle_stat_result(sr):
af6122df28e0 backport my checkin of Michael W. Hudson <mwh@python.net> parents: 20765 diff changeset	593 (type, args) = sr.__reduce__()
af6122df28e0 backport my checkin of Michael W. Hudson <mwh@python.net> parents: 20765 diff changeset	594 return (_make_stat_result, args)
af6122df28e0 backport my checkin of Michael W. Hudson <mwh@python.net> parents: 20765 diff changeset	595
22335 0fd3831cf2a0 backport my checkin of Michael W. Hudson <mwh@python.net> parents: 22164 diff changeset	596 try:
0fd3831cf2a0 backport my checkin of Michael W. Hudson <mwh@python.net> parents: 22164 diff changeset	597 _copy_reg.pickle(stat_result, _pickle_stat_result, _make_stat_result)
0fd3831cf2a0 backport my checkin of Michael W. Hudson <mwh@python.net> parents: 22164 diff changeset	598 except NameError: # stat_result may not exist
0fd3831cf2a0 backport my checkin of Michael W. Hudson <mwh@python.net> parents: 22164 diff changeset	599 pass
22164 af6122df28e0 backport my checkin of Michael W. Hudson <mwh@python.net> parents: 20765 diff changeset	600
af6122df28e0 backport my checkin of Michael W. Hudson <mwh@python.net> parents: 20765 diff changeset	601 def _make_statvfs_result(tup, dict):
af6122df28e0 backport my checkin of Michael W. Hudson <mwh@python.net> parents: 20765 diff changeset	602 return statvfs_result(tup, dict)
af6122df28e0 backport my checkin of Michael W. Hudson <mwh@python.net> parents: 20765 diff changeset	603
af6122df28e0 backport my checkin of Michael W. Hudson <mwh@python.net> parents: 20765 diff changeset	604 def _pickle_statvfs_result(sr):
af6122df28e0 backport my checkin of Michael W. Hudson <mwh@python.net> parents: 20765 diff changeset	605 (type, args) = sr.__reduce__()
af6122df28e0 backport my checkin of Michael W. Hudson <mwh@python.net> parents: 20765 diff changeset	606 return (_make_statvfs_result, args)
af6122df28e0 backport my checkin of Michael W. Hudson <mwh@python.net> parents: 20765 diff changeset	607
22335 0fd3831cf2a0 backport my checkin of Michael W. Hudson <mwh@python.net> parents: 22164 diff changeset	608 try:
0fd3831cf2a0 backport my checkin of Michael W. Hudson <mwh@python.net> parents: 22164 diff changeset	609 _copy_reg.pickle(statvfs_result, _pickle_statvfs_result,
0fd3831cf2a0 backport my checkin of Michael W. Hudson <mwh@python.net> parents: 22164 diff changeset	610 _make_statvfs_result)
0fd3831cf2a0 backport my checkin of Michael W. Hudson <mwh@python.net> parents: 22164 diff changeset	611 except NameError: # statvfs_result may not exist
0fd3831cf2a0 backport my checkin of Michael W. Hudson <mwh@python.net> parents: 22164 diff changeset	612 pass

Mercurial > cpython-lru_cache-weakref

annotate Lib/os.py @ 25838:8540887bcec6 2.2