From: Enrico Forestieri <forenr@lyx.org>
Date: Wed, 1 Jun 2011 01:51:17 +0000 (+0000)
Subject: Query about the exact length of a short name, as it may happen that
X-Git-Tag: 2.1.0beta1~3138
X-Git-Url: https://git.lyx.org/gitweb/?a=commitdiff_plain;h=bd9d3cb0ebd9182d652e275a8f82337e02d0ca04;p=features.git

Query about the exact length of a short name, as it may happen that
a short name length is actually greater than the long name length.


git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@38908 a592a061-630c-0410-9148-cb99ea01b6c8
---

diff --git a/lib/configure.py b/lib/configure.py
index ba87cd7104..6b59150950 100644
--- a/lib/configure.py
+++ b/lib/configure.py
@@ -105,8 +105,9 @@ def checkTeXPaths():
             from ctypes import windll, create_unicode_buffer
             GetShortPathName = windll.kernel32.GetShortPathNameW
             longname = unicode(tmpfname)
-            shortname = create_unicode_buffer(len(longname)+1)
-            if GetShortPathName(longname, shortname, len(longname)+1):
+            shortlen = GetShortPathName(longname, 0, 0)
+            shortname = create_unicode_buffer(shortlen)
+            if GetShortPathName(longname, shortname, shortlen):
                 inpname = shortname.value.replace('\\', '/')
             else:
                 inpname = tmpfname.replace('\\', '/')