From: Marco d'Itri <md@Linux.IT>
Date: Fri, 25 Nov 2005 17:56:06 +0000 (+0100)
Subject: allow to overwrite the configured udev_root by exporting UDEV_ROOT
X-Git-Tag: 174~2442
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=commitdiff_plain;h=2796c47b5c88f2775247fd0cddc1385d6bbb10bd;hp=a8a614a7018918e987585c2d07189024c640cb3a

allow to overwrite the configured udev_root by exporting UDEV_ROOT
---

diff --git a/udev_config.c b/udev_config.c
index 7037a1708..c1af7c12c 100644
--- a/udev_config.c
+++ b/udev_config.c
@@ -192,6 +192,12 @@ void udev_init_config(void)
 
 	parse_config_file();
 
+	env = getenv("UDEV_ROOT");
+	if (env) {
+		strlcpy(udev_root, env, sizeof(udev_root));
+		remove_trailing_chars(udev_root, '/');
+	}
+
 	env = getenv("UDEV_LOG");
 	if (env)
 		udev_log_priority = log_priority(env);