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posix: Implement self-contained POSIX mutex

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POSIX mutexes are now available in all configurations and no longer
depend on --enable-posix.

Update #2514.
Update #3112.
This commit is contained in:
Sebastian Huber
2017-09-27 15:08:33 +02:00
parent 5222488573
commit de59c065c5
128 changed files with 889 additions and 667 deletions
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6
cpukit/libblock/src/bdbuf.c
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@@ -1514,6 +1514,7 @@ rtems_bdbuf_do_init (void)
uint8_t* buffer;
size_t b;
rtems_status_code sc;
bool locked;
if (rtems_bdbuf_tracer)
printf ("bdbuf:init\n");
@@ -1546,7 +1547,8 @@ rtems_bdbuf_do_init (void)
sc = rtems_bdbuf_lock_create (rtems_build_name ('B', 'D', 'C', 'l'),
&bdbuf_cache.lock);
if (sc != RTEMS_SUCCESSFUL)
locked = (sc == RTEMS_SUCCESSFUL);
if (!locked)
goto error;
rtems_bdbuf_lock_cache ();
@@ -1729,7 +1731,7 @@ error:
rtems_bdbuf_waiter_delete (&bdbuf_cache.transfer_waiters);
rtems_bdbuf_lock_delete (&bdbuf_cache.sync_lock);
if (bdbuf_cache.lock != 0)
if (locked)
{
rtems_bdbuf_unlock_cache ();
rtems_bdbuf_lock_delete (&bdbuf_cache.lock);