diff -r f8c27fe9fe63 -r 590b9e4d837d librazor/merger.c
--- a/librazor/merger.c	Fri Jun 12 16:59:11 2009 +0100
+++ b/librazor/merger.c	Thu Jul 09 00:01:18 2009 +0100
@@ -75,12 +75,13 @@
 razor_merger_add_package(struct razor_merger *merger,
 			 struct razor_package *package)
 {
-	char *pool;
+	char *pool, *s;
 	struct list *r;
 	struct razor_package *p;
 	struct razor_set *set1;
 	struct source *source;
-	uint32_t flags;
+	uint32_t flags, *prefix;
+	struct array install_prefixes;
 
 	assert(merger->committed == 0);
 
@@ -117,6 +118,18 @@
 		r = list_next(r);
 	}
 
+	array_init(&install_prefixes);
+	r = list_first(&package->install_prefixes, &source->set->prefix_pool);
+	while (r) {
+		s = (char *)source->set->string_pool.data + r->data;
+		prefix = array_add(&install_prefixes, sizeof *prefix);
+		*prefix = hashtable_tokenize(&merger->table, s);
+		r = list_next(r);
+	}
+	list_set_array(&p->install_prefixes, &merger->set->prefix_pool,
+                       &install_prefixes, 0);
+	array_release(&install_prefixes);
+
 	p->preun.program = hashtable_tokenize(&merger->table,
 					      &pool[package->preun.program]);
 	p->preun.body = hashtable_tokenize(&merger->table,