release/src/router/busybox/shell/match.h

   1 /* match.h - interface to shell ##/%% matching code */
   2
   3 PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN
   4
   5 typedef char *(*scan_t)(char *string, char *match, bool zero);
   6
   7 char *scanleft(char *string, char *match, bool zero);
   8 char *scanright(char *string, char *match, bool zero);
   9
  10 static inline scan_t pick_scan(char op1, char op2, bool *zero)
  11 {
  12         /* #  - scanleft
  13          * ## - scanright
  14          * %  - scanright
  15          * %% - scanleft
  16          */
  17         if (op1 == '#') {
  18                 *zero = true;
  19                 return op1 == op2 ? scanright : scanleft;
  20         } else {
  21                 *zero = false;
  22                 return op1 == op2 ? scanleft : scanright;
  23         }
  24 }
  25
  26 POP_SAVED_FUNCTION_VISIBILITY