Update of /cvsroot/python/python/dist/src/Objects
In directory usw-pr-cvs1:/tmp/cvs-serv32278/Objects
Modified Files:
Tag: release22-maint
unicodeobject.c
Log Message:
Backport:
2002/08/11 12:23:04 lemburg Python/bltinmodule.c 2.262
2002/08/11 12:23:04 lemburg Objects/unicodeobject.c 2.162
2002/08/11 12:23:03 lemburg Misc/NEWS 1.461
2002/08/11 12:23:03 lemburg Lib/test/test_unicode.py 1.65
2002/08/11 12:23:03 lemburg Include/unicodeobject.h 2.39
Add C API PyUnicode_FromOrdinal() which exposes unichr() at C level.
u'%c' will now raise a ValueError in case the argument is an
integer outside the valid range of Unicode code point ordinals.
Closes SF bug #593581.
Index: unicodeobject.c
===================================================================
RCS file: /cvsroot/python/python/dist/src/Objects/unicodeobject.c,v
retrieving revision 2.124.6.15
retrieving revision 2.124.6.16
diff -C2 -d -r2.124.6.15 -r2.124.6.16
*** unicodeobject.c 24 Sep 2002 15:22:30 -0000 2.124.6.15
--- unicodeobject.c 7 Oct 2002 12:32:56 -0000 2.124.6.16
***************
*** 391,394 ****
--- 391,433 ----
#endif
+ PyObject *PyUnicode_FromOrdinal(int ordinal)
+ {
+ Py_UNICODE s[2];
+
+ #ifdef Py_UNICODE_WIDE
+ if (ordinal < 0 || ordinal > 0x10ffff) {
+ PyErr_SetString(PyExc_ValueError,
+ "unichr() arg not in range(0x110000) "
+ "(wide Python build)");
+ return NULL;
+ }
+ #else
+ if (ordinal < 0 || ordinal > 0xffff) {
+ PyErr_SetString(PyExc_ValueError,
+ "unichr() arg not in range(0x10000) "
+ "(narrow Python build)");
+ return NULL;
+ }
+ #endif
+
+ if (ordinal <= 0xffff) {
+ /* UCS-2 character */
+ s[0] = (Py_UNICODE) ordinal;
+ return PyUnicode_FromUnicode(s, 1);
+ }
+ else {
+ #ifndef Py_UNICODE_WIDE
+ /* UCS-4 character. store as two surrogate characters */
+ ordinal -= 0x10000L;
+ s[0] = 0xD800 + (Py_UNICODE) (ordinal >> 10);
+ s[1] = 0xDC00 + (Py_UNICODE) (ordinal & 0x03FF);
+ return PyUnicode_FromUnicode(s, 2);
+ #else
+ s[0] = (Py_UNICODE)ordinal;
+ return PyUnicode_FromUnicode(s, 1);
+ #endif
+ }
+ }
+
PyObject *PyUnicode_FromObject(register PyObject *obj)
{
***************
*** 5323,5327 ****
if (x == -1 && PyErr_Occurred())
goto onError;
! buf[0] = (char) x;
}
buf[1] = '\0';
--- 5362,5381 ----
if (x == -1 && PyErr_Occurred())
goto onError;
! #ifdef Py_UNICODE_WIDE
! if (x < 0 || x > 0x10ffff) {
! PyErr_SetString(PyExc_ValueError,
! "%c arg not in range(0x110000) "
! "(wide Python build)");
! return -1;
! }
! #else
! if (x < 0 || x > 0xffff) {
! PyErr_SetString(PyExc_ValueError,
! "%c arg not in range(0x10000) "
! "(narrow Python build)");
! return -1;
! }
! #endif
! buf[0] = (Py_UNICODE) x;
}
buf[1] = '\0';
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