don't crash in UnselectAll() if the tree has no root

[wxWidgets.git] / src / wxPng.icc

option ProjectOptions = gen(arch, "pentium2"), opt(tune, "pentium2"),
                        define("__WXPM__", ), define("__VISAGECPP__", ),
                        incl(searchpath, "..\\src\\png"), incl(searchpath, "..\\src\\zlib"), report(level, "E"),
                        file(genobject, "..\\src\\png\\dbgos240\\")
{
   perform
   {
       run before '-mkdir ' '..\\src\\png\\dbgos240'
   }
   target type(lib) "..\\lib\\os2png.lib"
   {
      source type("c") "PNG\\PNG.C"
      source type("c") "PNG\\PNGERROR.C"
      source type("c") "PNG\\PNGGET.C"
      source type("c") "PNG\\PNGMEM.C"
      source type("c") "PNG\\PNGPREAD.C"
      source type("c") "PNG\\PNGREAD.C"
      source type("c") "PNG\\PNGRTRAN.C"
      source type("c") "PNG\\PNGRUTIL.C"
      source type("c") "PNG\\PNGSET.C"
      source type("c") "PNG\\PNGTRANS.C"
      source type("c") "PNG\\PNGWRITE.C"
      source type("c") "PNG\\PNGWTRAN.C"
      source type("c") "PNG\\PNGWUTIL.C"
      source type("c") "PNG\\PNGRIO.C"
      source type("c") "PNG\\PNGWIO.C"
   }
}