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
|
#include "cs.h"
#ifdef MATLAB_MEX_FILE
#define malloc mxMalloc
#define free mxFree
#define realloc mxRealloc
#define calloc mxCalloc
#endif
/* wrapper for malloc */
void *cs_malloc (int n, size_t size)
{
return (malloc (CS_MAX (n,1) * size)) ;
}
/* wrapper for calloc */
void *cs_calloc (int n, size_t size)
{
return (calloc (CS_MAX (n,1), size)) ;
}
/* wrapper for free */
void *cs_free (void *p)
{
if (p) free (p) ; /* free p if it is not already NULL */
return (NULL) ; /* return NULL to simplify the use of cs_free */
}
/* wrapper for realloc */
void *cs_realloc (void *p, int n, size_t size, int *ok)
{
void *pnew ;
pnew = realloc (p, CS_MAX (n,1) * size) ; /* realloc the block */
*ok = (pnew != NULL) ; /* realloc fails if pnew is NULL */
return ((*ok) ? pnew : p) ; /* return original p if failure */
}
|
