mirror of
https://github.com/UzixLS/KernelEx.git
synced 2025-07-19 07:21:20 +03:00
135 lines
2.6 KiB
C
Executable File
135 lines
2.6 KiB
C
Executable File
/*
|
|
* ctype.h
|
|
*
|
|
* This assumes ISO 8859-1, being a reasonable superset of ASCII.
|
|
*/
|
|
|
|
#ifndef _CTYPE_H
|
|
#define _CTYPE_H
|
|
|
|
#if defined( _MSC_VER ) && !defined( __cplusplus )
|
|
# define inline __inline
|
|
#endif
|
|
|
|
/*
|
|
* This relies on the following definitions:
|
|
*
|
|
* cntrl = !print
|
|
* alpha = upper|lower
|
|
* graph = punct|alpha|digit
|
|
* blank = '\t' || ' ' (per POSIX requirement)
|
|
*/
|
|
enum {
|
|
__ctype_upper = (1 << 0),
|
|
__ctype_lower = (1 << 1),
|
|
__ctype_digit = (1 << 2),
|
|
__ctype_xdigit = (1 << 3),
|
|
__ctype_space = (1 << 4),
|
|
__ctype_print = (1 << 5),
|
|
__ctype_punct = (1 << 6),
|
|
__ctype_cntrl = (1 << 7),
|
|
};
|
|
|
|
extern const unsigned char __ctypes[];
|
|
|
|
static inline int __ctype_isalnum(int __c)
|
|
{
|
|
return __ctypes[__c + 1] &
|
|
(__ctype_upper | __ctype_lower | __ctype_digit);
|
|
}
|
|
|
|
static inline int __ctype_isalpha(int __c)
|
|
{
|
|
return __ctypes[__c + 1] & (__ctype_upper | __ctype_lower);
|
|
}
|
|
|
|
static inline int __ctype_isascii(int __c)
|
|
{
|
|
return !(__c & ~0x7f);
|
|
}
|
|
|
|
static inline int __ctype_isblank(int __c)
|
|
{
|
|
return (__c == '\t') || (__c == ' ');
|
|
}
|
|
|
|
static inline int __ctype_iscntrl(int __c)
|
|
{
|
|
return __ctypes[__c + 1] & __ctype_cntrl;
|
|
}
|
|
|
|
static inline int __ctype_isdigit(int __c)
|
|
{
|
|
return ((unsigned)__c - '0') <= 9;
|
|
}
|
|
|
|
static inline int __ctype_isgraph(int __c)
|
|
{
|
|
return __ctypes[__c + 1] &
|
|
(__ctype_upper | __ctype_lower | __ctype_digit | __ctype_punct);
|
|
}
|
|
|
|
static inline int __ctype_islower(int __c)
|
|
{
|
|
return __ctypes[__c + 1] & __ctype_lower;
|
|
}
|
|
|
|
static inline int __ctype_isprint(int __c)
|
|
{
|
|
return __ctypes[__c + 1] & __ctype_print;
|
|
}
|
|
|
|
static inline int __ctype_ispunct(int __c)
|
|
{
|
|
return __ctypes[__c + 1] & __ctype_punct;
|
|
}
|
|
|
|
static inline int __ctype_isspace(int __c)
|
|
{
|
|
return __ctypes[__c + 1] & __ctype_space;
|
|
}
|
|
|
|
static inline int __ctype_isupper(int __c)
|
|
{
|
|
return __ctypes[__c + 1] & __ctype_upper;
|
|
}
|
|
|
|
static inline int __ctype_isxdigit(int __c)
|
|
{
|
|
return __ctypes[__c + 1] & __ctype_xdigit;
|
|
}
|
|
|
|
/* Note: this is decimal, not hex, to avoid accidental promotion to unsigned */
|
|
#define _toupper(__c) ((__c) & ~32)
|
|
#define _tolower(__c) ((__c) | 32)
|
|
|
|
static inline int __ctype_toupper(int __c)
|
|
{
|
|
return __ctype_islower(__c) ? _toupper(__c) : __c;
|
|
}
|
|
|
|
static inline int __ctype_tolower(int __c)
|
|
{
|
|
return __ctype_isupper(__c) ? _tolower(__c) : __c;
|
|
}
|
|
|
|
# define __CTYPEFUNC(X) \
|
|
extern int X(int);
|
|
|
|
__CTYPEFUNC(isalnum)
|
|
__CTYPEFUNC(isalpha)
|
|
__CTYPEFUNC(isascii)
|
|
__CTYPEFUNC(isblank)
|
|
__CTYPEFUNC(iscntrl)
|
|
__CTYPEFUNC(isdigit)
|
|
__CTYPEFUNC(isgraph)
|
|
__CTYPEFUNC(islower)
|
|
__CTYPEFUNC(isprint)
|
|
__CTYPEFUNC(ispunct)
|
|
__CTYPEFUNC(isspace)
|
|
__CTYPEFUNC(isupper)
|
|
__CTYPEFUNC(isxdigit)
|
|
__CTYPEFUNC(toupper)
|
|
__CTYPEFUNC(tolower)
|
|
#endif /* _CTYPE_H */
|