diff options
author | Morgan Deters <mdeters@gmail.com> | 2009-11-03 00:31:47 +0000 |
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committer | Morgan Deters <mdeters@gmail.com> | 2009-11-03 00:31:47 +0000 |
commit | a101d3298691265ee4cf72bed1ca59cd60318839 (patch) | |
tree | f445dfe10bc6d3cf983609afc1217e3d1be2ddeb /src/include/unique_id.h | |
parent | 6b9eec8b8b03e6c67c73aa931001949f06fea5fb (diff) |
commit of project structure including autotools support
Diffstat (limited to 'src/include/unique_id.h')
-rw-r--r-- | src/include/unique_id.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src/include/unique_id.h b/src/include/unique_id.h new file mode 100644 index 000000000..55fa24e51 --- /dev/null +++ b/src/include/unique_id.h @@ -0,0 +1,33 @@ +/********************* -*- C++ -*- */ +/** unique_id.h + ** This file is part of the CVC4 prototype. + ** + ** The Analysis of Computer Systems Group (ACSys) + ** Courant Institute of Mathematical Sciences + ** New York University + **/ + +#ifndef __CVC4_UNIQUE_ID_H +#define __CVC4_UNIQUE_ID_H + +namespace CVC4 { + +// NOTE that UniqueID is intended for startup registration; it +// shouldn't be used in multi-threaded contexts. + +template <class T> +class UniqueID { + static unsigned s_topID; + const unsigned d_thisID; + +public: + UniqueID() : d_thisID( s_topID++ ) { } + operator unsigned() const { return d_thisID; } +}; + +template <class T> +unsigned UniqueID<T>::s_topID = 0; + +} /* CVC4 namespace */ + +#endif /* __CVC4_UNIQUE_ID_H */ |