Re: [PATCH] Handle unbuffered Guile memory ports, and zero sized ports

[Eli Zaretskii <eliz@gnu.org>]

> From: Doug Evans <xdje42@gmail.com>
> Date: Sat, 28 Mar 2015 16:40:19 -0700
> 
> This patch adds support for unbuffered Guile memory supports,
> and allows for zero sized ports.
> 
> Regression tested on amd64-linux.
> 
> 2015-03-28  Doug Evans  <xdje42@gmail.com>
> 
> 	* NEWS: Mention support for unbuffered Guile memory ports.
> 	* scm-ports.c (ioscm_memory_port): Update comments on end, size.
> 	(ioscm_lseek_address): Improve overflow calculation.
> 	(gdbscm_memory_port_fill_input): Add assert.
> 	(gdbscm_memory_port_write): Handle unbuffered ports.
> 	Handle large writes identical to Guile's fport_write.
> 	(gdbscm_memory_port_seek): Fix seeking past end check.
> 	(gdbscm_memory_port_close): Handle closing unbuffered port.
> 	(ioscm_parse_mode_bits): Recognize "0" for unbuffered ports.
> 	(ioscm_init_memory_port): Handle unbuffered ports.
> 	(ioscm_reinit_memory_port): Ditto.
> 	(ioscm_init_memory_port): Update size calculation.
> 	(gdbscm_open_memory): Support zero sized ports.
> 
> 	testsuite/
> 	* gdb.guile/scm-ports.c: New file.
> 	* gdb.guile/scm-ports.exp: Add memory port tests.
> 
> 	doc/
> 	* guile.texi (Memory Ports in Guile): Document support for unbuffered
> 	memory ports.

OK for the documentation parts.

Thanks.