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    Annotation of /trunk/mkinitrd-magellan/klibc/usr/include/ctype.h

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    Revision 532 - (hide annotations) (download)
    Sat Sep 1 22:45:15 2007 UTC (16 years, 8 months ago) by niro
    File MIME type: text/plain
    File size: 2804 byte(s) 
    -import if magellan mkinitrd; it is a fork of redhats mkinitrd-5.0.8 with all magellan patches and features; deprecates magellan-src/mkinitrd
    1 niro 532 /*
    2     * ctype.h
    3     *
    4     * This assumes ISO 8859-1, being a reasonable superset of ASCII.
    5     */
    6    
    7     #ifndef _CTYPE_H
    8     #define _CTYPE_H
    9    
    10     #include <klibc/extern.h>
    11    
    12     /*
    13     * This relies on the following definitions:
    14     *
    15     * cntrl = !print
    16     * alpha = upper|lower
    17     * graph = punct|alpha|digit
    18     * blank = '\t' || ' ' (per POSIX requirement)
    19     */
    20     enum {
    21     __ctype_upper = (1 << 0),
    22     __ctype_lower = (1 << 1),
    23     __ctype_digit = (1 << 2),
    24     __ctype_xdigit = (1 << 3),
    25     __ctype_space = (1 << 4),
    26     __ctype_print = (1 << 5),
    27     __ctype_punct = (1 << 6),
    28     __ctype_cntrl = (1 << 7),
    29     };
    30    
    31     extern const unsigned char __ctypes[];
    32    
    33     static inline int __ctype_isalnum(int __c)
    34     {
    35     return __ctypes[__c + 1] &
    36     (__ctype_upper | __ctype_lower | __ctype_digit);
    37     }
    38    
    39     static inline int __ctype_isalpha(int __c)
    40     {
    41     return __ctypes[__c + 1] & (__ctype_upper | __ctype_lower);
    42     }
    43    
    44     static inline int __ctype_isascii(int __c)
    45     {
    46     return !(__c & ~0x7f);
    47     }
    48    
    49     static inline int __ctype_isblank(int __c)
    50     {
    51     return (__c == '\t') || (__c == ' ');
    52     }
    53    
    54     static inline int __ctype_iscntrl(int __c)
    55     {
    56     return __ctypes[__c + 1] & __ctype_cntrl;
    57     }
    58    
    59     static inline int __ctype_isdigit(int __c)
    60     {
    61     return ((unsigned)__c - '0') <= 9;
    62     }
    63    
    64     static inline int __ctype_isgraph(int __c)
    65     {
    66     return __ctypes[__c + 1] &
    67     (__ctype_upper | __ctype_lower | __ctype_digit | __ctype_punct);
    68     }
    69    
    70     static inline int __ctype_islower(int __c)
    71     {
    72     return __ctypes[__c + 1] & __ctype_lower;
    73     }
    74    
    75     static inline int __ctype_isprint(int __c)
    76     {
    77     return __ctypes[__c + 1] & __ctype_print;
    78     }
    79    
    80     static inline int __ctype_ispunct(int __c)
    81     {
    82     return __ctypes[__c + 1] & __ctype_punct;
    83     }
    84    
    85     static inline int __ctype_isspace(int __c)
    86     {
    87     return __ctypes[__c + 1] & __ctype_space;
    88     }
    89    
    90     static inline int __ctype_isupper(int __c)
    91     {
    92     return __ctypes[__c + 1] & __ctype_upper;
    93     }
    94    
    95     static inline int __ctype_isxdigit(int __c)
    96     {
    97     return __ctypes[__c + 1] & __ctype_xdigit;
    98     }
    99    
    100     /* Note: this is decimal, not hex, to avoid accidental promotion to unsigned */
    101     #define _toupper(__c) ((__c) & ~32)
    102     #define _tolower(__c) ((__c) | 32)
    103    
    104     static inline int __ctype_toupper(int __c)
    105     {
    106     return __ctype_islower(__c) ? _toupper(__c) : __c;
    107     }
    108    
    109     static inline int __ctype_tolower(int __c)
    110     {
    111     return __ctype_isupper(__c) ? _tolower(__c) : __c;
    112     }
    113    
    114     #ifdef __CTYPE_NO_INLINE
    115     # define __CTYPEFUNC(X) \
    116     __extern int X(int);
    117     #else
    118     #define __CTYPEFUNC(X) \
    119     __extern inline int X(int __c) \
    120     { \
    121     return __ctype_##X(__c); \
    122     }
    123     #endif
    124    
    125     __CTYPEFUNC(isalnum)
    126     __CTYPEFUNC(isalpha)
    127     __CTYPEFUNC(isascii)
    128     __CTYPEFUNC(isblank)
    129     __CTYPEFUNC(iscntrl)
    130     __CTYPEFUNC(isdigit)
    131     __CTYPEFUNC(isgraph)
    132     __CTYPEFUNC(islower)
    133     __CTYPEFUNC(isprint)
    134     __CTYPEFUNC(ispunct)
    135     __CTYPEFUNC(isspace)
    136     __CTYPEFUNC(isupper)
    137     __CTYPEFUNC(isxdigit)
    138     __CTYPEFUNC(toupper)
    139     __CTYPEFUNC(tolower)
    140     #endif /* _CTYPE_H */