Subversion Repositories planix.SVN

#include        "mk.h"

Arc *
newarc(Node *n, Rule *r, char *stem, Resub *match)
{
        Arc *a;

        a = (Arc *)Malloc(sizeof(Arc));
        a->n = n;
        a->r = r;
        a->stem = strdup(stem);
        rcopy(a->match, match, NREGEXP);
        a->next = 0;
        a->flag = 0;
        a->prog = r->prog;
        return(a);
}

void
dumpa(char *s, Arc *a)
{
        char buf[1024];

        Bprint(&bout, "%sArc@%p: n=%p r=%p flag=0x%x stem='%s'",
                s, a, a->n, a->r, a->flag, a->stem);
        if(a->prog)
                Bprint(&bout, " prog='%s'", a->prog);
        Bprint(&bout, "\n");

        if(a->n){
                snprint(buf, sizeof(buf), "%s    ", (*s == ' ')? s:"");
                dumpn(buf, a->n);
        }
}

void
nrep(void)
{
        Symtab *sym;
        Word *w;

        sym = symlook("NREP", S_VAR, 0);
        if(sym){
                w = sym->u.ptr;
                if (w && w->s && *w->s)
                        nreps = atoi(w->s);
        }
        if(nreps < 1)
                nreps = 1;
        if(DEBUG(D_GRAPH))
                Bprint(&bout, "nreps = %d\n", nreps);
}