Re: [PyOpenGL-Users] PyOpenGL on Windows

[Henry G. <he...@ca...>]

On Mon, 2011-07-04 at 18:32 +0100, Henry Gomersall wrote:
> On Mon, 2011-07-04 at 13:43 -0300, Alejandro Segovia wrote:
> > I can confirm that after getting the MSVCRT7.1.dll not found error
> > message every time I lunch my application, it happens to run fine,
> > with all OpenGL code working.
> 
> It seems that the gle32.dll packaged with PyOpenGL has this
> dependency,
> so its this library that needs to be recompiled. 

My naive fiddling seems to suggest a fairly minimal dependency on
MSVCR71.dll. winedump shows the following symbols. Most of those look
like they won't have changed much (although some look like they might
have!)...

  offset 0001e1dc MSVCR71.dll
  Hint/Name Table: 0001E23C
  TimeDateStamp:   00000000 (Thu Jan  1 01:00:00 1970)
  ForwarderChain:  00000000
  First thunk RVA: 0001E024
  Ordn  Name
   766  sin 1e3dc
   241  _except_handler3 1e456
    76  __CppXcptFilter 1e444
   187  _adjust_fdiv 1e434
   319  _initterm 1e428
   440  _onexit 1e412
   107  __dllonexit 1e404
   648  atan2 1e3fc
   757  realloc 1e3f2
   644  acos 1e3ea
   769  sqrt 1e3bc
   684  free 1e3c4
   735  malloc 1e3cc
   658  cos 1e3d6
   665  fabs 1e3e2

Interesting discussion here on CRT versioning...

http://kobyk.wordpress.com/2007/07/20/dynamically-linking-with-msvcrtdll-using-visual-c-2005/

Cheers,
Henry