From ddb16a1b2b2426f14daa54e6ee759bea64f3cb55 Mon Sep 17 00:00:00 2001 From: Sven Wischnowsky Date: Wed, 26 Apr 2000 06:54:26 +0000 Subject: allow to anchor on gaps between strings in matching control specs (10926) --- Src/Zle/complete.c | 22 +++++++++++++++++- Src/Zle/compmatch.c | 64 ++++++++++++++++++++++++++++++++++------------------- 2 files changed, 62 insertions(+), 24 deletions(-) (limited to 'Src') diff --git a/Src/Zle/complete.c b/Src/Zle/complete.c index 58cd8a216..2746f52d3 100644 --- a/Src/Zle/complete.c +++ b/Src/Zle/complete.c @@ -182,12 +182,15 @@ parse_cmatcher(char *name, char *s) { Cmatcher ret = NULL, r = NULL, n; Cpattern line, word, left, right; - int fl, ll, wl, lal, ral, err; + int fl, ll, wl, lal, ral, err, both; if (!*s) return NULL; while (*s) { + lal = ral = both = 0; + left = right = NULL; + while (*s && inblank(*s)) s++; if (!*s) break; @@ -216,6 +219,10 @@ parse_cmatcher(char *name, char *s) left = parse_pattern(name, &s, &lal, '|', &err); if (err) return pcm_err; + + if ((both = (*s == '|'))) + s++; + if (!*s || !*++s) { zwarnnam(name, "missing line pattern", NULL, 0); return pcm_err; @@ -227,6 +234,12 @@ parse_cmatcher(char *name, char *s) &err); if (err) return pcm_err; + if (both) { + right = line; + ral = ll; + line = NULL; + ll = 0; + } if ((fl & CMF_RIGHT) && (!*s || !*++s)) { zwarnnam(name, "missing right anchor", NULL, 0); } else if (!(fl & CMF_RIGHT)) { @@ -237,6 +250,13 @@ parse_cmatcher(char *name, char *s) s++; } if (fl & CMF_RIGHT) { + if (*s == '|') { + left = line; + lal = ll; + line = NULL; + ll = 0; + s++; + } right = parse_pattern(name, &s, &ral, '=', &err); if (err) return pcm_err; diff --git a/Src/Zle/compmatch.c b/Src/Zle/compmatch.c index 24f482669..3a6a849b9 100644 --- a/Src/Zle/compmatch.c +++ b/Src/Zle/compmatch.c @@ -57,11 +57,9 @@ cmp_cmatchers(Cmatcher a, Cmatcher b) a->llen == b->llen && a->wlen == b->wlen && (!a->llen || cmp_cpatterns(a->line, b->line)) && (a->wlen <= 0 || cmp_cpatterns(a->word, b->word)) && - (!(a->flags & CMF_LEFT) || - (a->lalen == b->lalen && - (!a->lalen || cmp_cpatterns(a->left, b->left)))) && - (!(a->flags & CMF_RIGHT) || - (a->ralen == b->ralen && + (!(a->flags & (CMF_LEFT | CMF_RIGHT)) || + (a->lalen == b->lalen && a->ralen == b->ralen && + (!a->lalen || cmp_cpatterns(a->left, b->left)) && (!a->ralen || cmp_cpatterns(a->right, b->right)))))); } @@ -514,29 +512,32 @@ match_str(char *l, char *w, Brinfo *bpp, int bc, int *rwlp, continue; if (mp->wlen < 0) { - int both, loff, aoff, llen, alen, zoff, moff, ct, ict; + int both, loff, aoff, llen, alen, zoff, moff, ct, ict, aol; char *tp, savl = '\0', savw; - Cpattern ap; + Cpattern ap, aop; /* This is for `*' patterns, first initialise some * local variables. */ llen = mp->llen; - alen = (mp->flags & CMF_LEFT ? mp->lalen : mp->ralen); - + if (mp->flags & CMF_LEFT) { + alen = mp->lalen; aol = mp->ralen; + } else { + alen = mp->ralen; aol = mp->lalen; + } /* Give up if we don't have enough characters for the * line-string and the anchor. */ - if (ll < llen + alen || lw < alen) + if (ll < llen + alen || lw < alen + aol) continue; if (mp->flags & CMF_LEFT) { - ap = mp->left; zoff = 0; moff = alen; + ap = mp->left; zoff = 0; moff = alen; aop = mp->right; if (sfx) { both = 0; loff = -llen; aoff = -(llen + alen); } else { both = 1; loff = alen; aoff = 0; } } else { - ap = mp->right; zoff = alen; moff = 0; + ap = mp->right; zoff = alen; moff = 0; aop = mp->left; if (sfx) { both = 1; loff = -(llen + alen); aoff = -alen; } else { @@ -548,9 +549,11 @@ match_str(char *l, char *w, Brinfo *bpp, int bc, int *rwlp, continue; if (ap) { if (!pattern_match(ap, l + aoff, NULL, NULL) || - (both && (!pattern_match(ap, w + aoff, NULL, NULL) || - !match_parts(l + aoff, w + aoff, alen, - part)))) + (both && + (!pattern_match(ap, w + aoff, NULL, NULL) || + (aol && !pattern_match(aop, w + aoff - aol, + NULL, NULL)) || + !match_parts(l + aoff, w + aoff, alen, part)))) continue; } else if (!both || il || iw) continue; @@ -566,9 +569,13 @@ match_str(char *l, char *w, Brinfo *bpp, int bc, int *rwlp, tp += add, ct++, ict--) { if ((both && (!ap || !test || - !pattern_match(ap, tp + aoff, NULL, NULL))) || + !pattern_match(ap, tp + aoff, NULL, NULL) || + (aol && !pattern_match(aop, tp + aoff - aol, + NULL, NULL)))) || (!both && pattern_match(ap, tp - moff, NULL, NULL) && + (!aol || pattern_match(aop, tp - moff - aol, + NULL, NULL)) && match_parts(l + aoff , tp - moff, alen, part))) { if (sfx) { savw = tp[-zoff]; @@ -699,28 +706,36 @@ match_str(char *l, char *w, Brinfo *bpp, int bc, int *rwlp, } if (mp->flags & CMF_LEFT) { /* Try to match the left anchor, if any. */ - if (til < mp->lalen || tiw < mp->lalen) + if (til < mp->lalen || tiw < mp->lalen + mp->ralen) continue; else if (mp->left) t = pattern_match(mp->left, tl - mp->lalen, NULL, NULL) && pattern_match(mp->left, tw - mp->lalen, - NULL, NULL); + NULL, NULL) && + (!mp->ralen || + pattern_match(mp->right, + tw - mp->lalen - mp->ralen, + NULL, NULL)); else t = (!sfx && !il && !iw); } if (mp->flags & CMF_RIGHT) { /* Try to match the right anchor, if any. */ if (tll < mp->llen + mp->ralen || - tlw < mp->wlen + mp->ralen) + tlw < mp->wlen + mp->ralen + mp->lalen) continue; - else if (mp->left) + else if (mp->right) t = pattern_match(mp->right, tl + mp->llen - mp->ralen, NULL, NULL) && pattern_match(mp->right, tw + mp->wlen - mp->ralen, - NULL, NULL); + NULL, NULL) && + (!mp->lalen || + pattern_match(mp->left, tw + mp->wlen - + mp->ralen - mp->lalen, + NULL, NULL)); else t = (sfx && !il && !iw); } @@ -1044,8 +1059,11 @@ bld_parts(char *str, int len, int plen, Cline *lp) for (t = 0, ms = bmatchers; ms && !t; ms = ms->next) { mp = ms->matcher; if (mp && mp->flags == CMF_RIGHT && mp->wlen < 0 && - !mp->llen && len >= mp->ralen && mp->ralen && - pattern_match(mp->right, str, NULL, NULL)) { + !mp->llen && len >= mp->ralen + mp->lalen && mp->ralen && + pattern_match(mp->right, str, NULL, NULL) && + (!mp->lalen || + ((str - p) >= mp->lalen && + pattern_match(mp->left, str - mp->lalen, NULL, NULL)))) { int olen = str - p, llen; /* We found an anchor, create a new cline. The NEW flag -- cgit 1.4.1