# HG changeset patch
# User John W. Eaton <jwe@octave.org>
# Date 1326058111 18000
# Node ID 2ff75e38c299747a62d6604f864dd977828c3190
# Parent  c0ca47ab764161a014a4e4cab38e8bd13ab3ec36
improve error message in __gnuplot_print__

* __gnuplot_print__: Provide more meaningful error message if file name
suffix is not recognized for pslatex terminal.

diff -r c0ca47ab7641 -r 2ff75e38c299 scripts/plot/private/__gnuplot_print__.m
--- a/scripts/plot/private/__gnuplot_print__.m	Sun Jan 08 15:24:53 2012 -0500
+++ b/scripts/plot/private/__gnuplot_print__.m	Sun Jan 08 16:28:31 2012 -0500
@@ -69,10 +69,13 @@
     endif
   case {"epslatex", "pslatex", "pstex", "epslatexstandalone"}
     dot = find (opts.name == ".", 1, "last");
-    if ((! isempty (dot))
-        && any (strcmpi (opts.name(dot:end),
-                {".eps", ".ps", ".pdf", ".tex", "."})))
-      name = opts.name(1:dot-1);
+    if (! isempty (dot))
+      if (any (strcmpi (opts.name(dot:end), {".eps", ".ps", ".pdf", ".tex", "."})))
+        name = opts.name(1:dot-1);
+      else
+        error ("print:invalid-suffix", "unrecognized file name suffix `%s' for %s output type",
+               opts.name(dot:end), lower (opts.devopt));
+      endif
     endif
     if (strfind (opts.devopt, "standalone"))
       term = sprintf ("%s ",