Preparing a release.

	* assuan-inquire.c (_assuan_inquire_ext_cb): Pass through return
	value from callback function.
	Suggested by Ben Kibbey <bjk@luxsci.net>.

	* assuan-inquire.c (_assuan_inquire_ext_cb): Clear
	CTX->inquire_membuf after deallocating it.

2007-10-18  Marcus Brinkmann  <marcus@g10code.de>

	* assuan.texi (Client requests): Document HELP.

src/
2007-10-18  Marcus Brinkmann  <marcus@g10code.de>

	* assuan-handler.c (std_handler_help): New function.
	(std_cmd_table): Add new command HELP.

	* assuan.h (_assuan_error_is_eagain): Add prefix macro.

	* assuan-defs.h (_assuan_error_is_eagain): New prototype.
	* mkerrors (_assuan_error_is_eagain): New function.
	* assuan-handler.c (process_next): Leave on EAGAIN.
	* assuan-handler.c (process_request),
	assuan-client.c (_assuan_read_from_server),
	assuan-buffer.c (assuan_read_line): Busy loop over EAGAIN.

	* assuan-defs.h (_assuan_sock_wsa2errno) [HAVE_W32_SYSTEM]: Add prototype.
	* assuan-uds.c (wsa2errno) [HAVE_W32_SYSTEM]: Move and rename to ...
	* assuan-socket.c (_assuan_sock_wsa2errno) [HAVE_W32_SYSTEM]: ... this.
	(_assuan_close, _assuan_sock_new, _assuan_sock_connect, _assuan_sock_bind):
	Always set errno on error.

	* assuan-uds.c (wsa2errno) [HAVE_W32_SYSTEM]: New function.
	(uds_reader, uds_writer) [HAVE_W32_SYSTEM]: Set errno.

Fixed a blocking problem on Windows.

Changed the ABI ofthe W32 socket emulation.

	* assuan-uds.c (uds_reader) [HAVE_W32_SYSTEM]: Do not touch the
	UDS structure in the context.  Reported by Frank Osterfeld.
	(uds_writer): Clarify code.

	* assuan-pipe-connect.c (do_finish) [HAVE_W32_SYSTEM]: Close
	ctx->pid as handle.
	(pipe_connect_w32): Save the spawned processes handle.

	* assuan.h: Use _WIN32 instead of HAVE_W32_SYSTEM.

	* assuan-inquire.c (assuan_inquire_ext): If MAXLEN is 0, still
	initialize MEMBUF.

	* assuan-inquire.c (assuan_inquire_ext): If MAXLEN is 0, still
	initialize MEMBUF.

	* assuan-inquire.c (_assuan_inquire_ext_cb): Clear CTX->in_inquire
	before invoking callback and returning.

	* assuan.texi (Client code): mention assuan_send_data() instead of
	assuan_write_data().

	* assuan-handler.c (dispatch_command): Return non-critical errors
	with PROCESS_DONE ().

	* assuan.h [_ASSUAN_EXT_SYM_PREFIX]: Add missing symbol renames
	with _ASSUAN_PREFIX.

2007-09-03  Marcus Brinkmann  <marcus@g10code.de>

	* assuan.texi: Fix prototype and documentation for
	assuan_inquire_ext.

src/
2007-09-03  Marcus Brinkmann  <marcus@g10code.de>

	* assuan.h (assuan_inquire_ext): Move buffer and buffer_length
	arguments callback in prototype.
	* assuan-defs.h (struct assuan_context_s): Remove members
	inquire_r_buffer and inquire_r_buffer_len.  Add buffer and buffer
	length arguments to inquire_cb.
	* assuan-inquire.c (_assuan_inquire_ext_cb): Return buffer and
	buffer length via callback.
	(assuan_inquire_ext): Move buffer and buffer length arguments to
	callback.

2007-09-03  Marcus Brinkmann  <marcus@g10code.de>

	* assuan.texi: Fix prototype and documentation for
	assuan_inquire_ext.

src/
2007-09-03  Marcus Brinkmann  <marcus@g10code.de>

	* assuan.h (assuan_inquire_ext): Move buffer and buffer_length
	arguments callback in prototype.
	* assuan-defs.h (struct assuan_context_s): Remove members
	inquire_r_buffer and inquire_r_buffer_len.  Add buffer and buffer
	length arguments to inquire_cb.
	* assuan-inquire.c (_assuan_inquire_ext_cb): Return buffer and
	buffer length via callback.
	(assuan_inquire_ext): Move buffer and buffer length arguments to
	callback.

2007-08-09  Marcus Brinkmann  <marcus@g10code.de>

	* assuan.texi (External I/O Loop): New chapter.

src/
2007-08-09  Marcus Brinkmann  <marcus@g10code.de>

	* assuan.h (assuan_process_done, assuan_inquire_ext): New
	prototypes.
	* assuan-defs.h (struct assuan_context_s): New members
	in_process_next, in_command, inquire_cb, inquire_cb_data,
	inquire_r_buffer, inquire_r_buffer_len, inquire_membuf.
	(_assuan_inquire_ext_cb, _assuan_inquire_release): New prototypes.
	* assuan-handler.c (PROCESS_DONE): New macro.
	(dummy_handler, std_handler_nop, std_handler_cancel)
	(std_handler_option, std_handler_bye, std_handler_auth)
	(std_handler_reset, std_handler_end): Use PROCESS_DONE to
	optionally call assuan_process_done if CTX->in_process_next is
	true.
	(assuan_process_done, process_next): New functions.
	(assuan_process_next): Rewritten to support external event
	handling.
	* mkerrors: Do not clear high bits of -1 for old style EOF.
	* assuan-inquire.c (_assuan_inquire_release)
	(_assuan_inquire_ext_cb, assuan_inquire_ext): New functions.
	* assuan-pipe-server.c (_assuan_release_context): Call
	_assuan_inquire_release.

	* assuan-defs.h (struct assuan_context_s): Have full peercred
	structure for HAVE_SO_PEERCRED.
	* assuan-connect.c (assuan_get_peercred) [!HAVE_SO_PEERCRED]: Do
	not try to set PID, UID and GID.

	Change _WIN32 to HAVE_W32_SYSTEM for consistency.

	* assuan-defs.h (struct assuan_context_s): Have full peercred
	structure even if not HAVE_SO_PEERCRED, but not if
	HAVE_W32_SYSTEM.

	* autogen.sh: Require bash.