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
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
|
/* -----------------------------------------------------------------------------
* cmalloc.i
*
* Author(s): David Beazley (beazley@cs.uchicago.edu)
*
* This library file contains macros that can be used to create objects using
* the C malloc function.
*
* $Header$
* ----------------------------------------------------------------------------- */
%{
#include <stdlib.h>
%}
/* %malloc(TYPE [, NAME = TYPE])
%calloc(TYPE [, NAME = TYPE])
%realloc(TYPE [, NAME = TYPE])
%free(TYPE [, NAME = TYPE])
%allocators(TYPE [,NAME = TYPE])
Creates functions for allocating/reallocating memory.
TYPE *malloc_NAME(int nbytes = sizeof(TYPE);
TYPE *calloc_NAME(int nobj=1, int size=sizeof(TYPE));
TYPE *realloc_NAME(TYPE *ptr, int nbytes);
void free_NAME(TYPE *ptr);
*/
%define %malloc(TYPE,...)
#if #__VA_ARGS__ != ""
%name(malloc_##__VA_ARGS__)
#else
%name(malloc_##TYPE)
#endif
TYPE *malloc(int nbytes
#if #TYPE != "void"
= sizeof(TYPE)
#endif
);
%enddef
%define %calloc(TYPE,...)
#if #__VA_ARGS__ != ""
%name(calloc_##__VA_ARGS__)
#else
%name(calloc_##TYPE)
#endif
TYPE *calloc(int nobj = 1, int sz =
#if #TYPE != "void"
sizeof(TYPE)
#else
1
#endif
);
%enddef
%define %realloc(TYPE,...)
%insert("header") {
#if #__VA_ARGS__ != ""
TYPE *realloc_##__VA_ARGS__(TYPE *ptr, int nitems)
#else
TYPE *realloc_##TYPE(TYPE *ptr, int nitems)
#endif
{
#if #TYPE != "void"
return (TYPE *) realloc(ptr, nitems*sizeof(TYPE));
#else
return (TYPE *) realloc(ptr, nitems);
#endif
}
}
#if #__VA_ARGS__ != ""
TYPE *realloc_##__VA_ARGS__(TYPE *ptr, int nitems);
#else
TYPE *realloc_##TYPE(TYPE *ptr, int nitems);
#endif
%enddef
%define %free(TYPE,...)
#if #__VA_ARGS__ != ""
%name(free_##__VA_ARGS__) void free(TYPE *ptr);
#else
%name(free_##TYPE) void free(TYPE *ptr);
#endif
%enddef
%define %sizeof(TYPE,...)
#if #__VA_ARGS__ != ""
%constant int sizeof_##__VA_ARGS__ = sizeof(TYPE);
#else
%constant int sizeof_##TYPE = sizeof(TYPE);
#endif
%enddef
%define %allocators(TYPE,...)
%malloc(TYPE,__VA_ARGS__)
%calloc(TYPE,__VA_ARGS__)
%realloc(TYPE,__VA_ARGS__)
%free(TYPE,__VA_ARGS__)
#if #TYPE != "void"
%sizeof(TYPE,__VA_ARGS__)
#endif
%enddef
|