[PATCH] udevsend/udevd handle events without a subsystem

[elogind.git] / udevtest.c

diff --git a/udevtest.c b/udevtest.c
index b9a5fea489491aaf78f8c886ce28753373aa1d0c..9cc23f0ac70be903fb54edd9e4215d004c3e8870 100644 (file)
--- a/udevtest.c
+++ b/udevtest.c
@@ -29,7 +29,7 @@
 
 #include "libsysfs/sysfs/libsysfs.h"
 #include "udev.h"
-#include "udev_lib.h"
+#include "udev_utils.h"
 #include "udev_version.h"
 #include "namedev.h"
 #include "logging.h"
@@ -55,19 +55,23 @@ int main(int argc, char *argv[], char *envp[])
        char *devpath;
        char path[SYSFS_PATH_MAX];
        char temp[NAME_SIZE];
-       char *subsystem = "";
        struct udevice udev;
+       char *subsystem = NULL;
 
        info("version %s", UDEV_VERSION);
 
-       if (argv[1] == NULL) {
-               info("udevinfo expects the DEVPATH of the sysfs device as a argument");
+       if (argc < 2 || argc > 3) {
+               info("Usage: udevtest <devpath> [subsystem]");
                return 1;
        }
 
+       /* initialize our configuration */
+       udev_init_config();
+
        /* remove sysfs_path if given */
-       if (strncmp(argv[1], sysfs_path, strlen(sysfs_path)) == 0)
-               devpath = argv[1] + strlen(sysfs_path);
+       if (strncmp(argv[1], sysfs_path, strlen(sysfs_path)) == 0) {
+               devpath = &argv[1][strlen(sysfs_path)] ;
+       }
        else
                if (argv[1][0] != '/') {
                        /* prepend '/' if missing */
@@ -86,13 +90,10 @@ int main(int argc, char *argv[], char *envp[])
                return 2;
        }
 
-       /* initialize our configuration */
-       udev_init_config();
-
        /* initialize the naming deamon */
        namedev_init();
 
-       if (argv[2] != NULL)
+       if (argc == 3)
                subsystem = argv[2];
 
        /* fill in values and test_run flag*/