minor cleanup, removed unneeded check in safemult_sizet

This commit is contained in:
Florian Westphal 2006-05-07 10:52:47 +00:00
parent 6d3686e73d
commit 4a2eea2939
1 changed files with 8 additions and 13 deletions

View File

@ -12,7 +12,7 @@
#include "array.h"
static char UNUSED id[] = "$Id: array.c,v 1.8 2005/08/30 13:36:32 fw Exp $";
static char UNUSED id[] = "$Id: array.c,v 1.9 2006/05/07 10:52:47 fw Exp $";
#include <assert.h>
@ -21,26 +21,21 @@ static char UNUSED id[] = "$Id: array.c,v 1.8 2005/08/30 13:36:32 fw Exp $";
#include "log.h"
#define array_UNUSABLE(x) ( ! x->mem || (0 == x->allocated) )
#define array_UNUSABLE(x) ( !(x)->mem || (0 == (x)->allocated) )
#define ALIGN_32U(x) ((x | 0x1fU) +1)
#define ALIGN_1024U(x) ((x | 0x3ffU) +1)
#define ALIGN_4096U(x) ((x | 0xfffU) +1)
#define ALIGN_32U(x) (((x) | 0x1fU) +1)
#define ALIGN_1024U(x) (((x) | 0x3ffU) +1)
#define ALIGN_4096U(x) (((x) | 0xfffU) +1)
static bool
safemult_sizet(size_t a, size_t b, size_t *res)
{
size_t tmp;
if (!a || !b) {
*res = 0;
return true;
}
tmp = a * b;
if (tmp / b != a)
if (b && (tmp / b != a))
return false;
*res = tmp;
@ -51,7 +46,7 @@ safemult_sizet(size_t a, size_t b, size_t *res)
void
array_init(array *a)
{
assert(a);
assert(a != NULL);
a->mem = NULL;
a->allocated = 0;
a->used = 0;