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Recorded merge of revisions 85569-85570 via svnmerge from

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svn+ssh://pythondev@svn.python.org/python/branches/py3k

........
  r85569 | victor.stinner | 2010-10-16 15:14:10 +0200 (sam., 16 oct. 2010) | 4 lines

  Issue #9713, #10114: Parser functions (eg. PyParser_ASTFromFile) expects
  filenames encoded to the filesystem encoding with surrogateescape error handler
  (to support undecodable bytes), instead of UTF-8 in strict mode.
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  r85570 | victor.stinner | 2010-10-16 15:42:53 +0200 (sam., 16 oct. 2010) | 4 lines

  Fix ast_error_finish() and err_input(): filename can be NULL

  Fix my previous commit (r85569).
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This commit is contained in:
Victor Stinner 2010-10-19 01:22:07 +00:00
parent 089144e511
commit 15244f7b12
7 changed files with 81 additions and 27 deletions
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38
Python/traceback.c
View file

@ -143,16 +143,20 @@ _Py_FindSourceFile(PyObject *filename, char* namebuf, size_t namelen, PyObject *
Py_ssize_t npath;
size_t taillen;
PyObject *syspath;
const char* path;
PyObject *path;
const char* tail;
PyObject *filebytes;
const char* filepath;
Py_ssize_t len;
PyObject* result;
filepath = _PyUnicode_AsString(filename);
if (filepath == NULL) {
filebytes = PyUnicode_AsEncodedObject(filename,
Py_FileSystemDefaultEncoding, "surrogateescape");
if (filebytes == NULL) {
PyErr_Clear();
return NULL;
}
filepath = PyBytes_AS_STRING(filebytes);
/* Search tail of filename in sys.path before giving up */
tail = strrchr(filepath, SEP);
@ -164,7 +168,7 @@ _Py_FindSourceFile(PyObject *filename, char* namebuf, size_t namelen, PyObject *
syspath = PySys_GetObject("path");
if (syspath == NULL || !PyList_Check(syspath))
return NULL;
goto error;
npath = PyList_Size(syspath);
for (i = 0; i < npath; i++) {
@ -175,14 +179,20 @@ _Py_FindSourceFile(PyObject *filename, char* namebuf, size_t namelen, PyObject *
}
if (!PyUnicode_Check(v))
continue;
path = _PyUnicode_AsStringAndSize(v, &len);
path = PyUnicode_AsEncodedObject(v, Py_FileSystemDefaultEncoding,
"surrogateescape");
if (path == NULL) {
PyErr_Clear();
continue;
}
if (len + 1 + (Py_ssize_t)taillen >= (Py_ssize_t)namelen - 1)
len = PyBytes_GET_SIZE(path);
if (len + 1 + (Py_ssize_t)taillen >= (Py_ssize_t)namelen - 1) {
Py_DECREF(path);
continue; /* Too long */
strcpy(namebuf, path);
}
strcpy(namebuf, PyBytes_AS_STRING(path));
Py_DECREF(path);
if (strlen(namebuf) != len)
continue; /* v contains '\0' */
if (len > 0 && namebuf[len-1] != SEP)
@ -190,11 +200,19 @@ _Py_FindSourceFile(PyObject *filename, char* namebuf, size_t namelen, PyObject *
strcpy(namebuf+len, tail);
binary = PyObject_CallMethod(io, "open", "ss", namebuf, "rb");
if (binary != NULL)
return binary;
if (binary != NULL) {
result = binary;
goto finally;
}
PyErr_Clear();
}
return NULL;
goto error;
error:
result = NULL;
finally:
Py_DECREF(filebytes);
return result;
}
int