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[DeviceDrivers] Add RT_USING_POSIX condition for pipe.

This commit is contained in:
bernard 2017-11-03 21:09:04 +08:00
parent 28433d9d54
commit 75b46cf22b
1 changed files with 12 additions and 10 deletions
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22
components/drivers/include/ipc/pipe.h
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@ -7,6 +7,8 @@
#include <rtthread.h> #include <rtthread.h>
#include <rtdevice.h> #include <rtdevice.h>
#if defined(RT_USING_POSIX)
#ifndef RT_PIPE_BUFSZ #ifndef RT_PIPE_BUFSZ
#define PIPE_BUFSZ 512 #define PIPE_BUFSZ 512
#else #else
@ -15,22 +17,22 @@
struct rt_pipe_device struct rt_pipe_device
{ {
struct rt_device parent; struct rt_device parent;
/* ring buffer in pipe device */ /* ring buffer in pipe device */
struct rt_ringbuffer *fifo; struct rt_ringbuffer *fifo;
rt_uint8_t readers; rt_uint8_t readers;
rt_uint8_t writers; rt_uint8_t writers;
rt_wqueue_t reader_queue; rt_wqueue_t reader_queue;
rt_wqueue_t writer_queue; rt_wqueue_t writer_queue;
struct rt_mutex lock; struct rt_mutex lock;
}; };
typedef struct rt_pipe_device rt_pipe_t; typedef struct rt_pipe_device rt_pipe_t;
rt_pipe_t *rt_pipe_create(const char *name); rt_pipe_t *rt_pipe_create(const char *name);
#endif #endif /* RT_USING_POSIX */
#endif /* PIPE_H__ */