[PATCH] add get_devnode() helper to udev_lib for udev_dbus program

diff --git a/udev_lib.c b/udev_lib.c
index 50598a4a318592d315fc942d6fead6b89ced4b41..f095513c976ef65bece0c4447afd0f85a5a852e2 100644 (file)
--- a/udev_lib.c
+++ b/udev_lib.c
@@ -53,6 +53,17 @@ char *get_devpath(void)
        return devpath;
 }
 
+char *get_devnode(void)
+{
+       char *devnode;
+
+       devnode = getenv("DEVNODE");
+       if (devnode != NULL && strlen(devnode) > NAME_SIZE)
+               devnode[NAME_SIZE-1] = '\0';
+
+       return devnode;
+}
+
 char *get_seqnum(void)
 {
        char *seqnum;

diff --git a/udev_lib.h b/udev_lib.h
index 565d87e9a5a98c23accf974b554d9e7ee9867970..5db6b5261afa1e6bdc0b6bd1696da26293139239 100644 (file)
--- a/udev_lib.h
+++ b/udev_lib.h
@@ -68,6 +68,7 @@ do { \
 
 extern char *get_action(void);
 extern char *get_devpath(void);
+extern char *get_devnode(void);
 extern char *get_seqnum(void);
 extern char *get_subsystem(char *subsystem);
 extern int file_map(const char *filename, char **buf, size_t *bufsize);