ctype.h File Reference

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Macros
#define	isascii(c)
#define	toascii(c)
#define	isblank(c)
#define	_U   0x01
#define	_L   0x02
#define	_N   0x04
#define	_S   0x08
#define	_P   0x10
#define	_C   0x20
#define	_X   0x40
#define	_B   0x80
#define	isalpha(c)
#define	isupper(c)
#define	islower(c)
#define	isdigit(c)
#define	isxdigit(c)
#define	isspace(c)
#define	ispunct(c)
#define	isalnum(c)
#define	isprint(c)
#define	isgraph(c)
#define	iscntrl(c)
#define	toupper(c)
#define	tolower(c)

Detailed Description

ctype functions for the IOP

Definition in file ctype.h.

Macro Definition Documentation

isascii

#define isascii

(

c

)

Value:

((unsigned int)(c) <= 127)

Definition at line 23 of file ctype.h.

toascii

#define toascii

(

c

)

Value:

((unsigned char)(c) & 127)

Definition at line 24 of file ctype.h.

isblank

#define isblank

(

c

)

Value:

((c == ' ') || (c == '\t'))

Definition at line 26 of file ctype.h.

_U

#define _U   0x01

Uppercase letter

Definition at line 50 of file ctype.h.

_L

#define _L   0x02

Lowercase letter

Definition at line 52 of file ctype.h.

_N

#define _N   0x04

Digit (0-9)

Definition at line 54 of file ctype.h.

_S

#define _S   0x08

Space, tab, newline, vertical tab, formfeed or carriage return

Definition at line 56 of file ctype.h.

_P

#define _P   0x10

Punctuation character

Definition at line 58 of file ctype.h.

_C

#define _C   0x20

Control character or delete

Definition at line 60 of file ctype.h.

_X

#define _X   0x40

Hexadecimal digit (0-9, a-f, A-F)

Definition at line 62 of file ctype.h.

_B

#define _B   0x80

Blank (space)

Definition at line 64 of file ctype.h.

isalpha

#define isalpha

(

c

)

Value:

(look_ctype_table((unsigned int)(c)) & (_U|_L))

Definition at line 66 of file ctype.h.

isupper

#define isupper

(

c

)

Value:

(look_ctype_table((unsigned int)(c)) & (_U))

Definition at line 67 of file ctype.h.

islower

#define islower

(

c

)

Value:

(look_ctype_table((unsigned int)(c)) & (_L))

Definition at line 68 of file ctype.h.

isdigit

#define isdigit

(

c

)

Value:

(look_ctype_table((unsigned int)(c)) & (_N))

Definition at line 69 of file ctype.h.

isxdigit

#define isxdigit

(

c

)

Value:

(look_ctype_table((unsigned int)(c)) & (_X|_N))

Definition at line 70 of file ctype.h.

isspace

#define isspace

(

c

)

Value:

(look_ctype_table((unsigned int)(c)) & (_S))

Definition at line 71 of file ctype.h.

ispunct

#define ispunct

(

c

)

Value:

(look_ctype_table((unsigned int)(c)) & (_P))

Definition at line 72 of file ctype.h.

isalnum

#define isalnum

(

c

)

Value:

(look_ctype_table((unsigned int)(c)) & (_U|_L|_N))

Definition at line 73 of file ctype.h.

isprint

#define isprint

(

c

)

Value:

(look_ctype_table((unsigned int)(c)) & (_P|_U|_L|_N|_B))

Definition at line 74 of file ctype.h.

isgraph

#define isgraph

(

c

)

Value:

(look_ctype_table((unsigned int)(c)) & (_P|_U|_L|_N))

Definition at line 75 of file ctype.h.

iscntrl

#define iscntrl

(

c

)

Value:

(look_ctype_table((unsigned int)(c)) & (_C))

Definition at line 76 of file ctype.h.

toupper

#define toupper

(

c

)

Value:

_toupper(c)

Definition at line 82 of file ctype.h.

tolower

#define tolower

(

c

)

Value:

_tolower(c)

Definition at line 89 of file ctype.h.