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/* match.h - interface to shell ##/%% matching code */
typedef char *(*scan_t)(char *string, char *match, bool zero);
char *scanleft(char *string, char *match, bool zero);
char *scanright(char *string, char *match, bool zero);
static inline scan_t pick_scan(char op1, char op2, bool *zero)
{
/* # - scanleft
* ## - scanright
* % - scanright
* %% - scanleft
*/
if (op1 == '#') {
*zero = true;
return op1 == op2 ? scanright : scanleft;
} else {
*zero = false;
return op1 == op2 ? scanleft : scanright;
}
}
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