imapfilter/imapfilter/memory.c

#include <stdlib.h>
#include <string.h>
#include <errno.h>

#include "imapfilter.h"


/*
 * A malloc() that checks the results and dies in case of error.
 */
void *xmalloc(size_t size)
{
    void *ptr;

    ptr = (void *) malloc(size);

    if (!ptr)
        fatal(ERROR_MEMORY_ALLOCATION,
              "imapfilter: allocating memory; %s\n", strerror(errno));

    return ptr;
}


/*
 * A realloc() that checks the results and dies in case of error.
 */
void *xrealloc(void *ptr, size_t size)
{
    ptr = (void *) realloc(ptr, size);

    if (!ptr)
        fatal(ERROR_MEMORY_ALLOCATION,
              "imapfilter: allocating memory; %s\n", strerror(errno));

    return ptr;
}


/*
 * A strdup() that checks the results and dies in case of error.
 */
char *xstrdup(const char *s)
{
    char *cp;

    cp = strdup(s);

    if (!cp)
        fatal(ERROR_MEMORY_ALLOCATION,
              "imapfilter: allocating memory; %s\n", strerror(errno));

    return cp;
}
1	#include <stdlib.h>
2	#include <string.h>
3	#include <errno.h>
4
5	#include "imapfilter.h"
6
7
8	/*
9	* A malloc() that checks the results and dies in case of error.
10	*/
11	void *xmalloc(size_t size)
12	{
13	void *ptr;
14
15	ptr = (void *) malloc(size);
16
17	if (!ptr)
18	fatal(ERROR_MEMORY_ALLOCATION,
19	"imapfilter: allocating memory; %s\n", strerror(errno));
20
21	return ptr;
22	}
23
24
25	/*
26	* A realloc() that checks the results and dies in case of error.
27	*/
28	void xrealloc(void ptr, size_t size)
29	{
30	ptr = (void *) realloc(ptr, size);
31
32	if (!ptr)
33	fatal(ERROR_MEMORY_ALLOCATION,
34	"imapfilter: allocating memory; %s\n", strerror(errno));
35
36	return ptr;
37	}
38
39
40	/*
41	* A strdup() that checks the results and dies in case of error.
42	*/
43	char xstrdup(const char s)
44	{
45	char *cp;
46
47	cp = strdup(s);
48
49	if (!cp)
50	fatal(ERROR_MEMORY_ALLOCATION,
51	"imapfilter: allocating memory; %s\n", strerror(errno));
52
53	return cp;
54	}