diff options
Diffstat (limited to 'src/cmd/mk/arc.c')
-rw-r--r-- | src/cmd/mk/arc.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/src/cmd/mk/arc.c b/src/cmd/mk/arc.c new file mode 100644 index 00000000..521ef7a7 --- /dev/null +++ b/src/cmd/mk/arc.c @@ -0,0 +1,52 @@ +#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 = (Word *) sym->value; + 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); +} |