Add iovec for BFD_IN_MEMORY

[Alan Modra]

On Tue, May 25, 2010 at 02:00:44PM +0200, Tristan Gingold wrote:
> bfd/
> 2010-05-25  Tristan Gingold  <gingold@adacore.com>
> 
> 	* bfdio.c: Declare and define _bfd_memory_iovec.
> 	(bfd_bread): Move code for BFD_IN_MEMORY...
> 	(bfd_bwrite): ... Ditto ...
> 	(bfd_tell): ... Ditto ...
> 	(bfd_flush): ... Ditto ...
> 	(bfd_stat): ... Ditto ...
> 	(bfd_seek): ... Ditto ...
> 	(bfd_get_size): ... Ditto ...
> 	(bfd_mmap): ... Ditto ...
> 	(memory_bread): ... to these new functions.
> 	(memory_bwrite): Ditto.
> 	(memory_btell): Ditto.
> 	(memory_bseek): Ditto.
> 	(memory_bflush): Ditto.
> 	(memory_bstat): Ditto.
> 	(memory_bmmap): Ditto.
> 	(memory_bclose): New function.
> 	* peicode.h (pe_ILF_build_a_bfd): Use BFD_IN_MEMORY.
> 	* xcofflink.c (bfd_xcoff_link_generate_rtinit): Ditto.
> 	* opncls.c (bfd_close): Do not handle BFD_IN_MEMORY case.
> 	(bfd_make_writable): Use _bfd_memory_iovec.
> 	* elfcode.h (bfd_from_remote_memory): Use _bfd_memory_iovec.
> 	* coff-alpha.c (alpha_ecoff_get_elt_at_filepos): Use
> 	_bfd_memory_iovec.
> 	(alpha_ecoff_openr_next_archived_file): Use proxy_origin
> 	instead of origin.
> 	* libbfd.h: Regenerate.

OK.

-- 
Alan Modra
Australia Development Lab, IBM