Fix the build on NetBSD/OpenBSD/FreeBSD, possibly others.

Various termios flags used in sp_open() are Linux-specific (or even
specific to certain architectures / drivers) and not available on all
OSes (and/or versions or kernels thereof).

Thus, #ifdef out flags that we know might not be available everywhere.

diff --git a/serialport.c b/serialport.c
index 7ab8258511aed5fdb801ac8539f0b451cd73ec58..7cbb20410f997022477bd4a1d8147214c0f03d5e 100644 (file)
--- a/serialport.c
+++ b/serialport.c
@@ -671,12 +671,36 @@ enum sp_return sp_open(struct sp_port *port, enum sp_mode flags)
        data.dcb.fAbortOnError = TRUE;
 #else
        /* Turn off all fancy termios tricks, give us a raw channel. */
-       data.term.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP|INLCR|IGNCR|ICRNL|IUCLC|IMAXBEL);
-       data.term.c_oflag &= ~(OPOST|OLCUC|ONLCR|OCRNL|ONOCR|ONLRET|NLDLY|CRDLY|TABDLY|BSDLY|VTDLY|FFDLY);
+       data.term.c_iflag &= ~(IGNBRK | BRKINT | PARMRK | ISTRIP | INLCR | IGNCR | ICRNL | IMAXBEL);
+#ifdef IUCLC
+       data.term.c_iflag &= ~IUCLC;
+#endif
+       data.term.c_oflag &= ~(OPOST | ONLCR | OCRNL | ONOCR | ONLRET);
+#ifdef OLCUC
+       data.term.c_oflag &= ~OLCUC;
+#endif
+#ifdef NLDLY
+       data.term.c_oflag &= ~NLDLY;
+#endif
+#ifdef CRDLY
+       data.term.c_oflag &= ~CRDLY;
+#endif
+#ifdef TABDLY
+       data.term.c_oflag &= ~TABDLY;
+#endif
+#ifdef BSDLY
+       data.term.c_oflag &= ~BSDLY;
+#endif
+#ifdef VTDLY
+       data.term.c_oflag &= ~VTDLY;
+#endif
+#ifdef FFDLY
+       data.term.c_oflag &= ~FFDLY;
+#endif
 #ifdef OFILL
        data.term.c_oflag &= ~OFILL;
 #endif
-       data.term.c_lflag &= ~(ISIG|ICANON|ECHO|IEXTEN);
+       data.term.c_lflag &= ~(ISIG | ICANON | ECHO | IEXTEN);
        data.term.c_cc[VMIN] = 0;
        data.term.c_cc[VTIME] = 0;
 
@@ -1166,8 +1190,10 @@ static enum sp_return get_config(struct sp_port *port, struct port_data *data,
                config->parity = SP_PARITY_NONE;
        else if (!(data->term.c_cflag & PARENB) || (data->term.c_iflag & IGNPAR))
                config->parity = -1;
+#ifdef CMSPAR
        else if (data->term.c_cflag & CMSPAR)
                config->parity = (data->term.c_cflag & PARODD) ? SP_PARITY_MARK : SP_PARITY_SPACE;
+#endif
        else
                config->parity = (data->term.c_cflag & PARODD) ? SP_PARITY_ODD : SP_PARITY_EVEN;
 
@@ -1417,7 +1443,10 @@ static enum sp_return set_config(struct sp_port *port, struct port_data *data,
 
        if (config->parity >= 0) {
                data->term.c_iflag &= ~IGNPAR;
-               data->term.c_cflag &= ~(PARENB | PARODD | CMSPAR);
+               data->term.c_cflag &= ~(PARENB | PARODD);
+#ifdef CMSPAR
+               data->term.c_cflag &= ~CMSPAR;
+#endif
                switch (config->parity) {
                case SP_PARITY_NONE:
                        data->term.c_iflag |= IGNPAR;
@@ -1429,10 +1458,16 @@ static enum sp_return set_config(struct sp_port *port, struct port_data *data,
                        data->term.c_cflag |= PARENB | PARODD;
                        break;
                case SP_PARITY_MARK:
-                       data->term.c_cflag |= PARENB | PARODD | CMSPAR;
+                       data->term.c_cflag |= PARENB | PARODD;
+#ifdef CMSPAR
+                       data->term.c_cflag |= CMSPAR;
+#endif
                        break;
                case SP_PARITY_SPACE:
-                       data->term.c_cflag |= PARENB | CMSPAR;
+                       data->term.c_cflag |= PARENB;
+#ifdef CMSPAR
+                       data->term.c_cflag |= CMSPAR;
+#endif
                        break;
                default:
                        RETURN_ERROR(SP_ERR_ARG, "Invalid parity setting");