Mercurial > urweb
comparison src/mod_db.sig @ 1732:4a03aa3251cb
Initial support for reusing elaboration results
| author | Adam Chlipala <adam@chlipala.net> |
|---|---|
| date | Sun, 29 Apr 2012 13:17:31 -0400 |
| parents | |
| children | 78d7cc9c9b18 |
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| 1731:27e731a65934 | 1732:4a03aa3251cb |
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| 1 (* Copyright (c) 2012, Adam Chlipala | |
| 2 * All rights reserved. | |
| 3 * | |
| 4 * Redistribution and use in source and binary forms, with or without | |
| 5 * modification, are permitted provided that the following conditions are met: | |
| 6 * | |
| 7 * - Redistributions of source code must retain the above copyright notice, | |
| 8 * this list of conditions and the following disclaimer. | |
| 9 * - Redistributions in binary form must reproduce the above copyright notice, | |
| 10 * this list of conditions and the following disclaimer in the documentation | |
| 11 * and/or other materials provided with the distribution. | |
| 12 * - The names of contributors may not be used to endorse or promote products | |
| 13 * derived from this software without specific prior written permission. | |
| 14 * | |
| 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | |
| 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE | |
| 19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
| 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
| 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
| 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
| 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| 24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
| 25 * POSSIBILITY OF SUCH DAMAGE. | |
| 26 *) | |
| 27 | |
| 28 (* Cache of module code, with dependency information *) | |
| 29 | |
| 30 signature MOD_DB = sig | |
| 31 val reset : unit -> unit | |
| 32 | |
| 33 val insert : Elab.decl * Time.time -> unit | |
| 34 (* Here's a declaration, including the modification timestamp of the file it came from. | |
| 35 * We might invalidate other declarations that depend on this one, if the timestamp has changed. *) | |
| 36 | |
| 37 val lookup : Source.decl -> Elab.decl option | |
| 38 end |