/[dtapublic]/projs/trunk/shared_source/c_tclxtens_7_5/extninit.h
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Revision 68 - (hide annotations) (download)
Mon Oct 31 16:18:20 2016 UTC (7 years, 8 months ago) by dashley
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File size: 3153 byte(s)
Licensing change.  Header and footer cleanup.  Addition of keyword expansion.
1 dashley 68 //$Header$
2 dashley 25 //-------------------------------------------------------------------------------------------------
3 dashley 68 //This file is part of "David T. Ashley's Shared Source Code", a set of shared components
4     //integrated into many of David T. Ashley's projects.
5 dashley 25 //-------------------------------------------------------------------------------------------------
6 dashley 68 //This source code and any program in which it is compiled/used is provided under the MIT License,
7     //reproduced below.
8     //-------------------------------------------------------------------------------------------------
9     //Permission is hereby granted, free of charge, to any person obtaining a copy of
10     //this software and associated documentation files(the "Software"), to deal in the
11     //Software without restriction, including without limitation the rights to use,
12     //copy, modify, merge, publish, distribute, sublicense, and / or sell copies of the
13     //Software, and to permit persons to whom the Software is furnished to do so,
14     //subject to the following conditions :
15 dashley 25 //
16 dashley 68 //The above copyright notice and this permission notice shall be included in all
17     //copies or substantial portions of the Software.
18 dashley 25 //
19 dashley 68 //THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
20     //IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21     //FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
22     //AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
23     //LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
24     //OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
25     //SOFTWARE.
26 dashley 25 //-------------------------------------------------------------------------------------------------
27     #ifndef EXTNINIT_H_INCLUDED
28     #define EXTNINIT_H_INCLUDED
29    
30     #ifdef MODULE_EXTNINIT
31     #define DECMOD_EXTNINIT
32     #else
33     #define DECMOD_EXTNINIT extern
34     #endif
35    
36     //This is the structure type used to hold
37     //a record for a binary search operation to locate
38     //Tcl sub-extensions. Each record is the subextension
39     //name, and then a pointer to the function which
40     //handles that type of sub-extension. An array of this
41     //type of record is binary searched.
42     struct EXTNINIT_subextn_bsearch_record_struct
43     {
44     char *name;
45     //The name of the subextension.
46     int (*fptr)(ClientData dummy, Tcl_Interp *interp,
47     int objc, Tcl_Obj *objv[]);
48     //Function pointer to the subextension handler.
49     };
50    
51    
52     DECMOD_EXTNINIT void ExtninitInit(Tcl_Interp *interp);
53    
54     //Searches for the record having the name as a key.
55     //Returns the index of the record or -1 if not found.
56     //Used for processing Tcl subextensions. Algorithm
57     //is binary search.
58     DECMOD_EXTNINIT int EXTNINIT_subextension_bsearch(
59     struct EXTNINIT_subextn_bsearch_record_struct *tbl,
60     int nelem,
61     const char *key);
62    
63     DECMOD_EXTNINIT const char *ExtninitCversion(void);
64     DECMOD_EXTNINIT const char *ExtninitHversion(void);
65    
66 dashley 68 #define EXTNINIT_H_VERSION ("$Header$")
67 dashley 25
68     #endif
69    
70 dashley 68 //End of extninit.h.

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