Backport.

Fix bug reported on user list: the path variable here was undefined,
causing a failure when running outside the user tree. This was my
fault: when I refactored this routine, I failed to note that this
variable was now undefined.

(cherry picked from commit 72c2a72afd3ddadbbd00de68bbb01ac04f71399b)

lib/scripts/lyxpak.py

@@ -174,7 +174,7 @@ def gather_files(curfile, incfiles, lyx2lyx):
     return 0
 
 
-def find_lyx2lyx(progloc):
+def find_lyx2lyx(progloc, path):
     " Find a usable version of the lyx2lyx script. "
     # first we will see if the script is roughly where we are
     # i.e., we will assume we are in $SOMEDIR/scripts and look
@@ -275,7 +275,7 @@ def main(args):
     path = string.split(os.environ["PATH"], os.pathsep)
 
     if lyx2lyx == None:
-        lyx2lyx = find_lyx2lyx(ourprog)
+        lyx2lyx = find_lyx2lyx(ourprog, path)
 
     # Initialize the list with the specified LyX file and recursively
     # gather all required files (also from child documents).

status.20x

@@ -71,6 +71,9 @@ What's new
 - Layout file for JASATeX: solved problems with natbib and added missing
   short title for the document title
 
+- Fix problem using lyxpak.py when outside the LyX tree: Variable was
+  undefined.
+
 
 * USER INTERFACE