Function cbm_regexec

src/foundation/compat_regex.c:39–56

}

int cbm_regexec(const cbm_regex_t *r, const char *str, int nmatch, cbm_regmatch_t *matches,
                int eflags) {
    const regex_t *re = (const regex_t *)r->opaque;
    if (nmatch <= 0 || !matches) {
        int rc = tre_regexec(re, str, 0, NULL, eflags);
        return rc == 0 ? CBM_REG_OK : CBM_REG_NOMATCH;
    }
    regmatch_t pmatch[CBM_SZ_32];
    int n = nmatch > CBM_SZ_32 ? CBM_SZ_32 : nmatch;
    int rc = tre_regexec(re, str, (size_t)n, pmatch, eflags);
    if (rc != 0)
        return CBM_REG_NOMATCH;
    for (int i = 0; i < n; i++) {
        matches[i].rm_so = (int)pmatch[i].rm_so;
        matches[i].rm_eo = (int)pmatch[i].rm_eo;
    }
    return CBM_REG_OK;
}

void cbm_regfree(cbm_regex_t *r) {
    regex_t *re = (regex_t *)r->opaque;