LXR linux/tools/perf/util/ctype.c

   1/*
   2 * Sane locale-independent, ASCII ctype.
   3 *
   4 * No surprises, and works with signed and unsigned chars.
   5 */
   6#include "cache.h"
   7
   8enum {
   9        S = GIT_SPACE,
  10        A = GIT_ALPHA,
  11        D = GIT_DIGIT,
  12        G = GIT_GLOB_SPECIAL,   /* *, ?, [, \\ */
  13        R = GIT_REGEX_SPECIAL,  /* $, (, ), +, ., ^, {, | * */
  14        P = GIT_PRINT_EXTRA,    /* printable - alpha - digit - glob - regex */
  15
  16        PS = GIT_SPACE | GIT_PRINT_EXTRA,
  17};
  18
  19unsigned char sane_ctype[256] = {
  20/*      0  1  2  3  4  5  6  7  8  9  A  B  C  D  E  F                      */
  21
  22        0, 0, 0, 0, 0, 0, 0, 0, 0, S, S, 0, 0, S, 0, 0,         /*   0.. 15 */
  23        0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,         /*  16.. 31 */
  24        PS,P, P, P, R, P, P, P, R, R, G, R, P, P, R, P,         /*  32.. 47 */
  25        D, D, D, D, D, D, D, D, D, D, P, P, P, P, P, G,         /*  48.. 63 */
  26        P, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A,         /*  64.. 79 */
  27        A, A, A, A, A, A, A, A, A, A, A, G, G, P, R, P,         /*  80.. 95 */
  28        P, A, A, A, A, A, A, A, A, A, A, A, A, A, A, A,         /*  96..111 */
  29        A, A, A, A, A, A, A, A, A, A, A, R, R, P, P, 0,         /* 112..127 */
  30        /* Nothing in the 128.. range */
  31};
  32