text: import sys, os.path as p
  wdir = p.abspath(p.dirname(__file__))
  topdir = p.normpath(p.join(wdir, p.pardir, p.pardir))
  srcdir = p.join(topdir, 'src')
  sys.path.insert(0, p.join(topdir, 'conf'))
  
  from mpiscanner import Scanner
  scanner = Scanner()
  libmpi_pxd = p.join(srcdir, 'mpi4pyve', 'libmpi.pxd')
  scanner.parse_file(libmpi_pxd)
  libmpi_h = p.join(wdir, 'libmpi.h')
  scanner.dump_header_h(libmpi_h)
  
  #try:
  #    from cStringIO import StringIO
  #except ImportError:
  #    from io import StringIO
  #libmpi_h = StringIO()
  #scanner.dump_header_h(libmpi_h)
  #print libmpi_h.read()
  
  libmpi_c = p.join(wdir, 'libmpi.c.in')
  with open(libmpi_c, 'w') as f:
      f.write("""\
  #include <mpi.h>
  #include "%(srcdir)s/lib-mpi/config.h"
  #include "%(srcdir)s/lib-mpi/missing.h"
  #include "%(srcdir)s/lib-mpi/fallback.h"
  #include "%(srcdir)s/lib-mpi/compat.h"
  """ % vars())
  