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Cover zero timeout better with serial library.

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This commit is contained in:
James Snyder 2010-02-03 21:22:28 +00:00
parent d890fd3c50
commit 9604c94f06
1 changed files with 7 additions and 0 deletions
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7
src/serial/serial_posix.c
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@ -174,10 +174,17 @@ void ser_set_timeout_ms( ser_handler id, u32 timeout )
if( timeout == SER_INF_TIMEOUT ) if( timeout == SER_INF_TIMEOUT )
{ {
termdata.c_cc[ VTIME ] = 0; termdata.c_cc[ VTIME ] = 0;
fcntl( id, F_SETFL, 0 ); // calls block
}
else if( timeout == SER_NO_TIMEOUT)
{
termdata.c_cc[ VTIME ] = 0;
fcntl( id, F_SETFL, FNDELAY ); // no blocking, timeout
} }
else else
{ {
termdata.c_cc[ VTIME ] = timeout / 100; termdata.c_cc[ VTIME ] = timeout / 100;
fcntl( id, F_SETFL, 0 ); // calls block
} }
tcsetattr( id, TCSANOW, &termdata ); tcsetattr( id, TCSANOW, &termdata );
} }