From 2f7105dde7a01b85640aefb92e8131c02c82e954 Mon Sep 17 00:00:00 2001 From: Stefan Krah Date: Thu, 24 Jun 2010 10:25:08 +0000 Subject: [PATCH] Add specification for the Py_IS* macros in pyctype.h. --- Include/pyctype.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Include/pyctype.h b/Include/pyctype.h index 0d211ec799c..c5cc61431d0 100644 --- a/Include/pyctype.h +++ b/Include/pyctype.h @@ -11,6 +11,9 @@ extern const unsigned int _Py_ctype_table[256]; +/* Unlike their C counterparts, the following macros are not meant to + * handle an int with any of the values [EOF, 0-UCHAR_MAX]. The argument + * must be a signed/unsigned char. */ #define Py_ISLOWER(c) (_Py_ctype_table[Py_CHARMASK(c)] & PY_CTF_LOWER) #define Py_ISUPPER(c) (_Py_ctype_table[Py_CHARMASK(c)] & PY_CTF_UPPER) #define Py_ISALPHA(c) (_Py_ctype_table[Py_CHARMASK(c)] & PY_CTF_ALPHA)