Any shared memory and named semaphores in Android, bionic shared memory

发件人："davidspa...@android.com" <davidspa...@android.com>

日期：Mon, 17 Nov 2008 08:45:30 -0800 (PST)

当地时间：2008年11月17日(星期一) 上午11时45分

主题：Re: Any shared memory and named semaphores in Android

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Shared memory is supported through the /dev/ashmem driver and binder 
interface. Have a look at IMemory.h for details. You'll find a few 
concrete implementations in various places in the source tree. 

On Nov 17, 12:11 am, Colin Lee <becker1...@gmail.com> wrote: 

> Is there any shared memory and named semaphores supported in Android? 
> Because that I try to use shmget API in android but I get the 
> following error message 

> shmget of 0 failed: Function not implemented 

> From looking at the source, it seems that there is support for these 
> system calls in the android kernel, but not in the bionic (the bionic 
> has a syscall stub that point to sys_ni_syscall which always return 
> ENOSYS which is the "Not implemented" error).