live-bootstrap/sysc/python-2.0.1/files/disable-unicode.patch

108 lines
2.6 KiB
Diff

SPDX-FileCopyrightText: 2022 fosslinux <fosslinux@aussies.space>
SPDX-License-Identifier: Python-2.0.1
unicodetype_db.h is a file that needs to be regened, but it not
particularly trivial to regen. For the first build of Python,
strip out any kind of unicode support that requires
unicodetype_db.h indiscriminately.
We are effectively restricted to ASCII characters with this change,
but it works.
--- Objects/unicodectype.c 2000-09-26 08:48:13.000000000 +1100
+++ Objects/unicodectype.c 2022-10-03 21:09:02.108869321 +1100
@@ -29,30 +29,12 @@
const unsigned char digit;
} _PyUnicode_TypeRecord;
-#include "unicodetype_db.h"
-
-static const _PyUnicode_TypeRecord *
-gettyperecord(int code)
-{
- int index;
-
- if (code < 0 || code >= 65536)
- index = 0;
- else {
- index = index1[(code>>SHIFT)];
- index = index2[(index<<SHIFT)+(code&((1<<SHIFT)-1))];
- }
- return &_PyUnicode_TypeRecords[index];
-}
-
/* Returns 1 for Unicode characters having the category 'Zl' or type
'B', 0 otherwise. */
int _PyUnicode_IsLinebreak(register const Py_UNICODE ch)
{
- const _PyUnicode_TypeRecord *ctype = gettyperecord(ch);
-
- return (ctype->flags & LINEBREAK_MASK) != 0;
+ return 0;
}
/* Returns the titlecase Unicode characters corresponding to ch or just
@@ -60,12 +44,7 @@
Py_UNICODE _PyUnicode_ToTitlecase(register const Py_UNICODE ch)
{
- const _PyUnicode_TypeRecord *ctype = gettyperecord(ch);
-
- if (ctype->title)
- return ch + ctype->title;
-
- return ch + ctype->upper;
+ return ch;
}
/* Returns 1 for Unicode characters having the category 'Lt', 0
@@ -73,9 +52,7 @@
int _PyUnicode_IsTitlecase(register const Py_UNICODE ch)
{
- const _PyUnicode_TypeRecord *ctype = gettyperecord(ch);
-
- return (ctype->flags & TITLE_MASK) != 0;
+ return 0;
}
/* Returns the integer decimal (0-9) for Unicode characters having
@@ -83,15 +60,13 @@
int _PyUnicode_ToDecimalDigit(register const Py_UNICODE ch)
{
- const _PyUnicode_TypeRecord *ctype = gettyperecord(ch);
-
- return (ctype->flags & DECIMAL_MASK) ? ctype->decimal : -1;
+ return -1;
}
int _PyUnicode_IsDecimalDigit(register const Py_UNICODE ch)
{
if (_PyUnicode_ToDecimalDigit(ch) < 0)
- return 0;
+ return 0;
return 1;
}
@@ -100,15 +75,13 @@
int _PyUnicode_ToDigit(register const Py_UNICODE ch)
{
- const _PyUnicode_TypeRecord *ctype = gettyperecord(ch);
-
- return (ctype->flags & DIGIT_MASK) ? ctype->digit : -1;
+ return -1;
}
int _PyUnicode_IsDigit(register const Py_UNICODE ch)
{
if (_PyUnicode_ToDigit(ch) < 0)
- return 0;
+ return 0;
return 1;
}