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Fixed a bug in PyUnicode_DecodeFSDefault. strcmp() returns 0 on success.

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Added PyUnicode_DecodeFSDefaultAndSize
Fixed a problem with the sys.path code that caused a segfault on Windows when the path contains non ASCII chars. The code for sys.executable, exec_prefix and prefix should be fixed, too.
This commit is contained in:
Christian Heimes 2007-11-04 11:43:14 +00:00
parent 9c1257ecf8
commit 5894ba7fad
3 changed files with 17 additions and 5 deletions
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8
Include/unicodeobject.h
View file

@ -155,6 +155,7 @@ typedef PY_UNICODE_TYPE Py_UNICODE;
# define PyUnicode_DecodeCharmap PyUnicodeUCS2_DecodeCharmap
# define PyUnicode_DecodeLatin1 PyUnicodeUCS2_DecodeLatin1
# define PyUnicode_DecodeFSDefault PyUnicodeUCS2_DecodeFSDefault
# define PyUnicode_DecodeFSDefaultAndSize PyUnicodeUCS2_DecodeFSDefaultAndSize
# define PyUnicode_DecodeRawUnicodeEscape PyUnicodeUCS2_DecodeRawUnicodeEscape
# define PyUnicode_DecodeUTF32 PyUnicodeUCS2_DecodeUTF32
# define PyUnicode_DecodeUTF32Stateful PyUnicodeUCS2_DecodeUTF32Stateful
@ -247,6 +248,7 @@ typedef PY_UNICODE_TYPE Py_UNICODE;
# define PyUnicode_DecodeCharmap PyUnicodeUCS4_DecodeCharmap
# define PyUnicode_DecodeLatin1 PyUnicodeUCS4_DecodeLatin1
# define PyUnicode_DecodeFSDefault PyUnicodeUCS4_DecodeFSDefault
# define PyUnicode_DecodeFSDefaultAndSize PyUnicodeUCS4_DecodeFSDefaultAndSize
# define PyUnicode_DecodeRawUnicodeEscape PyUnicodeUCS4_DecodeRawUnicodeEscape
# define PyUnicode_DecodeUTF32 PyUnicodeUCS4_DecodeUTF32
# define PyUnicode_DecodeUTF32Stateful PyUnicodeUCS4_DecodeUTF32Stateful
@ -657,6 +659,12 @@ PyAPI_FUNC(PyObject*) PyUnicode_DecodeFSDefault(
const char *s /* encoded string */
);
PyAPI_FUNC(PyObject*) PyUnicode_DecodeFSDefaultAndSize(
const char *s, /* encoded string */
Py_ssize_t size /* size */
);
/* Return a char* holding the UTF-8 encoded value of the
Unicode object.

12
Objects/unicodeobject.c
View file

@ -1263,10 +1263,14 @@ PyObject *_PyUnicode_AsDefaultEncodedString(PyObject *unicode,
}
PyObject*
PyUnicode_DecodeFSDefault(const char *s)
{
PyUnicode_DecodeFSDefault(const char *s) {
Py_ssize_t size = (Py_ssize_t)strlen(s);
return PyUnicode_DecodeFSDefaultAndSize(s, size);
}
PyObject*
PyUnicode_DecodeFSDefaultAndSize(const char *s, Py_ssize_t size)
{
/* During the early bootstrapping process, Py_FileSystemDefaultEncoding
can be undefined. If it is case, decode using UTF-8. The following assumes
that Py_FileSystemDefaultEncoding is set to a built-in encoding during the
@ -1274,11 +1278,11 @@ PyUnicode_DecodeFSDefault(const char *s)
*/
if (Py_FileSystemDefaultEncoding) {
#if defined(MS_WINDOWS) && defined(HAVE_USABLE_WCHAR_T)
if (strcmp(Py_FileSystemDefaultEncoding, "mbcs")) {
if (strcmp(Py_FileSystemDefaultEncoding, "mbcs") == 0) {
return PyUnicode_DecodeMBCS(s, size, "replace");
}
#elif defined(__APPLE__)
if (strcmp(Py_FileSystemDefaultEncoding, "utf-8")) {
if (strcmp(Py_FileSystemDefaultEncoding, "utf-8") == 0) {
return PyUnicode_DecodeUTF8(s, size, "replace");
}
#endif

2
Python/sysmodule.c
View file

@ -1150,7 +1150,7 @@ makepathobject(const char *path, int delim)
p = strchr(path, delim);
if (p == NULL)
p = strchr(path, '\0'); /* End of string */
w = PyUnicode_FromStringAndSize(path, (Py_ssize_t) (p - path));
w = PyUnicode_DecodeFSDefaultAndSize(path, (Py_ssize_t) (p - path));
if (w == NULL) {
Py_DECREF(v);
return NULL;