On Tue, Feb 01, 2022 at 02:20:10PM +0100, Tim Wiederhake wrote: > Locks a virMutex on creation and unlocks it in its destructor. > > The VIR_LOCK_GUARD macro is used instead of "g_auto(virLockGuard)" to > work around a clang issue (see https://bugs.llvm.org/show_bug.cgi?id=3888 > and https://bugs.llvm.org/show_bug.cgi?id=43482). > > Typical usage: > > void function(virMutex *m) > { > VIR_LOCK_GUARD lock = virLockGuardLock(m); > /* `m` is locked, and released automatically on scope exit */ > > ... > while (expression) { > VIR_LOCK_GUARD lock2 = virLockGuardLock(...); > /* similar */ > } > } > > Signed-off-by: Tim Wiederhake <twiederh@xxxxxxxxxx> > --- > src/libvirt_private.syms | 2 ++ > src/util/virthread.c | 15 +++++++++++++++ > src/util/virthread.h | 10 ++++++++++ > 3 files changed, 27 insertions(+) Reviewed-by: Daniel P. Berrangé <berrange@xxxxxxxxxx> Regards, Daniel -- |: https://berrange.com -o- https://www.flickr.com/photos/dberrange :| |: https://libvirt.org -o- https://fstop138.berrange.com :| |: https://entangle-photo.org -o- https://www.instagram.com/dberrange :|
