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Create a subfunction for PySys_SetArgvEx()

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Create sys_update_path() static function. Do nothing if argc==0.
This commit is contained in:
Victor Stinner 2010-10-06 22:44:06 +00:00
parent 7980eaa98d
commit c08ec9fdba
1 changed files with 104 additions and 88 deletions
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50
Python/sysmodule.c
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@ -1686,30 +1686,35 @@ _wrealpath(const wchar_t *path, wchar_t *resolved_path)
(argc > 0 && argv0 != NULL && \
wcscmp(argv0, L"-c") != 0 && wcscmp(argv0, L"-m") != 0)
void
PySys_SetArgvEx(int argc, wchar_t **argv, int updatepath)
static void
sys_update_path(int argc, wchar_t **argv)
{
wchar_t *argv0;
wchar_t *p = NULL;
Py_ssize_t n = 0;
PyObject *a;
PyObject *path;
#ifdef HAVE_READLINK
extern int _Py_wreadlink(const wchar_t *, wchar_t *, size_t);
wchar_t link[MAXPATHLEN+1];
wchar_t argv0copy[2*MAXPATHLEN+1];
int nr = 0;
#endif
#if defined(HAVE_REALPATH)
wchar_t fullpath[MAXPATHLEN];
#elif defined(MS_WINDOWS) && !defined(MS_WINCE)
wchar_t fullpath[MAX_PATH];
#endif
PyObject *av = makeargvobject(argc, argv);
PyObject *path = PySys_GetObject("path");
if (av == NULL)
Py_FatalError("no mem for sys.argv");
if (PySys_SetObject("argv", av) != 0)
Py_FatalError("can't assign sys.argv");
if (updatepath && path != NULL) {
wchar_t *argv0 = argv[0];
wchar_t *p = NULL;
Py_ssize_t n = 0;
PyObject *a;
extern int _Py_wreadlink(const wchar_t *, wchar_t *, size_t);
path = PySys_GetObject("path");
if (path == NULL)
return;
if (argc == 0)
return;
argv0 = argv[0];
#ifdef HAVE_READLINK
wchar_t link[MAXPATHLEN+1];
wchar_t argv0copy[2*MAXPATHLEN+1];
int nr = 0;
if (_HAVE_SCRIPT_ARGUMENT(argc, argv))
nr = _Py_wreadlink(argv0, link, MAXPATHLEN);
if (nr > 0) {
@ -1784,7 +1789,18 @@ PySys_SetArgvEx(int argc, wchar_t **argv, int updatepath)
Py_FatalError("sys.path.insert(0) failed");
Py_DECREF(a);
}
void
PySys_SetArgvEx(int argc, wchar_t **argv, int updatepath)
{
PyObject *av = makeargvobject(argc, argv);
if (av == NULL)
Py_FatalError("no mem for sys.argv");
if (PySys_SetObject("argv", av) != 0)
Py_FatalError("can't assign sys.argv");
Py_DECREF(av);
if (updatepath)
sys_update_path(argc, argv);
}
void