1c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru#ifndef _LINUX_CTYPE_H 2c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru#define _LINUX_CTYPE_H 3c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru 4c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru/* 5c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru * NOTE! This ctype does not handle EOF like the standard C 6c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru * library is required to. 7c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru */ 8c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru 9c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru#define _U 0x01 /* upper */ 10c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru#define _L 0x02 /* lower */ 11c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru#define _D 0x04 /* digit */ 12c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru#define _C 0x08 /* cntrl */ 13c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru#define _P 0x10 /* punct */ 14c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru#define _S 0x20 /* white space (space/lf/tab) */ 15c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru#define _X 0x40 /* hex digit */ 16c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru#define _SP 0x80 /* hard space (0x20) */ 17c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru 18c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queruextern unsigned char _ctype[]; 19c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru 20c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru#define __ismask(x) (_ctype[(int)(unsigned char)(x)]) 21c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru 22c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru#define isalnum(c) ((__ismask(c)&(_U|_L|_D)) != 0) 23c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru#define isalpha(c) ((__ismask(c)&(_U|_L)) != 0) 24c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru#define iscntrl(c) ((__ismask(c)&(_C)) != 0) 25c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru#define isdigit(c) ((__ismask(c)&(_D)) != 0) 26c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru#define isgraph(c) ((__ismask(c)&(_P|_U|_L|_D)) != 0) 27c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru#define islower(c) ((__ismask(c)&(_L)) != 0) 28c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru#define isprint(c) ((__ismask(c)&(_P|_U|_L|_D|_SP)) != 0) 29c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru#define ispunct(c) ((__ismask(c)&(_P)) != 0) 30c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru#define isspace(c) ((__ismask(c)&(_S)) != 0) 31c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru#define isupper(c) ((__ismask(c)&(_U)) != 0) 32c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru#define isxdigit(c) ((__ismask(c)&(_D|_X)) != 0) 33c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru 34c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru#define isascii(c) (((unsigned char)(c))<=0x7f) 35c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru#define toascii(c) (((unsigned char)(c))&0x7f) 36c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru 37c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Querustatic inline unsigned char __tolower(unsigned char c) 38c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru{ 39c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru if (isupper(c)) 40c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru c -= 'A'-'a'; 41c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru return c; 42c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru} 43c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru 44c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Querustatic inline unsigned char __toupper(unsigned char c) 45c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru{ 46c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru if (islower(c)) 47c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru c -= 'a'-'A'; 48c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru return c; 49c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru} 50c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru 51c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru#define tolower(c) __tolower(c) 52c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru#define toupper(c) __toupper(c) 53c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru 54c559cd81139f97cecad1ad91a0b2e25a5936d53Jean-Baptiste Queru#endif 55