texlive[54013] Build/source/texk/xdvik/main.c: off by one

[commits+karl at tug.org]

Revision: 54013
          http://tug.org/svn/texlive?view=revision&revision=54013
Author:   karl
Date:     2020-03-02 22:27:21 +0100 (Mon, 02 Mar 2020)
Log Message:
-----------
off by one

Modified Paths:
--------------
    trunk/Build/source/texk/xdvik/main.c

Modified: trunk/Build/source/texk/xdvik/main.c
===================================================================
--- trunk/Build/source/texk/xdvik/main.c	2020-03-02 21:25:51 UTC (rev 54012)
+++ trunk/Build/source/texk/xdvik/main.c	2020-03-02 21:27:21 UTC (rev 54013)
@@ -457,7 +457,7 @@
 	/* REALPATH failed, use real_filename */
 	size_t n = strlen(real_filename);
 	if (n >= MAXPATHLEN) {
-	  n = MAXPATHLEN;
+	  n = MAXPATHLEN - 1;
 	}
 
 	memcpy(canonical_path, real_filename, n);