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author | msofer <msofer@noemail.net> | 2006-09-27 22:39:38 (GMT) |
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committer | msofer <msofer@noemail.net> | 2006-09-27 22:39:38 (GMT) |
commit | 4738fa88a07f4fb6773c3a75936b24e20cad5271 (patch) | |
tree | 1cdcd627c638c5c17222e14978daf30c3d83a13c /generic/regcomp.c | |
parent | 7db87a864dc1ee31fb0a4efd953be3a10dd51ac8 (diff) | |
download | tcl-4738fa88a07f4fb6773c3a75936b24e20cad5271.zip tcl-4738fa88a07f4fb6773c3a75936b24e20cad5271.tar.gz tcl-4738fa88a07f4fb6773c3a75936b24e20cad5271.tar.bz2 |
changed last commit - ifdef'ing out unused mcce (multi char collation
elements) code.
FossilOrigin-Name: aa894cbc17749b4dd598da96fab22d5ee205662f
Diffstat (limited to 'generic/regcomp.c')
-rw-r--r-- | generic/regcomp.c | 50 |
1 files changed, 45 insertions, 5 deletions
diff --git a/generic/regcomp.c b/generic/regcomp.c index fb159cb..0d6f066 100644 --- a/generic/regcomp.c +++ b/generic/regcomp.c @@ -56,7 +56,9 @@ static chr *scanplain(struct vars *); static VOID leaders(struct vars *, struct cvec *); static VOID onechr(struct vars *, pchr, struct state *, struct state *); static VOID dovec(struct vars *, struct cvec *, struct state *, struct state *); +#ifdef REGEXP_MCCE_ENABLED static celt nextleader(struct vars *, pchr, pchr); +#endif static VOID wordchrs(struct vars *); static struct subre *subre(struct vars *, int, int, struct state *, struct state *); static VOID freesubre(struct vars *, struct subre *); @@ -105,7 +107,9 @@ static VOID subblock(struct vars *, pchr, struct state *, struct state *); static VOID okcolors(struct nfa *, struct colormap *); static VOID colorchain(struct colormap *, struct arc *); static VOID uncolorchain(struct colormap *, struct arc *); +#ifdef REGEXP_MCCE_ENABLED static int singleton(struct colormap *, pchr c); +#endif static VOID rainbow(struct nfa *, struct colormap *, int, pcolor, struct state *, struct state *); static VOID colorcomplement(struct nfa *, struct colormap *, int, struct state *, struct state *, struct state *); #ifdef REG_DEBUG @@ -171,7 +175,7 @@ static struct cvec *newcvec(int, int, int); static struct cvec *clearcvec(struct cvec *); static VOID addchr(struct cvec *, pchr); static VOID addrange(struct cvec *, pchr, pchr); -#ifdef REGEXP_ADDMCCE_UNUSED +#ifdef REGEXP_MCCE_ENABLED static VOID addmcce(struct cvec *, chr *, chr *); #endif static int haschr(struct cvec *, pchr); @@ -366,7 +370,7 @@ compile( CNOERR(); v->mcces = allmcces(v, v->mcces); leaders(v, v->mcces); -#ifdef REGEXP_ADDMCCE_UNUSED +#ifdef REGEXP_MCCE_ENABLED /* Function does nothing with NULL pointers */ addmcce(v->mcces, (chr *)NULL, (chr *)NULL); /* dummy */ #endif @@ -1754,6 +1758,33 @@ onechr( ^ static VOID dovec(struct vars *, struct cvec *, struct state *, ^ struct state *); */ +#ifndef REGEXP_MCCE_ENABLED +static void +dovec( + struct vars *v, + struct cvec *cv, + struct state *lp, + struct state *rp) +{ + chr ch, from, to; + chr *p; + int i; + + for (p = cv->chrs, i = cv->nchrs; i > 0; p++, i--) { + ch = *p; + newarc(v->nfa, PLAIN, subcolor(v->cm, ch), lp, rp); + } + + for (p = cv->ranges, i = cv->nranges; i > 0; p += 2, i--) { + from = *p; + to = *(p+1); + if (from <= to) { + subrange(v, from, to, lp, rp); + } + } + +} +#else /* REGEXP_MCCE_ENABLED */ static void dovec( struct vars *v, @@ -1765,8 +1796,8 @@ dovec( celt ce; chr *p; int i; - color co; struct cvec *leads; + color co; struct arc *a; struct arc *pa; /* arc in prototype */ struct state *s; @@ -1791,7 +1822,7 @@ dovec( } else { leads = NULL; } - + /* * First, get the ordinary characters out of the way. */ @@ -1832,7 +1863,15 @@ dovec( } } - if ((leads == NULL || leads->nchrs == 0) && cv->nmcces == 0) { + /* *** WARNING *** + * + * This was buggy, check before enabling: the original version would cause + * a segfault at the loopinit below if (leads==NULL && cv->nmcces!=0) + * Possibly just a problem with parens? The original condition was + * ((leads == NULL || leads->nchrs == 0) && cv->nmcces == 0) + */ + + if (leads == NULL || (leads->nchrs == 0 && cv->nmcces == 0)) { return; } @@ -1922,6 +1961,7 @@ nextleader( } return it; } +#endif /* - wordchrs - set up word-chr list for word-boundary stuff, if needed |