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[posix] do not exit on EINTR in UART (#3643)

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This commit is contained in:
Jiacheng Guo
2019-03-04 08:38:28 -08:00
committed by Jonathan Hui
parent 11339835e4
commit ab12b47182
1 changed files with 11 additions and 9 deletions
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examples/platforms/posix/uart-posix.c
+11 -9
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@@ -272,19 +272,21 @@ void platformUartProcess(void)
{
rval = write(s_out_fd, s_write_buffer, s_write_length);
if (rval <= 0)
if (rval >= 0)
{
s_write_buffer += (uint16_t)rval;
s_write_length -= (uint16_t)rval;
if (s_write_length == 0)
{
otPlatUartSendDone();
}
}
else if (errno != EINTR)
{
perror("write");
exit(EXIT_FAILURE);
}
s_write_buffer += (uint16_t)rval;
s_write_length -= (uint16_t)rval;
if (s_write_length == 0)
{
otPlatUartSendDone();
}
}
}
}