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Add more retries to PTT serial port open 

https://github.com/Hamlib/Hamlib/issues/768
pull/788/head
Mike Black W9MDB 2021-08-21 22:31:15 -05:00 zatwierdzone przez Wouter van Gulik
rodzic 617a38ff45
commit 2fb5343cc1
1 zmienionych plików z 18 dodań i 23 usunięć
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41
src/serial.c
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@ -224,25 +224,16 @@ int HAMLIB_API serial_open(hamlib_port_t *rp)
/*
* Open in Non-blocking mode. Watch for EAGAIN errors!
*/
fd = OPEN(rp->pathname, O_RDWR | O_NOCTTY | O_NDELAY);
if (fd == -1) // some serial ports fail to open 1st time for some unknown reason
{
rig_debug(RIG_DEBUG_WARN, "%s(%d): open failed#1\n", __func__, __LINE__);
hl_usleep(500*1000);
int i=1;
do { // some serial ports fail to open 1st time for some unknown reason
fd = OPEN(rp->pathname, O_RDWR | O_NOCTTY | O_NDELAY);
}
if (fd == -1)
{
rig_debug(RIG_DEBUG_WARN, "%s(%d): open failed#2\n", __func__, __LINE__);
hl_usleep(500*1000);
fd = OPEN(rp->pathname, O_RDWR | O_NOCTTY | O_NDELAY);
}
if (fd == -1)
{
rig_debug(RIG_DEBUG_WARN, "%s(%d): open failed#3\n", __func__, __LINE__);
hl_usleep(500*1000);
fd = OPEN(rp->pathname, O_RDWR | O_NOCTTY | O_NDELAY);
}
if (fd == -1) // some serial ports fail to open 1st time for some unknown reason
{
rig_debug(RIG_DEBUG_WARN, "%s(%d): open failed#%d\n", __func__, __LINE__, i);
hl_usleep(500*1000);
fd = OPEN(rp->pathname, O_RDWR | O_NOCTTY | O_NDELAY);
}
} while(++i <= 4 && fd == -1);
if (fd == -1)
{
@ -719,13 +710,17 @@ int ser_open(hamlib_port_t *p)
/*
* pathname is not uh_rig or uh_ptt: simply open()
*/
ret = OPEN(p->pathname, O_RDWR | O_NOCTTY | O_NDELAY);
if (ret == -1) // some serial ports fail to open 1st time
int i=1;
do // some serial ports fail to open 1st time
{
rig_debug(RIG_DEBUG_WARN, "%s(%d): open failed#1\n", __func__, __LINE__);
hl_usleep(500*1000);
ret = OPEN(p->pathname, O_RDWR | O_NOCTTY | O_NDELAY);
}
if (ret == -1) // some serial ports fail to open 1st time
{
rig_debug(RIG_DEBUG_WARN, "%s(%d): open failed#%d\n", __func__, __LINE__, i);
hl_usleep(500*1000);
ret = OPEN(p->pathname, O_RDWR | O_NOCTTY | O_NDELAY);
}
} while(++i <= 4 && ret == -1);
}
}