Merge from bittboy/buildroot@db180c0

package/gengetopt/0001-fix-compilation-warnings-in-generated-code.patch

@@ -0,0 +1,65 @@
+Fix compilation warnings in generated code
+
+Patch taken from open bug report http://savannah.gnu.org/bugs/?40243
+(project gengetopt seems to be dead; no hope for a new release soon)
+
+Imported by Philippe Mariman.
+This description by Thomas De Schampheleire.
+
+Signed-off-by: Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
+
+Index: gengetopt-2.22.6/src/skels/c_source.cc
+===================================================================
+--- gengetopt-2.22.6.orig/src/skels/c_source.cc	2012-11-07 20:58:29.000000000 +0100
++++ gengetopt-2.22.6/src/skels/c_source.cc	2014-11-20 12:05:02.597527761 +0100
+@@ -2424,9 +2424,12 @@
+       stream << "  FIX_UNUSED (field);";
+       stream << "\n";
+       stream << indent_str;
++      stream << "  FIX_UNUSED (stop_char);";
++      stream << "\n";
++      stream << indent_str;
++      stream << "  FIX_UNUSED (val);";
+       stream << "\n";
+       stream << indent_str;
+-      stream << "  stop_char = 0;";
+       stream << "\n";
+       stream << indent_str;
+       stream << "  found = 0;";
+@@ -3981,6 +3984,12 @@
+       stream << "\n";
+       stream << indent_str;
+     }
++  else
++    {
++      stream << "  FIX_UNUSED (check_required);";
++      stream << "\n";
++      stream << indent_str;
++    }
+   stream << "\n";
+   stream << indent_str;
+   indent = 2;
+Index: gengetopt-2.22.6/src/skels/c_source.h_skel
+===================================================================
+--- gengetopt-2.22.6.orig/src/skels/c_source.h_skel	2012-11-02 18:43:24.000000000 +0100
++++ gengetopt-2.22.6/src/skels/c_source.h_skel	2014-11-20 12:05:22.501528424 +0100
+@@ -767,8 +767,9 @@
+   char **string_field;
+ @ENDIF@
+   FIX_UNUSED (field);
++  FIX_UNUSED (stop_char);
++  FIX_UNUSED (val);
+ 
+-  stop_char = 0;
+   found = 0;
+ 
+   if (!multiple_option && prev_given && (*prev_given || (check_ambiguity && *field_given)))
+@@ -1327,6 +1328,8 @@
+     {
+       error_occurred += @parser_name@_required2 (args_info, argv[0], additional_error);
+     }
++@ELSE@
++  FIX_UNUSED (check_required);
+ @ENDIF@
+ 
+   @parser_name@_release (&local_args_info);