make "make distcheck" work

[lyx.git] / src / support / environment.C

diff --git a/src/support/environment.C b/src/support/environment.C
index 7722035edcf75e92edf7825839be44abf4f562f7..c1a5710978608c5e304ccde41ed541fcd7a907bd 100644 (file)
--- a/src/support/environment.C
+++ b/src/support/environment.C
@@ -4,8 +4,8 @@
  * Licence details can be found in the file COPYING.
  *
  * \author Angus Leeming
- * \author João Luis M. Assirati
- * \author Lars Gullik Bjønnes
+ * \author João Luis M. Assirati
+ * \author Lars Gullik Bjønnes
  *
  * Full author contact details are available in file CREDITS.
  */
@@ -89,10 +89,11 @@ void setEnvPath(string const & name, vector<string> const & env)
 {
        char const separator(os::path_separator());
        std::ostringstream ss;
-       vector<string>::const_iterator it = env.begin();
+       vector<string>::const_iterator const begin = env.begin();
        vector<string>::const_iterator const end = env.end();
+       vector<string>::const_iterator it = begin;
        for (; it != end; ++it) {
-               if (ss.tellp() > 0)
+               if (it != begin)
                        ss << separator;
                ss << os::external_path(*it);
        }