[PATCH v9 00/27] libxl: child process handling

[Ian Jackson <ian.jackson@eu.citrix.com>]

All of these patches have now been acked and tested.  Thanks are due
to to Ian Campbell and Roger Pau Monne.  I am posting them in their
final form and will apply them very shortly.

 01/27 libxl: handle POLLERR, POLLHUP, POLLNVAL properly
 02/27 libxl: support multiple libxl__ev_fds for the same fd
 03/27 libxl: event API: new facilities for waiting for subprocesses
 04/27 autoconf: trim the configure script; use autoheader
 05/27 autoconf: New test for openpty et al.
 06/27 libxl: provide libxl__remove_file et al.
 07/27 libxl: Introduce libxl__sendmsg_fds and libxl__recvmsg_fds
 08/27 libxl: Clean up setdefault in do_domain_create
 09/27 libxl: provide libxl__datacopier_*
 10/27 libxl: provide libxl__openpty_*
 11/27 libxl: ao: Convert libxl_run_bootloader
 12/27 libxl: make libxl_create_logfile const-correct
 13/27 libxl: log bootloader output
 14/27 libxl: Allow AO_GC and EGC_GC even if not used
 15/27 libxl: add a dummy ao_how to libxl_domain_core_dump
 16/27 libxl: remove ctx->waitpid_instead
 17/27 libxl: change some structures to unit arrays
 18/27 libxl: ao: convert libxl__spawn_*
 19/27 libxl: set guest_domid even if libxl__domain_make fails
 20/27 libxl: make libxl_create run bootloader via callback
 21/27 libxl: Fix an ao completion bug; document locking policy
 22/27 libxl: provide progress reporting for long-running operations
 23/27 libxl: remove malloc failure handling from NEW_EVENT
 24/27 libxl: convert console callback to libxl_asyncprogress_how
 25/27 libxl: clarify definition of "slow" operation
 26/27 libxl: child processes cleanups
 27/27 libxl: abort bootloader invocation when domain dies