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
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
|
/* struct::queue - critcl - layer 2 definitions
*
* -> Support for the queue methods in layer 3.
*/
#include <ms.h>
#include <m.h>
#include <q.h>
#include <util.h>
/* .................................................. */
/*
*---------------------------------------------------------------------------
*
* qums_objcmd --
*
* Implementation of queue objects, the main dispatcher function.
*
* Results:
* A standard Tcl result code.
*
* Side effects:
* Per the called methods.
*
*---------------------------------------------------------------------------
*/
int
qums_objcmd (ClientData cd, Tcl_Interp* interp, int objc, Tcl_Obj* CONST* objv)
{
Q* q = (Q*) cd;
int m;
static CONST char* methods [] = {
"clear", "destroy", "get",
"peek", "put", "size",
"unget",
NULL
};
enum methods {
M_CLEAR, M_DESTROY, M_GET,
M_PEEK, M_PUT, M_SIZE,
M_UNGET
};
if (objc < 2) {
Tcl_WrongNumArgs (interp, objc, objv, "option ?arg arg ...?");
return TCL_ERROR;
} else if (Tcl_GetIndexFromObj (interp, objv [1], methods, "option",
0, &m) != TCL_OK) {
return TCL_ERROR;
}
/* Dispatch to methods. They check the #args in detail before performing
* the requested functionality
*/
switch (m) {
case M_CLEAR: return qum_CLEAR (q, interp, objc, objv);
case M_DESTROY: return qum_DESTROY (q, interp, objc, objv);
case M_GET: return qum_PEEK (q, interp, objc, objv, 1 /* get */);
case M_PEEK: return qum_PEEK (q, interp, objc, objv, 0 /* peek */);
case M_PUT: return qum_PUT (q, interp, objc, objv);
case M_SIZE: return qum_SIZE (q, interp, objc, objv);
case M_UNGET: return qum_UNGET (q, interp, objc, objv);
}
/* Not coming to this place */
}
/*
* Local Variables:
* mode: c
* c-basic-offset: 4
* fill-column: 78
* End:
*/
|
