tcrt/inc/ctype.h

   1 /*=============================================================================
   2         stdlib.h :
   3
   4         Copyright © 2008 Bruno Santos <nayart3@gmail.com>
   5 =============================================================================*/
   6
   7 #ifndef TCRT_CTYPE__H_
   8 #define TCRT_CTYPE__H_
   9
  10 ///////////////////////////////////////////////////////////////////////////////
  11 #include "tcrt.h"
  12
  13 ///////////////////////////////////////////////////////////////////////////////
  14 TCRT_BEGIN_EXTERN_C
  15
  16 ///////////////////////////////////////////////////////////////////////////////
  17 enum tcrt_ctype_flags {
  18         tcrt_ctype_flag_upper   = 0x01,
  19         tcrt_ctype_flag_lower   = 0x02,
  20         tcrt_ctype_flag_cntrl   = 0x04,
  21         tcrt_ctype_flag_digit   = 0x08,
  22         tcrt_ctype_flag_punct   = 0x10,
  23         tcrt_ctype_flag_xdigit  = 0x20,
  24         tcrt_ctype_flag_space   = 0x40,
  25         tcrt_ctype_flag_alpha   = (tcrt_ctype_flag_upper | tcrt_ctype_flag_lower),
  26         tcrt_ctype_flag_alnum   = (tcrt_ctype_flag_alpha | tcrt_ctype_flag_digit),
  27         tcrt_ctype_flag_graph   = (tcrt_ctype_flag_alnum | tcrt_ctype_flag_punct),
  28         tcrt_ctype_flag_print   = (tcrt_ctype_flag_space | tcrt_ctype_flag_graph),
  29 };
  30
  31 ///////////////////////////////////////////////////////////////////////////////
  32 #undef tolower
  33 #undef toupper
  34 #undef isalpha
  35 #undef isdigit
  36 #undef isalnum
  37 #undef isxdigit
  38 #undef iscntrl
  39 #undef isgraph
  40 #undef isprint
  41 #undef ispunct
  42 #undef isspace
  43 #undef islower
  44 #undef isupper
  45
  46 ///////////////////////////////////////////////////////////////////////////////
  47 int tolower(int c);
  48 int toupper(int c);
  49 int tcrt_ctype(int c);
  50
  51 ///////////////////////////////////////////////////////////////////////////////
  52 static __inline int isalpha(int c)
  53 {
  54         return (tcrt_ctype(c) & tcrt_ctype_flag_alpha);
  55 }
  56
  57 static __inline int isdigit(int c)
  58 {
  59         return (tcrt_ctype(c) & tcrt_ctype_flag_digit);
  60 }
  61
  62 static __inline int isalnum(int c)
  63 {
  64         return (tcrt_ctype(c) & tcrt_ctype_flag_alnum);
  65 }
  66
  67 static __inline int isxdigit(int c)
  68 {
  69         return (tcrt_ctype(c) & tcrt_ctype_flag_xdigit);
  70 }
  71
  72 static __inline int iscntrl(int c)
  73 {
  74         return (tcrt_ctype(c) & tcrt_ctype_flag_cntrl);
  75 }
  76
  77 static __inline int isgraph(int c)
  78 {
  79         return (tcrt_ctype(c) & tcrt_ctype_flag_graph);
  80 }
  81
  82 static __inline int isprint(int c)
  83 {
  84         return (tcrt_ctype(c) & tcrt_ctype_flag_print);
  85 }
  86
  87 static __inline int ispunct(int c)
  88 {
  89         return (tcrt_ctype(c) & tcrt_ctype_flag_punct);
  90 }
  91
  92 static __inline int isspace(int c)
  93 {
  94         return (tcrt_ctype(c) & tcrt_ctype_flag_space);
  95 }
  96
  97 static __inline int islower(int c)
  98 {
  99         return (tcrt_ctype(c) & tcrt_ctype_flag_lower);
 100 }
 101
 102 static __inline int isupper(int c)
 103 {
 104         return (tcrt_ctype(c) & tcrt_ctype_flag_upper);
 105 }
 106
 107 ///////////////////////////////////////////////////////////////////////////////
 108 TCRT_END_EXTERN_C
 109
 110 // EOF ////////////////////////////////////////////////////////////////////////
 111 #endif /* TCRT_CTYPE__H_ */