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Diffstat (limited to 'library/states.mli')
| -rw-r--r-- | library/states.mli | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/library/states.mli b/library/states.mli new file mode 100644 index 00000000..70018180 --- /dev/null +++ b/library/states.mli @@ -0,0 +1,29 @@ +(************************************************************************) +(* v * The Coq Proof Assistant / The Coq Development Team *) +(* <O___,, * CNRS-Ecole Polytechnique-INRIA Futurs-Universite Paris Sud *) +(* \VV/ **************************************************************) +(* // * This file is distributed under the terms of the *) +(* * GNU Lesser General Public License Version 2.1 *) +(************************************************************************) + +(*i $Id: states.mli,v 1.6.16.1 2004/07/16 19:30:36 herbelin Exp $ i*) + +(*s States of the system. In that module, we provide functions to get + and set the state of the whole system. Internally, it is done by + freezing the states of both [Lib] and [Summary]. We provide functions + to write and restore state to and from a given file. *) + +val intern_state : string -> unit +val extern_state : string -> unit + +type state +val freeze : unit -> state +val unfreeze : state -> unit + +(*s Rollback. [with_heavy_rollback f x] applies [f] to [x] and restores the + state of the whole system as it was before the evaluation if an exception + is raised. *) + +val with_heavy_rollback : ('a -> 'b) -> 'a -> 'b + + |