From: hartmut.kaiser_at_[hidden]
Date: 2008-04-26 16:09:56
Author: hkaiser
Date: 2008-04-26 16:09:56 EDT (Sat, 26 Apr 2008)
New Revision: 44783
URL: http://svn.boost.org/trac/boost/changeset/44783
Log:
Added wrap_action for zero parameter semantic actions
Text files modified:
trunk/boost/spirit/home/lex/lexer/lexertl/wrap_action.hpp | 17 +++++++++++++++++
1 files changed, 17 insertions(+), 0 deletions(-)
Modified: trunk/boost/spirit/home/lex/lexer/lexertl/wrap_action.hpp
==============================================================================
--- trunk/boost/spirit/home/lex/lexer/lexertl/wrap_action.hpp (original)
+++ trunk/boost/spirit/home/lex/lexer/lexertl/wrap_action.hpp 2008-04-26 16:09:56 EDT (Sat, 26 Apr 2008)
@@ -112,6 +112,23 @@
using phoenix::arg_names::_1;
return phoenix::bind(pf, f, _1);
}
+
+ // semantic actions with 0 argument
+ template <typename F>
+ static void arg0_action(F* f, Attribute const&,
+ std::size_t, bool&, Context&)
+ {
+ f();
+ }
+
+ static FunctionType call(void(*f)())
+ {
+ void (*pf)(void(*)(), Attribute const&, std::size_t,
+ bool&, Context&) = &arg0_action;
+
+ using phoenix::arg_names::_1;
+ return phoenix::bind(pf, f, _1);
+ }
};
// specialization allowing to skip wrapping for lexer types not supporting