From be77a27bd40da56064f12a72c18d434ddb6403dc Mon Sep 17 00:00:00 2001 From: Marek Smetana Date: Mon, 1 Feb 2021 22:02:14 +0100 Subject: [PATCH] fhandler_serial.cc: MARK and SPACE parity for serial port --- winsup/cygwin/fhandler_serial.cc | 11 ++++++++++- winsup/cygwin/include/sys/termios.h | 1 + 2 files changed, 11 insertions(+), 1 deletion(-) diff --git a/winsup/cygwin/fhandler_serial.cc b/winsup/cygwin/fhandler_serial.cc index fd5b45899..e0257302c 100644 --- a/winsup/cygwin/fhandler_serial.cc +++ b/winsup/cygwin/fhandler_serial.cc @@ -727,7 +727,12 @@ fhandler_serial::tcsetattr (int action, const struct termios *t) /* -------------- Set parity ------------------ */ if (t->c_cflag & PARENB) - state.Parity = (t->c_cflag & PARODD) ? ODDPARITY : EVENPARITY; + { + if(t->c_cflag & CMSPAR) + state.Parity = (t->c_cflag & PARODD) ? MARKPARITY : SPACEPARITY; + else + state.Parity = (t->c_cflag & PARODD) ? ODDPARITY : EVENPARITY; + } else state.Parity = NOPARITY; @@ -1068,6 +1073,10 @@ fhandler_serial::tcgetattr (struct termios *t) t->c_cflag |= (PARENB | PARODD); if (state.Parity == EVENPARITY) t->c_cflag |= PARENB; + if (state.Parity == MARKPARITY) + t->c_cflag |= (PARENB | PARODD | CMSPAR); + if (state.Parity == SPACEPARITY) + t->c_cflag |= (PARENB | CMSPAR); /* -------------- Parity errors ------------------ */ diff --git a/winsup/cygwin/include/sys/termios.h b/winsup/cygwin/include/sys/termios.h index 17e8d83a3..e4465fca3 100644 --- a/winsup/cygwin/include/sys/termios.h +++ b/winsup/cygwin/include/sys/termios.h @@ -206,6 +206,7 @@ POSIX commands */ #define CRTSXOFF 0x04000 #define CRTSCTS 0x08000 +#define CMSPAR 0x40000000 /* Mark or space (stick) parity. */ /* lflag bits */ #define ISIG 0x0001 -- 2.30.0