Disallow 'fields' when writing unicsv (#1059)

This closes https://github.com/GPSBabel/gpsbabel/issues/1042

diff --git a/unicsv.cc b/unicsv.cc
index d96c248f395806c57959d69cde5e02069cec9c7c..3067e54f1b1c4af1b93f845f2e70ca79505dc936 100644 (file)
--- a/unicsv.cc
+++ b/unicsv.cc
@@ -1705,6 +1705,10 @@ UnicsvFormat::unicsv_waypt_disp_cb(const Waypoint* wpt)
 void
 UnicsvFormat::wr_init(const QString& fname)
 {
+  if (opt_fields) {
+    fatal(FatalMsg() << MYNAME <<
+          ": option 'fields' is not supported on output");
+  }
   fout = new gpsbabel::TextStream;
   fout->open(fname, QIODevice::WriteOnly, MYNAME, opt_codec);
   fout->setRealNumberNotation(QTextStream::FixedNotation);