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annotate src/settings.sig @ 870:7fa9a37a34b3

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Move all DBMS initialization to #init
author Adam Chlipala <adamc@hcoop.net>
date Tue, 30 Jun 2009 15:45:10 -0400
parents 64ba57fa20bf
children 9654bce27cff
rev   line source
adamc@764 1 (* Copyright (c) 2008-2009, Adam Chlipala
adamc@764 2 * All rights reserved.
adamc@764 3 *
adamc@764 4 * Redistribution and use in source and binary forms, with or without
adamc@764 5 * modification, are permitted provided that the following conditions are met:
adamc@764 6 *
adamc@764 7 * - Redistributions of source code must retain the above copyright notice,
adamc@764 8 * this list of conditions and the following disclaimer.
adamc@764 9 * - Redistributions in binary form must reproduce the above copyright notice,
adamc@764 10 * this list of conditions and the following disclaimer in the documentation
adamc@764 11 * and/or other materials provided with the distribution.
adamc@764 12 * - The names of contributors may not be used to endorse or promote products
adamc@764 13 * derived from this software without specific prior written permission.
adamc@764 14 *
adamc@764 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
adamc@764 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
adamc@764 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
adamc@764 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
adamc@764 19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
adamc@764 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
adamc@764 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
adamc@764 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
adamc@764 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
adamc@764 24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
adamc@764 25 * POSSIBILITY OF SUCH DAMAGE.
adamc@764 26 *)
adamc@764 27
adamc@764 28 signature SETTINGS = sig
adamc@764 29
adamc@866 30 val setDebug : bool -> unit
adamc@866 31 val getDebug : unit -> bool
adamc@866 32
adamc@866 33 val clibFile : string -> string
adamc@866 34
adamc@765 35 (* How do all application URLs begin? *)
adamc@764 36 val setUrlPrefix : string -> unit
adamc@764 37 val getUrlPrefix : unit -> string
adamc@764 38
adamc@765 39 (* How many seconds should the server wait before assuming a Comet client has left? *)
adamc@764 40 val setTimeout : int -> unit
adamc@764 41 val getTimeout : unit -> int
adamc@764 42
adamc@765 43 (* Which C header files are needed? *)
adamc@764 44 val setHeaders : string list -> unit
adamc@764 45 val getHeaders : unit -> string list
adamc@764 46
adamc@766 47 (* Which extra JavaScript URLs should be included? *)
adamc@766 48 val setScripts : string list -> unit
adamc@766 49 val getScripts : unit -> string list
adamc@766 50
adamc@765 51 type ffi = string * string
adamc@765 52
adamc@765 53 (* Which FFI types may be sent from clients to servers? *)
adamc@765 54 val setClientToServer : ffi list -> unit
adamc@765 55 val mayClientToServer : ffi -> bool
adamc@765 56
adamc@765 57 (* Which FFI functions have side effects? *)
adamc@765 58 val setEffectful : ffi list -> unit
adamc@765 59 val isEffectful : ffi -> bool
adamc@765 60
adamc@765 61 (* Which FFI functions may only be run in clients? *)
adamc@765 62 val setClientOnly : ffi list -> unit
adamc@765 63 val isClientOnly : ffi -> bool
adamc@765 64
adamc@765 65 (* Which FFI functions may only be run on servers? *)
adamc@765 66 val setServerOnly : ffi list -> unit
adamc@765 67 val isServerOnly : ffi -> bool
adamc@765 68
adamc@765 69 (* Which FFI functions may be run in JavaScript? (JavaScript function names included) *)
adamc@765 70 val setJsFuncs : (ffi * string) list -> unit
adamc@765 71 val jsFunc : ffi -> string option
adamc@765 72
adamc@768 73 datatype pattern_kind = Exact | Prefix
adamc@768 74 datatype action = Allow | Deny
adamc@768 75 type rule = { action : action, kind : pattern_kind, pattern : string }
adamc@768 76
adamc@768 77 datatype path_kind = Any | Url | Table | Sequence | View | Relation | Cookie | Style
adamc@768 78 type rewrite = { pkind : path_kind, kind : pattern_kind, from : string, to : string }
adamc@768 79
adamc@768 80 (* Rules for rewriting URLs from canonical forms *)
adamc@768 81 val setRewriteRules : rewrite list -> unit
adamc@768 82 val rewrite : path_kind -> string -> string
adamc@768 83
adamc@769 84 (* Validating URLs and MIME types *)
adamc@769 85 val setUrlRules : rule list -> unit
adamc@770 86 val getUrlRules : unit -> rule list
adamc@769 87 val checkUrl : string -> bool
adamc@769 88
adamc@769 89 val setMimeRules : rule list -> unit
adamc@770 90 val getMimeRules : unit -> rule list
adamc@769 91 val checkMime : string -> bool
adamc@769 92
adamc@855 93 (* Web protocols that generated programs may speak *)
adamc@855 94 type protocol = {
adamc@855 95 name : string, (* Call it this on the command line *)
adamc@855 96 link : string, (* Pass these linker arguments *)
adamc@858 97 persistent : bool (* Multiple requests per process? *)
adamc@855 98 }
adamc@855 99 val addProtocol : protocol -> unit
adamc@856 100 val setProtocol : string -> unit
adamc@855 101 val currentProtocol : unit -> protocol
adamc@855 102
adamc@866 103 (* Different DBMSes *)
adamc@867 104 datatype sql_type =
adamc@867 105 Int
adamc@867 106 | Float
adamc@867 107 | String
adamc@867 108 | Bool
adamc@867 109 | Time
adamc@867 110 | Blob
adamc@867 111 | Channel
adamc@867 112 | Client
adamc@867 113 | Nullable of sql_type
adamc@867 114
adamc@870 115 val p_sql_type : sql_type -> string
adamc@867 116 val isBlob : sql_type -> bool
adamc@870 117 val isNotNull : sql_type -> bool
adamc@867 118
adamc@866 119 type dbms = {
adamc@866 120 name : string,
adamc@866 121 (* Call it this on the command line *)
adamc@866 122 header : string,
adamc@866 123 (* Include this C header file *)
adamc@866 124 link : string,
adamc@866 125 (* Pass these linker arguments *)
adamc@866 126 global_init : Print.PD.pp_desc,
adamc@866 127 (* Define uw_client_init() *)
adamc@870 128 init : {dbstring : string,
adamc@870 129 prepared : (string * int) list,
adamc@870 130 tables : (string * (string * sql_type) list) list,
adamc@870 131 sequences : string list} -> Print.PD.pp_desc,
adamc@870 132 (* Define uw_db_init(), uw_db_close(), uw_db_begin(), uw_db_commit(), and uw_db_rollback() *)
adamc@867 133 query : {loc : ErrorMsg.span, numCols : int,
adamc@867 134 doCols : ({wontLeakStrings : bool, col : int, typ : sql_type} -> Print.PD.pp_desc)
adamc@867 135 -> Print.PD.pp_desc}
adamc@867 136 -> Print.PD.pp_desc,
adamc@867 137 queryPrepared : {loc : ErrorMsg.span, id : int, query : string,
adamc@867 138 inputs : sql_type list, numCols : int,
adamc@867 139 doCols : ({wontLeakStrings : bool, col : int, typ : sql_type} -> Print.PD.pp_desc)
adamc@867 140 -> Print.PD.pp_desc}
adamc@868 141 -> Print.PD.pp_desc,
adamc@868 142 dml : ErrorMsg.span -> Print.PD.pp_desc,
adamc@868 143 dmlPrepared : {loc : ErrorMsg.span, id : int, dml : string,
adamc@869 144 inputs : sql_type list} -> Print.PD.pp_desc,
adamc@869 145 nextval : ErrorMsg.span -> Print.PD.pp_desc,
adamc@869 146 nextvalPrepared : {loc : ErrorMsg.span, id : int, query : string} -> Print.PD.pp_desc
adamc@866 147 }
adamc@857 148
adamc@866 149 val addDbms : dbms -> unit
adamc@866 150 val setDbms : string -> unit
adamc@866 151 val currentDbms : unit -> dbms
adamc@858 152
adamc@764 153 end