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Another attempt at improving spinlock init

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This commit is contained in:
Robin Gareus 2019-07-28 15:01:40 +02:00
parent d382b756c2
commit d00650c2fd
Signed by: rgareus
GPG Key ID: A090BCE02CF57F04
2 changed files with 6 additions and 10 deletions
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11
libs/pbd/pbd/spinlock.h
View File

@ -32,17 +32,10 @@ namespace PBD {
*
* initialize with BOOST_DETAIL_SPINLOCK_INIT
*/
#ifdef COMPILER_MSVC
private:
static boost::detail::spinlock sl_init = BOOST_DETAIL_SPINLOCK_INIT;
# define SPINLOCK_INIT sl_init
#else
# define SPINLOCK_INIT BOOST_DETAIL_SPINLOCK_INIT
#endif
struct spinlock_t {
public:
spinlock_t () : l (SPINLOCK_INIT) {};
spinlock_t ();
void lock () { l.lock (); }
void unlock () { l.unlock (); }
bool try_lock () { return l.try_lock (); }
@ -50,8 +43,6 @@ private:
boost::detail::spinlock l;
};
#undef SPINLOCK_INIT
/* RAII wrapper */
class LIBPBD_API SpinLock {

5
libs/pbd/spinlock.cc
View File

@ -25,6 +25,11 @@
using namespace PBD;
spinlock_t::spinlock_t ()
{
l = BOOST_DETAIL_SPINLOCK_INIT;
}
SpinLock::SpinLock (spinlock_t& lock)
: _lock (lock)
{