From faaa117e02805d1e40f1e3aea68bb259d4cb2d27 Mon Sep 17 00:00:00 2001
From: Alexandre Duret-Lutz <adl@lrde.epita.fr>
Date: Mon, 9 Feb 2004 09:24:33 +0000
Subject: [PATCH] * wrap/python/cgi/ltl2tgba.in: Use render_dot when showing
 formula. * wrap/python/cgi/README: Mention unique_id.

---
 ChangeLog                   | 8 +++++++-
 wrap/python/cgi/README      | 2 ++
 wrap/python/cgi/ltl2tgba.in | 7 +------
 3 files changed, 10 insertions(+), 7 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index e34eb6625..92a9c6dc9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,10 @@
-2004-02-08  Alexandre Duret-Lutz  <adl@gnu.org>
+2004-02-09  Alexandre Duret-Lutz  <adl@src.lip6.fr>
+
+	* wrap/python/cgi/ltl2tgba.in: Use render_dot when
+	showing formula.
+	* wrap/python/cgi/README: Mention unique_id.
+
+2004-02-08  Alexandre Duret-Lutz  <adl@src.lip6.fr>
 
 	This should help getting accurate statistics (on both the
 	formula automaton and the synchronized product) from LBTT.
diff --git a/wrap/python/cgi/README b/wrap/python/cgi/README
index c791e02cc..4a5772b8d 100644
--- a/wrap/python/cgi/README
+++ b/wrap/python/cgi/README
@@ -41,3 +41,5 @@ You have to install the script yourself if you want to test it.
    each time it runs.
 
 4) `dot', from the GraphViz package, should be in the PATH.
+
+5) Apache should have its unique_id module loaded.
diff --git a/wrap/python/cgi/ltl2tgba.in b/wrap/python/cgi/ltl2tgba.in
index f1d4dc9e1..29d3c3a79 100644
--- a/wrap/python/cgi/ltl2tgba.in
+++ b/wrap/python/cgi/ltl2tgba.in
@@ -329,12 +329,7 @@ if show_formula_gif:
     outfile = spot.ofstream(imgprefix + '-f.dot')
     spot.dotty(outfile, f)
     del outfile
-    os.spawnlp(os.P_WAIT, 'dot', 'dot', '-Tgif', '-Gsize=14,14', '-o',
-               imgprefix + '-f.gif', imgprefix + '-f.dot')
-    os.spawnlp(os.P_WAIT, 'convert', 'convert',
-               imgprefix + '-f.gif', imgprefix + '-f.png')
-    print '<img src="' + imgprefix + '-f.png">'
-
+    render_dot(imgprefix + '-f')
 
 print '<H2>Automaton</H2>'