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List:       gpsd-commit-watch
Subject:    [Gpsd-commit-watch] r2553 - trunk
From:       esr () sheep ! berlios ! de (Eric S !  Raymond at BerliOS)
Date:       2005-05-26 18:15:15
Message-ID: 200505261815.j4QIFFqh021534 () sheep ! berlios ! de
[Download RAW message or body]

Author: esr
Date: 2005-05-26 20:15:13 +0200 (Thu, 26 May 2005)
New Revision: 2553

Added:
   trunk/.splintrc
Modified:
   trunk/Makefile.am
   trunk/display.c
   trunk/drivers.c
   trunk/garmin.c
   trunk/gpsd.c
   trunk/gpsd.h
   trunk/libgps.c
   trunk/libgpsd_core.c
   trunk/netlib.c
   trunk/nmea_parse.c
   trunk/serial.c
   trunk/sirf.c
   trunk/sirfmon.c
   trunk/xgps.c
   trunk/zodiac.c
Log:
Make a start at cleaning up splint warnings.


Added: trunk/.splintrc
===================================================================
--- trunk/.splintrc	2005-05-26 09:48:12 UTC (rev 2552)
+++ trunk/.splintrc	2005-05-26 18:15:13 UTC (rev 2553)
@@ -0,0 +1,9 @@
+-I. 
++posixlib 
+-Dfd_set=int 
+-Dpthread_t=int 
+-Dsocklen_t=ssize_t
+-Din_addr_t=int
+-Du_int16_t=short
+-Du_int8_t=short
+-Dcaddr_t=short

Modified: trunk/Makefile.am
===================================================================
--- trunk/Makefile.am	2005-05-26 09:48:12 UTC (rev 2552)
+++ trunk/Makefile.am	2005-05-26 18:15:13 UTC (rev 2553)
@@ -169,3 +169,7 @@
 # This is not distributed
 libgps: libgps.c .libs/libgps.a
 	$(CC) -o libgps -lm -DTESTMAIN -g libgps.c .libs/libgps.a
+
+# Run splint on all sources
+splint:
+	splint *.c

Modified: trunk/display.c
===================================================================
--- trunk/display.c	2005-05-26 09:48:12 UTC (rev 2552)
+++ trunk/display.c	2005-05-26 18:15:13 UTC (rev 2553)
@@ -22,14 +22,14 @@
     Colormap cmap = DefaultColormapOfScreen(XtScreen(draww));
     XColor col, unused;
 
-    if (!XAllocNamedColor(dpy, cmap, color, &col, &unused)) {
+    if (XAllocNamedColor(dpy, cmap, color, &col, &unused)==0) {
 	char buf[32];
 
-	snprintf(buf, sizeof(buf), "Can't alloc %s", color);
+	(void)snprintf(buf, sizeof(buf), "Can't alloc %s", color);
 	XtWarning(buf);
 	return;
     }
-    XSetForeground(dpy, drawGC, col.pixel);
+    (void)XSetForeground(dpy, drawGC, col.pixel);
 }
 
 void register_canvas(Widget w, GC gc)
@@ -40,9 +40,9 @@
     XtVaGetValues(w, XmNwidth, &width, XmNheight, &height, NULL);
     pixmap = XCreatePixmap(XtDisplay(w),
 			   RootWindowOfScreen(XtScreen(w)), width, height,
-			   DefaultDepthOfScreen(XtScreen(w)));
+			   (unsigned int)DefaultDepthOfScreen(XtScreen(w)));
     set_color("White");
-    XFillRectangle(XtDisplay(draww), pixmap, drawGC, 0, 0, width, height);
+    (void)XFillRectangle(XtDisplay(draww), pixmap, drawGC, 0,0, width,height);
     diameter = min(width, height) - RM;
 }
 
@@ -58,9 +58,9 @@
     *yout = (int)((height/2) - cos(azimuth) * elevation * (diameter/2));
 }
 
-static void draw_arc(int x, int y, int diam)
+static void draw_arc(int x, int y, unsigned int diam)
 {
-    XDrawArc(XtDisplay(draww), pixmap, drawGC,
+    (void)XDrawArc(XtDisplay(draww), pixmap, drawGC,
 	     x - diam / 2, y - diam / 2,	/* x,y */
 	     diam, diam,	/* width, height */
 	     0, 360 * 64);	/* angle1, angle2 */
@@ -71,11 +71,11 @@
     int i, x, y;
     char buf[20];
 
-    if (gpsdata->satellites) {
+    if (gpsdata->satellites != 0) {
 	i = min(width, height);
 
 	set_color("White");
-	XFillRectangle(XtDisplay(draww), pixmap, drawGC, 0, 0, width, height);
+	(void)XFillRectangle(XtDisplay(draww),pixmap,drawGC,0,0,width,height);
 
 	/* draw something in the center */
 	set_color("Grey");
@@ -93,16 +93,16 @@
 
 	pol2cart(0, 0, &x, &y);
 	set_color("Black");
-	XDrawString(XtDisplay(draww),pixmap, drawGC, x, y, "N", 1);
+	(void)XDrawString(XtDisplay(draww),pixmap, drawGC, x, y, "N", 1);
 	pol2cart(90, 0, &x, &y);
 	set_color("Black");
-	XDrawString(XtDisplay(draww),pixmap, drawGC, x+2, y, "E", 1);
+	(void)XDrawString(XtDisplay(draww),pixmap, drawGC, x+2, y, "E", 1);
 	pol2cart(180, 0, &x, &y);
 	set_color("Black");
-	XDrawString(XtDisplay(draww),pixmap, drawGC, x, y+10, "S", 1);
+	(void)XDrawString(XtDisplay(draww),pixmap, drawGC, x, y+10, "S", 1);
 	pol2cart(270, 0, &x, &y);
 	set_color("Black");
-	XDrawString(XtDisplay(draww),pixmap, drawGC, x-5,y, "W", 1);
+	(void)XDrawString(XtDisplay(draww),pixmap, drawGC, x-5,y, "W", 1);
 
 	/* Now draw the satellites... */
 	for (i = 0; i < gpsdata->satellites; i++) {
@@ -121,7 +121,7 @@
 		);
 	    snprintf(buf, sizeof(buf), "%02d", gpsdata->PRN[i]);
 	    set_color("Blue");
-	    XDrawString(XtDisplay(draww), pixmap, drawGC, x, y + 17, buf, 2);
+	    (void)XDrawString(XtDisplay(draww), pixmap, drawGC, x, y + 17, buf, 2);
 	    if (gpsdata->ss[i]) {
 		set_color("Black");
 		XDrawPoint(XtDisplay(draww), pixmap, drawGC, x, y);

Modified: trunk/drivers.c
===================================================================
--- trunk/drivers.c	2005-05-26 09:48:12 UTC (rev 2552)
+++ trunk/drivers.c	2005-05-26 18:15:13 UTC (rev 2553)
@@ -32,9 +32,9 @@
 	    for (dp = gpsd_drivers; *dp; dp++) {
 		char	*trigger = (*dp)->trigger;
 
-		if (trigger && !strncmp(session->outbuffer, trigger, strlen(trigger)) && \
isatty(session->gpsdata.gps_fd)) { +		if (trigger && strncmp(session->outbuffer, \
trigger, strlen(trigger))==0 && isatty(session->gpsdata.gps_fd)) {  gpsd_report(1, \
                "found %s.\n", trigger);
-		    gpsd_switch_driver(session, (*dp)->typename);
+		    (void)gpsd_switch_driver(session, (*dp)->typename);
 		    return 1;
 		}
 	    }
@@ -42,9 +42,9 @@
 	    gpsd_report(1, "unknown sentence: \"%s\"\n", session->outbuffer);
 	}
 #ifdef NTPSHM_ENABLE
-	if (st & TIME_SET)
+	if ((st & TIME_SET) != 0)
 	    /* this magic number is derived from observation */
-	    ntpshm_put(session, session->gpsdata.fix.time + 0.675);
+	    (void)ntpshm_put(session, session->gpsdata.fix.time + 0.675);
 #endif /* NTPSHM_ENABLE */
 
 	/* also copy the sentence up to clients in raw mode */
@@ -66,16 +66,16 @@
      * Suppress GLL and VTG.  Enable ZDA so dates will be accurate for replay.
      */
 #define FV18_PROBE	"$PFEC,GPint,GSA01,DTM00,ZDA01,RMC01,GLL00,VTG00,GSV05"
-    nmea_send(session->gpsdata.gps_fd, FV18_PROBE);
+    (void)nmea_send(session->gpsdata.gps_fd, FV18_PROBE);
     /* enable GPZDA on a Motorola Oncore GT+ */
-    nmea_send(session->gpsdata.gps_fd, "$PMOTG,ZDA,1");
+    (void)nmea_send(session->gpsdata.gps_fd, "$PMOTG,ZDA,1");
     /* enable GPGSA on Garmin serial GPS */
-    nmea_send(session->gpsdata.gps_fd, "$PGRM0,GSA,1");
+    (void)nmea_send(session->gpsdata.gps_fd, "$PGRM0,GSA,1");
     /* probe for SiRF-II */
-    nmea_send(session->gpsdata.gps_fd, "$PSRF105,1");
+    (void)nmea_send(session->gpsdata.gps_fd, "$PSRF105,1");
 }
 
-struct gps_type_t nmea = {
+static struct gps_type_t nmea = {
     "Generic NMEA",	/* full name of type */
     NULL,		/* no recognition string, it's the default */
     NULL,		/* no probe */
@@ -96,7 +96,7 @@
  *
  **************************************************************************/
 
-struct gps_type_t fv18 = {
+static struct gps_type_t fv18 = {
     "San Jose Navigation FV18",		/* full name of type */
     FV18_PROBE,		/* this device should echo the probe string */
     NULL,		/* no probe */
@@ -123,10 +123,10 @@
 
 static void sirf_initializer(struct gps_device_t *session)
 {
-    /* nmea_send(session->gpsdata.gps_fd, "$PSRF105,0"); */
-    nmea_send(session->gpsdata.gps_fd, "$PSRF105,0");
-    nmea_send(session->gpsdata.gps_fd, "$PSRF103,05,00,00,01"); /* no VTG */
-    nmea_send(session->gpsdata.gps_fd, "$PSRF103,01,00,00,01"); /* no GLL */
+    /* (void)nmea_send(session->gpsdata.gps_fd, "$PSRF105,0"); */
+    (void)nmea_send(session->gpsdata.gps_fd, "$PSRF105,0");
+    (void)nmea_send(session->gpsdata.gps_fd, "$PSRF103,05,00,00,01"); /* no VTG */
+    (void)nmea_send(session->gpsdata.gps_fd, "$PSRF103,01,00,00,01"); /* no GLL */
 }
 
 static int sirf_switcher(struct gps_device_t *session, int nmea, int speed) 
@@ -147,13 +147,13 @@
 /* change mode to SiRF binary, speed unchanged */
 {
     if (mode == 1) {
-	gpsd_switch_driver(session, "SiRF-II binary");
+	(void)gpsd_switch_driver(session, "SiRF-II binary");
 	session->gpsdata.driver_mode = sirf_switcher(session, 0, \
session->gpsdata.baudrate);  } else
 	session->gpsdata.driver_mode = 0;
 }
 
-struct gps_type_t sirfII_nmea = {
+static struct gps_type_t sirfII_nmea = {
     "SiRF-II NMEA",	/* full name of type */
 #ifndef SIRFII_ENABLE
     "$Ack Input105.",	/* expected response to SiRF PSRF105 */
@@ -189,12 +189,12 @@
 static void tripmate_initializer(struct gps_device_t *session)
 {
     /* TripMate requires this response to the ASTRAL it sends at boot time */
-    nmea_send(session->gpsdata.gps_fd, "$IIGPQ,ASTRAL");
+    (void)nmea_send(session->gpsdata.gps_fd, "$IIGPQ,ASTRAL");
     /* stop it sending PRWIZCH */
-    nmea_send(session->gpsdata.gps_fd, "$PRWIILOG,ZCH,V,,");
+    (void)nmea_send(session->gpsdata.gps_fd, "$PRWIILOG,ZCH,V,,");
 }
 
-struct gps_type_t tripmate = {
+static struct gps_type_t tripmate = {
     "Delorme TripMate",		/* full name of type */
     "ASTRAL",			/* tells us to switch */
     NULL,			/* no probe */
@@ -232,14 +232,14 @@
 
 static void earthmate_initializer(struct gps_device_t *session)
 {
-    write(session->gpsdata.gps_fd, "EARTHA\r\n", 8);
+    (void)write(session->gpsdata.gps_fd, "EARTHA\r\n", 8);
     usleep(10000);
     session->device_type = &zodiac_binary;
     zodiac_binary.wrapup = earthmate_close;
     if (zodiac_binary.initializer) zodiac_binary.initializer(session);
 }
 
-struct gps_type_t earthmate = {
+static struct gps_type_t earthmate = {
     "Delorme EarthMate (pre-2003, Zodiac chipset)",	/* full name of type */
     "EARTHA",			/* tells us to switch to Earthmate */
     NULL,			/* no probe */

Modified: trunk/garmin.c
===================================================================
--- trunk/garmin.c	2005-05-26 09:48:12 UTC (rev 2552)
+++ trunk/garmin.c	2005-05-26 18:15:13 UTC (rev 2553)
@@ -470,8 +470,8 @@
 // send a packet in GarminUSB format
 static void SendPacket (struct gps_device_t *session, Packet_t *aPacket ) 
 {
-	long theBytesToWrite = 12 + aPacket->mDataSize;
-	long theBytesReturned = 0;
+	ssize_t theBytesToWrite = 12 + aPacket->mDataSize;
+	ssize_t theBytesReturned = 0;
 
         gpsd_report(4, "SendPacket(), writing %d bytes\n", theBytesToWrite);
         PrintPacket ( session,  aPacket);

Modified: trunk/gpsd.c
===================================================================
--- trunk/gpsd.c	2005-05-26 09:48:12 UTC (rev 2552)
+++ trunk/gpsd.c	2005-05-26 18:15:13 UTC (rev 2553)
@@ -55,6 +55,7 @@
 static fd_set all_fds;
 static int debuglevel, in_background = 0;
 static jmp_buf restartbuf;
+/*@ -initallelements @*/
 static struct gps_context_t context = {0, LEAP_SECONDS, CENTURY_BASE,
 #ifdef NTPSHM_ENABLE
 				       {0},
@@ -64,6 +65,7 @@
 # endif /* PPS_ENABLE */
 #endif /* NTPSHM_ENABLE */
 };
+/*@ +initallelements @*/
 
 static void onsig(int sig)
 {
@@ -86,13 +88,13 @@
 
     if (setsid() == -1)
 	return -1;
-    chdir("/");
+    (void)chdir("/");
     if ((fd = open(_PATH_DEVNULL, O_RDWR, 0)) != -1) {
-	dup2(fd, STDIN_FILENO);
-	dup2(fd, STDOUT_FILENO);
-	dup2(fd, STDERR_FILENO);
+	(void)dup2(fd, STDIN_FILENO);
+	(void)dup2(fd, STDOUT_FILENO);
+	(void)dup2(fd, STDERR_FILENO);
 	if (fd > 2)
-	    close(fd);
+	    (void)close(fd);
     }
     in_background = 1;
     return 0;
@@ -110,19 +112,19 @@
 	va_list ap;
 
 #if defined(PPS_ENABLE)
-	pthread_mutex_lock(&report_mutex);
+	(void)pthread_mutex_lock(&report_mutex);
 #endif /* PPS_ENABLE */
 	strcpy(buf, "gpsd: ");
 	va_start(ap, fmt) ;
-	vsnprintf(buf + strlen(buf), sizeof(buf)-strlen(buf), fmt, ap);
+	(void)(void)vsnprintf(buf + strlen(buf), sizeof(buf)-strlen(buf), fmt, ap);
 	va_end(ap);
 
 	if (in_background)
 	    syslog((errlevel == 0) ? LOG_ERR : LOG_NOTICE, "%s", buf);
 	else
-	    fputs(buf, stderr);
+	    (void)fputs(buf, stderr);
 #if defined(PPS_ENABLE)
-	pthread_mutex_unlock(&report_mutex);
+	(void)pthread_mutex_unlock(&report_mutex);
 #endif /* PPS_ENABLE */
     }
 }
@@ -174,8 +176,8 @@
     sin.sin_addr.s_addr = INADDR_ANY;
 
     if ( (pse = getservbyname(service, protocol)) )
-	sin.sin_port = htons(ntohs((u_short) pse->s_port));
-    else if ((sin.sin_port = htons((u_short) atoi(service))) == 0) {
+	sin.sin_port = htons(ntohs((unsigned short) pse->s_port));
+    else if ((sin.sin_port = htons((unsigned short) atoi(service))) == 0) {
 	gpsd_report(0, "Can't get \"%s\" service entry.\n", service);
 	return -1;
     }
@@ -234,7 +236,7 @@
  */
 #define MAXDEVICES	FD_SETSIZE
 
-struct gps_device_t *channels[MAXDEVICES];
+static struct gps_device_t *channels[MAXDEVICES];
 
 static struct subscriber_t {
     int active;				/* is this a subscriber? */
@@ -246,7 +248,7 @@
 
 static void detach_client(int cfd)
 {
-    close(cfd);
+    (void)close(cfd);
     FD_CLR(cfd, &all_fds);
     subscribers[cfd].raw = 0;
     subscribers[cfd].watcher = 0;
@@ -291,7 +293,7 @@
     char buf[BUFSIZ];
 
     va_start(ap, sentence) ;
-    vsnprintf(buf, sizeof(buf), sentence, ap);
+    (void)vsnprintf(buf, sizeof(buf), sentence, ap);
     va_end(ap);
 
     for (cfd = 0; cfd < FD_SETSIZE; cfd++)
@@ -389,11 +391,11 @@
 	else {
 	    FD_SET(user->device->gpsdata.gps_fd, &all_fds);
 	    if (user->watcher && !user->tied) {
-		write(user-subscribers, "F=", 2);
-		write(user-subscribers, 
+		(void)write(user-subscribers, "F=", 2);
+		(void)write(user-subscribers, 
 		      user->device->gpsdata.gps_device,
 		      strlen(user->device->gpsdata.gps_device));
-		write(user-subscribers, "\r\n", 2);
+		(void)write(user-subscribers, "\r\n", 2);
 	    }
 	    notify_watchers(user->device, "GPSD,X=%f\r\n", timestamp());
 	}
@@ -419,7 +421,7 @@
 	    if (assign_channel(whoami) && 
 			have_fix(whoami->device) && 
 			whoami->device->gpsdata.fix.mode == MODE_3D)
-		sprintf(phrase, ",A=%.3f", 
+		(void)snprintf(phrase, sizeof(phrase), ",A=%.3f", 
 			whoami->device->gpsdata.fix.altitude);
 	    else
 		strcpy(phrase, ",A=?");
@@ -453,7 +455,7 @@
 		    }
 	    }
 	    if (whoami->device)
-		sprintf(phrase, ",B=%d %d %c %d", 
+		(void)snprintf(phrase, sizeof(phrase), ",B=%d %d %c %d", 
 		    gpsd_get_speed(&whoami->device->ttyset),
 			9 - whoami->device->gpsdata.stopbits, 
 			whoami->device->gpsdata.parity,
@@ -463,7 +465,7 @@
 	    break;
 	case 'C':
 	    if (assign_channel(whoami))
-		sprintf(phrase, ",C=%d", 
+		(void)snprintf(phrase, sizeof(phrase), ",C=%d", 
 			whoami->device->device_type->cycle);
 	    else
 		strcpy(phrase, ",C=?");
@@ -479,12 +481,12 @@
 	    if (assign_channel(whoami) && have_fix(whoami->device)) {
 		if (whoami->device->gpsdata.fix.eph 
 			|| whoami->device->gpsdata.fix.epv)
-		    sprintf(phrase, ",E=%.2f %.2f %.2f", 
+		    (void)snprintf(phrase, sizeof(phrase), ",E=%.2f %.2f %.2f", 
 			    whoami->device->gpsdata.epe, 
 			    whoami->device->gpsdata.fix.eph, 
 			    whoami->device->gpsdata.fix.epv);
 		else if (whoami->device->gpsdata.pdop || whoami->device->gpsdata.hdop || \
                whoami->device->gpsdata.vdop)
-		    sprintf(phrase, ",E=%.2f %.2f %.2f", 
+		    (void)snprintf(phrase, sizeof(phrase), ",E=%.2f %.2f %.2f", 
 			    whoami->device->gpsdata.pdop * UERE(whoami->device), 
 			    whoami->device->gpsdata.hdop * UERE(whoami->device), 
 			    whoami->device->gpsdata.vdop * UERE(whoami->device));
@@ -502,14 +504,14 @@
 		free(stash);
 	    }
 	    if (whoami->device)
-		snprintf(phrase, sizeof(phrase), ",F=%s", 
+		(void)snprintf(phrase, sizeof(phrase), ",F=%s", 
 			 whoami->device->gpsdata.gps_device);
 	    else
 		strcpy(phrase, ",F=?");
 	    break;
 	case 'I':
 	    if (assign_channel(whoami))
-		snprintf(phrase, sizeof(phrase), ",I=%s", 
+		(void)snprintf(phrase, sizeof(phrase), ",I=%s", 
 			 whoami->device->device_type->typename);
 	    else
 		strcpy(phrase, ",B=?");
@@ -518,7 +520,7 @@
 	    for (j = i = 0; i < MAXDEVICES; i++)
 		if (channels[i])
 		    j++;
-	    sprintf(phrase, ",K=%d ", j);
+	    (void)snprintf(phrase, sizeof(phrase), ",K=%d ", j);
 	    for (i = 0; i < MAXDEVICES; i++) {
 		if (channels[i] && strlen(phrase)+strlen(channels[i]->gpsdata.gps_device)+1 < \
sizeof(phrase)) {  strcat(phrase, channels[i]->gpsdata.gps_device);
@@ -528,13 +530,13 @@
 	    phrase[strlen(phrase)-1] = '\0';
 	    break;
 	case 'L':
-	    sprintf(phrase, ",L=2 " VERSION " abcdefiklmnpqrstuvwxy");	//ghj
+	    (void)snprintf(phrase, sizeof(phrase), ",L=2 " VERSION " \
abcdefiklmnpqrstuvwxy");	//ghj  break;
 	case 'M':
 	    if (!assign_channel(whoami) && (!whoami->device || \
whoami->device->gpsdata.fix.mode == MODE_NOT_SEEN))  strcpy(phrase, ",M=?");
 	    else
-		sprintf(phrase, ",M=%d", whoami->device->gpsdata.fix.mode);
+		(void)snprintf(phrase, sizeof(phrase), ",M=%d", whoami->device->gpsdata.fix.mode);
 	    break;
 	case 'N':
 	    if (!assign_channel(whoami))
@@ -552,15 +554,15 @@
 		}
 	    }
 	    if (!whoami->device)
-		sprintf(phrase, ",N=?");
+		(void)snprintf(phrase, sizeof(phrase), ",N=?");
 	    else
-		sprintf(phrase, ",N=%d", whoami->device->gpsdata.driver_mode);
+		(void)snprintf(phrase, sizeof(phrase), ",N=%d", \
whoami->device->gpsdata.driver_mode);  break;
 	case 'O':
 	    if (!assign_channel(whoami) || !have_fix(whoami->device))
 		strcpy(phrase, ",O=?");
 	    else {
-		sprintf(phrase, ",O=%s %.2f %.3f %.6f %.6f",
+		(void)snprintf(phrase, sizeof(phrase), ",O=%s %.2f %.3f %.6f %.6f",
 			whoami->device->gpsdata.tag[0] ? whoami->device->gpsdata.tag : "-",
 			whoami->device->gpsdata.fix.time, whoami->device->gpsdata.fix.ept, 
 			whoami->device->gpsdata.fix.latitude, whoami->device->gpsdata.fix.longitude);
@@ -601,7 +603,7 @@
 	    break;
 	case 'P':
 	    if (assign_channel(whoami) && have_fix(whoami->device))
-		sprintf(phrase, ",P=%.6f %.6f", 
+		(void)snprintf(phrase, sizeof(phrase), ",P=%.6f %.6f", 
 			whoami->device->gpsdata.fix.latitude, 
 			whoami->device->gpsdata.fix.longitude);
 	    else
@@ -609,7 +611,7 @@
 	    break;
 	case 'Q':
 	    if (assign_channel(whoami) && (whoami->device->gpsdata.pdop || \
                whoami->device->gpsdata.hdop || whoami->device->gpsdata.vdop))
-		sprintf(phrase, ",Q=%d %.2f %.2f %.2f %.2f %.2f",
+		(void)snprintf(phrase, sizeof(phrase), ",Q=%d %.2f %.2f %.2f %.2f %.2f",
 			whoami->device->gpsdata.satellites_used, 
 			whoami->device->gpsdata.pdop, 
 			whoami->device->gpsdata.hdop, 
@@ -625,51 +627,51 @@
 		assign_channel(whoami);
 		subscribers[cfd].raw = 2;
 		gpsd_report(3, "%d turned on super-raw mode\n", cfd);
-		sprintf(phrase, ",R=2");
+		(void)snprintf(phrase, sizeof(phrase), ",R=2");
 		p++;
 	    } else if (*p == '1' || *p == '+') {
 		assign_channel(whoami);
 		subscribers[cfd].raw = 1;
 		gpsd_report(3, "%d turned on raw mode\n", cfd);
-		sprintf(phrase, ",R=1");
+		(void)snprintf(phrase, sizeof(phrase), ",R=1");
 		p++;
 	    } else if (*p == '0' || *p == '-') {
 		subscribers[cfd].raw = 0;
 		gpsd_report(3, "%d turned off raw mode\n", cfd);
-		sprintf(phrase, ",R=0");
+		(void)snprintf(phrase, sizeof(phrase), ",R=0");
 		p++;
 	    } else if (subscribers[cfd].raw) {
 		subscribers[cfd].raw = 0;
 		gpsd_report(3, "%d turned off raw mode\n", cfd);
-		sprintf(phrase, ",R=0");
+		(void)snprintf(phrase, sizeof(phrase), ",R=0");
 	    } else {
 		assign_channel(whoami);
 		subscribers[cfd].raw = 1;
 		gpsd_report(3, "%d turned on raw mode\n", cfd);
-		sprintf(phrase, ",R=1");
+		(void)snprintf(phrase, sizeof(phrase), ",R=1");
 	    }
 	    break;
 	case 'S':
 	    if (assign_channel(whoami))
-		sprintf(phrase, ",S=%d", whoami->device->gpsdata.status);
+		(void)snprintf(phrase, sizeof(phrase), ",S=%d", whoami->device->gpsdata.status);
 	    else
 		strcpy(phrase, ",S=?");
 	    break;
 	case 'T':
 	    if (assign_channel(whoami) && have_fix(whoami->device) && \
                whoami->device->gpsdata.fix.track != TRACK_NOT_VALID)
-		sprintf(phrase, ",T=%.4f", whoami->device->gpsdata.fix.track);
+		(void)snprintf(phrase, sizeof(phrase), ",T=%.4f", \
whoami->device->gpsdata.fix.track);  else
 		strcpy(phrase, ",T=?");
 	    break;
 	case 'U':
 	    if (assign_channel(whoami) && have_fix(whoami->device) && \
                whoami->device->gpsdata.fix.mode == MODE_3D)
-		sprintf(phrase, ",U=%.3f", whoami->device->gpsdata.fix.climb);
+		(void)snprintf(phrase, sizeof(phrase), ",U=%.3f", \
whoami->device->gpsdata.fix.climb);  else
 		strcpy(phrase, ",U=?");
 	    break;
 	case 'V':
 	    if (assign_channel(whoami) && have_fix(whoami->device) && \
                whoami->device->gpsdata.fix.track != TRACK_NOT_VALID)
-		sprintf(phrase, ",V=%.3f", whoami->device->gpsdata.fix.speed / KNOTS_TO_KPH);
+		(void)snprintf(phrase, sizeof(phrase), ",V=%.3f", \
whoami->device->gpsdata.fix.speed / KNOTS_TO_KPH);  else
 		strcpy(phrase, ",V=?");
 	    break;
@@ -678,25 +680,25 @@
 	    if (*p == '1' || *p == '+') {
 		subscribers[cfd].watcher = 1;
 		assign_channel(whoami);
-		sprintf(phrase, ",W=1");
+		(void)snprintf(phrase, sizeof(phrase), ",W=1");
 		p++;
 	    } else if (*p == '0' || *p == '-') {
 		subscribers[cfd].watcher = 0;
-		sprintf(phrase, ",W=0");
+		(void)snprintf(phrase, sizeof(phrase), ",W=0");
 		p++;
 	    } else if (subscribers[cfd].watcher) {
 		subscribers[cfd].watcher = 0;
-		sprintf(phrase, ",W=0");
+		(void)snprintf(phrase, sizeof(phrase), ",W=0");
 	    } else {
 		subscribers[cfd].watcher = 1;
 		assign_channel(whoami);
 		gpsd_report(3, "%d turned on watching\n", cfd);
-		sprintf(phrase, ",W=1");
+		(void)snprintf(phrase, sizeof(phrase), ",W=1");
 	    }
 	    break;
         case 'X':
 	    if (assign_channel(whoami) && whoami->device)
-		sprintf(phrase, ",X=%f", whoami->device->gpsdata.online);
+		(void)snprintf(phrase, sizeof(phrase), ",X=%f", whoami->device->gpsdata.online);
 	    else
 		strcpy(phrase, ",X=?");
 	    break;
@@ -741,27 +743,27 @@
 	    assign_channel(whoami); 
 	    if (*p == '=') ++p;
 	    if (whoami->device == NULL) {
-		sprintf(phrase, ",Z=?");
+		(void)snprintf(phrase, sizeof(phrase), ",Z=?");
 		p++;		
 	    } else if (*p == '1' || *p == '+') {
 		whoami->device->gpsdata.profiling = 1;
 		gpsd_report(3, "%d turned on profiling mode\n", cfd);
-		sprintf(phrase, ",Z=1");
+		(void)snprintf(phrase, sizeof(phrase), ",Z=1");
 		p++;
 	    } else if (*p == '0' || *p == '-') {
 		whoami->device->gpsdata.profiling = 0;
 		gpsd_report(3, "%d turned off profiling mode\n", cfd);
-		sprintf(phrase, ",Z=0");
+		(void)snprintf(phrase, sizeof(phrase), ",Z=0");
 		p++;
 	    } else {
 		whoami->device->gpsdata.profiling = !whoami->device->gpsdata.profiling;
 		gpsd_report(3, "%d toggled profiling mode\n", cfd);
-		sprintf(phrase, ",Z=%d", whoami->device->gpsdata.profiling);
+		(void)snprintf(phrase, sizeof(phrase), ",Z=%d", \
whoami->device->gpsdata.profiling);  }
 	    break;
         case '$':
 	    if (whoami->device->gpsdata.sentence_time)
-		sprintf(phrase, ",$=%s %d %f %f %f %f %f %f",
+		(void)snprintf(phrase, sizeof(phrase), ",$=%s %d %f %f %f %f %f %f",
 			whoami->device->gpsdata.tag,
 			whoami->device->gpsdata.sentence_length,
 			whoami->device->gpsdata.sentence_time,
@@ -771,7 +773,7 @@
 			whoami->device->poll_times[cfd] - whoami->device->gpsdata.sentence_time,
 			timestamp() - whoami->device->gpsdata.sentence_time);
 	    else
-		sprintf(phrase, ",$=%s %d 0 %f %f %f %f %f",
+		(void)snprintf(phrase, sizeof(phrase), ",$=%s %d 0 %f %f %f %f %f",
 			whoami->device->gpsdata.tag,
 			whoami->device->gpsdata.sentence_length,
 			whoami->device->gpsdata.d_xmit_time,
@@ -811,9 +813,9 @@
 		if (subscribers[cfd].device == *chp)
 		    subscribers[cfd].device = NULL;
 	    *chp = NULL;
-	    write(sfd, "OK\n", 3);
+	    (void)write(sfd, "OK\n", 3);
 	} else
-	    write(sfd, "ERROR\n", 6);
+	    (void)write(sfd, "ERROR\n", 6);
 	free(stash);
     } else if (buf[0] == '+') {
 	p = snarfline(buf+1, &stash);
@@ -822,9 +824,9 @@
 	else {
 	    gpsd_report(1,"<= control(%d): adding %s \n", sfd, stash);
 	    if (open_device(stash, 1))
-		write(sfd, "OK\n", 3);
+		(void)write(sfd, "OK\n", 3);
 	    else
-		write(sfd, "ERROR\n", 6);
+		(void)write(sfd, "ERROR\n", 6);
 	}
 	free(stash);
     } else if (buf[0] == '!') {
@@ -832,16 +834,16 @@
 	eq = strchr(stash, '=');
 	if (!eq) {
 	    gpsd_report(1,"<= control(%d): ill-formed command \n", sfd);
-	    write(sfd, "ERROR\n", 3);
+	    (void)write(sfd, "ERROR\n", 3);
 	} else {
 	    *eq++ = '\0';
 	    if ((chp = find_device(stash))) {
 		gpsd_report(1,"<= control(%d): writing to %s \n", sfd, stash);
-		write((*chp)->gpsdata.gps_fd, eq, strlen(eq));
-		write(sfd, "OK\n", 3);
+		(void)write((*chp)->gpsdata.gps_fd, eq, strlen(eq));
+		(void)write(sfd, "OK\n", 3);
 	    } else {
 		gpsd_report(1,"<= control(%d): %s not active \n", sfd, stash);
-		write(sfd, "ERROR\n", 3);
+		(void)write(sfd, "ERROR\n", 3);
 	    }
 	}
 	free(stash);
@@ -928,7 +930,7 @@
 
 	if ((fp = fopen(pid_file, "w")) != NULL) {
 	    fprintf(fp, "%u\n", getpid());
-	    (void) fclose(fp);
+	    (void)fclose(fp);
 	} else {
 	    gpsd_report(1, "Cannot create PID file: %s.\n", pid_file);
 	}
@@ -1006,11 +1008,11 @@
     }
 
     /* Handle some signals */
-    signal(SIGHUP, onsig);
-    signal(SIGINT, onsig);
-    signal(SIGTERM, onsig);
-    signal(SIGQUIT, onsig);
-    signal(SIGPIPE, SIG_IGN);
+    (void)signal(SIGHUP, onsig);
+    (void)signal(SIGINT, onsig);
+    (void)signal(SIGTERM, onsig);
+    (void)signal(SIGQUIT, onsig);
+    (void)signal(SIGPIPE, SIG_IGN);
 
     FD_SET(msock, &all_fds);
     FD_ZERO(&control_fds);
@@ -1106,7 +1108,7 @@
 		    gpsd_report(1, "<= control(%d): %s\n", cfd, buf);
 		    handle_control(cfd, buf);
 		}
-		close(cfd);
+		(void)close(cfd);
 		FD_CLR(cfd, &all_fds);
 		FD_CLR(cfd, &control_fds);
 	    }

Modified: trunk/gpsd.h
===================================================================
--- trunk/gpsd.h	2005-05-26 09:48:12 UTC (rev 2552)
+++ trunk/gpsd.h	2005-05-26 18:15:13 UTC (rev 2553)
@@ -46,15 +46,16 @@
 
 struct gps_type_t {
 /* GPS method table, describes how to talk to a particular GPS type */
-    char *typename, *trigger;
-    int (*probe)(struct gps_device_t *session);
-    void (*initializer)(struct gps_device_t *session);
-    int (*get_packet)(struct gps_device_t *session, unsigned int waiting);
-    int (*parse_packet)(struct gps_device_t *session);
-    int (*rtcm_writer)(struct gps_device_t *session, char *rtcmbuf, int rtcmbytes);
-    int (*speed_switcher)(struct gps_device_t *session, int speed);
-    void (*mode_switcher)(struct gps_device_t *session, int mode);
-    void (*wrapup)(struct gps_device_t *session);
+    char *typename;
+    /*@null@*/char *trigger;
+    /*@null@*/int (*probe)(struct gps_device_t *session);
+    /*@null@*/void (*initializer)(struct gps_device_t *session);
+    /*@null@*/int (*get_packet)(struct gps_device_t *session, unsigned int waiting);
+    /*@null@*/int (*parse_packet)(struct gps_device_t *session);
+    /*@null@*/int (*rtcm_writer)(struct gps_device_t *session, char *rtcmbuf, int \
rtcmbytes); +    /*@null@*/int (*speed_switcher)(struct gps_device_t *session, int \
speed); +    /*@null@*/void (*mode_switcher)(struct gps_device_t *session, int mode);
+    /*@null@*/void (*wrapup)(struct gps_device_t *session);
     int cycle;
 };
 
@@ -127,8 +128,8 @@
      * Zodiac chipset channel status from PRWIZCH. Keep it so raw-mode 
      * translation of Zodiac binary protocol can send it up to the client.
      */
-    int Zs[MAXCHANNELS];	/* satellite PRNs */
-    int Zv[MAXCHANNELS];	/* signal values (0-7) */
+    unsigned int Zs[MAXCHANNELS];	/* satellite PRNs */
+    unsigned int Zv[MAXCHANNELS];	/* signal values (0-7) */
 #endif /* ZODIAC_ENABLE */
 #endif /* BINARY_ENABLE */
 #ifdef NTPSHM_ENABLE

Modified: trunk/libgps.c
===================================================================
--- trunk/libgps.c	2005-05-26 09:48:12 UTC (rev 2552)
+++ trunk/libgps.c	2005-05-26 18:15:13 UTC (rev 2553)
@@ -607,7 +607,7 @@
 	}
     }
 
-    gps_close(collect);
+    (void)gps_close(collect);
 }
 
 #endif /* TESTMAIN */

Modified: trunk/libgpsd_core.c
===================================================================
--- trunk/libgpsd_core.c	2005-05-26 09:48:12 UTC (rev 2552)
+++ trunk/libgpsd_core.c	2005-05-26 18:15:13 UTC (rev 2553)
@@ -88,7 +88,7 @@
 /* temporarily release the GPS device */
 {
     gpsd_report(1, "closing GPS=%s\n", session->gpsdata.gps_device);
-    gpsd_close(session);
+    (void)gpsd_close(session);
     session->gpsdata.gps_fd = -1;
 #ifdef NTPSHM_ENABLE
     ntpshm_free(session->context, session->shmTime);

Modified: trunk/netlib.c
===================================================================
--- trunk/netlib.c	2005-05-26 09:48:12 UTC (rev 2552)
+++ trunk/netlib.c	2005-05-26 18:15:13 UTC (rev 2553)
@@ -26,8 +26,8 @@
     memset((char *) &sin, '\0', sizeof(sin));
     sin.sin_family = AF_INET;
     if ((pse = getservbyname(service, protocol)))
-	sin.sin_port = htons(ntohs((u_short) pse->s_port));
-    else if ((sin.sin_port = htons((u_short) atoi(service))) == 0)
+	sin.sin_port = htons(ntohs((unsigned short) pse->s_port));
+    else if ((sin.sin_port = htons((unsigned short) atoi(service))) == 0)
 	return NL_NOSERVICE;
     if ((phe = gethostbyname(host)))
 	memcpy((char *) &sin.sin_addr, phe->h_addr, phe->h_length);
@@ -43,11 +43,11 @@
     if ((s = socket(PF_INET, type, ppe->p_proto)) < 0)
 	return NL_NOSOCK;
     if (setsockopt(s, SOL_SOCKET, SO_REUSEADDR, (char *)&one, sizeof(one))==-1) {
-        close(s);
+        (void)close(s);
 	return NL_NOSOCKOPT;
     }
     if (connect(s, (struct sockaddr *) &sin, sizeof(sin)) < 0) {
-        close(s);
+        (void)close(s);
 	return NL_NOCONNECT;
     }
     return s;

Modified: trunk/nmea_parse.c
===================================================================
--- trunk/nmea_parse.c	2005-05-26 09:48:12 UTC (rev 2552)
+++ trunk/nmea_parse.c	2005-05-26 18:15:13 UTC (rev 2553)
@@ -529,7 +529,7 @@
 	    if (nmea_phrase[i].decoder) {
 		retval = (nmea_phrase[i].decoder)(count, field, outdata);
 		strncpy(outdata->tag, nmea_phrase[i].name, MAXTAGLEN);
-		outdata->sentence_length = strlen(sentence);
+		outdata->sentence_length = (int)strlen(sentence);
 	    }
 	    if (nmea_phrase[i].mask)
 		outdata->seen_sentences |= nmea_phrase[i].mask;
@@ -547,7 +547,7 @@
     va_list ap;
 
     va_start(ap, fmt) ;
-    vsnprintf(buf, sizeof(buf)-5, fmt, ap);
+    (void)vsnprintf(buf, sizeof(buf)-5, fmt, ap);
     va_end(ap);
     strcat(buf, "*");
     nmea_add_checksum(buf);

Modified: trunk/serial.c
===================================================================
--- trunk/serial.c	2005-05-26 09:48:12 UTC (rev 2552)
+++ trunk/serial.c	2005-05-26 18:15:13 UTC (rev 2553)
@@ -178,6 +178,6 @@
 	/* this is the clean way to do it */
 	session->ttyset_old.c_cflag |= HUPCL;
 	tcsetattr(session->gpsdata.gps_fd,TCSANOW,&session->ttyset_old);
-	close(session->gpsdata.gps_fd);
+	(void)close(session->gpsdata.gps_fd);
     }
 }

Modified: trunk/sirf.c
===================================================================
--- trunk/sirf.c	2005-05-26 09:48:12 UTC (rev 2552)
+++ trunk/sirf.c	2005-05-26 18:15:13 UTC (rev 2553)
@@ -99,7 +99,7 @@
    return (sirf_write(ttyfd, msg));
 }
 
-#define getb(off)	(buf[off])
+#define getb(off)	((u_int8_t)buf[off])
 #define getw(off)	((short)((getb(off) << 8) | getb(off+1)))
 #define getl(off)	((int)((getw(off) << 16) | (getw(off+2) & 0xffff)))
 
@@ -277,7 +277,7 @@
 		0xa6, 0x00, 0x34, 0x01, 0x00, 0x00, 0x00, 0x00,
 		0x00, 0xdb, 0xb0, 0xb3};
 	    gpsd_report(4, "Enabling PPS message...\n");
-	    sirf_write(session->gpsdata.gps_fd, enablemid52);
+	    (void)sirf_write(session->gpsdata.gps_fd, enablemid52);
 	    session->driverstate |= SIRF_GE_232;
 	    session->context->valid |= LEAP_SECOND_VALID;
 	}
@@ -287,7 +287,7 @@
 	session->time_seen = 0;
 	if (!(session->context->valid & LEAP_SECOND_VALID)) {
 	    gpsd_report(4, "Enabling subframe transmission...\n");
-	    sirf_write(session->gpsdata.gps_fd, enablesubframe);
+	    (void)sirf_write(session->gpsdata.gps_fd, enablesubframe);
 	}
 	return 0;
 
@@ -405,7 +405,7 @@
 
 	    if (session->context->valid & LEAP_SECOND_VALID) {
 		gpsd_report(4, "Disabling subframe transmission...\n");
-		sirf_write(session->gpsdata.gps_fd, disablesubframe);
+		(void)sirf_write(session->gpsdata.gps_fd, disablesubframe);
 	    }
 	}
 	break;
@@ -716,13 +716,13 @@
 				  0x01,		/* enable track smoothing */
 				 0x00, 0x00, 0xb0, 0xb3};
 	gpsd_report(4, "Setting DGPS control to use SBAS...\n");
-	sirf_write(session->gpsdata.gps_fd, dgpscontrol);
+	(void)sirf_write(session->gpsdata.gps_fd, dgpscontrol);
 	gpsd_report(4, "Setting SBAS to auto/integrity mode...\n");
-	sirf_write(session->gpsdata.gps_fd, sbasparams);
+	(void)sirf_write(session->gpsdata.gps_fd, sbasparams);
 	gpsd_report(4, "Probing for firmware version...\n");
-	sirf_write(session->gpsdata.gps_fd, versionprobe);
+	(void)sirf_write(session->gpsdata.gps_fd, versionprobe);
 	gpsd_report(4, "Setting mode...\n");
-	sirf_write(session->gpsdata.gps_fd, modecontrol);
+	(void)sirf_write(session->gpsdata.gps_fd, modecontrol);
     }
 }
 

Modified: trunk/sirfmon.c
===================================================================
--- trunk/sirfmon.c	2005-05-26 09:48:12 UTC (rev 2552)
+++ trunk/sirfmon.c	2005-05-26 18:15:13 UTC (rev 2553)
@@ -101,6 +101,8 @@
 #define SIRF_PACKET	1
 #define NMEA_PACKET	2
 
+#define display	(void)mvwprintw
+
 /*****************************************************************************
  *
  * NMEA command composition
@@ -160,14 +162,14 @@
 
     m = (m - s) / 6000;
 
-    wmove(mid2win, 3,7);
-    wprintw(mid2win, "%4d+%9.2f", week, (double)tow/100);
-    wmove(mid2win, 3, 29);
-    wprintw(mid2win, "%d %02d:%02d:%05.2f", day, h,m,(double)s/100);
-    wmove(mid2win, 4, 8);
-    wprintw(mid2win, "%f", timestamp()-gpstime_to_unix(week,tow/100));
-    wmove(mid2win, 4, 29);
-    wprintw(mid2win, "%d", gmt_offset);
+    (void)wmove(mid2win, 3,7);
+    (void)wprintw(mid2win, "%4d+%9.2f", week, (double)tow/100);
+    (void)wmove(mid2win, 3, 29);
+    (void)wprintw(mid2win, "%d %02d:%02d:%05.2f", day, h,m,(double)s/100);
+    (void)wmove(mid2win, 4, 8);
+    (void)wprintw(mid2win, "%f", timestamp()-gpstime_to_unix(week,tow/100));
+    (void)wmove(mid2win, 4, 29);
+    (void)wprintw(mid2win, "%d", gmt_offset);
 }
 
 static void decode_ecef(double x, double y, double z,
@@ -195,21 +197,21 @@
     if (heading < 0)
 	heading += 2 * PI;
 
-    wmove(mid2win, 1,40);
-    wprintw(mid2win, "%9.5f %9.5f",(double)(RAD2DEG*phi),
+    (void)wmove(mid2win, 1,40);
+    (void)wprintw(mid2win, "%9.5f %9.5f",(double)(RAD2DEG*phi),
 				   (double)(RAD2DEG*lambda));
-    wmove(mid2win, 1,63);
-    wprintw(mid2win, "%8d",(int)h);
+    (void)wmove(mid2win, 1,63);
+    (void)wprintw(mid2win, "%8d",(int)h);
 
-    wmove(mid2win, 2,40);
-    wprintw(mid2win, "%9.1f %9.1f",vnorth,veast);
-    wmove(mid2win, 2,63);
-    wprintw(mid2win, "%8.1f",vup);
+    (void)wmove(mid2win, 2,40);
+    (void)wprintw(mid2win, "%9.1f %9.1f",vnorth,veast);
+    (void)wmove(mid2win, 2,63);
+    (void)wprintw(mid2win, "%8.1f",vup);
 
-    wmove(mid2win, 3,54);
-    wprintw(mid2win, "%5.1f",(double)(RAD2DEG*heading));
-    wmove(mid2win, 3,63);
-    wprintw(mid2win, "%8.1f",speed);
+    (void)wmove(mid2win, 3,54);
+    (void)wprintw(mid2win, "%5.1f",(double)(RAD2DEG*heading));
+    (void)wmove(mid2win, 3,63);
+    (void)wprintw(mid2win, "%8.1f",speed);
 }
 
 static void decode_sirf(unsigned char buf[], int len)
@@ -219,31 +221,31 @@
     switch (buf[0])
     {
     case 0x02:		/* Measured Navigation Data */
-	wmove(mid2win, 1,6);
-	wprintw(mid2win, "%8d %8d %8d",getl(1),getl(5),getl(9));
-	wmove(mid2win, 2,6);
-	wprintw(mid2win, "%8.1f %8.1f %8.1f",
+	(void)wmove(mid2win, 1,6);
+	(void)wprintw(mid2win, "%8d %8d %8d",getl(1),getl(5),getl(9));
+	(void)wmove(mid2win, 2,6);
+	(void)wprintw(mid2win, "%8.1f %8.1f %8.1f",
 		(double)getw(13)/8,(double)getw(15)/8,(double)getw(17)/8);
 	decode_ecef((double)getl(1),(double)getl(5),(double)getl(9),
 		(double)getw(13)/8,(double)getw(15)/8,(double)getw(17)/8);
 	decode_time(getw(22),getl(24));
 	/* line 4 */
-	wmove(mid2win, 4,49);
-	wprintw(mid2win, "%4.1f",(double)getb(20)/5);	/* HDOP */
-	wmove(mid2win, 4,58);
-	wprintw(mid2win, "%02x",getb(19));		/* Mode 1 */
-	wmove(mid2win, 4,72);
-	wprintw(mid2win, "%02x",getb(21));		/* Mode 2 */
-	wmove(mid2win, 5,7);
+	(void)wmove(mid2win, 4,49);
+	(void)wprintw(mid2win, "%4.1f",(double)getb(20)/5);	/* HDOP */
+	(void)wmove(mid2win, 4,58);
+	(void)wprintw(mid2win, "%02x",getb(19));		/* Mode 1 */
+	(void)wmove(mid2win, 4,72);
+	(void)wprintw(mid2win, "%02x",getb(21));		/* Mode 2 */
+	(void)wmove(mid2win, 5,7);
 	nfix = getb(28);
-	wprintw(mid2win, "%d = ",nfix);		/* SVs in fix */
+	(void)wprintw(mid2win, "%d = ",nfix);		/* SVs in fix */
 	for (i = 0; i < MAXCHANNELS; i++) {	/* SV list */
 	    if (i < nfix)
-		wprintw(mid2win, "%3d",fix[i] = getb(29+i));
+		(void)wprintw(mid2win, "%3d",fix[i] = getb(29+i));
 	    else
-		wprintw(mid2win, "   ");
+		(void)wprintw(mid2win, "   ");
 	}
-	wprintw(debugwin, "MND 0x02=");
+	(void)wprintw(debugwin, "MND 0x02=");
 	break;
 
     case 0x04:		/* Measured Tracking Data */
@@ -253,11 +255,11 @@
 	    int sv,st;
 	    
 	    off = 8 + 15 * i;
-	    wmove(mid4win, i+2, 3);
+	    (void)wmove(mid4win, i+2, 3);
 	    sv = getb(off);
-	    wprintw(mid4win, " %3d",sv);
+	    (void)wprintw(mid4win, " %3d",sv);
 
-	    wprintw(mid4win, " %3d%3d %04x",(getb(off+1)*3)/2,getb(off+2)/2,getw(off+3));
+	    (void)wprintw(mid4win, " %3d%3d \
%04x",(getb(off+1)*3)/2,getb(off+2)/2,getw(off+3));  
 	    st = ' ';
 	    if (getw(off+3) == 0xbf)
@@ -273,19 +275,19 @@
 	    for (j = 0; j < 10; j++)
 		cn += getb(off+5+j);
 
-	    wprintw(mid4win, "%5.1f %c",(double)cn/10,st);
+	    (void)wprintw(mid4win, "%5.1f %c",(double)cn/10,st);
 
 	    if (sv == 0)			/* not tracking? */
-		wprintw(mid4win, "   ");	/* clear other info */
+		(void)wprintw(mid4win, "   ");	/* clear other info */
 	}
-	wprintw(debugwin, "MTD 0x04=");
+	(void)wprintw(debugwin, "MTD 0x04=");
     	break;
 
 #ifdef __UNUSED__
     case 0x05:		/* raw track data */
 	for (off = 1; off < len; off += 51) {
 	    ch = getl(off);
-	    wmove(mid4win, ch+2, 19);
+	    (void)wmove(mid4win, ch+2, 19);
 	    cn = 0;
 
 	    for (j = 0; j < 10; j++)
@@ -297,91 +299,91 @@
 	    printw("%8.5f %10.5f",
 	    	(double)getl(off+16)/65536,(double)getl(off+20)/1024);
 	}
-	wprintw(debugwin, "RTD 0x05=");
+	(void)wprintw(debugwin, "RTD 0x05=");
     	break;
 #endif /* __UNUSED */
 
     case 0x06:		/* firmware version */
-	mvwprintw(mid6win, 1, 10, "%s",buf + 1);
-	wprintw(debugwin, "FV  0x06=");
+	display(mid6win, 1, 10, "%s",buf + 1);
+	(void)wprintw(debugwin, "FV  0x06=");
     	break;
 
     case 0x07:		/* Response - Clock Status Data */
 	decode_time(getw(1),getl(3));
-	mvwprintw(mid7win, 1, 5,  "%2d", getb(7));	/* SVs */
-	mvwprintw(mid7win, 1, 16, "%lu", getl(8));	/* Clock drift */
-	mvwprintw(mid7win, 1, 29, "%lu", getl(12));	/* Clock Bias */
-	mvwprintw(mid7win, 2, 21, "%lu", getl(16));	/* Estimated Time */
-	wprintw(debugwin, "CSD 0x07=");
+	display(mid7win, 1, 5,  "%2d", getb(7));	/* SVs */
+	display(mid7win, 1, 16, "%lu", getl(8));	/* Clock drift */
+	display(mid7win, 1, 29, "%lu", getl(12));	/* Clock Bias */
+	display(mid7win, 2, 21, "%lu", getl(16));	/* Estimated Time */
+	(void)wprintw(debugwin, "CSD 0x07=");
 	break;
 
     case 0x08:		/* 50 BPS data */
 	ch = getb(1);
-	mvwprintw(mid4win, ch, 27, "Y");
-	wprintw(debugwin, "50B 0x08=");
+	display(mid4win, ch, 27, "Y");
+	(void)wprintw(debugwin, "50B 0x08=");
 	subframe_enabled = 1;
     	break;
 
     case 0x09:		/* Throughput */
-	mvwprintw(mid9win, 1, 6,  "%.3f",(double)getw(1)/186);	/*SegStatMax*/
-	mvwprintw(mid9win, 1, 18, "%.3f",(double)getw(3)/186);	/*SegStatLat*/
-	mvwprintw(mid9win, 1, 31, "%.3f",(double)getw(5)/186);	/*SegStatTime*/
-	mvwprintw(mid9win, 1, 42, "%3d",getw(7));	/* Last Millisecond */
-	wprintw(debugwin, "THR 0x09=");
+	display(mid9win, 1, 6,  "%.3f",(double)getw(1)/186);	/*SegStatMax*/
+	display(mid9win, 1, 18, "%.3f",(double)getw(3)/186);	/*SegStatLat*/
+	display(mid9win, 1, 31, "%.3f",(double)getw(5)/186);	/*SegStatTime*/
+	display(mid9win, 1, 42, "%3d",getw(7));	/* Last Millisecond */
+	(void)wprintw(debugwin, "THR 0x09=");
     	break;
 
     case 0x0b:		/* Command Acknowledgement */
-	wprintw(debugwin, "ACK 0x0b=");
+	(void)wprintw(debugwin, "ACK 0x0b=");
     	break;
 
     case 0x0c:		/* Command NAcknowledgement */
-	wprintw(debugwin, "NAK 0x0c=");
+	(void)wprintw(debugwin, "NAK 0x0c=");
     	break;
 
     case 0x0d:		/* Visible List */
-	mvwprintw(mid13win, 1, 6, "%d",getb(1));
-	wmove(mid13win, 1, 10);
+	display(mid13win, 1, 6, "%d",getb(1));
+	(void)wmove(mid13win, 1, 10);
 	for (i = 0; i < MAXCHANNELS; i++) {
 	    if (i < getb(1))
-		wprintw(mid13win, " %2d",getb(2 + 5 * i));
+		(void)wprintw(mid13win, " %2d",getb(2 + 5 * i));
 	    else
-		wprintw(mid13win, "   ");
+		(void)wprintw(mid13win, "   ");
 
 	}
-	wprintw(mid13win, "\n");
-	wprintw(debugwin, "VL  0x0d=");
+	(void)wprintw(mid13win, "\n");
+	(void)wprintw(debugwin, "VL  0x0d=");
     	break;
 
     case 0x13:
-	mvwprintw(mid19win, 1, 20, "%d", getb(5));	/* Alt. hold mode */
-	mvwprintw(mid19win, 2, 20, "%d", getb(6));	/* Alt. hold source*/
-	mvwprintw(mid19win, 3, 20, "%dm", getw(7));	/* Alt. source input */
-	mvwprintw(mid19win, 4, 20, "%d", getb(9));	/* Degraded mode*/
-	mvwprintw(mid19win, 5, 20, "%dsec", getb(10));	/* Degraded timeout*/
-	mvwprintw(mid19win, 6, 20, "%dsec",getb(11));	/* DR timeout*/
-	mvwprintw(mid19win, 7, 20, "%c", getb(12)?'Y':'N');/* Track smooth mode*/
-	mvwprintw(mid19win, 8, 20, "%c", getb(13)?'Y':'N'); /* Static Nav.*/
-	mvwprintw(mid19win, 9, 20, "0x%x", getb(14));	/* 3SV Least Squares*/
-	mvwprintw(mid19win, 10,20, "0x%x", getb(19));	/* DOP Mask mode*/
-	mvwprintw(mid19win, 11,20, "0x%x", getw(20));	/* Nav. Elev. mask*/
-	mvwprintw(mid19win, 12,20, "0x%x", getb(22));	/* Nav. Power mask*/
-	mvwprintw(mid19win, 13,20, "0x%x", getb(27));	/* DGPS Source*/
-	mvwprintw(mid19win, 14,20, "0x%x", getb(28));	/* DGPS Mode*/
-	mvwprintw(mid19win, 15,20, "%dsec",getb(29));	/* DGPS Timeout*/
-	mvwprintw(mid19win, 1, 42, "%c", getb(34)?'Y':'N');/* LP Push-to-Fix */
-	mvwprintw(mid19win, 2, 42, "%dms", getl(35));	/* LP On Time */
-	mvwprintw(mid19win, 3, 42, "%d", getl(39));	/* LP Interval */
-	mvwprintw(mid19win, 4, 42, "%c", getb(43)?'Y':'N');/* User Tasks enabled */
-	mvwprintw(mid19win, 5, 42, "%d", getl(44));	/* User Task Interval */
-	mvwprintw(mid19win, 6, 42, "%c", getb(48)?'Y':'N');/* LP Power Cycling Enabled */
-	mvwprintw(mid19win, 7, 42, "%d", getl(49));/* LP Max Acq Search Time */
-	mvwprintw(mid19win, 8, 42, "%d", getl(53));/* LP Max Off Time */
-	mvwprintw(mid19win, 9, 42, "%c", getb(57)?'Y':'N');/* APM Enabled */
-	mvwprintw(mid19win,10, 42, "%d", getw(58));/* # of fixes */
-	mvwprintw(mid19win,11, 42, "%d", getw(60));/* Time Between fixes */
-	mvwprintw(mid19win,12, 42, "%d", getb(62));/* H/V Error Max */
-	mvwprintw(mid19win,13, 42, "%d", getb(63));/* Response Time Max */
-	mvwprintw(mid19win,14, 42, "%d", getb(64));/* Time/Accu & Duty Cycle Priority */
+	display(mid19win, 1, 20, "%d", getb(5));	/* Alt. hold mode */
+	display(mid19win, 2, 20, "%d", getb(6));	/* Alt. hold source*/
+	display(mid19win, 3, 20, "%dm", getw(7));	/* Alt. source input */
+	display(mid19win, 4, 20, "%d", getb(9));	/* Degraded mode*/
+	display(mid19win, 5, 20, "%dsec", getb(10));	/* Degraded timeout*/
+	display(mid19win, 6, 20, "%dsec",getb(11));	/* DR timeout*/
+	display(mid19win, 7, 20, "%c", getb(12)?'Y':'N');/* Track smooth mode*/
+	display(mid19win, 8, 20, "%c", getb(13)?'Y':'N'); /* Static Nav.*/
+	display(mid19win, 9, 20, "0x%x", getb(14));	/* 3SV Least Squares*/
+	display(mid19win, 10,20, "0x%x", getb(19));	/* DOP Mask mode*/
+	display(mid19win, 11,20, "0x%x", getw(20));	/* Nav. Elev. mask*/
+	display(mid19win, 12,20, "0x%x", getb(22));	/* Nav. Power mask*/
+	display(mid19win, 13,20, "0x%x", getb(27));	/* DGPS Source*/
+	display(mid19win, 14,20, "0x%x", getb(28));	/* DGPS Mode*/
+	display(mid19win, 15,20, "%dsec",getb(29));	/* DGPS Timeout*/
+	display(mid19win, 1, 42, "%c", getb(34)?'Y':'N');/* LP Push-to-Fix */
+	display(mid19win, 2, 42, "%dms", getl(35));	/* LP On Time */
+	display(mid19win, 3, 42, "%d", getl(39));	/* LP Interval */
+	display(mid19win, 4, 42, "%c", getb(43)?'Y':'N');/* User Tasks enabled */
+	display(mid19win, 5, 42, "%d", getl(44));	/* User Task Interval */
+	display(mid19win, 6, 42, "%c", getb(48)?'Y':'N');/* LP Power Cycling Enabled */
+	display(mid19win, 7, 42, "%d", getl(49));/* LP Max Acq Search Time */
+	display(mid19win, 8, 42, "%d", getl(53));/* LP Max Off Time */
+	display(mid19win, 9, 42, "%c", getb(57)?'Y':'N');/* APM Enabled */
+	display(mid19win,10, 42, "%d", getw(58));/* # of fixes */
+	display(mid19win,11, 42, "%d", getw(60));/* Time Between fixes */
+	display(mid19win,12, 42, "%d", getb(62));/* H/V Error Max */
+	display(mid19win,13, 42, "%d", getb(63));/* Response Time Max */
+	display(mid19win,14, 42, "%d", getb(64));/* Time/Accu & Duty Cycle Priority */
 	dispmode = !dispmode;
 	break;
 
@@ -426,15 +428,15 @@
 
 	total               2 x 12 = 24 bytes
 	******************************************************************/
-	mvwprintw(mid27win, 1, 14, "%d (%s)", getb(1), sbasvec[getb(1)]);
+	display(mid27win, 1, 14, "%d (%s)", getb(1), sbasvec[getb(1)]);
 	for (i = j = 0; i < MAXCHANNELS; i++) {
 	    if (getb(16+2*i)) {
-		wprintw(mid27win, "%d=%d ", getb(16+2*i), getb(16+2*i+1));
+		(void)wprintw(mid27win, "%d=%d ", getb(16+2*i), getb(16+2*i+1));
 		j++;
 	    }
 	}
-	mvwprintw(mid27win, 1, 44, "%d", j);
-	wprintw(debugwin, "DST 0x1b=");
+	display(mid27win, 1, 44, "%d", j);
+	(void)wprintw(debugwin, "DST 0x1b=");
 	break;
 
     case 0x1C:	/* NL Measurement Data */
@@ -503,7 +505,7 @@
 	    			     clk.tv_sec % 3600,clk.tv_usec);
 #endif
 	}
-		wprintw(debugwin, "??? 0x62=");
+		(void)wprintw(debugwin, "??? 0x62=");
     	break;
 #endif /* __UNUSED__ */
 
@@ -520,19 +522,19 @@
 		break;
 	    }
 	if (j)
-	    wprintw(debugwin, "%s\n",buf+1);
-	wprintw(debugwin, "DD  0xff=");
+	    (void)wprintw(debugwin, "%s\n",buf+1);
+	(void)wprintw(debugwin, "DD  0xff=");
 	break;
 
     default:
-	wprintw(debugwin, "    0x%02x=", buf[0]);
+	(void)wprintw(debugwin, "    0x%02x=", buf[0]);
 	break;
     }
 
-    wprintw(debugwin, "(%d) ", len);
+    (void)wprintw(debugwin, "(%d) ", len);
     for (i = 1; i < len; i++)
-	wprintw(debugwin, "%02x",buf[i]);
-    wprintw(debugwin, "\n");
+	(void)wprintw(debugwin, "%02x",buf[i]);
+    (void)wprintw(debugwin, "\n");
 }
 
 /*****************************************************************************
@@ -785,10 +787,10 @@
     putb(len + 3,END2);
     len += 8;
 
-    wprintw(debugwin, ">>>");
+    (void)wprintw(debugwin, ">>>");
     for (i = 0; i < len; i++)
-	wprintw(debugwin, " %02x",buf[i]);
-    wprintw(debugwin, "\n");
+	(void)wprintw(debugwin, " %02x",buf[i]);
+    (void)wprintw(debugwin, "\n");
 
     if (controlfd == -1) 
 	return -1;
@@ -835,16 +837,16 @@
 
 static void refresh_rightpanel1(void)
 {
-    touchwin(mid6win);
-    touchwin(mid7win);
-    touchwin(mid9win);
-    touchwin(mid13win);
-    touchwin(mid27win);
-    wrefresh(mid6win);
-    wrefresh(mid7win);
-    wrefresh(mid9win);
-    wrefresh(mid13win);
-    wrefresh(mid27win);
+    (void)touchwin(mid6win);
+    (void)touchwin(mid7win);
+    (void)touchwin(mid9win);
+    (void)touchwin(mid13win);
+    (void)touchwin(mid27win);
+    (void)wrefresh(mid6win);
+    (void)wrefresh(mid7win);
+    (void)wrefresh(mid9win);
+    (void)wrefresh(mid13win);
+    (void)wrefresh(mid27win);
 }
 
 static void command(char *buf, int len, const char *fmt, ... )
@@ -955,117 +957,117 @@
 
     wborder(mid2win, 0, 0, 0, 0, 0, 0, 0, 0),
     wattrset(mid2win, A_BOLD);
-    wmove(mid2win, 0,1);
-    mvwprintw(mid2win, 0, 12, " X "); 
-    mvwprintw(mid2win, 0, 21, " Y "); 
-    mvwprintw(mid2win, 0, 30, " Z "); 
-    mvwprintw(mid2win, 0, 43, " North "); 
-    mvwprintw(mid2win, 0, 54, " East "); 
-    mvwprintw(mid2win, 0, 67, " Alt "); 
+    (void)wmove(mid2win, 0,1);
+    display(mid2win, 0, 12, " X "); 
+    display(mid2win, 0, 21, " Y "); 
+    display(mid2win, 0, 30, " Z "); 
+    display(mid2win, 0, 43, " North "); 
+    display(mid2win, 0, 54, " East "); 
+    display(mid2win, 0, 67, " Alt "); 
 
-    wmove(mid2win, 1,1);
-    wprintw(mid2win, "Pos:                            m                          deg \
                m");
-    wmove(mid2win, 2,1);
-    wprintw(mid2win, "Vel:                            m/s                            \
                m/s");
-    wmove(mid2win, 3,1);
-    wprintw(mid2win, "Time:                  UTC:                Heading:        deg \
                m/s");
-    wmove(mid2win, 4,1);
-    wprintw(mid2win, "Skew:                   TZ:                HDOP:      M1:      \
                M2:    ");
-    wmove(mid2win, 5,1);
-    wprintw(mid2win, "Fix:");
-    mvwprintw(mid2win, 6, 24, " Packet type 2 (0x02) ");
+    (void)wmove(mid2win, 1,1);
+    (void)wprintw(mid2win, "Pos:                            m                        \
deg         m"); +    (void)wmove(mid2win, 2,1);
+    (void)wprintw(mid2win, "Vel:                            m/s                      \
m/s"); +    (void)wmove(mid2win, 3,1);
+    (void)wprintw(mid2win, "Time:                  UTC:                Heading:      \
deg         m/s"); +    (void)wmove(mid2win, 4,1);
+    (void)wprintw(mid2win, "Skew:                   TZ:                HDOP:      \
M1:          M2:    "); +    (void)wmove(mid2win, 5,1);
+    (void)wprintw(mid2win, "Fix:");
+    display(mid2win, 6, 24, " Packet type 2 (0x02) ");
     wattrset(mid2win, A_NORMAL);
 
     wborder(mid4win, 0, 0, 0, 0, 0, 0, 0, 0),
     wattrset(mid4win, A_BOLD);
-    mvwprintw(mid4win, 1, 1, " Ch SV  Az El Stat  C/N ? A");
+    display(mid4win, 1, 1, " Ch SV  Az El Stat  C/N ? A");
     for (i = 0; i < MAXCHANNELS; i++) {
-	mvwprintw(mid4win, i+2, 1, "%2d",i);
+	display(mid4win, i+2, 1, "%2d",i);
     }
-    mvwprintw(mid4win, 14, 4, " Packet Type 4 (0x04) ");
+    display(mid4win, 14, 4, " Packet Type 4 (0x04) ");
     wattrset(mid4win, A_NORMAL);
 
     wborder(mid19win, 0, 0, 0, 0, 0, 0, 0, 0),
     wattrset(mid19win, A_BOLD);
-    mvwprintw(mid19win, 1, 1, "Alt. hold mode:");
-    mvwprintw(mid19win, 2, 1, "Alt. hold source:");
-    mvwprintw(mid19win, 3, 1, "Alt. source input:");
-    mvwprintw(mid19win, 4, 1, "Degraded mode:");
-    mvwprintw(mid19win, 5, 1, "Degraded timeout:");
-    mvwprintw(mid19win, 6, 1, "DR timeout:");
-    mvwprintw(mid19win, 7, 1, "Track smooth mode:");
-    mvwprintw(mid19win, 8, 1, "Static Navigation:");
-    mvwprintw(mid19win, 9, 1, "3SV Least Squares:");
-    mvwprintw(mid19win, 10,1, "DOP Mask mode:");
-    mvwprintw(mid19win, 11,1, "Nav. Elev. mask:");
-    mvwprintw(mid19win, 12,1, "Nav. Power mask:");
-    mvwprintw(mid19win, 13,1, "DGPS Source:");
-    mvwprintw(mid19win, 14,1, "DGPS Mode:");
-    mvwprintw(mid19win, 15,1, "DGPS Timeout:");
-    mvwprintw(mid19win, 1, 26,"LP Push-to-Fix:");
-    mvwprintw(mid19win, 2, 26,"LP On Time:");
-    mvwprintw(mid19win, 3, 26,"LP Interval:");
-    mvwprintw(mid19win, 4, 26,"U. Tasks Enab.:");
-    mvwprintw(mid19win, 5, 26,"U. Task Inter.:");
-    mvwprintw(mid19win, 6, 26,"LP Pwr Cyc En:");
-    mvwprintw(mid19win, 7, 26,"LP Max Acq Srch:");
-    mvwprintw(mid19win, 8, 26,"LP Max Off Time:");
-    mvwprintw(mid19win, 9, 26,"APM enabled:");
-    mvwprintw(mid19win,10, 26,"# of Fixes:");
-    mvwprintw(mid19win,11, 26,"Time btw Fixes:");
-    mvwprintw(mid19win,12, 26,"H/V Error Max:");
-    mvwprintw(mid19win,13, 26,"Rsp Time Max:");
-    mvwprintw(mid19win,14, 26,"Time/Accu:");
+    display(mid19win, 1, 1, "Alt. hold mode:");
+    display(mid19win, 2, 1, "Alt. hold source:");
+    display(mid19win, 3, 1, "Alt. source input:");
+    display(mid19win, 4, 1, "Degraded mode:");
+    display(mid19win, 5, 1, "Degraded timeout:");
+    display(mid19win, 6, 1, "DR timeout:");
+    display(mid19win, 7, 1, "Track smooth mode:");
+    display(mid19win, 8, 1, "Static Navigation:");
+    display(mid19win, 9, 1, "3SV Least Squares:");
+    display(mid19win, 10,1, "DOP Mask mode:");
+    display(mid19win, 11,1, "Nav. Elev. mask:");
+    display(mid19win, 12,1, "Nav. Power mask:");
+    display(mid19win, 13,1, "DGPS Source:");
+    display(mid19win, 14,1, "DGPS Mode:");
+    display(mid19win, 15,1, "DGPS Timeout:");
+    display(mid19win, 1, 26,"LP Push-to-Fix:");
+    display(mid19win, 2, 26,"LP On Time:");
+    display(mid19win, 3, 26,"LP Interval:");
+    display(mid19win, 4, 26,"U. Tasks Enab.:");
+    display(mid19win, 5, 26,"U. Task Inter.:");
+    display(mid19win, 6, 26,"LP Pwr Cyc En:");
+    display(mid19win, 7, 26,"LP Max Acq Srch:");
+    display(mid19win, 8, 26,"LP Max Off Time:");
+    display(mid19win, 9, 26,"APM enabled:");
+    display(mid19win,10, 26,"# of Fixes:");
+    display(mid19win,11, 26,"Time btw Fixes:");
+    display(mid19win,12, 26,"H/V Error Max:");
+    display(mid19win,13, 26,"Rsp Time Max:");
+    display(mid19win,14, 26,"Time/Accu:");
 
-    mvwprintw(mid19win, 16, 8, " Packet type 19 (0x13) ");
+    display(mid19win, 16, 8, " Packet type 19 (0x13) ");
     wattrset(mid19win, A_NORMAL);
 
     wborder(mid6win, 0, 0, 0, 0, 0, 0, 0, 0),
     wattrset(mid6win, A_BOLD);
-    mvwprintw(mid6win, 1, 1, "Version:");
-    mvwprintw(mid6win, 2, 8, " Packet Type 6 (0x06) ");
+    display(mid6win, 1, 1, "Version:");
+    display(mid6win, 2, 8, " Packet Type 6 (0x06) ");
     wattrset(mid6win, A_NORMAL);
 
     wborder(mid7win, 0, 0, 0, 0, 0, 0, 0, 0),
     wattrset(mid7win, A_BOLD);
-    mvwprintw(mid7win, 1, 1,  "SVs: ");
-    mvwprintw(mid7win, 1, 9,  "Drift: ");
-    mvwprintw(mid7win, 1, 23, "Bias: ");
-    mvwprintw(mid7win, 2, 1,  "Estimated GPS Time: ");
-    mvwprintw(mid7win, 3, 8, " Packet type 7 (0x07) ");
+    display(mid7win, 1, 1,  "SVs: ");
+    display(mid7win, 1, 9,  "Drift: ");
+    display(mid7win, 1, 23, "Bias: ");
+    display(mid7win, 2, 1,  "Estimated GPS Time: ");
+    display(mid7win, 3, 8, " Packet type 7 (0x07) ");
     wattrset(mid7win, A_NORMAL);
 
     wborder(mid9win, 0, 0, 0, 0, 0, 0, 0, 0),
     wattrset(mid9win, A_BOLD);
-    mvwprintw(mid9win, 1, 1,  "Max: ");
-    mvwprintw(mid9win, 1, 13, "Lat: ");
-    mvwprintw(mid9win, 1, 25, "Time: ");
-    mvwprintw(mid9win, 1, 39, "MS: ");
-    mvwprintw(mid9win, 2, 8, " Packet type 9 (0x09) ");
+    display(mid9win, 1, 1,  "Max: ");
+    display(mid9win, 1, 13, "Lat: ");
+    display(mid9win, 1, 25, "Time: ");
+    display(mid9win, 1, 39, "MS: ");
+    display(mid9win, 2, 8, " Packet type 9 (0x09) ");
     wattrset(mid9win, A_NORMAL);
 
     wborder(mid13win, 0, 0, 0, 0, 0, 0, 0, 0),
     wattrset(mid13win, A_BOLD);
-    mvwprintw(mid13win, 1, 1, "SVs: ");
-    mvwprintw(mid13win, 1, 9, "=");
-    mvwprintw(mid13win, 2, 8, " Packet type 13 (0x0D) ");
+    display(mid13win, 1, 1, "SVs: ");
+    display(mid13win, 1, 9, "=");
+    display(mid13win, 2, 8, " Packet type 13 (0x0D) ");
     wattrset(mid13win, A_NORMAL);
 
     wborder(mid27win, 0, 0, 0, 0, 0, 0, 0, 0),
     wattrset(mid27win, A_BOLD);
-    mvwprintw(mid27win, 1, 1, "SBAS source: ");
-    mvwprintw(mid27win, 1, 31, "Corrections: ");
-    mvwprintw(mid27win, 3, 8, " Packet type 27 (0x1B) ");
+    display(mid27win, 1, 1, "SBAS source: ");
+    display(mid27win, 1, 31, "Corrections: ");
+    display(mid27win, 3, 8, " Packet type 27 (0x1B) ");
     wattrset(mid27win, A_NORMAL);
 
     wattrset(cmdwin, A_BOLD);
     if (serial)
-    	mvwprintw(cmdwin, 1, 0, "%s %4d N %d", device, bps, stopbits);
+    	display(cmdwin, 1, 0, "%s %4d N %d", device, bps, stopbits);
     else
-	mvwprintw(cmdwin, 1, 0, "%s:%s:%s", server, port, device);
+	display(cmdwin, 1, 0, "%s:%s:%s", server, port, device);
     wattrset(cmdwin, A_NORMAL);
 
-    wmove(debugwin,0, 0);
+    (void)wmove(debugwin,0, 0);
 
     FD_ZERO(&select_set);
 
@@ -1075,20 +1077,20 @@
     sendpkt(buf, 2, device);
 
     for (;;) {
-	wmove(cmdwin, 0,0);
-	wprintw(cmdwin, "cmd> ");
+	(void)wmove(cmdwin, 0,0);
+	(void)wprintw(cmdwin, "cmd> ");
 	wclrtoeol(cmdwin);
-	refresh();
-	wrefresh(mid2win);
-	wrefresh(mid4win);
+	(void)refresh();
+	(void)wrefresh(mid2win);
+	(void)wrefresh(mid4win);
 	if (dispmode == 0) {
 	    refresh_rightpanel1();
 	} else {
-	    touchwin(mid19win);
-	    wrefresh(mid19win);
+	    (void)touchwin(mid19win);
+	    (void)wrefresh(mid19win);
 	}
-	wrefresh(debugwin);
-	wrefresh(cmdwin);
+	(void)wrefresh(debugwin);
+	(void)wrefresh(cmdwin);
 
 	FD_SET(0,&select_set);
 	FD_SET(devicefd,&select_set);
@@ -1097,25 +1099,25 @@
 	    break;
 
 	if (FD_ISSET(0,&select_set)) {
-	    wmove(cmdwin, 0,5);
-	    wrefresh(cmdwin);
+	    (void)wmove(cmdwin, 0,5);
+	    (void)wrefresh(cmdwin);
 	    echo();
 	    wgetnstr(cmdwin, line, 80);
 	    noecho();
 	    //move(0,0);
 	    //clrtoeol();
-	    //refresh();
-	    wrefresh(mid2win);
-	    wrefresh(mid4win);
+	    //(void)refresh();
+	    (void)wrefresh(mid2win);
+	    (void)wrefresh(mid4win);
 	    if (dispmode == 0) {
 		refresh_rightpanel1();
 	    } else {
-		touchwin(mid19win);
-		wrefresh(mid19win);
+		(void)touchwin(mid19win);
+		(void)wrefresh(mid19win);
 	    }
-	    wrefresh(mid19win);
-	    wrefresh(debugwin);
-	    wrefresh(cmdwin);
+	    (void)wrefresh(mid19win);
+	    (void)wrefresh(debugwin);
+	    (void)wrefresh(cmdwin);
 
 	    if ((p = strchr(line,'\r')) != NULL)
 		*p = '\0';
@@ -1157,7 +1159,7 @@
 		    sendpkt(buf, 9, device);
 		    usleep(50000);
 		    set_speed(bps = v, stopbits);
-		    mvwprintw(cmdwin, 1, 0, "%s %d N %d", device,bps,stopbits);
+		    display(cmdwin, 1, 0, "%s %d N %d", device,bps,stopbits);
 		} else {
 		    line[0] = 'b';
 		    write(devicefd, line, strlen(line));

Modified: trunk/xgps.c
===================================================================
--- trunk/xgps.c	2005-05-26 09:48:12 UTC (rev 2552)
+++ trunk/xgps.c	2005-05-26 18:15:13 UTC (rev 2553)
@@ -223,8 +223,8 @@
 static struct gps_data_t *gpsdata;
 static time_t timer;	/* time of last state change */
 static int state = 0;	/* or MODE_NO_FIX=1, MODE_2D=2, MODE_3D=3 */
-XtAppContext app;
-XtIntervalId timeout;
+static XtAppContext app;
+static XtIntervalId timeout;
 
 static void handle_input(XtPointer client_data UNUSED, int *source UNUSED,
 			 XtInputId *id UNUSED)
@@ -237,7 +237,7 @@
 
 static void update_panel(struct gps_data_t *gpsdata, 
 			 char *message, 
-			 int level UNUSED)
+			 int len UNUSED, int level UNUSED)
 /* runs on each sentence */
 {
     unsigned int i;
@@ -459,6 +459,6 @@
 		  (XtPointer)XtInputReadMask, handle_input, NULL);
     XtAppMainLoop(app);
 
-    gps_close(gpsdata);
+    (void)gps_close(gpsdata);
     return 0;
 }

Modified: trunk/zodiac.c
===================================================================
--- trunk/zodiac.c	2005-05-26 09:48:12 UTC (rev 2552)
+++ trunk/zodiac.c	2005-05-26 18:15:13 UTC (rev 2553)
@@ -341,7 +341,7 @@
     if (session->outbuflen < 10)
 	return 0;
 
-    snprintf(session->gpsdata.tag, sizeof(session->gpsdata.tag), "%d", id);
+    snprintf(session->gpsdata.tag, sizeof(session->gpsdata.tag), "%u", id);
 
     switch (id) {
     case 1000:
@@ -353,7 +353,7 @@
 	mask = handle1002(session);
 	strcpy(buf, "$PRWIZCH");
 	for (i = 0; i < MAXCHANNELS; i++) {
-	    sprintf(buf+strlen(buf), ",%02d,%X", session->Zs[i], session->Zv[i] & 0x0f);
+	    sprintf(buf+strlen(buf), ",%02u,%X", session->Zs[i], session->Zv[i] & 0x0f);
 	}
 	strcat(buf, "*");
 	nmea_add_checksum(buf);


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