LCOV - code coverage report
Current view: top level - lkbce/include/linux - ctype.h (source / functions) Hit Total Coverage
Test: coverage.info Lines: 4 4 100.0 %
Date: 2017-01-25 Functions: 1 1 100.0 %

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

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