X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;f=bertos%2Fnet%2Fnmea.c;h=f74879523e9bcf2f543c1520efc4e374e39e19af;hb=b777dab072b4f741c4ccff71445989ccea086614;hp=d4600e07d21e1f8c7ebfc6b2d4afe241aeb57210;hpb=ea0866deab4dc1f387ec1bad371efc3bbc21b4af;p=bertos.git

diff --git a/bertos/net/nmea.c b/bertos/net/nmea.c
index d4600e07..f7487952 100644
--- a/bertos/net/nmea.c
+++ b/bertos/net/nmea.c
@@ -84,7 +84,7 @@ static uint32_t tokenToInt(const char *s, int precision)
 
 	for(i = 0; i < NMEAP_MAX_SENTENCE_LENGTH; i++)
 	{
-		char c = *s++;
+		unsigned char c = *s++;
 
 		if (c == '.')
 		{
@@ -165,9 +165,9 @@ static udegree_t nmea_longitude(const char *plot, const char *phem)
  * Return altitude in meter from a string.
  *
  */
-static uint16_t nmea_altitude(const char *palt, const char *punits)
+static int32_t nmea_altitude(const char *palt, const char *punits)
 {
-	uint32_t alt;
+	int32_t alt;
 
 	if (*palt == 0)
 		return 0;
@@ -413,7 +413,7 @@ int nmea_gpvtg(nmeap_context_t *context, nmeap_sentence_t *sentence)
 	 */
 	if (sentence->callout != 0)
 		(*sentence->callout)(context, vtg, context->user_data);
-	
+
 	return NMEA_GPVTG;
 }
 
@@ -456,13 +456,19 @@ int nmea_gpgsv(nmeap_context_t *context, nmeap_sentence_t *sentence)
 }
 
 
-/*
+/**
  * Parse NMEA sentence from a channel.
  */
 void nmea_poll(nmeap_context_t *context, KFile *channel)
 {
-	int c;
+	int c, e;
 	while ((c = kfile_getc(channel)) != EOF)
 		nmeap_parse(context, c);
+
+	if ((e = kfile_error(channel)))
+	{
+		LOG_ERR("ch error [%0X]\n", e);
+		kfile_clearerr(channel);
+	}
 }