summaryrefslogtreecommitdiffstats
path: root/tkimg/libjpeg/jpegtclStubLib.c
blob: d6b4745009b1ffc2a5ca5fed06a57562dcd2f6c4 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
/*

 * jpegtclStubLib.c --

 *

 *	Stub object that will be statically linked into extensions that wish

 *	to access the JPEGTCL API.

 *

 * Copyright (c) 2002 Andreas Kupries <andreas_kupries@users.sourceforge.net>

 * Copyright (c) 2002 Andreas Kupries <andreas_kupries@users.sourceforge.net>

 *

 * See the file "license.terms" for information on usage and redistribution

 * of this file, and for a DISCLAIMER OF ALL WARRANTIES.

 */

#ifndef USE_TCL_STUBS

#define USE_TCL_STUBS

#endif


#include "jpegtcl.h"


const JpegtclStubs *jpegtclStubsPtr;

/*

 *----------------------------------------------------------------------

 *

 * Jpegtcl_InitStubs --

 *

 *	Checks that the correct version of Blt is loaded and that it

 *	supports stubs. It then initialises the stub table pointers.

 *

 * Results:

 *	The actual version of BLT that satisfies the request, or

 *	NULL to indicate that an error occurred.

 *

 * Side effects:

 *	Sets the stub table pointers.

 *

 *----------------------------------------------------------------------

 */

#ifdef Jpegtcl_InitStubs

#undef Jpegtcl_InitStubs

#endif


MODULE_SCOPE const char *
Jpegtcl_InitStubs(interp, version, exact)
    Tcl_Interp *interp;
    const char *version;
    int exact;
{
    const char *result;
    ClientData data;

    result = Tcl_PkgRequireEx(interp, PACKAGE_NAME, (const char *) version, exact, &data);
    if (!result || !data) {
        return NULL;
    }

    jpegtclStubsPtr = (const JpegtclStubs *) data;
    return result;
}