tools/perf/util/sane_ctype.h

   1 #ifndef _PERF_SANE_CTYPE_H
   2 #define _PERF_SANE_CTYPE_H
   3
   4 extern const char *graph_line;
   5 extern const char *graph_dotted_line;
   6 extern const char *spaces;
   7 extern const char *dots;
   8
   9 /* Sane ctype - no locale, and works with signed chars */
  10 #undef isascii
  11 #undef isspace
  12 #undef isdigit
  13 #undef isxdigit
  14 #undef isalpha
  15 #undef isprint
  16 #undef isalnum
  17 #undef islower
  18 #undef isupper
  19 #undef tolower
  20 #undef toupper
  21
  22 extern unsigned char sane_ctype[256];
  23 #define GIT_SPACE               0x01
  24 #define GIT_DIGIT               0x02
  25 #define GIT_ALPHA               0x04
  26 #define GIT_GLOB_SPECIAL        0x08
  27 #define GIT_REGEX_SPECIAL       0x10
  28 #define GIT_PRINT_EXTRA         0x20
  29 #define GIT_PRINT               0x3E
  30 #define sane_istest(x,mask) ((sane_ctype[(unsigned char)(x)] & (mask)) != 0)
  31 #define isascii(x) (((x) & ~0x7f) == 0)
  32 #define isspace(x) sane_istest(x,GIT_SPACE)
  33 #define isdigit(x) sane_istest(x,GIT_DIGIT)
  34 #define isxdigit(x)     \
  35         (sane_istest(toupper(x), GIT_ALPHA | GIT_DIGIT) && toupper(x) < 'G')
  36 #define isalpha(x) sane_istest(x,GIT_ALPHA)
  37 #define isalnum(x) sane_istest(x,GIT_ALPHA | GIT_DIGIT)
  38 #define isprint(x) sane_istest(x,GIT_PRINT)
  39 #define islower(x) (sane_istest(x,GIT_ALPHA) && (x & 0x20))
  40 #define isupper(x) (sane_istest(x,GIT_ALPHA) && !(x & 0x20))
  41 #define tolower(x) sane_case((unsigned char)(x), 0x20)
  42 #define toupper(x) sane_case((unsigned char)(x), 0)
  43
  44 static inline int sane_case(int x, int high)
  45 {
  46         if (sane_istest(x, GIT_ALPHA))
  47                 x = (x & ~0x20) | high;
  48         return x;
  49 }
  50
  51 #endif /* _PERF_SANE_CTYPE_H */