X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=udev_lib.c;h=a3fab9632d28a273079b46115f2361a63edb1168;hb=d4a32aa2e4804de9189574213749616dda57faa7;hp=6807f817a1e7b119e6ea8ca64dc2d1d628192c95;hpb=8673dcb84299fd2adba6281c5359bed4399d5b2d;p=elogind.git

diff --git a/udev_lib.c b/udev_lib.c
index 6807f817a..a3fab9632 100644
--- a/udev_lib.c
+++ b/udev_lib.c
@@ -28,6 +28,7 @@
 #include <dirent.h>
 #include <sys/stat.h>
 #include <sys/mman.h>
+#include <sys/utsname.h>
 
 #include "udev.h"
 #include "logging.h"
@@ -72,6 +73,29 @@ void udev_set_values(struct udevice *udev, const char* devpath,
 	udev->type = get_device_type(devpath, subsystem);
 }
 
+int kernel_release_satisfactory(int version, int patchlevel, int sublevel)
+{
+	static struct utsname uts;
+	static int kversion = 0;
+	static int kpatchlevel;
+	static int ksublevel;
+
+	if (kversion == 0) {
+		if (uname(&uts) != 0)
+			return -1;
+
+		if (sscanf (uts.release, "%u.%u.%u", &kversion, &kpatchlevel, &ksublevel) != 3) {
+			kversion = 0;
+			return -1;
+		}
+	}
+
+	if (kversion >= version && kpatchlevel >= patchlevel && ksublevel >= sublevel)
+		return 1;
+	else
+		return 0;
+}
+
 int create_path(const char *path)
 {
 	char p[NAME_SIZE];