X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;ds=sidebyside;f=src%2FMain%2Foptions.cxx;h=2263a991ca1036e874889fa688ca235b8acdff6c;hb=d279c394d739d11b0b0367dc4be220e7b0834c84;hp=bededfb71e43ed8cbbfe535954bb60a1f5d57440;hpb=ad8e6e01b305a7d33c0ce66a3ff5429bed5b8157;p=flightgear.git

diff --git a/src/Main/options.cxx b/src/Main/options.cxx
index bededfb71..2263a991c 100644
--- a/src/Main/options.cxx
+++ b/src/Main/options.cxx
@@ -28,6 +28,7 @@
 #include <simgear/compiler.h>
 #include <simgear/structure/exception.hxx>
 #include <simgear/debug/logstream.hxx>
+#include <simgear/timing/sg_time.hxx>
 
 #include <math.h>		// rint()
 #include <stdio.h>
@@ -530,6 +531,14 @@ parse_fov( const string& arg ) {
 
 static bool
 add_channel( const string& type, const string& channel_str ) {
+    // This check is neccessary to prevent fgviewer from segfaulting when given
+    // weird options. (It doesn't run the full initailization)
+    if(!globals->get_channel_options_list())
+    {
+        SG_LOG(SG_GENERAL, SG_ALERT, "Option " << type << "=" << channel_str
+                                     << " ignored.");
+        return false;
+    }
     SG_LOG(SG_GENERAL, SG_INFO, "Channel string = " << channel_str );
     globals->get_channel_options_list()->push_back( type + "," + channel_str );
     return true;
@@ -1572,6 +1581,7 @@ parse_option (const string& arg)
                     }
                     break;
                 case OPTION_CHANNEL:
+                    // XXX return value of add_channel should be checked?
                     if ( pt->has_param && !arg_value.empty() ) {
                         add_channel( pt->option, arg_value );
                     } else if ( !pt->has_param && arg_value.empty() ) {
@@ -1652,7 +1662,7 @@ fgParseArgs (int argc, char **argv)
               cout << endl << "No. Device" << endl;
 
               vector <const char*>devices = smgr.get_available_devices();
-              for (int i=0; i<devices.size(); i++) {
+              for (vector <const char*>::size_type i=0; i<devices.size(); i++) {
                 cout << i << ".  \"" << devices[i] << "\"" << endl;
               }
               devices.clear();