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@ -129,14 +129,17 @@ bin_pcre_study(char *nam, UNUSED(char **args), UNUSED(Options ops), UNUSED(int f
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}
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static int
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zpcre_get_substrings(char *arg, pcre2_match_data *mdata, int captured_count,
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char *matchvar, char *substravar, int want_offset_pair,
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int matchedinarr, int want_begin_end)
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zpcre_get_substrings(pcre2_code *pat, char *arg, pcre2_match_data *mdata,
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int captured_count, char *matchvar, char *substravar, char *namedassoc,
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int want_offset_pair, int matchedinarr, int want_begin_end)
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{
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PCRE2_SIZE *ovec;
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char *match_all, **matches;
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char offset_all[50];
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int capture_start = 1;
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int vec_off;
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PCRE2_SPTR ntable; /* table of named captures */
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uint32_t ncount, nsize;
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if (matchedinarr) {
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/* bash-style ovec[0] entire-matched string in the array */
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@ -174,7 +177,7 @@ zpcre_get_substrings(char *arg, pcre2_match_data *mdata, int captured_count,
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if (substravar &&
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(!want_begin_end || nelem)) {
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char **x;
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int vec_off, i;
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int i;
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matches = x = (char **) zalloc(sizeof(char *) * (captured_count+1-capture_start));
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for (i = capture_start; i < captured_count; i++) {
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vec_off = 2*i;
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@ -184,6 +187,23 @@ zpcre_get_substrings(char *arg, pcre2_match_data *mdata, int captured_count,
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setaparam(substravar, matches);
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}
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if (!pcre2_pattern_info(pat, PCRE2_INFO_NAMECOUNT, &ncount) && ncount
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&& !pcre2_pattern_info(pat, PCRE2_INFO_NAMEENTRYSIZE, &nsize)
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&& !pcre2_pattern_info(pat, PCRE2_INFO_NAMETABLE, &ntable))
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{
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char **hash, **hashptr;
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uint32_t nidx;
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hashptr = hash = (char **)zshcalloc((ncount+1)*2*sizeof(char *));
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for (nidx = 0; nidx < ncount; nidx++) {
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vec_off = (ntable[nsize * nidx] << 9) + 2 * ntable[nsize * nidx + 1];
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/* would metafy the key but pcre limits characters in the name */
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*hashptr++ = ztrdup((char *) ntable + nsize * nidx + 2);
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*hashptr++ = metafy(arg + ovec[vec_off],
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ovec[vec_off+1]-ovec[vec_off], META_DUP);
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}
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sethparam(namedassoc, hash);
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}
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if (want_begin_end) {
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/*
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* cond-infix rather than builtin; also not bash; so we set a bunch
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@ -286,6 +306,7 @@ bin_pcre_match(char *nam, char **args, Options ops, UNUSED(int func))
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char *matched_portion = NULL;
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char *plaintext = NULL;
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char *receptacle = NULL;
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char *named = ".pcre.match";
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int return_value = 1;
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/* The subject length and offset start are both int values in pcre_exec */
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int subject_len;
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@ -305,6 +326,9 @@ bin_pcre_match(char *nam, char **args, Options ops, UNUSED(int func))
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if(OPT_HASARG(ops,c='v')) {
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matched_portion = OPT_ARG(ops,c);
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}
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if (OPT_HASARG(ops, c='A')) {
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named = OPT_ARG(ops, c);
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}
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if(OPT_HASARG(ops,c='n')) { /* The offset position to start the search, in bytes. */
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if ((offset_start = getposint(OPT_ARG(ops,c), nam)) < 0)
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return 1;
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@ -326,8 +350,8 @@ bin_pcre_match(char *nam, char **args, Options ops, UNUSED(int func))
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if (ret==0) return_value = 0;
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else if (ret == PCRE2_ERROR_NOMATCH) /* no match */;
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else if (ret>0) {
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zpcre_get_substrings(plaintext, pcre_mdata, ret, matched_portion, receptacle,
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want_offset_pair, 0, 0);
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zpcre_get_substrings(pcre_pattern, plaintext, pcre_mdata, ret, matched_portion,
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receptacle, named, want_offset_pair, 0, 0);
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return_value = 0;
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}
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else {
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@ -405,9 +429,8 @@ cond_pcre_match(char **a, int id)
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break;
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}
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else if (r>0) {
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zpcre_get_substrings(lhstr_plain, pcre_mdata, r, svar, avar, 0,
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isset(BASHREMATCH),
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!isset(BASHREMATCH));
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zpcre_get_substrings(pcre_pat, lhstr_plain, pcre_mdata, r, svar, avar,
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".pcre.match", 0, isset(BASHREMATCH), !isset(BASHREMATCH));
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return_value = 1;
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break;
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}
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@ -443,7 +466,7 @@ static struct conddef cotab[] = {
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static struct builtin bintab[] = {
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BUILTIN("pcre_compile", 0, bin_pcre_compile, 1, 1, 0, "aimxs", NULL),
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BUILTIN("pcre_match", 0, bin_pcre_match, 1, 1, 0, "a:v:n:b", NULL),
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BUILTIN("pcre_match", 0, bin_pcre_match, 1, 1, 0, "A:a:v:n:b", NULL),
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BUILTIN("pcre_study", 0, bin_pcre_study, 0, 0, 0, NULL, NULL)
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};
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