rt-thread.git/components/drivers/include/ipc/pipe.h, branch v5.0.0

sync branch rt-smart. (#6641)

2022-12-03T04:07:44Z

* Synchronize the code of the rt mart branch to the master branch. * TTY device * Add lwP code from rt-smart * Add vnode in DFS, but DFS will be re-write for rt-smart * There are three libcpu for rt-smart: * arm/cortex-a, arm/aarch64 * riscv64 Co-authored-by: Rbb666 Co-authored-by: zhkag

[pipe.h] 移除多余的头文件，防止形成头文件递归包含 (#5621)

2022-03-02T10:45:19Z

[posix] [pipe] add IPC for POSIX and add pipe for it

2021-12-13T22:12:04Z

[compoenets] auto & manual formatted

2021-03-08T10:19:04Z

[libc] Fix the unamed pipe close issue

2019-03-31T07:21:49Z

[license] Change license to Apache.

2018-10-14T11:37:18Z

[Components][pipe]暴露 rt_pipe_delete 接口

2018-07-10T06:54:39Z

[DeviceDrivers] Add device API in pipe device.

2017-12-29T14:33:39Z

[DeviceDrivers] Add RT_USING_POSIX condition for pipe.

2017-11-03T13:09:04Z

[DeviceDrivers] change cmd type.

2017-10-15T14:56:46Z

1. Change 'rt_uint8_t' type of cmd to 'int'; 2. Add waitqueue; 3. Split device ipc header files;