void *
OS_malloc (size_t size)
{
void * result = (OS2_malloc_noerror (size));
if (result == 0)
OS2_error_system_call (ERROR_NOT_ENOUGH_MEMORY, syscall_malloc);
return (result);
}
msg_t *
OS2_create_message_1 (msg_type_t type, msg_length_t extra)
{
/* Do allocation carefully to prevent infinite loop when signalling
"out of memory" condition. */
msg_t * message =
(OS2_malloc_noerror (((unsigned long) (OS2_message_type_length (type)))
+ extra));
if (message == 0)
if ((type == mt_syscall_error)
&& ((SM_SYSCALL_ERROR_CODE (message)) == ERROR_NOT_ENOUGH_MEMORY)
&& ((SM_SYSCALL_ERROR_NAME (message)) == syscall_malloc))
OS2_logic_error ("Unable to allocate memory for error message.");
else
OS2_error_system_call (ERROR_NOT_ENOUGH_MEMORY, syscall_malloc);
(MSG_TYPE (message)) = type;
return (message);
}
void *
OS2_realloc_noerror (void * ptr, unsigned long size)
{
unsigned long osize = ((guarantee_valid_malloc_pointer (ptr)) -> size);
if (osize == size)
return (ptr);
{
void * result = (OS2_malloc_noerror (size));
if (result != 0)
{
char * scan1 = ptr;
char * end1 = (scan1 + ((osize < size) ? osize : size));
char * scan2 = result;
while (scan1 < end1)
(*scan2++) = (*scan1++);
OS_free (ptr);
}
return (result);
}
}
void *
OS_malloc_init (size_t size)
{
return (OS2_malloc_noerror (size));
}