feat(bkgpslog):Implement buffer for saving gpspipe stream

diff --git a/exec/bkgpslog b/exec/bkgpslog
index 22f558bc9fdc7198d7aa43f72c073b906fb7be65..2b24c9046f514bffc0e2e29ce595681ff04cfb98 100755 (executable)
--- a/exec/bkgpslog
+++ b/exec/bkgpslog
@@ -238,14 +238,20 @@ main() {
        scriptTTL="60"; #DEBUG DEBUG DEBUG DEBUG        
         
        # Determine buffer lifespan
-       bufferTTL="15";
+       #bufferTTL="60";
+       bufferTTL="15"; #DEBUG DEBUG DEBUG DEBUG
 
-       # Record gps data until life ends
+       # Record gps data until script lifespan ends
        declare debugCounter; debugCounter="0"
        while [[ "$SECONDS" -lt "$scriptTTL" ]]; do
            ((debugCounter++))
-           timeout "$bufferTTL""s" gpspipe -r 1>> "$DIROUT"/"$FILEOUT_NMEA""$debugCounter"
+           # Fill buffer
+           buffer="$(timeout "$bufferTTL""s" gpspipe -r)"; # Record gpspipe nmea data to $buffer for bufferTTL seconds
+           # Save buffer
+           echo "$buffer" >> "$DIROUT"/"$FILEOUT_NMEA""$debugCounter"
            vbm "DEBUG:Completed buffer session $debugCounter" 1>&2;
+           # Reset buffer
+           unset buffer
        done
     fi
 } # Main function.