diff options
| -rw-r--r-- | src/regexp_nfa.c | 173 | ||||
| -rw-r--r-- | src/version.c | 2 |
2 files changed, 94 insertions, 81 deletions
diff --git a/src/regexp_nfa.c b/src/regexp_nfa.c index 11c011977..c7c6598bb 100644 --- a/src/regexp_nfa.c +++ b/src/regexp_nfa.c @@ -604,7 +604,6 @@ nfa_regatom() char_u *endp; #ifdef FEAT_MBYTE char_u *old_regparse = regparse; - int i; #endif int extra = 0; int first; @@ -827,24 +826,24 @@ nfa_regatom() case 'u': /* %uabcd hex 4 */ case 'U': /* %U1234abcd hex 8 */ { - int i; + int nr; switch (c) { - case 'd': i = getdecchrs(); break; - case 'o': i = getoctchrs(); break; - case 'x': i = gethexchrs(2); break; - case 'u': i = gethexchrs(4); break; - case 'U': i = gethexchrs(8); break; - default: i = -1; break; + case 'd': nr = getdecchrs(); break; + case 'o': nr = getoctchrs(); break; + case 'x': nr = gethexchrs(2); break; + case 'u': nr = gethexchrs(4); break; + case 'U': nr = gethexchrs(8); break; + default: nr = -1; break; } - if (i < 0) + if (nr < 0) EMSG2_RET_FAIL( _("E678: Invalid character after %s%%[dxouU]"), reg_magic == MAGIC_ALL); /* TODO: what if a composing character follows? */ - EMIT(i); + EMIT(nr); } break; @@ -1229,6 +1228,8 @@ nfa_do_multibyte: != (plen = (*mb_ptr2len)(old_regparse)) || utf_iscomposing(c))) { + int i = 0; + /* A base character plus composing characters, or just one * or more composing characters. * This requires creating a separate atom as if enclosing @@ -1237,7 +1238,6 @@ nfa_do_multibyte: * building the postfix form, not the NFA itself; * a composing char could be: a, b, c, NFA_COMPOSING * where 'b' and 'c' are chars with codes > 256. */ - i = 0; for (;;) { EMIT(c); @@ -2923,9 +2923,6 @@ nfa_regmatch(start, submatch, m) regsub_T *submatch; regsub_T *m; { - int c; - int n; - int i = 0; int result; int size = 0; int match = FALSE; @@ -2939,6 +2936,7 @@ nfa_regmatch(start, submatch, m) nfa_list_T *listtbl[2][2]; nfa_list_T *ll; int listid = 1; + int listidx; nfa_list_T *thislist; nfa_list_T *nextlist; nfa_list_T *neglist; @@ -3004,7 +3002,7 @@ nfa_regmatch(start, submatch, m) #define ADD_POS_NEG_STATE(node) \ ll = listtbl[result ? 1 : 0][node->negated]; \ if (ll != NULL) \ - addstate(ll, node->out , &t->sub, n, listid + 1, &match); + addstate(ll, node->out , &t->sub, clen, listid + 1, &match); /* @@ -3012,21 +3010,24 @@ nfa_regmatch(start, submatch, m) */ for (;;) { + int curc; + int clen; + #ifdef FEAT_MBYTE if (has_mbyte) { - c = (*mb_ptr2char)(reginput); - n = (*mb_ptr2len)(reginput); + curc = (*mb_ptr2char)(reginput); + clen = (*mb_ptr2len)(reginput); } else #endif { - c = *reginput; - n = 1; + curc = *reginput; + clen = 1; } - if (c == NUL) + if (curc == NUL) { - n = 0; + clen = 0; go_to_nextline = FALSE; } @@ -3040,10 +3041,14 @@ nfa_regmatch(start, submatch, m) #ifdef ENABLE_LOG fprintf(log_fd, "------------------------------------------\n"); fprintf(log_fd, ">>> Reginput is \"%s\"\n", reginput); - fprintf(log_fd, ">>> Advanced one character ... Current char is %c (code %d) \n", c, (int)c); + fprintf(log_fd, ">>> Advanced one character ... Current char is %c (code %d) \n", curc, (int)curc); fprintf(log_fd, ">>> Thislist has %d states available: ", thislist->n); - for (i = 0; i < thislist->n; i++) - fprintf(log_fd, "%d ", abs(thislist->t[i].state->id)); + { + int i; + + for (i = 0; i < thislist->n; i++) + fprintf(log_fd, "%d ", abs(thislist->t[i].state->id)); + } fprintf(log_fd, "\n"); #endif @@ -3057,16 +3062,16 @@ nfa_regmatch(start, submatch, m) break; /* compute nextlist */ - for (i = 0; i < thislist->n || neglist->n > 0; ++i) + for (listidx = 0; listidx < thislist->n || neglist->n > 0; ++listidx) { if (neglist->n > 0) { t = &neglist->t[0]; neglist->n--; - i--; + listidx--; } else - t = &thislist->t[i]; + t = &thislist->t[listidx]; #ifdef NFA_REGEXP_DEBUG_LOG nfa_set_code(t->state->c); @@ -3116,7 +3121,7 @@ nfa_regmatch(start, submatch, m) * the parent call. */ if (start->c == NFA_MOPEN + 0) addstate_here(thislist, t->state->out, &t->sub, listid, - &match, &i); + &match, &listidx); else { *m = t->sub; @@ -3190,7 +3195,7 @@ nfa_regmatch(start, submatch, m) } /* t->state->out1 is the corresponding END_INVISIBLE node */ addstate_here(thislist, t->state->out1->out, &t->sub, - listid, &match, &i); + listid, &match, &listidx); } else { @@ -3202,20 +3207,20 @@ nfa_regmatch(start, submatch, m) case NFA_BOL: if (reginput == regline) addstate_here(thislist, t->state->out, &t->sub, listid, - &match, &i); + &match, &listidx); break; case NFA_EOL: - if (c == NUL) + if (curc == NUL) addstate_here(thislist, t->state->out, &t->sub, listid, - &match, &i); + &match, &listidx); break; case NFA_BOW: { int bow = TRUE; - if (c == NUL) + if (curc == NUL) bow = FALSE; #ifdef FEAT_MBYTE else if (has_mbyte) @@ -3230,13 +3235,13 @@ nfa_regmatch(start, submatch, m) bow = FALSE; } #endif - else if (!vim_iswordc_buf(c, reg_buf) + else if (!vim_iswordc_buf(curc, reg_buf) || (reginput > regline && vim_iswordc_buf(reginput[-1], reg_buf))) bow = FALSE; if (bow) addstate_here(thislist, t->state->out, &t->sub, listid, - &match, &i); + &match, &listidx); break; } @@ -3260,18 +3265,19 @@ nfa_regmatch(start, submatch, m) } #endif else if (!vim_iswordc_buf(reginput[-1], reg_buf) - || (reginput[0] != NUL && vim_iswordc_buf(c, reg_buf))) + || (reginput[0] != NUL + && vim_iswordc_buf(curc, reg_buf))) eow = FALSE; if (eow) addstate_here(thislist, t->state->out, &t->sub, listid, - &match, &i); + &match, &listidx); break; } #ifdef FEAT_MBYTE case NFA_COMPOSING: { - int mc = c; + int mc = curc; int len = 0; nfa_state_T *end; nfa_state_T *sta; @@ -3286,14 +3292,14 @@ nfa_regmatch(start, submatch, m) /* Only match composing character(s), ignore base * character. Used for ".{composing}" and "{composing}" * (no preceding character). */ - len += mb_char2len(c); + len += mb_char2len(mc); } if (ireg_icombine) { /* If \Z was present, then ignore composing characters. * When ignoring the base character this always matches. */ /* TODO: How about negated? */ - if (len == 0 && sta->c != c) + if (len == 0 && sta->c != curc) result = FAIL; else result = OK; @@ -3312,7 +3318,7 @@ nfa_regmatch(start, submatch, m) /* We don't care about the order of composing characters. * Get them into cchars[] first. */ - while (len < n) + while (len < clen) { mc = mb_ptr2char(reginput + len); cchars[ccount++] = mc; @@ -3349,7 +3355,7 @@ nfa_regmatch(start, submatch, m) case NFA_NEWL: if (!reg_line_lbr && REG_MULTI - && c == NUL && reglnum <= reg_maxline) + && curc == NUL && reglnum <= reg_maxline) { go_to_nextline = TRUE; /* Pass -1 for the offset, which means taking the position @@ -3375,35 +3381,35 @@ nfa_regmatch(start, submatch, m) case NFA_CLASS_RETURN: case NFA_CLASS_BACKSPACE: case NFA_CLASS_ESCAPE: - result = check_char_class(t->state->c, c); + result = check_char_class(t->state->c, curc); ADD_POS_NEG_STATE(t->state); break; case NFA_END_NEG_RANGE: /* This follows a series of negated nodes, like: * CHAR(x), NFA_NOT, CHAR(y), NFA_NOT etc. */ - if (c > 0) - addstate(nextlist, t->state->out, &t->sub, n, listid + 1, - &match); + if (curc > 0) + addstate(nextlist, t->state->out, &t->sub, clen, + listid + 1, &match); break; case NFA_ANY: /* Any char except '\0', (end of input) does not match. */ - if (c > 0) - addstate(nextlist, t->state->out, &t->sub, n, listid + 1, - &match); + if (curc > 0) + addstate(nextlist, t->state->out, &t->sub, clen, + listid + 1, &match); break; /* * Character classes like \a for alpha, \d for digit etc. */ case NFA_IDENT: /* \i */ - result = vim_isIDc(c); + result = vim_isIDc(curc); ADD_POS_NEG_STATE(t->state); break; case NFA_SIDENT: /* \I */ - result = !VIM_ISDIGIT(c) && vim_isIDc(c); + result = !VIM_ISDIGIT(curc) && vim_isIDc(curc); ADD_POS_NEG_STATE(t->state); break; @@ -3413,17 +3419,18 @@ nfa_regmatch(start, submatch, m) break; case NFA_SKWORD: /* \K */ - result = !VIM_ISDIGIT(c) && vim_iswordp_buf(reginput, reg_buf); + result = !VIM_ISDIGIT(curc) + && vim_iswordp_buf(reginput, reg_buf); ADD_POS_NEG_STATE(t->state); break; case NFA_FNAME: /* \f */ - result = vim_isfilec(c); + result = vim_isfilec(curc); ADD_POS_NEG_STATE(t->state); break; case NFA_SFNAME: /* \F */ - result = !VIM_ISDIGIT(c) && vim_isfilec(c); + result = !VIM_ISDIGIT(curc) && vim_isfilec(curc); ADD_POS_NEG_STATE(t->state); break; @@ -3433,97 +3440,97 @@ nfa_regmatch(start, submatch, m) break; case NFA_SPRINT: /* \P */ - result = !VIM_ISDIGIT(c) && ptr2cells(reginput) == 1; + result = !VIM_ISDIGIT(curc) && ptr2cells(reginput) == 1; ADD_POS_NEG_STATE(t->state); break; case NFA_WHITE: /* \s */ - result = vim_iswhite(c); + result = vim_iswhite(curc); ADD_POS_NEG_STATE(t->state); break; case NFA_NWHITE: /* \S */ - result = c != NUL && !vim_iswhite(c); + result = curc != NUL && !vim_iswhite(curc); ADD_POS_NEG_STATE(t->state); break; case NFA_DIGIT: /* \d */ - result = ri_digit(c); + result = ri_digit(curc); ADD_POS_NEG_STATE(t->state); break; case NFA_NDIGIT: /* \D */ - result = c != NUL && !ri_digit(c); + result = curc != NUL && !ri_digit(curc); ADD_POS_NEG_STATE(t->state); break; case NFA_HEX: /* \x */ - result = ri_hex(c); + result = ri_hex(curc); ADD_POS_NEG_STATE(t->state); break; case NFA_NHEX: /* \X */ - result = c != NUL && !ri_hex(c); + result = curc != NUL && !ri_hex(curc); ADD_POS_NEG_STATE(t->state); break; case NFA_OCTAL: /* \o */ - result = ri_octal(c); + result = ri_octal(curc); ADD_POS_NEG_STATE(t->state); break; case NFA_NOCTAL: /* \O */ - result = c != NUL && !ri_octal(c); + result = curc != NUL && !ri_octal(curc); ADD_POS_NEG_STATE(t->state); break; case NFA_WORD: /* \w */ - result = ri_word(c); + result = ri_word(curc); ADD_POS_NEG_STATE(t->state); break; case NFA_NWORD: /* \W */ - result = c != NUL && !ri_word(c); + result = curc != NUL && !ri_word(curc); ADD_POS_NEG_STATE(t->state); break; case NFA_HEAD: /* \h */ - result = ri_head(c); + result = ri_head(curc); ADD_POS_NEG_STATE(t->state); break; case NFA_NHEAD: /* \H */ - result = c != NUL && !ri_head(c); + result = curc != NUL && !ri_head(curc); ADD_POS_NEG_STATE(t->state); break; case NFA_ALPHA: /* \a */ - result = ri_alpha(c); + result = ri_alpha(curc); ADD_POS_NEG_STATE(t->state); break; case NFA_NALPHA: /* \A */ - result = c != NUL && !ri_alpha(c); + result = curc != NUL && !ri_alpha(curc); ADD_POS_NEG_STATE(t->state); break; case NFA_LOWER: /* \l */ - result = ri_lower(c); + result = ri_lower(curc); ADD_POS_NEG_STATE(t->state); break; case NFA_NLOWER: /* \L */ - result = c != NUL && !ri_lower(c); + result = curc != NUL && !ri_lower(curc); ADD_POS_NEG_STATE(t->state); break; case NFA_UPPER: /* \u */ - result = ri_upper(c); + result = ri_upper(curc); ADD_POS_NEG_STATE(t->state); break; case NFA_NUPPER: /* \U */ - result = c != NUL && !ri_upper(c); + result = curc != NUL && !ri_upper(curc); ADD_POS_NEG_STATE(t->state); break; @@ -3549,17 +3556,17 @@ nfa_regmatch(start, submatch, m) /* TODO: put this in #ifdef later */ if (t->state->c < -256) EMSGN("INTERNAL: Negative state char: %ld", t->state->c); - result = (no_Magic(t->state->c) == c); + result = (no_Magic(t->state->c) == curc); if (!result) result = ireg_ic == TRUE - && MB_TOLOWER(t->state->c) == MB_TOLOWER(c); + && MB_TOLOWER(t->state->c) == MB_TOLOWER(curc); #ifdef FEAT_MBYTE /* If there is a composing character which is not being * ignored there can be no match. Match with composing * character uses NFA_COMPOSING above. */ if (result && enc_utf8 && !ireg_icombine - && n != utf_char2len(c)) + && clen != utf_char2len(curc)) result = FALSE; #endif ADD_POS_NEG_STATE(t->state); @@ -3578,21 +3585,25 @@ nfa_regmatch(start, submatch, m) #ifdef ENABLE_LOG fprintf(log_fd, "(---) STARTSTATE\n"); #endif - addstate(nextlist, start, m, n, listid + 1, &match); + addstate(nextlist, start, m, clen, listid + 1, &match); } #ifdef ENABLE_LOG fprintf(log_fd, ">>> Thislist had %d states available: ", thislist->n); - for (i = 0; i< thislist->n; i++) - fprintf(log_fd, "%d ", abs(thislist->t[i].state->id)); + { + int i; + + for (i = 0; i < thislist->n; i++) + fprintf(log_fd, "%d ", abs(thislist->t[i].state->id)); + } fprintf(log_fd, "\n"); #endif nextchar: /* Advance to the next character, or advance to the next line, or * finish. */ - if (n != 0) - reginput += n; + if (clen != 0) + reginput += clen; else if (go_to_nextline) reg_nextline(); else diff --git a/src/version.c b/src/version.c index 7997e17e0..30e6436b6 100644 --- a/src/version.c +++ b/src/version.c @@ -729,6 +729,8 @@ static char *(features[]) = static int included_patches[] = { /* Add new patch number below this line */ /**/ + 1022, +/**/ 1021, /**/ 1020, |