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Add xrecallocarray.

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This commit is contained in:
nicm 2019-11-28 09:51:58 +00:00
parent 9ea05b2fb3
commit c416fe0da4
2 changed files with 15 additions and 0 deletions
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14
xmalloc.c
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@ -71,6 +71,20 @@ xreallocarray(void *ptr, size_t nmemb, size_t size)
return new_ptr;
}
void *
xrecallocarray(void *ptr, size_t oldnmemb, size_t nmemb, size_t size)
{
void *new_ptr;
if (nmemb == 0 || size == 0)
fatalx("xrecallocarray: zero size");
new_ptr = recallocarray(ptr, oldnmemb, nmemb, size);
if (new_ptr == NULL)
fatalx("xrecallocarray: allocating %zu * %zu bytes: %s",
nmemb, size, strerror(errno));
return new_ptr;
}
char *
xstrdup(const char *str)
{

1
xmalloc.h
View File

@ -23,6 +23,7 @@ void *xmalloc(size_t);
void *xcalloc(size_t, size_t);
void *xrealloc(void *, size_t);
void *xreallocarray(void *, size_t, size_t);
void *xrecallocarray(void *, size_t, size_t, size_t);
char *xstrdup(const char *);
char *xstrndup(const char *, size_t);
int xasprintf(char **, const char *, ...)