diff options
Diffstat (limited to 'decoder/ff_factory.cc')
| -rw-r--r-- | decoder/ff_factory.cc | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/decoder/ff_factory.cc b/decoder/ff_factory.cc index b3aeeac1..767cc675 100644 --- a/decoder/ff_factory.cc +++ b/decoder/ff_factory.cc @@ -2,6 +2,7 @@ #include "ff.h" #include "stringlib.h" +#include <stdexcept> using boost::shared_ptr; using namespace std; @@ -27,6 +28,10 @@ bool UntypedFactoryRegistry::parse_debug(std::string & param) { return debug; } +bool UntypedFactoryRegistry::have(std::string const& ffname) { + return reg_.find(ffname)!=reg_.end(); +} + void UntypedFactoryRegistry::DisplayList() const { for (Factmap::const_iterator it = reg_.begin(); it != reg_.end(); ++it) { @@ -75,3 +80,15 @@ struct null_deleter boost::shared_ptr<FsaFFRegistry> global_fsa_ff_registry(&fsa_ff_registry,null_deleter()); boost::shared_ptr<FFRegistry> global_ff_registry(&ff_registry,null_deleter()); */ + +void ff_usage(std::string const& n,std::ostream &out) +{ + bool have=ff_registry.have(n); + if (have) + cout<<"FF "<<ff_registry.usage(n,true,true)<<endl; + if (fsa_ff_registry.have(n)) + cout<<"Fsa FF "<<fsa_ff_registry.usage(n,true,true)<<endl; + else if (!have) + throw std::runtime_error("Unknown feature "+n); +} + |