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
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
|
#ifndef INC_radstackh
#define INC_radstackh
#ifdef __cplusplus
extern "C" {
#endif
/*---------------------------------------------------------------------------
FILENAME:
radstack.h
PURPOSE:
Provide a generic push/pop stack utility.
REVISION HISTORY:
Date Engineer Revision Remarks
11/16/98 MST 0 Original
12/9/01 MST 1 Port to C
NOTES:
LICENSE:
Copyright 2001-2005 Mark S. Teel. All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY Mark Teel ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL MARK TEEL OR CONTRIBUTORS BE LIABLE FOR
ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
----------------------------------------------------------------------------*/
/* ... define the stack "nodes"
*/
typedef struct stackNodeTag
{
struct stackNodeTag *next;
}
STACK_NODE;
/* ... define the ID for a stack
*/
typedef struct
{
STACK_NODE *head;
int count;
}
*STACK_ID;
/* ... create a stack
*/
extern STACK_ID radStackInit (void);
/* ... delete a stack (frees all the nodes as well!)
*/
extern void radStackExit (STACK_ID id);
/* ... Push data onto stack
*/
extern int radStackPush (STACK_ID id, STACK_NODE *newNode);
/* ... Pop data off the stack
*/
extern STACK_NODE *radStackPop (STACK_ID id);
/* ... get count of nodes
*/
extern int radStackCount (STACK_ID id);
#ifdef __cplusplus
}
#endif
#endif
|
