# HG changeset patch
# User Rob Landley <rob@landley.net>
# Date 1195165113 21600
# Node ID 5f206fe8d9659d791212696ca9287826fb97ae46
# Parent  28d2042bcc13a248eba3fa5f2fb51a913f5c4cf5
Change strlcpy not to use strncpy.  (Adds 24 bytes, but doesn't memset the
unused portion of the buffer to 0, which can touch and allocate physical
pages for a large virtual mapping.)

diff -r 28d2042bcc13 -r 5f206fe8d965 lib/lib.c
--- a/lib/lib.c	Mon Nov 12 19:24:52 2007 -0600
+++ b/lib/lib.c	Thu Nov 15 16:18:33 2007 -0600
@@ -18,8 +18,12 @@
 // Like strncpy but always null terminated.
 void strlcpy(char *dest, char *src, size_t size)
 {
-	strncpy(dest,src,size);
-	dest[size-1] = 0;
+	int len = strlen(src);
+	if (size--) {
+		if (len > size) len=size;
+		memcpy(dest,src, len);
+		dest[len] = 0;
+	}
 }
 #endif