* src/misc/bareword.hh, src/misc/bareword.cc: New files.

* src/misc/Makefile.am (libmisc_la_SOURCES, misc_HEADERS): Add them.

ChangeLog

 2004-10-20  Alexandre Duret-Lutz  <adl@src.lip6.fr>
 
+	* src/misc/bareword.hh, src/misc/bareword.cc: New files.
+	* src/misc/Makefile.am (libmisc_la_SOURCES, misc_HEADERS): Add them.
+
 	* src/misc/modgray.hh, src/misc/modgray.cc: New files.
 	* src/misc/Makefile.am (libmisc_la_SOURCES, misc_HEADERS): Add them.
 	* wrap/python/spot.i: Activate directors, and interface modgray.hh.

src/misc/Makefile.am

@@ -25,6 +25,7 @@ AM_CXXFLAGS = $(WARNING_CXXFLAGS)
 miscdir = $(pkgincludedir)/misc
 
 misc_HEADERS = \
+  bareword.hh \
   bddalloc.hh \
   bddlt.hh \
   escape.hh \
@@ -36,6 +37,7 @@ misc_HEADERS = \
 
 noinst_LTLIBRARIES = libmisc.la
 libmisc_la_SOURCES = \
+  bareword.cc \
   bddalloc.cc \
   escape.cc \
   freelist.cc \

src/misc/bareword.cc

+// Copyright (C) 2004  Laboratoire d'Informatique de Paris 6 (LIP6),
+// département Systèmes Répartis Coopératifs (SRC), Université Pierre
+// et Marie Curie.
+//
+// This file is part of Spot, a model checking library.
+//
+// Spot is free software; you can redistribute it and/or modify it
+// under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// Spot is distributed in the hope that it will be useful, but WITHOUT
+// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+// or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
+// License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Spot; see the file COPYING.  If not, write to the Free
+// Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+// 02111-1307, USA.
+
+#include "bareword.hh"
+#include <ctype.h>
+
+namespace spot
+{
+  bool
+  is_bare_word(const char* str)
+  {
+    // Bare words cannot be empty and should start with a letter.
+    if (!*str
+	|| !(isalpha(*str) || *str == '_'))
+      return false;
+    // The remaining of the word must be alphanumeric.
+    while (*++str)
+      if (!(isalnum(*str) || *str == '_'))
+	return false;
+    return true;
+  }
+}

src/misc/bareword.hh

+// Copyright (C) 2004  Laboratoire d'Informatique de Paris 6 (LIP6),
+// département Systèmes Répartis Coopératifs (SRC), Université Pierre
+// et Marie Curie.
+//
+// This file is part of Spot, a model checking library.
+//
+// Spot is free software; you can redistribute it and/or modify it
+// under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// Spot is distributed in the hope that it will be useful, but WITHOUT
+// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+// or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
+// License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Spot; see the file COPYING.  If not, write to the Free
+// Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+// 02111-1307, USA.
+
+namespace spot
+{
+  bool is_bare_word(const char* str);
+}