ctype.h File Reference

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Macros
#define	EOF   -1L
#define	__control_char   0x01
#define	__motion_char   0x02
#define	__space_char   0x04
#define	__punctuation   0x08
#define	__digit   0x10
#define	__hex_digit   0x20
#define	__lower_case   0x40
#define	__upper_case   0x80
#define	__letter   (__lower_case | __upper_case)
#define	__alphanumeric   (__letter | __digit)
#define	__graphic   (__alphanumeric | __punctuation)
#define	__printable   (__graphic | __space_char)
#define	__whitespace   (__motion_char | __space_char)
#define	__control   (__motion_char | __control_char)
#define	__zero_fill(c)   ((int) (unsigned char) (c))

Functions
int	isalpha (int c)
int	isdigit (int c)
int	isspace (int c)
int	isupper (int c)
int	isxdigit (int c)
int	toupper (int c)
int	tolower (int c)

Variables
const unsigned char	__ctype_map []
const unsigned char	__lower_map []
const unsigned char	__upper_map []

Macro Definition Documentation

EOF

#define EOF   -1L

__control_char

#define __control_char   0x01

__motion_char

#define __motion_char   0x02

__space_char

#define __space_char   0x04

__punctuation

#define __punctuation   0x08

__digit

#define __digit   0x10

__hex_digit

#define __hex_digit   0x20

__lower_case

#define __lower_case   0x40

__upper_case

#define __upper_case   0x80

__letter

#define __letter   (__lower_case | __upper_case)

__alphanumeric

#define __alphanumeric   (__letter | __digit)

__graphic

#define __graphic   (__alphanumeric | __punctuation)

__printable

#define __printable   (__graphic | __space_char)

__whitespace

#define __whitespace   (__motion_char | __space_char)

__control

#define __control   (__motion_char | __control_char)

__zero_fill

#define __zero_fill

(

c

)

((int) (unsigned char) (c))

Function Documentation

isalpha()

int isalpha ( int  c )

inline

isdigit()

int isdigit ( int  c )

inline

isspace()

int isspace ( int  c )

inline

isupper()

int isupper ( int  c )

inline

isxdigit()

int isxdigit ( int  c )

inline

toupper()

int toupper

(

int

c

)

tolower()

int tolower

(

int

c

)

Variable Documentation

__ctype_map

const unsigned char __ctype_map[]

extern

__lower_map

const unsigned char __lower_map[]

extern

__upper_map

const unsigned char __upper_map[]

extern