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added MIO_DEV_CAP_WATCH_STARTED to fix a bug

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hyung-hwan
2020-05-24 02:04:07 +00:00
parent 1f8372f35d
commit bf595d51f1
4 changed files with 9 additions and 7 deletions
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8
mio/lib/mio.c
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@ -1044,6 +1044,8 @@ int mio_dev_watch (mio_dev_t* dev, mio_dev_watch_cmd_t cmd, int events)
if (dev->dev_cap & MIO_DEV_CAP_VIRTUAL) return 0;
/*ev.data.ptr = dev;*/
dev_cap = dev->dev_cap & ~(DEV_CAP_ALL_WATCHED);
switch (cmd)
{
case MIO_DEV_WATCH_START:
@ -1053,6 +1055,7 @@ int mio_dev_watch (mio_dev_t* dev, mio_dev_watch_cmd_t cmd, int events)
* after this 'switch' block */
events = MIO_DEV_EVENT_IN;
mux_cmd = MIO_SYS_MUX_CMD_INSERT;
dev_cap |= MIO_DEV_CAP_WATCH_STARTED;
break;
case MIO_DEV_WATCH_RENEW:
@ -1072,10 +1075,10 @@ int mio_dev_watch (mio_dev_t* dev, mio_dev_watch_cmd_t cmd, int events)
break;
case MIO_DEV_WATCH_STOP:
if (!(dev->dev_cap & DEV_CAP_ALL_WATCHED)) return 0; /* the device is not being watched */
if (!(dev_cap & MIO_DEV_CAP_WATCH_STARTED)) return 0; /* the device is not being watched */
events = 0; /* override events */
mux_cmd = MIO_SYS_MUX_CMD_DELETE;
dev_cap = dev->dev_cap & ~(DEV_CAP_ALL_WATCHED);
dev_cap &= ~MIO_DEV_CAP_WATCH_STARTED;
goto ctrl_mux;
default:
@ -1083,7 +1086,6 @@ int mio_dev_watch (mio_dev_t* dev, mio_dev_watch_cmd_t cmd, int events)
return -1;
}
dev_cap = dev->dev_cap & ~(DEV_CAP_ALL_WATCHED);
/* this function honors MIO_DEV_EVENT_IN and MIO_DEV_EVENT_OUT only
* as valid input event bits. it intends to provide simple abstraction