Added -D support in valabind-cc and man pages

valabind-cc

@@ -22,6 +22,7 @@ show_help () {
   echo "  -C             do not compile, just let the .c/.cxx and .i files"
   echo "  -n             do not generate .i/.c/.cxx code, but compile it"
   echo "  -N[nspace]     include namespace in the output"
+  echo "  -D[SYMBOL]       define vala symbol Symbol"
   echo " Environment:"
   echo "  VALABIND_DEBUG if not empty show stderr of commands"
   echo "  PYTHON_CONFIG  path to python-config program (select py2 or py3)"
@@ -198,6 +199,8 @@ while : ; do
     COMPILE=""
   elif [ "`echo $1 | grep -- '-pthread'`" ]; then
     echo ignored $1
+  elif [ "`echo $1 | grep -- '-D'`" ]; then
+    VALABINDFLAGS="`echo $1|sed -e 's,^-D,-D ,'` ${VALABINDFLAGS}"
   else
     FILES="$1 ${FILES}"
   fi

valabind-cc.1

@@ -21,6 +21,7 @@
 .Op Fl I Ar path
 .Op Fl L Ar path
 .Op Fl l Ar libname
+.Op Fl D Ar SYMBOL
 .Op Fl C
 .Ar vapifile
 .Sh DESCRIPTION

valabind.1

@@ -15,6 +15,7 @@
 .Op Fl m Ar modname
 .Op Fl p Ar profile
 .Op Fl N Ar namespace
+.Op Fl D Ar SYMBOL
 .Op Fl -swig
 .Op Fl -node-ffi
 .Op Fl -ctypes
@@ -35,6 +36,8 @@ specify output file name
 specify module name
 .It Fl N Ar NS
 include given namespace for processing
+.It Fl D Ar SYMBOL
+define a preprocessor symbol inside Vala code
 .It Fl p Ar PROFILE
 select Vala profile (posix, gobject, dova)
 .It Fl x
@@ -52,7 +55,7 @@ Standard freedesktop environment variable to point to the share prefix directory
 .
 .Sh HYPER-REFERENCES
 .Bl -tag -width Fl
-.It Vala 
+.It Vala
 http://live.gnome.org/Vala
 .It SWIG
 http://www.swig.org