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calculate_path(): use _Py_char2wchar() to decode the PATH environment variable, 

to support surrogate characters
This commit is contained in:
Victor Stinner 2010-10-16 23:34:22 +00:00
parent 168e117e0a
commit dc4b2a712f
1 changed files with 4 additions and 9 deletions
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13
Modules/getpath.c
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@ -407,7 +407,6 @@ calculate_path(void)
wchar_t rtpypath[MAXPATHLEN+1];
wchar_t *home = Py_GetPythonHome();
char *_path = getenv("PATH");
wchar_t wpath[MAXPATHLEN+1];
wchar_t *path = NULL;
wchar_t *prog = Py_GetProgramName();
wchar_t argv0_path[MAXPATHLEN+1];
@ -429,14 +428,8 @@ calculate_path(void)
char execpath[MAXPATHLEN+1];
#endif
if (_path) {
size_t r = mbstowcs(wpath, _path, MAXPATHLEN+1);
path = wpath;
if (r == (size_t)-1 || r > MAXPATHLEN) {
/* Could not convert PATH, or it's too long. */
path = NULL;
}
}
if (_path)
path = _Py_char2wchar(_path, NULL);
/* If there is no slash in the argv0 path, then we have to
* assume python is on the user's $PATH, since there's no
@ -491,6 +484,8 @@ calculate_path(void)
}
else
progpath[0] = '\0';
if (path != NULL)
PyMem_Free(path);
if (progpath[0] != SEP && progpath[0] != '\0')
absolutize(progpath);
wcsncpy(argv0_path, progpath, MAXPATHLEN);