1 76193d7c 2003-09-30 devnull #include	"mk.h"
  2 76193d7c 2003-09-30 devnull 
  3 76193d7c 2003-09-30 devnull int
  4 76193d7c 2003-09-30 devnull dorecipe(Node *node)
  5 76193d7c 2003-09-30 devnull {
  6 76193d7c 2003-09-30 devnull 	char buf[BIGBLOCK];
  7 76193d7c 2003-09-30 devnull 	register Node *n;
  8 76193d7c 2003-09-30 devnull 	Rule *r = 0;
  9 76193d7c 2003-09-30 devnull 	Arc *a, *aa;
 10 76193d7c 2003-09-30 devnull 	Word head, ahead, lp, ln, *w, *ww, *aw;
 11 76193d7c 2003-09-30 devnull 	Symtab *s;
 12 76193d7c 2003-09-30 devnull 	int did = 0;
 13 76193d7c 2003-09-30 devnull 
 14 76193d7c 2003-09-30 devnull 	aa = 0;
 15 76193d7c 2003-09-30 devnull 	/*
 16 76193d7c 2003-09-30 devnull 		pick up the rule
 17 76193d7c 2003-09-30 devnull 	*/
 18 76193d7c 2003-09-30 devnull 	for(a = node->prereqs; a; a = a->next)
 19 76193d7c 2003-09-30 devnull 		if(*a->r->recipe)
 20 76193d7c 2003-09-30 devnull 			r = (aa = a)->r;
 21 76193d7c 2003-09-30 devnull 	/*
 22 76193d7c 2003-09-30 devnull 		no recipe? go to buggery!
 23 76193d7c 2003-09-30 devnull 	*/
 24 76193d7c 2003-09-30 devnull 	if(r == 0){
 25 76193d7c 2003-09-30 devnull 		if(!(node->flags&VIRTUAL) && !(node->flags&NORECIPE)){
 26 76193d7c 2003-09-30 devnull 			fprint(2, "mk: no recipe to make '%s'\n", node->name);
 27 76193d7c 2003-09-30 devnull 			Exit();
 28 76193d7c 2003-09-30 devnull 		}
 29 76193d7c 2003-09-30 devnull 		if(strchr(node->name, '(') && node->time == 0)
 30 76193d7c 2003-09-30 devnull 			MADESET(node, MADE);
 31 76193d7c 2003-09-30 devnull 		else
 32 76193d7c 2003-09-30 devnull 			update(0, node);
 33 76193d7c 2003-09-30 devnull 		if(tflag){
 34 76193d7c 2003-09-30 devnull 			if(!(node->flags&VIRTUAL))
 35 76193d7c 2003-09-30 devnull 				touch(node->name);
 36 76193d7c 2003-09-30 devnull 			else if(explain)
 37 76193d7c 2003-09-30 devnull 				Bprint(&bout, "no touch of virtual '%s'\n", node->name);
 38 76193d7c 2003-09-30 devnull 		}
 39 76193d7c 2003-09-30 devnull 		return(did);
 40 76193d7c 2003-09-30 devnull 	}
 41 76193d7c 2003-09-30 devnull 	/*
 42 76193d7c 2003-09-30 devnull 		build the node list
 43 76193d7c 2003-09-30 devnull 	*/
 44 76193d7c 2003-09-30 devnull 	node->next = 0;
 45 76193d7c 2003-09-30 devnull 	head.next = 0;
 46 76193d7c 2003-09-30 devnull 	ww = &head;
 47 76193d7c 2003-09-30 devnull 	ahead.next = 0;
 48 76193d7c 2003-09-30 devnull 	aw = &ahead;
 49 76193d7c 2003-09-30 devnull 	if(r->attr&REGEXP){
 50 76193d7c 2003-09-30 devnull 		ww->next = newword(node->name);
 51 76193d7c 2003-09-30 devnull 		aw->next = newword(node->name);
 52 76193d7c 2003-09-30 devnull 	} else {
 53 76193d7c 2003-09-30 devnull 		for(w = r->alltargets; w; w = w->next){
 54 76193d7c 2003-09-30 devnull 			if(r->attr&META)
 55 76193d7c 2003-09-30 devnull 				subst(aa->stem, w->s, buf);
 56 76193d7c 2003-09-30 devnull 			else
 57 76193d7c 2003-09-30 devnull 				strcpy(buf, w->s);
 58 76193d7c 2003-09-30 devnull 			aw->next = newword(buf);
 59 76193d7c 2003-09-30 devnull 			aw = aw->next;
 60 76193d7c 2003-09-30 devnull 			if((s = symlook(buf, S_NODE, 0)) == 0)
 61 76193d7c 2003-09-30 devnull 				continue;	/* not a node we are interested in */
 62 3fe9465a 2006-04-20 devnull 			n = s->u.ptr;
 63 76193d7c 2003-09-30 devnull 			if(aflag == 0 && n->time) {
 64 76193d7c 2003-09-30 devnull 				for(a = n->prereqs; a; a = a->next)
 65 76193d7c 2003-09-30 devnull 					if(a->n && outofdate(n, a, 0))
 66 76193d7c 2003-09-30 devnull 						break;
 67 76193d7c 2003-09-30 devnull 				if(a == 0)
 68 76193d7c 2003-09-30 devnull 					continue;
 69 76193d7c 2003-09-30 devnull 			}
 70 76193d7c 2003-09-30 devnull 			ww->next = newword(buf);
 71 76193d7c 2003-09-30 devnull 			ww = ww->next;
 72 76193d7c 2003-09-30 devnull 			if(n == node) continue;
 73 76193d7c 2003-09-30 devnull 			n->next = node->next;
 74 76193d7c 2003-09-30 devnull 			node->next = n;
 75 76193d7c 2003-09-30 devnull 		}
 76 76193d7c 2003-09-30 devnull 	}
 77 76193d7c 2003-09-30 devnull 	for(n = node; n; n = n->next)
 78 76193d7c 2003-09-30 devnull 		if((n->flags&READY) == 0)
 79 76193d7c 2003-09-30 devnull 			return(did);
 80 76193d7c 2003-09-30 devnull 	/*
 81 76193d7c 2003-09-30 devnull 		gather the params for the job
 82 76193d7c 2003-09-30 devnull 	*/
 83 76193d7c 2003-09-30 devnull 	lp.next = ln.next = 0;
 84 76193d7c 2003-09-30 devnull 	for(n = node; n; n = n->next){
 85 76193d7c 2003-09-30 devnull 		for(a = n->prereqs; a; a = a->next){
 86 76193d7c 2003-09-30 devnull 			if(a->n){
 87 76193d7c 2003-09-30 devnull 				addw(&lp, a->n->name);
 88 76193d7c 2003-09-30 devnull 				if(outofdate(n, a, 0)){
 89 76193d7c 2003-09-30 devnull 					addw(&ln, a->n->name);
 90 76193d7c 2003-09-30 devnull 					if(explain)
 91 76193d7c 2003-09-30 devnull 						fprint(1, "%s(%ld) < %s(%ld)\n",
 92 76193d7c 2003-09-30 devnull 							n->name, n->time, a->n->name, a->n->time);
 93 76193d7c 2003-09-30 devnull 				}
 94 76193d7c 2003-09-30 devnull 			} else {
 95 76193d7c 2003-09-30 devnull 				if(explain)
 96 76193d7c 2003-09-30 devnull 					fprint(1, "%s has no prerequisites\n",
 97 76193d7c 2003-09-30 devnull 							n->name);
 98 76193d7c 2003-09-30 devnull 			}
 99 76193d7c 2003-09-30 devnull 		}
100 76193d7c 2003-09-30 devnull 		MADESET(n, BEINGMADE);
101 76193d7c 2003-09-30 devnull 	}
102 cbeb0b26 2006-04-01 devnull 	/*print("lt=%s ln=%s lp=%s\n",wtos(head.next, ' '),wtos(ln.next, ' '),wtos(lp.next, ' '));*/
103 76193d7c 2003-09-30 devnull 	run(newjob(r, node, aa->stem, aa->match, lp.next, ln.next, head.next, ahead.next));
104 76193d7c 2003-09-30 devnull 	return(1);
105 76193d7c 2003-09-30 devnull }
106 76193d7c 2003-09-30 devnull 
107 76193d7c 2003-09-30 devnull void
108 76193d7c 2003-09-30 devnull addw(Word *w, char *s)
109 76193d7c 2003-09-30 devnull {
110 76193d7c 2003-09-30 devnull 	Word *lw;
111 76193d7c 2003-09-30 devnull 
112 76193d7c 2003-09-30 devnull 	for(lw = w; w = w->next; lw = w){
113 76193d7c 2003-09-30 devnull 		if(strcmp(s, w->s) == 0)
114 76193d7c 2003-09-30 devnull 			return;
115 76193d7c 2003-09-30 devnull 	}
116 76193d7c 2003-09-30 devnull 	lw->next = newword(s);
117 76193d7c 2003-09-30 devnull }