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1 | (* HCoop Domtool (http://hcoop.sourceforge.net/) |
2 | * Copyright (c) 2006, Adam Chlipala |
3 | * |
4 | * This program is free software; you can redistribute it and/or |
5 | * modify it under the terms of the GNU General Public License |
6 | * as published by the Free Software Foundation; either version 2 |
7 | * of the License, or (at your option) any later version. |
8 | * |
9 | * This program is distributed in the hope that it will be useful, |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
12 | * GNU General Public License for more details. |
13 | * |
14 | * You should have received a copy of the GNU General Public License |
15 | * along with this program; if not, write to the Free Software |
16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
17 | *) |
18 | |
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19 | (* Code for receiving and executing configuration files *) |
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20 | |
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21 | signature SLAVE = sig |
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22 | |
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23 | datatype file_action = |
24 | Add |
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25 | | Delete of bool (* Set to true to really delete the file *) |
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26 | | Modify |
27 | |
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28 | val isDelete : file_action -> bool |
29 | |
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30 | type file_status = {action : file_action, |
31 | domain : string, |
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32 | dir : string, |
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33 | file : string} |
34 | |
35 | val registerFileHandler : (file_status -> unit) -> unit |
36 | (* Register a function to be called when a result configuration file's |
37 | * status has changed. Registered handlers are called in the reverse order |
38 | * from registration order. *) |
39 | |
40 | val registerPreHandler : (unit -> unit) -> unit |
41 | val registerPostHandler : (unit -> unit) -> unit |
42 | (* Register code to run before or after making all changes. *) |
43 | |
44 | val handleChanges : file_status list -> unit |
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45 | |
46 | val shell : string list -> bool |
47 | val shellF : string list * (string -> string) -> unit |
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48 | val shellOutput : string list -> string option |
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49 | |
50 | val concatTo : (string -> bool) -> string -> unit |
51 | (* Search through the result configuration hierarchy for all files matching |
52 | * the predicate, concatenating their contents in arbitrary order to the |
53 | * given file. *) |
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54 | |
55 | val enumerateTo : (string -> bool) -> string -> string -> unit |
56 | (* Search through the result configuration hierarchy for all files matching |
57 | * the predicate, writing a list of their domains to the file named by the |
58 | * third argument, delimiting the entries with the second argument. *) |
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59 | |
60 | val hostname : unit -> string |
61 | (* Get hostname of this machine *) |
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62 | |
63 | val readList : string -> string list |
64 | val writeList : string * string list -> unit |
65 | (* Reading and writing lists of strings stored on separate lines in files *) |
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66 | |
67 | val lineInFile : string -> string -> bool |
68 | (* Is there a line in the file (first arg) that matches that given? *) |
69 | |
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70 | val inGroup : {user : string, group : string} -> bool |
71 | (* Check membership in a UNIX group. *) |
72 | |
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73 | val mkDirAll : string -> unit |
74 | (* [mkDirAll p] creates directory "p", creating all parent directories, as |
75 | * necessary. *) |
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76 | |
77 | val remove : ''a list * ''a -> ''a list |
78 | val removeDups : ''a list -> ''a list |
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79 | |
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80 | val moveDirCreate : { from : string, to : string } -> unit |
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81 | end |