X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=udev.h;h=0ce010f3c49071131795f70a0873c02fba3d9428;hp=fc44a9847c09f71e4a83e9401be9b9b9f0edbb77;hb=831f800da34ddb449aecae925cd1f154f20b1eed;hpb=bef370d6ebd6707cc2ef183c2dc83f4a62d8111b

diff --git a/udev.h b/udev.h
index fc44a9847..0ce010f3c 100644
--- a/udev.h
+++ b/udev.h
@@ -64,7 +64,19 @@ do { \
 #define strfieldcat(to, from) \
 do { \
 	to[sizeof(to)-1] = '\0'; \
-	strncat(to, from, sizeof(to) - strlen(to) -1); \
+	strncat(to, from, sizeof(to) - strlen(to)-1); \
+} while (0)
+
+#define strnfieldcpy(to, from, maxsize) \
+do { \
+	to[maxsize-1] = '\0'; \
+	strncpy(to, from, maxsize-1); \
+} while (0)
+
+#define strnfieldcat(to, from, maxsize) \
+do { \
+	to[maxsize-1] = '\0'; \
+	strncat(to, from, maxsize - strlen(to)-1); \
 } while (0)
 
 extern int udev_add_device(char *path, char *subsystem, int fake);