Merged revisions 81398 via svnmerge from

svn+ssh://pythondev@svn.python.org/python/trunk

........
  r81398 | antoine.pitrou | 2010-05-21 19:12:38 +0200 (ven., 21 mai 2010) | 6 lines

  Issue #5753: A new C API function, :cfunc:`PySys_SetArgvEx`, allows
  embedders of the interpreter to set sys.argv without also modifying
  sys.path.  This helps fix `CVE-2008-5983
  <http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-5983>`_.
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This commit is contained in:
Antoine Pitrou 2010-05-21 17:25:34 +00:00
parent cc6a982de8
commit f978facc0e
4 changed files with 47 additions and 7 deletions

View file

@ -1668,7 +1668,7 @@ _wrealpath(const wchar_t *path, wchar_t *resolved_path)
#endif
void
PySys_SetArgv(int argc, wchar_t **argv)
PySys_SetArgvEx(int argc, wchar_t **argv, int updatepath)
{
#if defined(HAVE_REALPATH)
wchar_t fullpath[MAXPATHLEN];
@ -1681,7 +1681,7 @@ PySys_SetArgv(int argc, wchar_t **argv)
Py_FatalError("no mem for sys.argv");
if (PySys_SetObject("argv", av) != 0)
Py_FatalError("can't assign sys.argv");
if (path != NULL) {
if (updatepath && path != NULL) {
wchar_t *argv0 = argv[0];
wchar_t *p = NULL;
Py_ssize_t n = 0;
@ -1768,6 +1768,12 @@ PySys_SetArgv(int argc, wchar_t **argv)
Py_DECREF(av);
}
void
PySys_SetArgv(int argc, wchar_t **argv)
{
PySys_SetArgvEx(argc, argv, 1);
}
/* Reimplementation of PyFile_WriteString() no calling indirectly
PyErr_CheckSignals(): avoid the call to PyObject_Str(). */