[libvirt] [PATCH 5/6] Add an an internal API for emergency dump of debug buffer

virLogEmergencyDumpAll() allows to dump the content of the debug buffer from within a signal handler. It saves to all log file or stderr if none is found * src/util/logging.h src/util/logging.c: add the new API and cleanup the old virLogDump code * src/libvirt_private.syms: exports it as a private symbol Signed-off-by: Daniel Veillard <veillard(a)redhat.com&gt; --- src/libvirt_private.syms | 1 + src/util/logging.c | 87 +++++++++++++++++++++++++++------------------ src/util/logging.h | 2 +- 3 files changed, 54 insertions(+), 36 deletions(-)