Fix binpkg installation with multiple repositories.

New changes include a modified algorithm of the previous one, which
finally does not fail even with multiple repos, YAY!

Fixed some leaks as well, thanks to valgrind.

--HG--
extra : convert_revision : 3cffe1e9e9e9f7abf225ca3c6643377fc12a94bd

bin/xbps-repo/main.c

@@ -170,7 +170,7 @@ main(int argc, char **argv)
 	prop_dictionary_t dict;
 	repo_info_t *rinfo = NULL;
 	char dpkgidx[PATH_MAX], *root = NULL;
-	int c;
+	int c, rv = 0;
 
 	while ((c = getopt(argc, argv, "r:")) != -1) {
 		switch (c) {
@@ -291,17 +291,17 @@ main(int argc, char **argv)
 			usage();
 
 		dict = getrepolist_dict(root);
-		if (xbps_callback_array_iter_in_dict(dict, "repository-list",
-		    show_pkg_info_from_repolist, argv[1]) != 0) {
-			prop_object_release(dict);
-			free(plist);
-			printf("ERROR: unable to locate package '%s'.\n",
-			    argv[1]);
-			exit(EXIT_FAILURE);
-		}
+		rv = xbps_callback_array_iter_in_dict(dict, "repository-list",
+			show_pkg_info_from_repolist, argv[1]);
 		prop_object_release(dict);
 		free(plist);
 
+		if (rv == 0 && errno == ENOENT) {
+			printf("Unable to locate package '%s' from "
+			    "repository pool.\n", argv[1]);
+			exit(EXIT_FAILURE);
+		}
+
 	} else {
 		usage();
 	}

bin/xbps-repo/util.c

@@ -180,7 +180,8 @@ show_pkg_info_from_repolist(prop_object_t obj, void *arg, bool *loop_done)
 	if (pkgdict == NULL) {
 		prop_object_release(dict);
 		free(plist);
-		return XBPS_PKG_ENOTINREPO;
+		errno = ENOENT;
+		return 0;
 	}
 
 	oloc = prop_dictionary_get(dict, "location-remote");