Fix write-only use of a few variables

[elogind.git] / src / test / test-libudev.c

diff --git a/src/test/test-libudev.c b/src/test/test-libudev.c
index 6161fb3e3110512ba7dcc3f53fe8de15bbb18bd2..f79d20cbfbb9cbac4f5498153ac13e0d5203d941 100644 (file)
--- a/src/test/test-libudev.c
+++ b/src/test/test-libudev.c
@@ -1,13 +1,21 @@
-/*
- * test-libudev
- *
- * Copyright (C) 2008 Kay Sievers <kay.sievers@vrfy.org>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- */
+/***
+  This file is part of systemd.
+
+  Copyright 2008-2012 Kay Sievers <kay@vrfy.org>
+
+  systemd is free software; you can redistribute it and/or modify it
+  under the terms of the GNU Lesser General Public License as published by
+  the Free Software Foundation; either version 2.1 of the License, or
+  (at your option) any later version.
+
+  systemd is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public License
+  along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
 
 #include <stdio.h>
 #include <stdarg.h>
@@ -21,6 +29,7 @@
 #include <sys/epoll.h>
 
 #include "libudev.h"
+#include "util.h"
 
 #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
 
@@ -420,6 +429,20 @@ static int test_enumerate(struct udev *udev, const char *subsystem)
         return 0;
 }
 
+static void test_hwdb(struct udev *udev, const char *modalias) {
+        struct udev_hwdb *hwdb;
+        struct udev_list_entry *entry;
+
+        hwdb = udev_hwdb_new(udev);
+
+        udev_list_entry_foreach(entry, udev_hwdb_get_properties_list_entry(hwdb, modalias, 0))
+                printf("'%s'='%s'\n", udev_list_entry_get_name(entry), udev_list_entry_get_value(entry));
+        printf("\n");
+
+        hwdb = udev_hwdb_unref(hwdb);
+        assert(hwdb == NULL);
+}
+
 int main(int argc, char *argv[])
 {
         struct udev *udev = NULL;
@@ -434,7 +457,6 @@ int main(int argc, char *argv[])
         const char *syspath = "/devices/virtual/mem/null";
         const char *subsystem = NULL;
         char path[1024];
-        const char *str;
 
         udev = udev_new();
         printf("context: %p\n", udev);
@@ -474,14 +496,9 @@ int main(int argc, char *argv[])
                 }
         }
 
-        str = udev_get_sys_path(udev);
-        printf("sys_path: '%s'\n", str);
-        str = udev_get_dev_path(udev);
-        printf("dev_path: '%s'\n", str);
-
         /* add sys path if needed */
-        if (strncmp(syspath, udev_get_sys_path(udev), strlen(udev_get_sys_path(udev))) != 0) {
-                snprintf(path, sizeof(path), "%s%s", udev_get_sys_path(udev), syspath);
+        if (!startswith(syspath, "/sys")) {
+                snprintf(path, sizeof(path), "/sys/%s", syspath);
                 syspath = path;
         }
 
@@ -494,6 +511,8 @@ int main(int argc, char *argv[])
 
         test_queue(udev);
 
+        test_hwdb(udev, "usb:v0D50p0011*");
+
         test_monitor(udev);
 out:
         udev_unref(udev);