pexecute and choose_temp_name: an attempt at cleanup

[Jeffrey A Law]

  In message < 19990901191616.A28351@tetto.liafa.jussieu.fr >you write:
  > for gcc:
  > Wed Sep  1 18:57:07 CEST 1999	Marc Espie <espie@cvs.openbsd.org>
  > 	* protoize.c (gen_aux_info_file):  Let pexecute call choose_temp_base i
  > f
  > 	needed.
  > 
  > for libiberty:
  > Wed Sep  1 18:57:07 CEST 1999	Marc Espie <espie@cvs.openbsd.org>
  > 	* pexecute.c (pexecute):  Fill in temp_base when needed.
Thanks.  Installed.
jeff