cpython-lru_cache-weakref: Modules/getpath.c annotate

annotate Modules/getpath.c @ 64166:d0e9febfa00a 3.1

Merged revisions 84172 via svnmerge from svn+ssh://pythondev@svn.python.org/python/branches/py3k ........ r84172 | martin.v.loewis | 2010-08-18 18:12:23 +0200 (Mi, 18 Aug 2010) | 2 lines Restore GIL in nis_cat in case of error. ........

author	Martin v. Löwis <martin@v.loewis.de>
date	Thu, 19 Aug 2010 09:03:03 +0000
parents	293e332b8b4b
children	39a0b943e3e1

rev	line source
3621 f158edccc72c grand renaming; added copyright to some files Guido van Rossum <guido@python.org> parents: 3416 diff changeset	1 /* Return the initial module search path. */
f158edccc72c grand renaming; added copyright to some files Guido van Rossum <guido@python.org> parents: 3416 diff changeset	2
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	3 #include "Python.h"
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	4 #include "osdefs.h"
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	5
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	6 #include <sys/types.h>
5698 ba860dc0a585 Use string.h, not strings.h Guido van Rossum <guido@python.org> parents: 5568 diff changeset	7 #include <string.h>
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	8
32410 8444849c9448 Modules/getpath.c now compiles properly under OS X when using the Brett Cannon <bcannon@gmail.com> parents: 32399 diff changeset	9 #ifdef __APPLE__
9970 8efa37a770c6 Patches by William Lewis for Nextstep descendants. Guido van Rossum <guido@python.org> parents: 8203 diff changeset	10 #include <mach-o/dyld.h>
8efa37a770c6 Patches by William Lewis for Nextstep descendants. Guido van Rossum <guido@python.org> parents: 8203 diff changeset	11 #endif
8efa37a770c6 Patches by William Lewis for Nextstep descendants. Guido van Rossum <guido@python.org> parents: 8203 diff changeset	12
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	13 /* Search in some common locations for the associated Python libraries.
e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	14 *
e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	15 * Two directories must be found, the platform independent directory
5316 c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	16 * (prefix), containing the common .py and .pyc files, and the platform
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	17 * dependent directory (exec_prefix), containing the shared library
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	18 * modules. Note that prefix and exec_prefix can be the same directory,
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	19 * but for some installations, they are different.
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	20 *
5316 c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	21 * Py_GetPath() carries out separate searches for prefix and exec_prefix.
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	22 * Each search tries a number of different locations until a ``landmark''
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	23 * file or directory is found. If no prefix or exec_prefix is found, a
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	24 * warning message is issued and the preprocessor defined PREFIX and
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	25 * EXEC_PREFIX are used (even though they will not work); python carries on
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	26 * as best as is possible, but most imports will fail.
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	27 *
e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	28 * Before any searches are done, the location of the executable is
41554 06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from Guido van Rossum <guido@python.org> parents: 39442 diff changeset	29 * determined. If argv[0] has one or more slashes in it, it is used
5316 c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	30 * unchanged. Otherwise, it must have been invoked from the shell's path,
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	31 * so we search $PATH for the named executable and use that. If the
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	32 * executable was not found on $PATH (or there was no $PATH environment
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	33 * variable), the original argv[0] string is used.
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	34 *
5316 c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	35 * Next, the executable location is examined to see if it is a symbolic
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	36 * link. If so, the link is chased (correctly interpreting a relative
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	37 * pathname if one is found) and the directory of the link target is used.
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	38 *
5316 c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	39 * Finally, argv0_path is set to the directory containing the executable
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	40 * (i.e. the last component is stripped).
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	41 *
5316 c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	42 * With argv0_path in hand, we perform a number of steps. The same steps
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	43 * are performed for prefix and for exec_prefix, but with a different
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	44 * landmark.
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	45 *
e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	46 * Step 1. Are we running python out of the build directory? This is
e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	47 * checked by looking for a different kind of landmark relative to
5316 c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	48 * argv0_path. For prefix, the landmark's path is derived from the VPATH
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	49 * preprocessor variable (taking into account that its value is almost, but
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	50 * not quite, what we need). For exec_prefix, the landmark is
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	51 * Modules/Setup. If the landmark is found, we're done.
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	52 *
e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	53 * For the remaining steps, the prefix landmark will always be
12775 8e2b35d386aa Patch from M.-A. Lemburg: Jeremy Hylton <jeremy@alum.mit.edu> parents: 12576 diff changeset	54 * lib/python$VERSION/os.py and the exec_prefix will always be
6498 4981fd2b3211 Change sharedmodules to lib-dynload. Guido van Rossum <guido@python.org> parents: 6121 diff changeset	55 * lib/python$VERSION/lib-dynload, where $VERSION is Python's version
5316 c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	56 * number as supplied by the Makefile. Note that this means that no more
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	57 * build directory checking is performed; if the first step did not find
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	58 * the landmarks, the assumption is that python is running from an
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	59 * installed setup.
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	60 *
e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	61 * Step 2. See if the $PYTHONHOME environment variable points to the
5316 c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	62 * installed location of the Python libraries. If $PYTHONHOME is set, then
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	63 * it points to prefix and exec_prefix. $PYTHONHOME can be a single
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	64 * directory, which is used for both, or the prefix and exec_prefix
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	65 * directories separated by a colon.
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	66 *
e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	67 * Step 3. Try to find prefix and exec_prefix relative to argv0_path,
5316 c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	68 * backtracking up the path until it is exhausted. This is the most common
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	69 * step to succeed. Note that if prefix and exec_prefix are different,
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	70 * exec_prefix is more likely to be found; however if exec_prefix is a
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	71 * subdirectory of prefix, both will be found.
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	72 *
5316 c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	73 * Step 4. Search the directories pointed to by the preprocessor variables
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	74 * PREFIX and EXEC_PREFIX. These are supplied by the Makefile but can be
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	75 * passed in as options to the configure script.
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	76 *
5316 c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	77 * That's it!
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	78 *
5316 c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	79 * Well, almost. Once we have determined prefix and exec_prefix, the
13620 5b727ab37092 Spelling fixes supplied by Rob W. W. Hooft. All these are fixes in either Thomas Wouters <thomas@python.org> parents: 13428 diff changeset	80 * preprocessor variable PYTHONPATH is used to construct a path. Each
5316 c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	81 * relative path on PYTHONPATH is prefixed with prefix. Then the directory
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	82 * containing the shared library modules is appended. The environment
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	83 * variable $PYTHONPATH is inserted in front of it all. Finally, the
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	84 * prefix and exec_prefix globals are tweaked so they reflect the values
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	85 * expected by other code, by stripping the "lib/python$VERSION/..." stuff
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	86 * off. If either points to the build directory, the globals are reset to
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	87 * the corresponding preprocessor variables (so sys.prefix will reflect the
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	88 * installation location, even though sys.path points into the build
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	89 * directory). This seems to make more sense given that currently the only
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	90 * known use of sys.prefix and sys.exec_prefix is for the ILU installation
c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	91 * process to find the installed Python tree.
63983 293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	92 *
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	93 * NOTE: Windows MSVC builds use PC/getpathp.c instead!
5316 c8e24c4b8bfb Removed two unused static function: string_addsep() and Barry Warsaw <barry@python.org> parents: 5300 diff changeset	94 */
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	95
37879 f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair Thomas Wouters <thomas@python.org> parents: 36623 diff changeset	96 #ifdef __cplusplus
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair Thomas Wouters <thomas@python.org> parents: 36623 diff changeset	97 extern "C" {
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair Thomas Wouters <thomas@python.org> parents: 36623 diff changeset	98 #endif
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair Thomas Wouters <thomas@python.org> parents: 36623 diff changeset	99
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair Thomas Wouters <thomas@python.org> parents: 36623 diff changeset	100
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	101 #ifndef VERSION
16147 fbf8abec93d1 Clean up some comments and the default VERSION. Guido van Rossum <guido@python.org> parents: 14907 diff changeset	102 #define VERSION "2.1"
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	103 #endif
e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	104
e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	105 #ifndef VPATH
e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	106 #define VPATH "."
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	107 #endif
f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	108
3674 3eaf2c673a11 provide access to $(exec_)prefix Guido van Rossum <guido@python.org> parents: 3621 diff changeset	109 #ifndef PREFIX
39442 654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 37879 diff changeset	110 # ifdef __VMS
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 37879 diff changeset	111 # define PREFIX ""
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 37879 diff changeset	112 # else
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 37879 diff changeset	113 # define PREFIX "/usr/local"
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 37879 diff changeset	114 # endif
3674 3eaf2c673a11 provide access to $(exec_)prefix Guido van Rossum <guido@python.org> parents: 3621 diff changeset	115 #endif
3eaf2c673a11 provide access to $(exec_)prefix Guido van Rossum <guido@python.org> parents: 3621 diff changeset	116
3eaf2c673a11 provide access to $(exec_)prefix Guido van Rossum <guido@python.org> parents: 3621 diff changeset	117 #ifndef EXEC_PREFIX
3878 4286910080a9 Don't have "." in the default path. Guido van Rossum <guido@python.org> parents: 3674 diff changeset	118 #define EXEC_PREFIX PREFIX
3674 3eaf2c673a11 provide access to $(exec_)prefix Guido van Rossum <guido@python.org> parents: 3621 diff changeset	119 #endif
3eaf2c673a11 provide access to $(exec_)prefix Guido van Rossum <guido@python.org> parents: 3621 diff changeset	120
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	121 #ifndef PYTHONPATH
e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	122 #define PYTHONPATH PREFIX "/lib/python" VERSION ":" \
20156 416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	123 EXEC_PREFIX "/lib/python" VERSION "/lib-dynload"
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	124 #endif
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	125
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	126 #ifndef LANDMARK
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	127 #define LANDMARK L"os.py"
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	128 #endif
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	129
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	130 static wchar_t prefix[MAXPATHLEN+1];
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	131 static wchar_t exec_prefix[MAXPATHLEN+1];
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	132 static wchar_t progpath[MAXPATHLEN+1];
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	133 static wchar_t *module_search_path = NULL;
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	134 static wchar_t lib_python[] = L"lib/python" VERSION;
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	135
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	136 /* In principle, this should use HAVE__WSTAT, and _wstat
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	137 should be detected by autoconf. However, no current
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	138 POSIX system provides that function, so testing for
63983 293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	139 it is pointless.
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	140 Not sure whether the MS_WINDOWS guards are necessary:
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	141 perhaps for cygwin/mingw builds?
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	142 */
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	143 #ifndef MS_WINDOWS
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	144 static int
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	145 _wstat(const wchar_t* path, struct stat *buf)
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	146 {
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	147 char fname[PATH_MAX];
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	148 size_t res = wcstombs(fname, path, sizeof(fname));
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	149 if (res == (size_t)-1) {
61467 f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	150 errno = EINVAL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	151 return -1;
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	152 }
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	153 return stat(fname, buf);
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	154 }
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	155 #endif
20156 416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	156
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	157 #ifndef MS_WINDOWS
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	158 static wchar_t*
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	159 _wgetcwd(wchar_t *buf, size_t size)
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	160 {
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	161 char fname[PATH_MAX];
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	162 if (getcwd(fname, PATH_MAX) == NULL)
61467 f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	163 return NULL;
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	164 if (mbstowcs(buf, fname, size) >= size) {
61467 f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	165 errno = ERANGE;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	166 return NULL;
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	167 }
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	168 return buf;
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	169 }
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	170 #endif
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	171
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	172 #ifdef HAVE_READLINK
61467 f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	173 int
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	174 _Py_wreadlink(const wchar_t path, wchar_t buf, size_t bufsiz)
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	175 {
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	176 char cbuf[PATH_MAX];
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	177 char cpath[PATH_MAX];
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	178 int res;
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	179 size_t r1 = wcstombs(cpath, path, PATH_MAX);
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	180 if (r1 == (size_t)-1 \|\| r1 >= PATH_MAX) {
61467 f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	181 errno = EINVAL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	182 return -1;
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	183 }
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	184 res = (int)readlink(cpath, cbuf, PATH_MAX);
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	185 if (res == -1)
61467 f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	186 return -1;
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	187 if (res == PATH_MAX) {
61467 f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	188 errno = EINVAL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	189 return -1;
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	190 }
49110 cd61d54fc8c0 Issue #3813: cannot lanch python.exe via symbolic link on cygwin. Hirokazu Yamamoto <ocean-city@m2.ccsnet.ne.jp> parents: 46318 diff changeset	191 cbuf[res] = '\0'; /* buf will be null terminated */
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	192 r1 = mbstowcs(buf, cbuf, bufsiz);
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	193 if (r1 == -1) {
61467 f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	194 errno = EINVAL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	195 return -1;
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	196 }
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	197 return (int)r1;
61467 f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	198
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	199 }
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	200 #endif
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	201
e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	202 static void
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	203 reduce(wchar_t *dir)
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	204 {
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	205 size_t i = wcslen(dir);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	206 while (i > 0 && dir[i] != SEP)
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	207 --i;
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	208 dir[i] = '\0';
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	209 }
7117 419dca2b3a61 Instead of a single exists(), differentiate between files, modules, Guido van Rossum <guido@python.org> parents: 6823 diff changeset	210
419dca2b3a61 Instead of a single exists(), differentiate between files, modules, Guido van Rossum <guido@python.org> parents: 6823 diff changeset	211
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	212 static int
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	213 isfile(wchar_t filename) / Is file, not directory */
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	214 {
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	215 struct stat buf;
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	216 if (_wstat(filename, &buf) != 0)
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	217 return 0;
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	218 if (!S_ISREG(buf.st_mode))
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	219 return 0;
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	220 return 1;
7117 419dca2b3a61 Instead of a single exists(), differentiate between files, modules, Guido van Rossum <guido@python.org> parents: 6823 diff changeset	221 }
419dca2b3a61 Instead of a single exists(), differentiate between files, modules, Guido van Rossum <guido@python.org> parents: 6823 diff changeset	222
419dca2b3a61 Instead of a single exists(), differentiate between files, modules, Guido van Rossum <guido@python.org> parents: 6823 diff changeset	223
419dca2b3a61 Instead of a single exists(), differentiate between files, modules, Guido van Rossum <guido@python.org> parents: 6823 diff changeset	224 static int
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	225 ismodule(wchar_t filename) / Is module -- check for .pyc/.pyo too */
7117 419dca2b3a61 Instead of a single exists(), differentiate between files, modules, Guido van Rossum <guido@python.org> parents: 6823 diff changeset	226 {
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	227 if (isfile(filename))
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	228 return 1;
7117 419dca2b3a61 Instead of a single exists(), differentiate between files, modules, Guido van Rossum <guido@python.org> parents: 6823 diff changeset	229
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	230 /* Check for the compiled version of prefix. */
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	231 if (wcslen(filename) < MAXPATHLEN) {
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	232 wcscat(filename, Py_OptimizeFlag ? L"o" : L"c");
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	233 if (isfile(filename))
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	234 return 1;
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	235 }
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	236 return 0;
7117 419dca2b3a61 Instead of a single exists(), differentiate between files, modules, Guido van Rossum <guido@python.org> parents: 6823 diff changeset	237 }
419dca2b3a61 Instead of a single exists(), differentiate between files, modules, Guido van Rossum <guido@python.org> parents: 6823 diff changeset	238
419dca2b3a61 Instead of a single exists(), differentiate between files, modules, Guido van Rossum <guido@python.org> parents: 6823 diff changeset	239
419dca2b3a61 Instead of a single exists(), differentiate between files, modules, Guido van Rossum <guido@python.org> parents: 6823 diff changeset	240 static int
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	241 isxfile(wchar_t filename) / Is executable file */
7117 419dca2b3a61 Instead of a single exists(), differentiate between files, modules, Guido van Rossum <guido@python.org> parents: 6823 diff changeset	242 {
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	243 struct stat buf;
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	244 if (_wstat(filename, &buf) != 0)
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	245 return 0;
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	246 if (!S_ISREG(buf.st_mode))
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	247 return 0;
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	248 if ((buf.st_mode & 0111) == 0)
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	249 return 0;
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	250 return 1;
7117 419dca2b3a61 Instead of a single exists(), differentiate between files, modules, Guido van Rossum <guido@python.org> parents: 6823 diff changeset	251 }
419dca2b3a61 Instead of a single exists(), differentiate between files, modules, Guido van Rossum <guido@python.org> parents: 6823 diff changeset	252
419dca2b3a61 Instead of a single exists(), differentiate between files, modules, Guido van Rossum <guido@python.org> parents: 6823 diff changeset	253
419dca2b3a61 Instead of a single exists(), differentiate between files, modules, Guido van Rossum <guido@python.org> parents: 6823 diff changeset	254 static int
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	255 isdir(wchar_t filename) / Is directory */
7117 419dca2b3a61 Instead of a single exists(), differentiate between files, modules, Guido van Rossum <guido@python.org> parents: 6823 diff changeset	256 {
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	257 struct stat buf;
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	258 if (_wstat(filename, &buf) != 0)
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	259 return 0;
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	260 if (!S_ISDIR(buf.st_mode))
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	261 return 0;
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	262 return 1;
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	263 }
e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	264
e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	265
33038 fee2038b8fa9 Bug 1003471: Python 1.5.2 security vulnerability still present in 2.3.4 Tim Peters <tim.peters@gmail.com> parents: 32410 diff changeset	266 /* Add a path component, by appending stuff to buffer.
fee2038b8fa9 Bug 1003471: Python 1.5.2 security vulnerability still present in 2.3.4 Tim Peters <tim.peters@gmail.com> parents: 32410 diff changeset	267 buffer must have at least MAXPATHLEN + 1 bytes allocated, and contain a
fee2038b8fa9 Bug 1003471: Python 1.5.2 security vulnerability still present in 2.3.4 Tim Peters <tim.peters@gmail.com> parents: 32410 diff changeset	268 NUL-terminated string with no more than MAXPATHLEN characters (not counting
fee2038b8fa9 Bug 1003471: Python 1.5.2 security vulnerability still present in 2.3.4 Tim Peters <tim.peters@gmail.com> parents: 32410 diff changeset	269 the trailing NUL). It's a fatal error if it contains a string longer than
fee2038b8fa9 Bug 1003471: Python 1.5.2 security vulnerability still present in 2.3.4 Tim Peters <tim.peters@gmail.com> parents: 32410 diff changeset	270 that (callers must be careful!). If these requirements are met, it's
fee2038b8fa9 Bug 1003471: Python 1.5.2 security vulnerability still present in 2.3.4 Tim Peters <tim.peters@gmail.com> parents: 32410 diff changeset	271 guaranteed that buffer will still be a NUL-terminated string with no more
fee2038b8fa9 Bug 1003471: Python 1.5.2 security vulnerability still present in 2.3.4 Tim Peters <tim.peters@gmail.com> parents: 32410 diff changeset	272 than MAXPATHLEN characters at exit. If stuff is too long, only as much of
fee2038b8fa9 Bug 1003471: Python 1.5.2 security vulnerability still present in 2.3.4 Tim Peters <tim.peters@gmail.com> parents: 32410 diff changeset	273 stuff as fits will be appended.
14898 4bea4f59c4e4 Fix buffer overflow vulnerabilities in calculate_path(). Code used Jeremy Hylton <jeremy@alum.mit.edu> parents: 14845 diff changeset	274 */
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	275 static void
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	276 joinpath(wchar_t buffer, wchar_t stuff)
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	277 {
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	278 size_t n, k;
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	279 if (stuff[0] == SEP)
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	280 n = 0;
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	281 else {
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	282 n = wcslen(buffer);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	283 if (n > 0 && buffer[n-1] != SEP && n < MAXPATHLEN)
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	284 buffer[n++] = SEP;
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	285 }
33038 fee2038b8fa9 Bug 1003471: Python 1.5.2 security vulnerability still present in 2.3.4 Tim Peters <tim.peters@gmail.com> parents: 32410 diff changeset	286 if (n > MAXPATHLEN)
61467 f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	287 Py_FatalError("buffer overflow in getpath.c's joinpath()");
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	288 k = wcslen(stuff);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	289 if (n + k > MAXPATHLEN)
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	290 k = MAXPATHLEN - n;
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	291 wcsncpy(buffer+n, stuff, k);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	292 buffer[n+k] = '\0';
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	293 }
e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	294
20156 416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	295 /* copy_absolute requires that path be allocated at least
416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	296 MAXPATHLEN + 1 bytes and that p be no more than MAXPATHLEN bytes. */
14845 88d3a8974409 fix bug #114290: when interpreter's argv[0] has a relative path make Jeremy Hylton <jeremy@alum.mit.edu> parents: 14375 diff changeset	297 static void
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	298 copy_absolute(wchar_t path, wchar_t p)
14845 88d3a8974409 fix bug #114290: when interpreter's argv[0] has a relative path make Jeremy Hylton <jeremy@alum.mit.edu> parents: 14375 diff changeset	299 {
20156 416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	300 if (p[0] == SEP)
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	301 wcscpy(path, p);
14845 88d3a8974409 fix bug #114290: when interpreter's argv[0] has a relative path make Jeremy Hylton <jeremy@alum.mit.edu> parents: 14375 diff changeset	302 else {
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	303 _wgetcwd(path, MAXPATHLEN);
20156 416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	304 if (p[0] == '.' && p[1] == SEP)
416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	305 p += 2;
416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	306 joinpath(path, p);
14845 88d3a8974409 fix bug #114290: when interpreter's argv[0] has a relative path make Jeremy Hylton <jeremy@alum.mit.edu> parents: 14375 diff changeset	307 }
88d3a8974409 fix bug #114290: when interpreter's argv[0] has a relative path make Jeremy Hylton <jeremy@alum.mit.edu> parents: 14375 diff changeset	308 }
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	309
20156 416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	310 /* absolutize() requires that path be allocated at least MAXPATHLEN+1 bytes. */
416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	311 static void
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	312 absolutize(wchar_t *path)
20156 416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	313 {
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	314 wchar_t buffer[MAXPATHLEN + 1];
20156 416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	315
416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	316 if (path[0] == SEP)
416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	317 return;
416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	318 copy_absolute(buffer, path);
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	319 wcscpy(path, buffer);
20156 416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	320 }
416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	321
416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	322 /* search_for_prefix requires that argv0_path be no more than MAXPATHLEN
14898 4bea4f59c4e4 Fix buffer overflow vulnerabilities in calculate_path(). Code used Jeremy Hylton <jeremy@alum.mit.edu> parents: 14845 diff changeset	323 bytes long.
4bea4f59c4e4 Fix buffer overflow vulnerabilities in calculate_path(). Code used Jeremy Hylton <jeremy@alum.mit.edu> parents: 14845 diff changeset	324 */
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	325 static int
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	326 search_for_prefix(wchar_t argv0_path, wchar_t home)
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	327 {
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	328 size_t n;
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	329 wchar_t *vpath;
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	330
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	331 /* If PYTHONHOME is set, we believe it unconditionally */
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	332 if (home) {
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	333 wchar_t *delim;
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	334 wcsncpy(prefix, home, MAXPATHLEN);
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	335 delim = wcschr(prefix, DELIM);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	336 if (delim)
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	337 *delim = L'\0';
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	338 joinpath(prefix, lib_python);
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	339 joinpath(prefix, LANDMARK);
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	340 return 1;
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	341 }
12775 8e2b35d386aa Patch from M.-A. Lemburg: Jeremy Hylton <jeremy@alum.mit.edu> parents: 12576 diff changeset	342
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	343 /* Check to see if argv[0] is in the build directory */
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	344 wcscpy(prefix, argv0_path);
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	345 joinpath(prefix, L"Modules/Setup");
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	346 if (isfile(prefix)) {
16222 a0e46c3be63e Build now happens in toplevel directory, not Modules. Don't monkey with Neil Schemenauer <nascheme@enme.ucalgary.ca> parents: 16147 diff changeset	347 /* Check VPATH to see if argv0_path is in the build directory. */
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	348 vpath = L"" VPATH;
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	349 wcscpy(prefix, argv0_path);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	350 joinpath(prefix, vpath);
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	351 joinpath(prefix, L"Lib");
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	352 joinpath(prefix, LANDMARK);
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	353 if (ismodule(prefix))
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	354 return -1;
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	355 }
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	356
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	357 /* Search from argv0_path, until root is found */
20156 416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	358 copy_absolute(prefix, argv0_path);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	359 do {
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	360 n = wcslen(prefix);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	361 joinpath(prefix, lib_python);
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	362 joinpath(prefix, LANDMARK);
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	363 if (ismodule(prefix))
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	364 return 1;
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	365 prefix[n] = L'\0';
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	366 reduce(prefix);
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	367 } while (prefix[0]);
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	368
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	369 /* Look at configure's PREFIX */
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	370 wcsncpy(prefix, L"" PREFIX, MAXPATHLEN);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	371 joinpath(prefix, lib_python);
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	372 joinpath(prefix, LANDMARK);
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	373 if (ismodule(prefix))
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	374 return 1;
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	375
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	376 /* Fail */
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	377 return 0;
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	378 }
e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	379
e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	380
14898 4bea4f59c4e4 Fix buffer overflow vulnerabilities in calculate_path(). Code used Jeremy Hylton <jeremy@alum.mit.edu> parents: 14845 diff changeset	381 /* search_for_exec_prefix requires that argv0_path be no more than
20156 416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	382 MAXPATHLEN bytes long.
14898 4bea4f59c4e4 Fix buffer overflow vulnerabilities in calculate_path(). Code used Jeremy Hylton <jeremy@alum.mit.edu> parents: 14845 diff changeset	383 */
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	384 static int
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	385 search_for_exec_prefix(wchar_t argv0_path, wchar_t home)
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	386 {
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	387 size_t n;
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	388
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	389 /* If PYTHONHOME is set, we believe it unconditionally */
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	390 if (home) {
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	391 wchar_t *delim;
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	392 delim = wcschr(home, DELIM);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	393 if (delim)
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	394 wcsncpy(exec_prefix, delim+1, MAXPATHLEN);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	395 else
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	396 wcsncpy(exec_prefix, home, MAXPATHLEN);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	397 joinpath(exec_prefix, lib_python);
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	398 joinpath(exec_prefix, L"lib-dynload");
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	399 return 1;
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	400 }
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	401
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	402 /* Check to see if argv[0] is in the build directory */
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	403 wcscpy(exec_prefix, argv0_path);
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	404 joinpath(exec_prefix, L"Modules/Setup");
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	405 if (isfile(exec_prefix)) {
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	406 reduce(exec_prefix);
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	407 return -1;
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	408 }
12775 8e2b35d386aa Patch from M.-A. Lemburg: Jeremy Hylton <jeremy@alum.mit.edu> parents: 12576 diff changeset	409
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	410 /* Search from argv0_path, until root is found */
20156 416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	411 copy_absolute(exec_prefix, argv0_path);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	412 do {
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	413 n = wcslen(exec_prefix);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	414 joinpath(exec_prefix, lib_python);
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	415 joinpath(exec_prefix, L"lib-dynload");
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	416 if (isdir(exec_prefix))
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	417 return 1;
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	418 exec_prefix[n] = L'\0';
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	419 reduce(exec_prefix);
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	420 } while (exec_prefix[0]);
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	421
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	422 /* Look at configure's EXEC_PREFIX */
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	423 wcsncpy(exec_prefix, L"" EXEC_PREFIX, MAXPATHLEN);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	424 joinpath(exec_prefix, lib_python);
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	425 joinpath(exec_prefix, L"lib-dynload");
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	426 if (isdir(exec_prefix))
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	427 return 1;
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	428
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	429 /* Fail */
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	430 return 0;
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	431 }
e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	432
e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	433
e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	434 static void
13651 8a063423e0b7 Bunch of minor ANSIfications: 'void initfunc()' -> 'void initfunc(void)', Thomas Wouters <thomas@python.org> parents: 13620 diff changeset	435 calculate_path(void)
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	436 {
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	437 extern wchar_t *Py_GetProgramName(void);
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	438
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	439 static wchar_t delimiter[2] = {DELIM, '\0'};
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	440 static wchar_t separator[2] = {SEP, '\0'};
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	441 wchar_t *pythonpath = L"" PYTHONPATH;
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	442 char _rtpypath = Py_GETENV("PYTHONPATH"); / XXX use wide version on Windows */
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	443 wchar_t rtpypath[MAXPATHLEN+1];
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	444 wchar_t *home = Py_GetPythonHome();
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	445 char *_path = getenv("PATH");
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	446 wchar_t wpath[MAXPATHLEN+1];
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	447 wchar_t *path = NULL;
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	448 wchar_t *prog = Py_GetProgramName();
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	449 wchar_t argv0_path[MAXPATHLEN+1];
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	450 wchar_t zip_path[MAXPATHLEN+1];
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	451 int pfound, efound; /* 1 if found; -1 if found build directory */
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	452 wchar_t *buf;
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	453 size_t bufsz;
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	454 size_t prefixsz;
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	455 wchar_t *defpath = pythonpath;
9970 8efa37a770c6 Patches by William Lewis for Nextstep descendants. Guido van Rossum <guido@python.org> parents: 8203 diff changeset	456 #ifdef WITH_NEXT_FRAMEWORK
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	457 NSModule pythonModule;
9970 8efa37a770c6 Patches by William Lewis for Nextstep descendants. Guido van Rossum <guido@python.org> parents: 8203 diff changeset	458 #endif
32229 27967fbba48f Fix for #932977: MacOSX does not pass the whole pathname in argv[0] for Jack Jansen <jack.jansen@cwi.nl> parents: 26944 diff changeset	459 #ifdef __APPLE__
36205 01cbed5e8731 squash compiler warning on Mac OSX 10.3 Skip Montanaro <skip@pobox.com> parents: 35578 diff changeset	460 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
35578 c28d0ed86ff0 Change type on variable to silence gcc 4 warning. Call signature was found at Brett Cannon <bcannon@gmail.com> parents: 33038 diff changeset	461 uint32_t nsexeclength = MAXPATHLEN;
36205 01cbed5e8731 squash compiler warning on Mac OSX 10.3 Skip Montanaro <skip@pobox.com> parents: 35578 diff changeset	462 #else
01cbed5e8731 squash compiler warning on Mac OSX 10.3 Skip Montanaro <skip@pobox.com> parents: 35578 diff changeset	463 unsigned long nsexeclength = MAXPATHLEN;
01cbed5e8731 squash compiler warning on Mac OSX 10.3 Skip Montanaro <skip@pobox.com> parents: 35578 diff changeset	464 #endif
61467 f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	465 char execpath[MAXPATHLEN+1];
32229 27967fbba48f Fix for #932977: MacOSX does not pass the whole pathname in argv[0] for Jack Jansen <jack.jansen@cwi.nl> parents: 26944 diff changeset	466 #endif
20156 416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	467
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	468 if (_path) {
63983 293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	469 size_t r = mbstowcs(wpath, _path, MAXPATHLEN+1);
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	470 path = wpath;
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	471 if (r == (size_t)-1 \|\| r > MAXPATHLEN) {
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	472 /* Could not convert PATH, or it's too long. */
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	473 path = NULL;
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	474 }
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	475 }
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	476
63983 293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	477 /* If there is no slash in the argv0 path, then we have to
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	478 * assume python is on the user's $PATH, since there's no
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	479 * other way to find a directory to start the search from. If
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	480 * $PATH isn't exported, you lose.
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	481 */
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	482 if (wcschr(prog, SEP))
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	483 wcsncpy(progpath, prog, MAXPATHLEN);
32229 27967fbba48f Fix for #932977: MacOSX does not pass the whole pathname in argv[0] for Jack Jansen <jack.jansen@cwi.nl> parents: 26944 diff changeset	484 #ifdef __APPLE__
27967fbba48f Fix for #932977: MacOSX does not pass the whole pathname in argv[0] for Jack Jansen <jack.jansen@cwi.nl> parents: 26944 diff changeset	485 /* On Mac OS X, if a script uses an interpreter of the form
27967fbba48f Fix for #932977: MacOSX does not pass the whole pathname in argv[0] for Jack Jansen <jack.jansen@cwi.nl> parents: 26944 diff changeset	486 * "#!/opt/python2.3/bin/python", the kernel only passes "python"
27967fbba48f Fix for #932977: MacOSX does not pass the whole pathname in argv[0] for Jack Jansen <jack.jansen@cwi.nl> parents: 26944 diff changeset	487 * as argv[0], which falls through to the $PATH search below.
27967fbba48f Fix for #932977: MacOSX does not pass the whole pathname in argv[0] for Jack Jansen <jack.jansen@cwi.nl> parents: 26944 diff changeset	488 * If /opt/python2.3/bin isn't in your path, or is near the end,
27967fbba48f Fix for #932977: MacOSX does not pass the whole pathname in argv[0] for Jack Jansen <jack.jansen@cwi.nl> parents: 26944 diff changeset	489 * this algorithm may incorrectly find /usr/bin/python. To work
27967fbba48f Fix for #932977: MacOSX does not pass the whole pathname in argv[0] for Jack Jansen <jack.jansen@cwi.nl> parents: 26944 diff changeset	490 * around this, we can use _NSGetExecutablePath to get a better
27967fbba48f Fix for #932977: MacOSX does not pass the whole pathname in argv[0] for Jack Jansen <jack.jansen@cwi.nl> parents: 26944 diff changeset	491 * hint of what the intended interpreter was, although this
27967fbba48f Fix for #932977: MacOSX does not pass the whole pathname in argv[0] for Jack Jansen <jack.jansen@cwi.nl> parents: 26944 diff changeset	492 * will fail if a relative path was used. but in that case,
27967fbba48f Fix for #932977: MacOSX does not pass the whole pathname in argv[0] for Jack Jansen <jack.jansen@cwi.nl> parents: 26944 diff changeset	493 * absolutize() should help us out below
27967fbba48f Fix for #932977: MacOSX does not pass the whole pathname in argv[0] for Jack Jansen <jack.jansen@cwi.nl> parents: 26944 diff changeset	494 */
63983 293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	495 else if(0 == _NSGetExecutablePath(execpath, &nsexeclength) && execpath[0] == SEP) {
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	496 size_t r = mbstowcs(progpath, execpath, MAXPATHLEN+1);
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	497 if (r == (size_t)-1 \|\| r > MAXPATHLEN) {
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	498 /* Could not convert execpath, or it's too long. */
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	499 progpath[0] = '\0';
61467 f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	500 }
63983 293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	501 }
32399 472023d0a10d Change comment from C++ style to C. Brett Cannon <bcannon@gmail.com> parents: 32229 diff changeset	502 #endif /* __APPLE__ */
63983 293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	503 else if (path) {
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	504 while (1) {
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	505 wchar_t *delim = wcschr(path, DELIM);
21141 51b4572cf013 Changed logic for finding python home in Mac OS X framework Pythons. Jack Jansen <jack.jansen@cwi.nl> parents: 20156 diff changeset	506
63983 293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	507 if (delim) {
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	508 size_t len = delim - path;
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	509 if (len > MAXPATHLEN)
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	510 len = MAXPATHLEN;
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	511 wcsncpy(progpath, path, len);
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	512 *(progpath + len) = '\0';
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	513 }
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	514 else
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	515 wcsncpy(progpath, path, MAXPATHLEN);
21141 51b4572cf013 Changed logic for finding python home in Mac OS X framework Pythons. Jack Jansen <jack.jansen@cwi.nl> parents: 20156 diff changeset	516
63983 293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	517 joinpath(progpath, prog);
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	518 if (isxfile(progpath))
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	519 break;
21141 51b4572cf013 Changed logic for finding python home in Mac OS X framework Pythons. Jack Jansen <jack.jansen@cwi.nl> parents: 20156 diff changeset	520
63983 293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	521 if (!delim) {
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	522 progpath[0] = L'\0';
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	523 break;
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	524 }
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	525 path = delim + 1;
61467 f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	526 }
63983 293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	527 }
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	528 else
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	529 progpath[0] = '\0';
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	530 if (progpath[0] != SEP && progpath[0] != '\0')
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	531 absolutize(progpath);
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	532 wcsncpy(argv0_path, progpath, MAXPATHLEN);
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	533 argv0_path[MAXPATHLEN] = '\0';
21141 51b4572cf013 Changed logic for finding python home in Mac OS X framework Pythons. Jack Jansen <jack.jansen@cwi.nl> parents: 20156 diff changeset	534
9970 8efa37a770c6 Patches by William Lewis for Nextstep descendants. Guido van Rossum <guido@python.org> parents: 8203 diff changeset	535 #ifdef WITH_NEXT_FRAMEWORK
63983 293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	536 /* On Mac OS X we have a special case if we're running from a framework.
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	537 ** This is because the python home should be set relative to the library,
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	538 ** which is in the framework, not relative to the executable, which may
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	539 ** be outside of the framework. Except when we're in the build directory...
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	540 */
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	541 pythonModule = NSModuleForSymbol(NSLookupAndBindSymbol("_Py_Initialize"));
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	542 /* Use dylib functions to find out where the framework was loaded from */
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	543 buf = (wchar_t *)NSLibraryNameForModule(pythonModule);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	544 if (buf != NULL) {
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	545 /* We're in a framework. */
19261 ca7dbacbbe18 With WITH_NEXT_FRAMEWORK defined we now also expect a normal Python Jack Jansen <jack.jansen@cwi.nl> parents: 19061 diff changeset	546 /* See if we might be in the build directory. The framework in the
ca7dbacbbe18 With WITH_NEXT_FRAMEWORK defined we now also expect a normal Python Jack Jansen <jack.jansen@cwi.nl> parents: 19061 diff changeset	547 ** build directory is incomplete, it only has the .dylib and a few
ca7dbacbbe18 With WITH_NEXT_FRAMEWORK defined we now also expect a normal Python Jack Jansen <jack.jansen@cwi.nl> parents: 19061 diff changeset	548 ** needed symlinks, it doesn't have the Lib directories and such.
ca7dbacbbe18 With WITH_NEXT_FRAMEWORK defined we now also expect a normal Python Jack Jansen <jack.jansen@cwi.nl> parents: 19061 diff changeset	549 ** If we're running with the framework from the build directory we must
ca7dbacbbe18 With WITH_NEXT_FRAMEWORK defined we now also expect a normal Python Jack Jansen <jack.jansen@cwi.nl> parents: 19061 diff changeset	550 ** be running the interpreter in the build directory, so we use the
ca7dbacbbe18 With WITH_NEXT_FRAMEWORK defined we now also expect a normal Python Jack Jansen <jack.jansen@cwi.nl> parents: 19061 diff changeset	551 ** build-directory-specific logic to find Lib and such.
ca7dbacbbe18 With WITH_NEXT_FRAMEWORK defined we now also expect a normal Python Jack Jansen <jack.jansen@cwi.nl> parents: 19061 diff changeset	552 */
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	553 wcsncpy(argv0_path, buf, MAXPATHLEN);
19261 ca7dbacbbe18 With WITH_NEXT_FRAMEWORK defined we now also expect a normal Python Jack Jansen <jack.jansen@cwi.nl> parents: 19061 diff changeset	554 reduce(argv0_path);
ca7dbacbbe18 With WITH_NEXT_FRAMEWORK defined we now also expect a normal Python Jack Jansen <jack.jansen@cwi.nl> parents: 19061 diff changeset	555 joinpath(argv0_path, lib_python);
ca7dbacbbe18 With WITH_NEXT_FRAMEWORK defined we now also expect a normal Python Jack Jansen <jack.jansen@cwi.nl> parents: 19061 diff changeset	556 joinpath(argv0_path, LANDMARK);
ca7dbacbbe18 With WITH_NEXT_FRAMEWORK defined we now also expect a normal Python Jack Jansen <jack.jansen@cwi.nl> parents: 19061 diff changeset	557 if (!ismodule(argv0_path)) {
63983 293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	558 /* We are in the build directory so use the name of the
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	559 executable - we know that the absolute path is passed */
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	560 wcsncpy(argv0_path, progpath, MAXPATHLEN);
19261 ca7dbacbbe18 With WITH_NEXT_FRAMEWORK defined we now also expect a normal Python Jack Jansen <jack.jansen@cwi.nl> parents: 19061 diff changeset	561 }
ca7dbacbbe18 With WITH_NEXT_FRAMEWORK defined we now also expect a normal Python Jack Jansen <jack.jansen@cwi.nl> parents: 19061 diff changeset	562 else {
63983 293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	563 /* Use the location of the library as the progpath */
293e332b8b4b Merged revisions 84008-84009 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 63169 diff changeset	564 wcsncpy(argv0_path, buf, MAXPATHLEN);
19261 ca7dbacbbe18 With WITH_NEXT_FRAMEWORK defined we now also expect a normal Python Jack Jansen <jack.jansen@cwi.nl> parents: 19061 diff changeset	565 }
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	566 }
9970 8efa37a770c6 Patches by William Lewis for Nextstep descendants. Guido van Rossum <guido@python.org> parents: 8203 diff changeset	567 #endif
20156 416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	568
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	569 #if HAVE_READLINK
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	570 {
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	571 wchar_t tmpbuffer[MAXPATHLEN+1];
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	572 int linklen = _Py_wreadlink(progpath, tmpbuffer, MAXPATHLEN);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	573 while (linklen != -1) {
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	574 if (tmpbuffer[0] == SEP)
20156 416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	575 /* tmpbuffer should never be longer than MAXPATHLEN,
416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	576 but extra check does not hurt */
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	577 wcsncpy(argv0_path, tmpbuffer, MAXPATHLEN);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	578 else {
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	579 /* Interpret relative to progpath */
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	580 reduce(argv0_path);
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	581 joinpath(argv0_path, tmpbuffer);
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	582 }
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	583 linklen = _Py_wreadlink(argv0_path, tmpbuffer, MAXPATHLEN);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	584 }
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	585 }
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	586 #endif /* HAVE_READLINK */
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	587
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	588 reduce(argv0_path);
14898 4bea4f59c4e4 Fix buffer overflow vulnerabilities in calculate_path(). Code used Jeremy Hylton <jeremy@alum.mit.edu> parents: 14845 diff changeset	589 /* At this point, argv0_path is guaranteed to be less than
4bea4f59c4e4 Fix buffer overflow vulnerabilities in calculate_path(). Code used Jeremy Hylton <jeremy@alum.mit.edu> parents: 14845 diff changeset	590 MAXPATHLEN bytes long.
4bea4f59c4e4 Fix buffer overflow vulnerabilities in calculate_path(). Code used Jeremy Hylton <jeremy@alum.mit.edu> parents: 14845 diff changeset	591 */
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	592
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	593 if (!(pfound = search_for_prefix(argv0_path, home))) {
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	594 if (!Py_FrozenFlag)
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	595 fprintf(stderr,
20156 416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	596 "Could not find platform independent libraries <prefix>\n");
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	597 wcsncpy(prefix, L"" PREFIX, MAXPATHLEN);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	598 joinpath(prefix, lib_python);
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	599 }
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	600 else
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	601 reduce(prefix);
20156 416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	602
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	603 wcsncpy(zip_path, prefix, MAXPATHLEN);
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	604 zip_path[MAXPATHLEN] = L'\0';
26885 54aacb87beda PEP 302 + zipimport: Just van Rossum <just@letterror.com> parents: 26764 diff changeset	605 if (pfound > 0) { /* Use the reduced prefix returned by Py_GetPrefix() */
54aacb87beda PEP 302 + zipimport: Just van Rossum <just@letterror.com> parents: 26764 diff changeset	606 reduce(zip_path);
54aacb87beda PEP 302 + zipimport: Just van Rossum <just@letterror.com> parents: 26764 diff changeset	607 reduce(zip_path);
54aacb87beda PEP 302 + zipimport: Just van Rossum <just@letterror.com> parents: 26764 diff changeset	608 }
54aacb87beda PEP 302 + zipimport: Just van Rossum <just@letterror.com> parents: 26764 diff changeset	609 else
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	610 wcsncpy(zip_path, L"" PREFIX, MAXPATHLEN);
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	611 joinpath(zip_path, L"lib/python00.zip");
61467 f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	612 bufsz = wcslen(zip_path); /* Replace "00" with version */
26885 54aacb87beda PEP 302 + zipimport: Just van Rossum <just@letterror.com> parents: 26764 diff changeset	613 zip_path[bufsz - 6] = VERSION[0];
54aacb87beda PEP 302 + zipimport: Just van Rossum <just@letterror.com> parents: 26764 diff changeset	614 zip_path[bufsz - 5] = VERSION[2];
54aacb87beda PEP 302 + zipimport: Just van Rossum <just@letterror.com> parents: 26764 diff changeset	615
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	616 if (!(efound = search_for_exec_prefix(argv0_path, home))) {
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	617 if (!Py_FrozenFlag)
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	618 fprintf(stderr,
20156 416f0bc228e8 Be more rigorous about making pathnames absolute, to address SF bug Guido van Rossum <guido@python.org> parents: 19261 diff changeset	619 "Could not find platform dependent libraries <exec_prefix>\n");
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	620 wcsncpy(exec_prefix, L"" EXEC_PREFIX, MAXPATHLEN);
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	621 joinpath(exec_prefix, L"lib/lib-dynload");
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	622 }
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	623 /* If we found EXEC_PREFIX do not reduce it! (Yet.) */
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	624
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	625 if ((!pfound \|\| !efound) && !Py_FrozenFlag)
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	626 fprintf(stderr,
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	627 "Consider setting $PYTHONHOME to <prefix>[:<exec_prefix>]\n");
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	628
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	629 /* Calculate size of return buffer.
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	630 */
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	631 bufsz = 0;
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	632
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	633 if (_rtpypath) {
61467 f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	634 size_t s = mbstowcs(rtpypath, _rtpypath, sizeof(rtpypath)/sizeof(wchar_t));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	635 if (s == (size_t)-1 \|\| s >=sizeof(rtpypath))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	636 /* XXX deal with errors more gracefully */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	637 _rtpypath = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	638 if (_rtpypath)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	639 bufsz += wcslen(rtpypath) + 1;
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	640 }
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	641
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	642 prefixsz = wcslen(prefix) + 1;
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	643
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	644 while (1) {
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	645 wchar_t *delim = wcschr(defpath, DELIM);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	646
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	647 if (defpath[0] != SEP)
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	648 /* Paths are relative to prefix */
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	649 bufsz += prefixsz;
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	650
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	651 if (delim)
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	652 bufsz += delim - defpath + 1;
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	653 else {
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	654 bufsz += wcslen(defpath) + 1;
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	655 break;
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	656 }
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	657 defpath = delim + 1;
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	658 }
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	659
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	660 bufsz += wcslen(zip_path) + 1;
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	661 bufsz += wcslen(exec_prefix) + 1;
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	662
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	663 /* This is the only malloc call in this file */
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	664 buf = (wchar_t )PyMem_Malloc(bufszsizeof(wchar_t));
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	665
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	666 if (buf == NULL) {
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	667 /* We can't exit, so print a warning and limp along */
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	668 fprintf(stderr, "Not enough memory for dynamic PYTHONPATH.\n");
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	669 fprintf(stderr, "Using default static PYTHONPATH.\n");
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	670 module_search_path = L"" PYTHONPATH;
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	671 }
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	672 else {
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	673 /* Run-time value of $PYTHONPATH goes first */
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	674 if (_rtpypath) {
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	675 wcscpy(buf, rtpypath);
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	676 wcscat(buf, delimiter);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	677 }
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	678 else
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	679 buf[0] = '\0';
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	680
26885 54aacb87beda PEP 302 + zipimport: Just van Rossum <just@letterror.com> parents: 26764 diff changeset	681 /* Next is the default zip path */
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	682 wcscat(buf, zip_path);
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	683 wcscat(buf, delimiter);
26885 54aacb87beda PEP 302 + zipimport: Just van Rossum <just@letterror.com> parents: 26764 diff changeset	684
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	685 /* Next goes merge of compile-time $PYTHONPATH with
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	686 * dynamically located prefix.
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	687 */
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	688 defpath = pythonpath;
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	689 while (1) {
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	690 wchar_t *delim = wcschr(defpath, DELIM);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	691
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	692 if (defpath[0] != SEP) {
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	693 wcscat(buf, prefix);
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	694 wcscat(buf, separator);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	695 }
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	696
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	697 if (delim) {
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	698 size_t len = delim - defpath + 1;
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	699 size_t end = wcslen(buf) + len;
22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	700 wcsncat(buf, defpath, len);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	701 *(buf + end) = '\0';
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	702 }
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	703 else {
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	704 wcscat(buf, defpath);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	705 break;
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	706 }
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	707 defpath = delim + 1;
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	708 }
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	709 wcscat(buf, delimiter);
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	710
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	711 /* Finally, on goes the directory for dynamic-load modules */
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	712 wcscat(buf, exec_prefix);
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	713
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	714 /* And publish the results */
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	715 module_search_path = buf;
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	716 }
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	717
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	718 /* Reduce prefix and exec_prefix to their essence,
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	719 * e.g. /usr/local/lib/python1.5 is reduced to /usr/local.
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	720 * If we're loading relative to the build directory,
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	721 * return the compiled-in defaults instead.
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	722 */
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	723 if (pfound > 0) {
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	724 reduce(prefix);
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	725 reduce(prefix);
61467 f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	726 /* The prefix is the root directory, but reduce() chopped
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	727 * off the "/". */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	728 if (!prefix[0])
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	729 wcscpy(prefix, separator);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	730 }
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	731 else
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	732 wcsncpy(prefix, L"" PREFIX, MAXPATHLEN);
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	733
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	734 if (efound > 0) {
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	735 reduce(exec_prefix);
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	736 reduce(exec_prefix);
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	737 reduce(exec_prefix);
61467 f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	738 if (!exec_prefix[0])
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 59856 diff changeset	739 wcscpy(exec_prefix, separator);
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	740 }
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	741 else
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	742 wcsncpy(exec_prefix, L"" EXEC_PREFIX, MAXPATHLEN);
5300 e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	743 }
e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	744
e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	745
e77942562dd3 Completely revamped the way the default path is constructed. Guido van Rossum <guido@python.org> parents: 4503 diff changeset	746 /* External interface */
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	747
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	748 wchar_t *
13651 8a063423e0b7 Bunch of minor ANSIfications: 'void initfunc()' -> 'void initfunc(void)', Thomas Wouters <thomas@python.org> parents: 13620 diff changeset	749 Py_GetPath(void)
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	750 {
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	751 if (!module_search_path)
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	752 calculate_path();
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	753 return module_search_path;
2896 f0d9f800a4aa Initial revision Guido van Rossum <guido@python.org> parents: diff changeset	754 }
3674 3eaf2c673a11 provide access to $(exec_)prefix Guido van Rossum <guido@python.org> parents: 3621 diff changeset	755
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	756 wchar_t *
13651 8a063423e0b7 Bunch of minor ANSIfications: 'void initfunc()' -> 'void initfunc(void)', Thomas Wouters <thomas@python.org> parents: 13620 diff changeset	757 Py_GetPrefix(void)
3674 3eaf2c673a11 provide access to $(exec_)prefix Guido van Rossum <guido@python.org> parents: 3621 diff changeset	758 {
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	759 if (!module_search_path)
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	760 calculate_path();
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	761 return prefix;
3674 3eaf2c673a11 provide access to $(exec_)prefix Guido van Rossum <guido@python.org> parents: 3621 diff changeset	762 }
3eaf2c673a11 provide access to $(exec_)prefix Guido van Rossum <guido@python.org> parents: 3621 diff changeset	763
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	764 wchar_t *
13651 8a063423e0b7 Bunch of minor ANSIfications: 'void initfunc()' -> 'void initfunc(void)', Thomas Wouters <thomas@python.org> parents: 13620 diff changeset	765 Py_GetExecPrefix(void)
3674 3eaf2c673a11 provide access to $(exec_)prefix Guido van Rossum <guido@python.org> parents: 3621 diff changeset	766 {
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	767 if (!module_search_path)
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	768 calculate_path();
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	769 return exec_prefix;
3674 3eaf2c673a11 provide access to $(exec_)prefix Guido van Rossum <guido@python.org> parents: 3621 diff changeset	770 }
5568 139ab21d2629 Make delimiter and separator static for K&R C. Guido van Rossum <guido@python.org> parents: 5500 diff changeset	771
46318 22a74eaf6b22 Change command line processing API to use wchar_t. Martin v. Löwis <martin@v.loewis.de> parents: 41554 diff changeset	772 wchar_t *
13651 8a063423e0b7 Bunch of minor ANSIfications: 'void initfunc()' -> 'void initfunc(void)', Thomas Wouters <thomas@python.org> parents: 13620 diff changeset	773 Py_GetProgramFullPath(void)
5568 139ab21d2629 Make delimiter and separator static for K&R C. Guido van Rossum <guido@python.org> parents: 5500 diff changeset	774 {
13428 0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	775 if (!module_search_path)
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	776 calculate_path();
0d6af303a86c ANSI-fied sources, converted to four-space indentation. Fred Drake <fdrake@acm.org> parents: 13256 diff changeset	777 return progpath;
5568 139ab21d2629 Make delimiter and separator static for K&R C. Guido van Rossum <guido@python.org> parents: 5500 diff changeset	778 }
37879 f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair Thomas Wouters <thomas@python.org> parents: 36623 diff changeset	779
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair Thomas Wouters <thomas@python.org> parents: 36623 diff changeset	780
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair Thomas Wouters <thomas@python.org> parents: 36623 diff changeset	781 #ifdef __cplusplus
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair Thomas Wouters <thomas@python.org> parents: 36623 diff changeset	782 }
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair Thomas Wouters <thomas@python.org> parents: 36623 diff changeset	783 #endif
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair Thomas Wouters <thomas@python.org> parents: 36623 diff changeset	784

Mercurial > cpython-lru_cache-weakref

annotate Modules/getpath.c @ 64166:d0e9febfa00a 3.1