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* src/ltlenv/environment.hh (require): Return a formula, not

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an atomic_prop.
* src/ltlast/atomic_prop.hh (atomic_prop): New argument env.
(environment_): New member.
(env): New method.
* src/ltlast/atomic_prop.cc (atomic_prop, env): Likewise.
* src/ltlenv/defaultenv.cc (require): Pass *this as the
environment argument to atomic_prop.
* src/ltlvisit/clone.cc (visit(const atomic_prop*)): Also copy
the environment.
* src/ltlvisit/nenoform.cc (visit(const atomic_prop*)): Likewise.
This commit is contained in:
Alexandre Duret-Lutz 2003-04-17 15:47:56 +00:00
parent a30a0638b9
commit 2a0f88373e
8 changed files with 37 additions and 10 deletions
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3
src/ltlenv/defaultenv.hh
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@ -2,6 +2,7 @@
# define SPOT_LTLENV_DEFAULT_ENVIRONMENT_HH
# include "environment.hh"
# include "ltlast/atomic_prop.hh"
namespace spot
{
@ -11,7 +12,7 @@ namespace spot
class default_environment : public environment
{
public:
virtual atomic_prop* require(const std::string& prop_str);
virtual formula* require(const std::string& prop_str);
virtual const std::string& name();
/* This class is a singleton. */