From 5bc2d77e6081560ea85cae90c3f9e68d04d15a09 Mon Sep 17 00:00:00 2001
From: Alexandre Duret-Lutz <adl@lrde.epita.fr>
Date: Fri, 25 Jul 2003 14:32:50 +0000
Subject: [PATCH] * src/tgbaalgos/lbtt.cc (bdd_less_than): Move ... *
 src/misc/bddlt.hh: ... in this new file. * src/misc/Makefile.am
 (misc_HEADERS): Add bddlt.hh.

---
 ChangeLog             |  4 ++++
 src/misc/Makefile.am  |  1 +
 src/misc/bddlt.hh     | 19 +++++++++++++++++++
 src/tgbaalgos/lbtt.cc | 10 +---------
 4 files changed, 25 insertions(+), 9 deletions(-)
 create mode 100644 src/misc/bddlt.hh

diff --git a/ChangeLog b/ChangeLog
index 4fb21cbae..52101a242 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 2003-07-25  Alexandre Duret-Lutz  <aduret@src.lip6.fr>
 
+	* src/tgbaalgos/lbtt.cc (bdd_less_than): Move ...
+	* src/misc/bddlt.hh: ... in this new file.
+	* src/misc/Makefile.am (misc_HEADERS): Add bddlt.hh.
+
 	* iface/gspn/dcswave.test: Comment state space sizes.
 
 	* src/tgbaalgos/Makefile.am (tgbaalgos_HEADERS): Add reachiters.hh.
diff --git a/src/misc/Makefile.am b/src/misc/Makefile.am
index 56b4be474..7a81aa43b 100644
--- a/src/misc/Makefile.am
+++ b/src/misc/Makefile.am
@@ -5,6 +5,7 @@ miscdir = $(pkgincludedir)/misc
 
 misc_HEADERS = \
   bddalloc.hh \
+  bddlt.hh \
   const_sel.hh
 
 noinst_LTLIBRARIES = libmisc.la
diff --git a/src/misc/bddlt.hh b/src/misc/bddlt.hh
new file mode 100644
index 000000000..2ca90a9c6
--- /dev/null
+++ b/src/misc/bddlt.hh
@@ -0,0 +1,19 @@
+#ifndef SPOT_MISC_BDDLT_HH
+# define SPOT_MISC_BDDLT_HH
+
+# include <bdd.h>
+
+namespace spot
+{
+  /// Comparison functor for BDDs.
+  struct bdd_less_than
+  {
+    bool
+    operator()(const bdd& left, const bdd& right) const
+    {
+      return left.id() < right.id();
+    }
+  };
+}
+
+#endif // SPOT_MISC_BDDLT_HH
diff --git a/src/tgbaalgos/lbtt.cc b/src/tgbaalgos/lbtt.cc
index 9712af113..6f8a48afe 100644
--- a/src/tgbaalgos/lbtt.cc
+++ b/src/tgbaalgos/lbtt.cc
@@ -7,18 +7,10 @@
 #include "tgba/bddprint.hh"
 #include "ltlvisit/tostring.hh"
 #include "tgba/bddprint.hh"
+#include "misc/bddlt.hh"
 
 namespace spot
 {
-  struct bdd_less_than
-  {
-    bool
-    operator()(const bdd& left, const bdd& right) const
-    {
-      return left.id() < right.id();
-    }
-  };
-
   // At some point we'll need to print an accepting set into LBTT's
   // forma.  LBTT expect numbered accepting sets, so first we'll
   // number each accepting condition, and latter when we have to print