cpython: 055174308822 (original) (raw)

Mercurial > cpython

changeset 72699:055174308822

Document requierements of Unicode kinds

Victor Stinner victor.stinner@haypocalc.com
date	Wed, 05 Oct 2011 01:31:05 +0200
parents	5564bcb0035e
children	5f11621a6f51
files	Include/unicodeobject.h
diffstat	1 files changed, 20 insertions(+), 4 deletions(-)[+] [-] Include/unicodeobject.h 24

line wrap: on

line diff

--- a/Include/unicodeobject.h +++ b/Include/unicodeobject.h @@ -288,10 +288,26 @@ typedef struct { unsigned int interned:2; /* Character size:

      PyUnicode_WCHAR_KIND (0): wchar_t*[](#l1.7)

      PyUnicode_1BYTE_KIND (1): Py_UCS1*[](#l1.8)

      PyUnicode_2BYTE_KIND (2): Py_UCS2*[](#l1.9)

      PyUnicode_4BYTE_KIND (3): Py_UCS4*[](#l1.10)

      - PyUnicode_WCHAR_KIND (0):[](#l1.11)

        * character type = wchar_t (16 or 32 bits, depending on the[](#l1.13)

```
          platform)[](#l1.14)
```

      - PyUnicode_1BYTE_KIND (1):[](#l1.16)

        * character type = Py_UCS1 (8 bits, unsigned)[](#l1.18)

        * if ascii is 1, at least one character must be in range[](#l1.19)

          U+80-U+FF, otherwise all characters must be in range U+00-U+7F[](#l1.20)

      - PyUnicode_2BYTE_KIND (2):[](#l1.22)

        * character type = Py_UCS2 (16 bits, unsigned)[](#l1.24)

        * at least one character must be in range U+0100-U+1FFFF[](#l1.25)

      - PyUnicode_4BYTE_KIND (3):[](#l1.27)

        * character type = Py_UCS4 (32 bits, unsigned)[](#l1.29)

        * at least one character must be in range U+10000-U+10FFFF[](#l1.30)
    */[](#l1.31)
   unsigned int kind:2;[](#l1.32)
   /* Compact is with respect to the allocation scheme. Compact unicode[](#l1.33)